rebuilding browser/source

@satyr

.npmignore

@@ -0,0 +1,11 @@
+*.coffee
+*.html
+.DS_Store
+.git*
+Cakefile
+documentation/
+examples/
+extras/
+raw/
+src/
+test/

Cakefile

@@ -16,7 +16,7 @@ header = """
    * CoffeeScript Compiler v#{CoffeeScript.VERSION}
    * http://coffeescript.org
    *
-   * Copyright 2010, Jeremy Ashkenas
+   * Copyright 2011, Jeremy Ashkenas
    * Released under the MIT License
    */
 """
@@ -50,10 +50,10 @@ task 'install', 'install CoffeeScript into /usr/local (or --prefix)', (options)
   exec([
     "mkdir -p #{lib} #{bin}"
     "cp -rf bin lib LICENSE README package.json src #{lib}"
-    "ln -sf #{lib}/bin/coffee #{bin}/coffee"
-    "ln -sf #{lib}/bin/cake #{bin}/cake"
+    "ln -sfn #{lib}/bin/coffee #{bin}/coffee"
+    "ln -sfn #{lib}/bin/cake #{bin}/cake"
     "mkdir -p ~/.node_libraries"
-    "ln -sf #{lib}/lib #{node}"
+    "ln -sfn #{lib}/lib #{node}"
   ].join(' && '), (err, stdout, stderr) ->
     if err then console.log stderr.trim() else log 'done', green
   )
@@ -73,7 +73,7 @@ task 'build:full', 'rebuild the source twice, and run the tests', ->
 
 
 task 'build:parser', 'rebuild the Jison parser (run build first)', ->
-  extend global, require('utils')
+  extend global, require('util')
   require 'jison'
   parser = require('./lib/grammar').parser
   fs.writeFile 'lib/parser.js', parser.generate()
@@ -94,16 +94,18 @@ task 'build:browser', 'rebuild the merged script for inclusion in the browser',
         #{fs.readFileSync "lib/#{name}.js"}
       };
     """
-  {parser, uglify} = require 'uglify-js'
-  ast = parser.parse """
+  code = """
     this.CoffeeScript = function() {
       function require(path){ return require[path]; }
       #{code}
       return require['./coffee-script']
     }()
   """
-  code = uglify.gen_code uglify.ast_squeeze uglify.ast_mangle ast, extra: yes
+  unless process.env.MINIFY is 'false'
+    {parser, uglify} = require 'uglify-js'
+    code = uglify.gen_code uglify.ast_squeeze uglify.ast_mangle parser.parse code
   fs.writeFileSync 'extras/coffee-script.js', header + '\n' + code
+  console.log "built ... running browser tests:"
   invoke 'test:browser'
 
 
@@ -143,32 +145,83 @@ task 'loc', 'count the lines of source code in the CoffeeScript compiler', ->
     console.log stdout.trim()
 
 
+# Run the CoffeeScript test suite.
 runTests = (CoffeeScript) ->
-  startTime = Date.now()
-  passedTests = failedTests = 0
-  for all name, func of require 'assert'
+  startTime   = Date.now()
+  currentFile = null
+  passedTests = 0
+  failures    = []
+
+  # make "global" reference available to tests
+  global.global = global
+
+  # Mix in the assert module globally, to make it available for tests.
+  addGlobal = (name, func) ->
     global[name] = ->
       passedTests += 1
       func arguments...
+
+  addGlobal name, func for name, func of require 'assert'
+
+  # Convenience aliases.
   global.eq = global.strictEqual
   global.CoffeeScript = CoffeeScript
+
+  # Our test helper function for delimiting different test cases.
+  global.test = (description, fn) ->
+    try
+      fn.test = {description, currentFile}
+      fn.call(fn)
+    catch e
+      e.description = description if description?
+      e.source      = fn.toString() if fn.toString?
+      failures.push file: currentFile, error: e
+
+  # A recursive functional equivalence helper; uses egal for testing equivalence.
+  # See http://wiki.ecmascript.org/doku.php?id=harmony:egal
+  arrayEqual = (a, b) ->
+    if a is b
+      # 0 isnt -0
+      a isnt 0 or 1/a is 1/b
+    else if a instanceof Array and b instanceof Array
+      return no unless a.length is b.length
+      return no for el, idx in a when not arrayEqual el, b[idx]
+      yes
+    else
+      # NaN is NaN
+      a isnt a and b isnt b
+
+  global.arrayEq = (a, b, msg) -> ok arrayEqual(a,b), msg
+
+  # When all the tests have run, collect and print errors.
+  # If a stacktrace is available, output the compiled function source.
   process.on 'exit', ->
     time = ((Date.now() - startTime) / 1000).toFixed(2)
     message = "passed #{passedTests} tests in #{time} seconds#{reset}"
-    if failedTests
-      log "failed #{failedTests} and #{message}", red
-    else
-      log message, green
+    return log(message, green) unless failures.length
+    log "failed #{failures.length} and #{message}", red
+    for fail in failures
+      {error, file}      = fail
+      jsFile             = file.replace(/\.coffee$/,'.js')
+      match              = error.stack?.match(new RegExp(fail.file+":(\\d+):(\\d+)"))
+      match              = error.stack?.match(/on line (\d+):/) unless match
+      [match, line, col] = match if match
+      log "\n  #{error.toString()}", red
+      log "  #{error.description}", red if error.description
+      log "  #{jsFile}: line #{line or 'unknown'}, column #{col or 'unknown'}", red
+      console.log "  #{error.source}" if error.source
+
+  # Run every test in the `test` folder, recording failures.
   fs.readdir 'test', (err, files) ->
     files.forEach (file) ->
       return unless file.match(/\.coffee$/i)
-      fileName = path.join 'test', file
-      fs.readFile fileName, (err, code) ->
+      filename = path.join 'test', file
+      fs.readFile filename, (err, code) ->
+        currentFile = filename
         try
-          CoffeeScript.run code.toString(), {fileName}
-        catch err
-          failedTests += 1
-          log "failed #{fileName}", red, '\n' + err.stack?.toString()
+          CoffeeScript.run code.toString(), {filename}
+        catch e
+          failures.push file: currentFile, error: e
 
 
 task 'test', 'run the CoffeeScript language test suite', ->
@@ -178,5 +231,6 @@ task 'test', 'run the CoffeeScript language test suite', ->
 task 'test:browser', 'run the test suite against the merged browser script', ->
   source = fs.readFileSync 'extras/coffee-script.js', 'utf-8'
   result = {}
+  global.testingBrowser = yes
   (-> eval source).call result
   runTests result.CoffeeScript

LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2010 Jeremy Ashkenas
+Copyright (c) 2011 Jeremy Ashkenas
 
 Permission is hereby granted, free of charge, to any person
 obtaining a copy of this software and associated documentation

README

@@ -26,7 +26,8 @@
   sudo bin/cake install
 
   Or, if you have the Node Package Manager installed:
-  npm install coffee-script
+  npm install -g coffee-script
+  (Leave off the -g if you don't wish to install globally.)
 
   Compile a script:
   coffee /path/to/script.coffee

Rakefile

@@ -1,6 +1,8 @@
+require 'rubygems'
 require 'erb'
 require 'fileutils'
 require 'rake/testtask'
+require 'json'
 
 desc "Build the documentation page"
 task :doc do
@@ -19,3 +21,58 @@ task :doc do
   end
 end
 
+desc "Build coffee-script-source gem"
+task :gem do
+  require 'rubygems'
+  require 'rubygems/package'
+
+  gemspec = Gem::Specification.new do |s|
+    s.name      = 'coffee-script-source'
+    s.version   = JSON.parse(File.read('package.json'))["version"]
+    s.date      = Time.now.strftime("%Y-%m-%d")
+
+    s.homepage    = "http://jashkenas.github.com/coffee-script/"
+    s.summary     = "The CoffeeScript Compiler"
+    s.description = <<-EOS
+      CoffeeScript is a little language that compiles into JavaScript.
+      Underneath all of those embarrassing braces and semicolons,
+      JavaScript has always had a gorgeous object model at its heart.
+      CoffeeScript is an attempt to expose the good parts of JavaScript
+      in a simple way.
+    EOS
+
+    s.files = [
+      'lib/coffee_script/coffee-script.js',
+      'lib/coffee_script/source.rb'
+    ]
+
+    s.authors           = ['Jeremy Ashkenas']
+    s.email             = 'jashkenas@gmail.com'
+    s.rubyforge_project = 'coffee-script-source'
+  end
+
+  file = File.open("coffee-script-source.gem", "w")
+  Gem::Package.open(file, 'w') do |pkg|
+    pkg.metadata = gemspec.to_yaml
+
+    path = "lib/coffee_script/source.rb"
+    contents = <<-ERUBY
+module CoffeeScript
+  module Source
+    def self.bundled_path
+      File.expand_path("../coffee-script.js", __FILE__)
+    end
+  end
+end
+    ERUBY
+    pkg.add_file_simple(path, 0644, contents.size) do |tar_io|
+      tar_io.write(contents)
+    end
+
+    contents = File.read("extras/coffee-script.js")
+    path = "lib/coffee_script/coffee-script.js"
+    pkg.add_file_simple(path, 0644, contents.size) do |tar_io|
+      tar_io.write(contents)
+    end
+  end
+end

documentation/coffee/array_comprehensions.coffee

@@ -1,7 +1,2 @@
 # Eat lunch.
-lunch = eat food for food in ['toast', 'cheese', 'wine']
-
-# Naive collision detection.
-for roid, pos in asteroids
-  for roid2 in asteroids when roid isnt roid2
-    roid.explode() if roid.overlaps roid2
+eat food for food in ['toast', 'cheese', 'wine']

documentation/coffee/block_comment.coffee

@@ -1,4 +1,6 @@
 ###
-CoffeeScript Compiler v0.9.5
+CoffeeScript Compiler v1.1.1
 Released under the MIT License
-###
+###
+
+

documentation/coffee/conditionals.coffee

@@ -8,4 +8,6 @@ else
 
 date = if friday then sue else jill
 
-options or= defaults
+options or= defaults
+
+

documentation/coffee/do.coffee

@@ -0,0 +1,4 @@
+for filename in list
+  do (filename) ->
+    fs.readFile filename, (err, contents) ->
+      compile filename, contents.toString()

documentation/coffee/existence.coffee

@@ -1,6 +1,8 @@
 solipsism = true if mind? and not world?
 
-speed ?= 140
+speed ?= 75
+
+footprints = yeti ? "bear"
 
 
 

documentation/coffee/expressions_assignment.coffee

@@ -1 +1,3 @@
-six = (one = 1) + (two = 2) + (three = 3)
+six = (one = 1) + (two = 2) + (three = 3)
+
+

documentation/coffee/expressions_try.coffee

@@ -3,4 +3,5 @@ alert(
     nonexistent / undefined
   catch error
     "And the error is ... " + error
-)
+)
+

documentation/coffee/heredocs.coffee

@@ -2,4 +2,6 @@ html = '''
        <strong>
          cup of coffeescript
        </strong>
-       '''
+       '''
+
+

documentation/coffee/heregexes.coffee

@@ -6,4 +6,6 @@ OPERATOR = /// ^ (
    | ([&|<>])\2=?      # logic / shift
    | \?\.              # soak access
    | \.{2,3}           # range or splat
-) ///
+) ///
+
+

documentation/coffee/objects_and_arrays.coffee

@@ -2,7 +2,7 @@ song = ["do", "re", "mi", "fa", "so"]
 
 singers = {Jagger: "Rock", Elvis: "Roll"}
 
-matrix = [
+bitlist = [
   1, 0, 1
   0, 0, 1
   1, 1, 0
@@ -14,4 +14,6 @@ kids =
     age:  11
   sister:
     name: "Ida"
-    age:  9
+    age:  9
+
+

documentation/coffee/objects_reserved.coffee

@@ -1,3 +1,5 @@
 $('.account').attr class: 'active'
 
-log object.class
+log object.class
+
+

documentation/coffee/parallel_assignment.coffee

@@ -1,4 +1,6 @@
 theBait   = 1000
 theSwitch = 0
 
-[theBait, theSwitch] = [theSwitch, theBait]
+[theBait, theSwitch] = [theSwitch, theBait]
+
+

documentation/coffee/prototypes.coffee

@@ -1,2 +1,3 @@
 String::dasherize = ->
-  this.replace /_/g, "-"
+  this.replace /_/g, "-"
+

documentation/coffee/slices.coffee

@@ -0,0 +1,7 @@
+numbers = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
+
+copy    = numbers[0...numbers.length]
+
+middle  = copy[3..6]
+
+

documentation/coffee/splats.coffee

@@ -22,4 +22,6 @@ awardMedals contenders...
 
 alert "Gold: " + gold
 alert "Silver: " + silver
-alert "The Field: " + rest
+alert "The Field: " + rest
+
+

documentation/coffee/splices.coffee

@@ -0,0 +1,5 @@
+numbers = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
+
+numbers[3..6] = [-3, -4, -5, -6]
+
+

documentation/coffee/try.coffee

@@ -4,4 +4,5 @@ try
 catch error
   print error
 finally
-  cleanUp()
+  cleanUp()
+

documentation/css/docs.css

@@ -1,8 +1,9 @@
 body {
-  font-size: 13px;
-  line-height: 20px;
-  color: #191933;
-  font-family: "Lucida Grande", "Lucida Sans Unicode", Helvetica, Arial, sans-serif !important;
+  font-size: 14px;
+  line-height: 21px;
+  color: #333;
+  background: #f6f6f6 url(../images/background.png);
+  font-family: "Helvetica Neue", "Lucida Grande", "Lucida Sans Unicode", Helvetica, Arial, sans-serif !important;
 }
 .container {
   width: 950px;
@@ -13,11 +14,14 @@ p, li {
   width: 625px;
 }
 a {
-  color: #000055;
+  color: #191933;
 }
 h1, h2, h3, h4, h5, h6, b.header {
+  font-size: 18px;
+  color: #000;
   margin-top: 40px;
   margin-bottom: 15px;
+  text-shadow: #fff 0 1px 1px;
 }
 br.clear {
   height: 0;
@@ -27,9 +31,7 @@ ul {
   padding-left: 20px;
 }
 b.header {
-  color: #000055;
   display: block;
-  font-size: 16px;
 }
 li {
   margin-bottom: 10px;
@@ -43,11 +45,12 @@ table {
   }
     td {
       padding: 9px 15px 9px 0;
+      vertical-align: top;
     }
 table.definitions {
   width: auto;
   margin: 30px 0;
-  border-left: 6px solid #ccccdd;
+  border-left: 5px solid rgba(0,0,0,0.2);;
 }
   table.definitions td {
     text-align: center;
@@ -57,17 +60,18 @@ code, pre, tt, textarea {
   font-family: Monaco, Consolas, "Lucida Console", monospace;
   font-size: 12px;
   line-height: 18px;
-  color: #191955;
+  color: #155;
   white-space: pre-wrap;
   word-wrap: break-word;
 }
   tt {
-    background: #f8f8ff;
+    display: inline-block;
+    background: #fff;
     border: 1px solid #dedede;
     padding: 0px 0.2em;
   }
   pre {
-    border-left: 6px solid #ccccdd;
+    border-left: 5px solid rgba(0,0,0,0.2);
     padding: 3px 0 3px 12px;
     font-size: 12px;
   }
@@ -76,26 +80,35 @@ code, pre, tt, textarea {
       margin-left: 0;
       padding-left: 0;
     }
+.timestamp {
+  font-size: 12px;
+  font-weight: normal;
+  color: black;
+}
 div.code {
   position: relative;
-  border: 1px solid #cacaca;
-  background: #fafaff;
-  padding: 7px 0 10px 0;
-  -moz-border-radius: 5px; -webkit-border-radius: 5px; border-radius: 5px;
-  -webkit-box-shadow: 0px 0px 7px #cacaca;
+  background: #fff;
+  border: 1px solid #d8d8d8;
+  -webkit-box-shadow: 0px 0px 4px rgba(0,0,0,0.23);
+  -moz-box-shadow: 0px 0px 4px rgba(0,0,0,0.23);
+  box-shadow: 0px 0px 4px rgba(0,0,0,0.23);
   zoom: 1;
 }
-  div.code button {
+  div.code .minibutton {
+    text-transform: none;
     position: absolute;
     right: 8px; bottom: 8px;
   }
+  div.code .load {
+    left: 8px; right: auto;
+  }
   div.code pre, div.code textarea {
     float: left;
     width: 450px;
-    background: #fafaff;
-    border-left: 1px dotted #559;
+    background: #fff;
+    border-left: 1px dotted #d0d0d0;
+    margin: 10px 0 15px 3px;
     padding: 0 0 0 12px;
-    margin: 0;
   }
     div.code pre:first-child {
       border-left: 0;
@@ -116,32 +129,38 @@ div.code {
   height: 50px;
   min-width: 490px;
   left: 40px; right: 40px; top: 25px;
-  padding-left: 235px;
+  padding-left: 252px;
   background: #eee;
-  background: -webkit-gradient(linear, left top, left bottom, from(#f5f5f5), to(#d0d0d0));
-  background: -moz-linear-gradient(top, #f5f5f5, #d0d0d0);
+  background: -webkit-gradient(linear, left top, left bottom, from(#f8f8f8), to(#dadada));
+  background: -moz-linear-gradient(top, #f8f8f8, #dadada);
   border: 1px solid #aaa;
-  -webkit-border-radius: 20px; -moz-border-radius: 20px; border-radius: 20px;
-  -webkit-box-shadow: 0 0 7px #aaa; -moz-box-shadow: 0 0 7px #aaa;
+  border-top: 1px solid #bbb;
+  border-bottom: 1px solid #888;
+  -webkit-border-radius: 3px; -moz-border-radius: 3px; border-radius: 3px;
+  -webkit-box-shadow: 0 3px 5px rgba(0,0,0,0.1);
+  -moz-box-shadow: 0 3px 5px rgba(0,0,0,0.1);
+  box-shadow: 0 3px 5px rgba(0,0,0,0.1);
 }
   #logo {
     display: block;
-    width: 215px; height: 50px;
+    width: 225px; height: 50px;
     background: url('../images/logo.png');
     position: absolute;
     top: 0px; left: 10px;
   }
   #error {
     position: absolute;
-    -webkit-border-radius: 6px; -moz-border-radius: 6px; border-radius: 6px;
-    right: 15px; top: 15px; left: 730px;
-    height: 15px;
-    padding: 2px 5px;
+    -webkit-border-radius: 2px; -moz-border-radius: 2px; border-radius: 2px;
+    -webkit-border-top-left-radius: 0; -moz-border-radius-topleft: 0; border-top-left-radius: 0;
+    -webkit-border-bottom-left-radius: 0; -moz-border-radius-bottomleft: 0; border-bottom-left-radius: 0;
+    right: 0px; top: 0px; left: 726px; bottom: 0;
+    padding: 0 0 0 15px;
     background: #fdcdcc;
-    color: #864544;
-    border: 1px solid #864544;
+    background: -webkit-gradient(linear, left top, left bottom, from(#ffedec), to(#ff9a95));
+    background: -moz-linear-gradient(top, #f8f8f8, #dadada);
+    color: #862322;
     font-size: 10px;
-    line-height: 15px;
+    line-height: 50px;
     overflow: hidden;
     text-transform: uppercase;
   }
@@ -153,91 +172,93 @@ div.code {
     position: relative;
     float: left;
     padding: 0 20px;
-    border: 1px solid #bbb;
+    border: 1px solid #aaa;
     border-top: 0; border-bottom: 0; border-left-width: 0;
     cursor: pointer;
   }
-    body.full_screen .navigation {
-      position: static;
-    }
     .navigation.toc {
       border-left-width: 1px;
     }
     .navigation:hover,
     .navigation.active {
       background: #eee;
-      background: -webkit-gradient(linear, left top, left bottom, from(#f0f0f0), to(#c0c0c0));
-      background: -moz-linear-gradient(top, #f0f0f0, #c0c0c0);
+      background: -webkit-gradient(linear, left top, left bottom, from(#eee), to(#f8f8f8));
+      background: -moz-linear-gradient(top, #eee, #f8f8f8);
     }
+      .navigation.active {
+        height: 51px;
+        color: #000;
+        background: -webkit-gradient(linear, left top, left bottom, from(#e5e5e5), to(#fff));
+        background: -moz-linear-gradient(top, #e5e5e5, #fff);
+      }
     .navigation .button {
       font-weight: bold;
     }
+      .navigation .button::selection {
+        background: transparent;
+      }
     .navigation .contents {
       display: none;
       position: absolute;
       background: #fff;
+      opacity: 0.97;
       top: 51px; left: 0;
       padding: 5px 0;
       margin-left: -1px;
-      border: 1px solid #aaa; border-top: 0;
-      -webkit-border-radius: 5px; -moz-border-radius: 5px; border-radius: 5px;
-      -webkit-border-top-left-radius: 0; -moz-border-radius-topleft: 0;
-      -webkit-border-top-right-radius: 0; -moz-border-radius-topright: 0;
-      -webkit-box-shadow: 0 5px 10px #999; -moz-box-shadow: 0 5px 10px #999;
+      border: 1px solid #aaa;
+      -webkit-border-radius: 3px; -moz-border-radius: 3px; border-radius: 3px;
+      -webkit-box-shadow: 0 3px 5px rgba(0,0,0,0.2);
+      -moz-box-shadow: 0 3px 5px rgba(0,0,0,0.2);
+      box-shadow: 0 3px 5px rgba(0,0,0,0.2);
     }
-      .navigation.active .contents {
-        display: block;
-      }
-        .navigation .contents.repl_wrapper {
-          left: -162px;
-          width: 700px;
-          padding: 0;
-        }
-          body.full_screen .navigation .contents.repl_wrapper {
-            position: fixed;
-            width: auto; height: auto;
-            left: 60px; top: 77px; right: 60px; bottom: 30px;
-          }
-          .navigation .contents.repl_wrapper .code {
-            -webkit-box-shadow: none; -moz-box-shadow: none;
-            background: transparent;
-            border: 0;
-            position: static;
-          }
-            body.full_screen .navigation .contents.repl_wrapper .code {
-              height: 100%;
-              padding: 0; margin: 0;
-            }
-          .navigation .code button {
-            bottom: 10px;
-            text-transform: none;
-            line-height: 14px;
-            left: auto; right: auto;
-          }
-          .navigation .code .run {
-            width: 40px;
-            right: 10px;
-          }
-          .navigation .code .full_screen, .navigation .code .minimize {
-            left: 10px;
-            display: none;
-            width: 90px;
-          }
-            body.minimized .code .full_screen, body.full_screen .code .minimize {
-              display: inline;
-            }
       .navigation .contents a {
         display: block;
         width: 290px;
         text-transform: none;
         text-decoration: none;
-        font-weight: normal;
         height: 12px;
         line-height: 12px;
         padding: 4px 10px;
+        border: 1px solid transparent;
+        border-left: 0; border-right: 0;
       }
         .navigation .contents a:hover {
-          background: #f0f0f0;
+          border-color: #ddd;
+          background: #eee;
+        }
+      .navigation.active .contents {
+        display: block;
+      }
+      .navigation .contents.menu {
+        border-top: 0;
+        -webkit-border-top-left-radius: 0; -moz-border-radius-topleft: 0; border-top-left-radius: 0;
+        -webkit-border-top-right-radius: 0; -moz-border-radius-topright: 0; border-top-right-radius: 0;
+      }
+      .navigation .contents.repl_wrapper {
+        padding: 0;
+        position: fixed;
+        width: auto; height: auto;
+        left: 40px; top: 90px; right: 40px; bottom: 30px;
+        background: -webkit-gradient(linear, left top, left bottom, from(#fafafa), to(#eaeaea));
+      }
+        .navigation .repl_bridge {
+          position: absolute;
+          height: 12px;
+          left: -1px; right: -1px;
+          bottom: -14px;
+          border: 1px solid #aaa;
+          z-index: 5;
+          background: #fff;
+          display: none;
+          border-top-color: #fff; border-bottom-color: #fff;
+        }
+          .navigation.active .repl_bridge {
+            display: block;
+          }
+        .navigation .code .minibutton {
+          top: 10px; right: 10px;
+          width: 40px;
+          text-transform: none;
         }
 
 .bookmark {
@@ -247,45 +268,108 @@ div.code {
   top: -90px;
 }
 
+.navigation .contents.repl_wrapper .code {
+  cursor: text;
+  -webkit-box-shadow: none; -moz-box-shadow: none; box-shadow: none;
+  background: #181a3a url(../images/banding.png);
+  border: 2px solid #555;
+  padding: 0;
+  position: absolute;
+  top: 15px; left: 15px; right: 15px; bottom: 15px;
+}
+  .repl_wrapper .screenshadow {
+    position: absolute;
+    width: 200px; height: 150px;
+    background: url(../images/screenshadow.png?2);
+  }
+    .repl_wrapper .screenshadow.tl {
+      top: 0; left: 0;
+      background-position: 0 0;
+    }
+    .repl_wrapper .screenshadow.tr {
+      top: 0; right: 0;
+      background-position: -200px 0;
+    }
+    .repl_wrapper .screenshadow.bl {
+      bottom: 0; left: 0;
+      background-position: 0 -150px;
+    }
+    .repl_wrapper .screenshadow.br {
+      bottom: 0; right: 0;
+      background-position: -200px -150px;
+    }
+
 #repl_source, #repl_results {
   background: transparent;
   outline: none;
   margin: 5px 0 20px;
+  color: #def;
 }
-  #repl_source_wrap {
-    margin-left: 5px;
-    height: 250px;
-    width: 307px;
-    position: relative;
-    float: left;
+  #repl_results, #repl_source_wrap {
+    width: auto; height: auto;
+    position: absolute;
+    margin-bottom: 0;
+    top: 10px; left: 10px; right: 10px; bottom: 15px;
   }
-    #repl_source {
-      width: 96%;
-      height: 250px;
-      border: 0;
-      resize: none;
+    #repl_source_wrap {
+      margin-left: 5px;
+      width: 47%; right: 50%;
+      float: left;
     }
-  #repl_results {
-    font-family: Monaco, Consolas, "Lucida Console", monospace;
-    text-transform: none;
-    font-weight: normal;
-    height: 260px;
-    margin-bottom: 25px;
-    overflow-y: auto;
-    width: 370px;
-  }
-    body.full_screen #repl_results, body.full_screen #repl_source_wrap {
-      width: auto; height: auto;
-      position: absolute;
-      margin-bottom: 0;
-      top: 10px; left: 10px; right: 10px; bottom: 40px;
-    }
-      body.full_screen #repl_source {
+      #repl_source {
+        padding-left: 5px;
+        width: 100%;
         height: 100%;
+        border: 0;
+        overflow-y: auto;
+        resize: none;
       }
-      body.full_screen #repl_source_wrap {
-        right: 50%;
-      }
-      body.full_screen #repl_results {
+    #repl_results_wrap {
+      white-space: pre;
+    }
+      #repl_results {
+        text-transform: none;
+        overflow-y: auto;
         left: 50%;
+        border-left-color: #555;
       }
+
+/*----------------------------- Mini Buttons ---------------------------------*/
+.minibutton {
+  cursor: pointer;
+  color: #333;
+  text-shadow: #eee 0 1px 1px;
+  font-weight: bold;
+  font-size: 11px;
+  line-height: 11px;
+  padding: 5px 10px 6px;
+  height: 11px;
+  text-align: center;
+  -webkit-border-radius: 3px; -moz-border-radius: 3px; border-radius: 3px;
+  box-shadow: 0 1px 2px rgba(0,0,0,0.2); -webkit-box-shadow: 0 1px 2px rgba(0,0,0,0.2); -moz-box-shadow: 0 1px 2px rgba(0,0,0,0.2);
+  border: 1px solid #b2b2b2; border-top-color: #c9c9c9; border-bottom-color: #9a9a9a;
+  background: url(../images/button_bg.png) repeat-x left top;
+}
+  .minibutton:active {
+    border-color: #aaa;
+    box-shadow: 0 1px 2px #e4e4e4; -webkit-box-shadow: 0 1px 2px #e4e4e4; -moz-box-shadow: 0 1px 2px #e4e4e4;
+  }
+  .minibutton::selection {
+    background: transparent;
+  }
+  .minibutton ::-moz-selection {
+    background: transparent;
+  }
+  .minibutton.ok {
+    color: #fff;
+    background-image: url(../images/button_bg_green.gif);
+    border-color: #4ba47c; border-top-color: #53b388; border-bottom-color: #459671;
+    text-shadow: #aaa 0 -1px 0;
+  }
+  .minibutton.dark {
+    border: 0;
+    color: #fff;
+    box-shadow: none; -webkit-box-shadow: none; -moz-box-shadow: none;
+    background-image: url(../images/button_bg_dark.gif);
+    text-shadow: none;
+  }

documentation/docs/browser.html

@@ -2,21 +2,32 @@
 <span class="nv">CoffeeScript.require = </span><span class="nx">require</span></pre></div>             </td>           </tr>                               <tr id="section-2">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-2">&#182;</a>               </div>               <p>Use standard JavaScript <code>eval</code> to eval code.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">CoffeeScript.eval = </span><span class="p">(</span><span class="nx">code</span><span class="p">,</span> <span class="nx">options</span><span class="p">)</span> <span class="o">-&gt;</span>
   <span class="nb">eval</span> <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">code</span><span class="p">,</span> <span class="nx">options</span></pre></div>             </td>           </tr>                               <tr id="section-3">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-3">&#182;</a>               </div>               <p>Running code does not provide access to this scope.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">CoffeeScript.run = </span><span class="p">(</span><span class="nx">code</span><span class="p">,</span> <span class="nv">options = </span><span class="p">{})</span> <span class="o">-&gt;</span>
   <span class="nv">options.bare = </span><span class="kc">on</span>
-  <span class="nb">Function</span><span class="p">(</span><span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">code</span><span class="p">,</span> <span class="nx">options</span><span class="p">)()</span></pre></div>             </td>           </tr>                               <tr id="section-4">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-4">&#182;</a>               </div>               <p>If we're not in a browser environment, we're finished with the public API.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="k">return</span> <span class="nx">unless</span> <span class="nb">window</span><span class="o">?</span></pre></div>             </td>           </tr>                               <tr id="section-5">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-5">&#182;</a>               </div>               <p>Load a remote script from the current domain via XHR.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">CoffeeScript.load = </span><span class="p">(</span><span class="nx">url</span><span class="p">,</span> <span class="nx">options</span><span class="p">)</span> <span class="o">-&gt;</span>
+  <span class="nb">Function</span><span class="p">(</span><span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">code</span><span class="p">,</span> <span class="nx">options</span><span class="p">)()</span></pre></div>             </td>           </tr>                               <tr id="section-4">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-4">&#182;</a>               </div>               <p>If we're not in a browser environment, we're finished with the public API.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="k">return</span> <span class="nx">unless</span> <span class="nb">window</span><span class="o">?</span></pre></div>             </td>           </tr>                               <tr id="section-5">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-5">&#182;</a>               </div>               <p>Load a remote script from the current domain via XHR.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">CoffeeScript.load = </span><span class="p">(</span><span class="nx">url</span><span class="p">,</span> <span class="nx">callback</span><span class="p">)</span> <span class="o">-&gt;</span>
   <span class="nv">xhr = </span><span class="k">new</span> <span class="p">(</span><span class="nb">window</span><span class="p">.</span><span class="nx">ActiveXObject</span> <span class="o">or</span> <span class="nx">XMLHttpRequest</span><span class="p">)(</span><span class="s1">&#39;Microsoft.XMLHTTP&#39;</span><span class="p">)</span>
   <span class="nx">xhr</span><span class="p">.</span><span class="nx">open</span> <span class="s1">&#39;GET&#39;</span><span class="p">,</span> <span class="nx">url</span><span class="p">,</span> <span class="kc">true</span>
   <span class="nx">xhr</span><span class="p">.</span><span class="nx">overrideMimeType</span> <span class="s1">&#39;text/plain&#39;</span> <span class="k">if</span> <span class="s1">&#39;overrideMimeType&#39;</span> <span class="k">of</span> <span class="nx">xhr</span>
   <span class="nv">xhr.onreadystatechange = </span><span class="o">-&gt;</span>
-    <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">run</span> <span class="nx">xhr</span><span class="p">.</span><span class="nx">responseText</span><span class="p">,</span> <span class="nx">options</span> <span class="k">if</span> <span class="nx">xhr</span><span class="p">.</span><span class="nx">readyState</span> <span class="o">is</span> <span class="mi">4</span>
+    <span class="k">if</span> <span class="nx">xhr</span><span class="p">.</span><span class="nx">readyState</span> <span class="o">is</span> <span class="mi">4</span>
+      <span class="k">if</span> <span class="nx">xhr</span><span class="p">.</span><span class="nx">status</span> <span class="k">in</span> <span class="p">[</span><span class="mi">0</span><span class="p">,</span> <span class="mi">200</span><span class="p">]</span>
+        <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">run</span> <span class="nx">xhr</span><span class="p">.</span><span class="nx">responseText</span> 
+      <span class="k">else</span>
+        <span class="k">throw</span> <span class="k">new</span> <span class="nb">Error</span> <span class="s2">&quot;Could not load #{url}&quot;</span>
+      <span class="nx">callback</span><span class="p">()</span> <span class="k">if</span> <span class="nx">callback</span>  
   <span class="nx">xhr</span><span class="p">.</span><span class="nx">send</span> <span class="kc">null</span></pre></div>             </td>           </tr>                               <tr id="section-6">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-6">&#182;</a>               </div>               <p>Activate CoffeeScript in the browser by having it compile and evaluate
 all script tags with a content-type of <code>text/coffeescript</code>.
 This happens on page load.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">runScripts = </span><span class="o">-&gt;</span>
-  <span class="k">for</span> <span class="nx">script</span> <span class="k">in</span> <span class="nb">document</span><span class="p">.</span><span class="nx">getElementsByTagName</span> <span class="s1">&#39;script&#39;</span>
-    <span class="k">if</span> <span class="nx">script</span><span class="p">.</span><span class="nx">type</span> <span class="o">is</span> <span class="s1">&#39;text/coffeescript&#39;</span>
+  <span class="nv">scripts = </span><span class="nb">document</span><span class="p">.</span><span class="nx">getElementsByTagName</span> <span class="s1">&#39;script&#39;</span>
+  <span class="nv">coffees = </span><span class="p">(</span><span class="nx">s</span> <span class="k">for</span> <span class="nx">s</span> <span class="k">in</span> <span class="nx">scripts</span> <span class="k">when</span> <span class="nx">s</span><span class="p">.</span><span class="nx">type</span> <span class="o">is</span> <span class="s1">&#39;text/coffeescript&#39;</span><span class="p">)</span>
+  <span class="nv">index = </span><span class="mi">0</span>
+  <span class="nv">length = </span><span class="nx">coffees</span><span class="p">.</span><span class="nx">length</span>
+  <span class="nx">do</span> <span class="nv">execute = </span><span class="o">-&gt;</span>
+    <span class="nv">script = </span><span class="nx">coffees</span><span class="p">[</span><span class="nx">index</span><span class="o">++</span><span class="p">]</span>
+    <span class="k">if</span> <span class="nx">script</span><span class="o">?</span><span class="p">.</span><span class="nx">type</span> <span class="o">is</span> <span class="s1">&#39;text/coffeescript&#39;</span>
       <span class="k">if</span> <span class="nx">script</span><span class="p">.</span><span class="nx">src</span>
-        <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">load</span> <span class="nx">script</span><span class="p">.</span><span class="nx">src</span>
+        <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">load</span> <span class="nx">script</span><span class="p">.</span><span class="nx">src</span><span class="p">,</span> <span class="nx">execute</span>
       <span class="k">else</span>
         <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">run</span> <span class="nx">script</span><span class="p">.</span><span class="nx">innerHTML</span>
+        <span class="nx">execute</span><span class="p">()</span>
   <span class="kc">null</span></pre></div>             </td>           </tr>                               <tr id="section-7">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-7">&#182;</a>               </div>               <p>Listen for window load, both in browsers and in IE.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="k">if</span> <span class="nb">window</span><span class="p">.</span><span class="nx">addEventListener</span>
   <span class="nx">addEventListener</span> <span class="s1">&#39;DOMContentLoaded&#39;</span><span class="p">,</span> <span class="nx">runScripts</span><span class="p">,</span> <span class="kc">no</span>
 <span class="k">else</span>

documentation/docs/cake.html

@@ -25,13 +25,13 @@ If no tasks are passed, print the help screen.</p>             </td>
   <span class="nx">path</span><span class="p">.</span><span class="nx">exists</span> <span class="s1">&#39;Cakefile&#39;</span><span class="p">,</span> <span class="p">(</span><span class="nx">exists</span><span class="p">)</span> <span class="o">-&gt;</span>
     <span class="k">throw</span> <span class="k">new</span> <span class="nb">Error</span><span class="p">(</span><span class="s2">&quot;Cakefile not found in #{process.cwd()}&quot;</span><span class="p">)</span> <span class="nx">unless</span> <span class="nx">exists</span>
     <span class="nv">args = </span><span class="nx">process</span><span class="p">.</span><span class="nx">argv</span><span class="p">.</span><span class="nx">slice</span> <span class="mi">2</span>
-    <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">run</span> <span class="nx">fs</span><span class="p">.</span><span class="nx">readFileSync</span><span class="p">(</span><span class="s1">&#39;Cakefile&#39;</span><span class="p">).</span><span class="nx">toString</span><span class="p">(),</span> <span class="nx">fileName</span><span class="o">:</span> <span class="s1">&#39;Cakefile&#39;</span>
+    <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">run</span> <span class="nx">fs</span><span class="p">.</span><span class="nx">readFileSync</span><span class="p">(</span><span class="s1">&#39;Cakefile&#39;</span><span class="p">).</span><span class="nx">toString</span><span class="p">(),</span> <span class="nx">filename</span><span class="o">:</span> <span class="s1">&#39;Cakefile&#39;</span>
     <span class="nv">oparse = </span><span class="k">new</span> <span class="nx">optparse</span><span class="p">.</span><span class="nx">OptionParser</span> <span class="nx">switches</span>
     <span class="k">return</span> <span class="nx">printTasks</span><span class="p">()</span> <span class="nx">unless</span> <span class="nx">args</span><span class="p">.</span><span class="nx">length</span>
     <span class="nv">options = </span><span class="nx">oparse</span><span class="p">.</span><span class="nx">parse</span><span class="p">(</span><span class="nx">args</span><span class="p">)</span>
     <span class="nx">invoke</span> <span class="nx">arg</span> <span class="k">for</span> <span class="nx">arg</span> <span class="k">in</span> <span class="nx">options</span><span class="p">.</span><span class="nx">arguments</span></pre></div>             </td>           </tr>                               <tr id="section-9">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-9">&#182;</a>               </div>               <p>Display the list of Cake tasks in a format similar to <code>rake -T</code></p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">printTasks = </span><span class="o">-&gt;</span>
   <span class="nx">console</span><span class="p">.</span><span class="nx">log</span> <span class="s1">&#39;&#39;</span>
-  <span class="k">for</span> <span class="nx">all</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">task</span> <span class="k">of</span> <span class="nx">tasks</span>
+  <span class="k">for</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">task</span> <span class="k">of</span> <span class="nx">tasks</span>
     <span class="nv">spaces = </span><span class="mi">20</span> <span class="o">-</span> <span class="nx">name</span><span class="p">.</span><span class="nx">length</span>
     <span class="nv">spaces = </span><span class="k">if</span> <span class="nx">spaces</span> <span class="o">&gt;</span> <span class="mi">0</span> <span class="k">then</span> <span class="nb">Array</span><span class="p">(</span><span class="nx">spaces</span> <span class="o">+</span> <span class="mi">1</span><span class="p">).</span><span class="nx">join</span><span class="p">(</span><span class="s1">&#39; &#39;</span><span class="p">)</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span>
     <span class="nv">desc   = </span><span class="k">if</span> <span class="nx">task</span><span class="p">.</span><span class="nx">description</span> <span class="k">then</span> <span class="s2">&quot;# #{task.description}&quot;</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span>

documentation/docs/coffee-script.html

@@ -4,38 +4,51 @@ contains the main entry functions for tokenizing, parsing, and compiling
 source CoffeeScript into JavaScript.</p>
 
 <p>If included on a webpage, it will automatically sniff out, compile, and
-execute all scripts present in <code>text/coffeescript</code> tags.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">fs        = </span><span class="nx">require</span> <span class="s1">&#39;fs&#39;</span>
-<span class="nv">path      = </span><span class="nx">require</span> <span class="s1">&#39;path&#39;</span>
-<span class="p">{</span><span class="nx">Lexer</span><span class="p">}</span>   <span class="o">=</span> <span class="nx">require</span> <span class="s1">&#39;./lexer&#39;</span>
-<span class="p">{</span><span class="nx">parser</span><span class="p">}</span>  <span class="o">=</span> <span class="nx">require</span> <span class="s1">&#39;./parser&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-2">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-2">&#182;</a>               </div>               <p>TODO: Remove registerExtension when fully deprecated.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="k">if</span> <span class="nx">require</span><span class="p">.</span><span class="nx">extensions</span>
+execute all scripts present in <code>text/coffeescript</code> tags.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">fs               = </span><span class="nx">require</span> <span class="s1">&#39;fs&#39;</span>
+<span class="nv">path             = </span><span class="nx">require</span> <span class="s1">&#39;path&#39;</span>
+<span class="nv">vm               = </span><span class="nx">require</span> <span class="s1">&#39;vm&#39;</span>
+<span class="p">{</span><span class="nx">Lexer</span><span class="p">,</span><span class="nx">RESERVED</span><span class="p">}</span> <span class="o">=</span> <span class="nx">require</span> <span class="s1">&#39;./lexer&#39;</span>
+<span class="p">{</span><span class="nx">parser</span><span class="p">}</span>         <span class="o">=</span> <span class="nx">require</span> <span class="s1">&#39;./parser&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-2">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-2">&#182;</a>               </div>               <p>TODO: Remove registerExtension when fully deprecated.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="k">if</span> <span class="nx">require</span><span class="p">.</span><span class="nx">extensions</span>
   <span class="nx">require</span><span class="p">.</span><span class="nx">extensions</span><span class="p">[</span><span class="s1">&#39;.coffee&#39;</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="nx">module</span><span class="p">,</span> <span class="nx">filename</span><span class="p">)</span> <span class="o">-&gt;</span>
-    <span class="nv">content = </span><span class="nx">compile</span> <span class="nx">fs</span><span class="p">.</span><span class="nx">readFileSync</span> <span class="nx">filename</span><span class="p">,</span> <span class="s1">&#39;utf8&#39;</span>
+    <span class="nv">content = </span><span class="nx">compile</span> <span class="nx">fs</span><span class="p">.</span><span class="nx">readFileSync</span><span class="p">(</span><span class="nx">filename</span><span class="p">,</span> <span class="s1">&#39;utf8&#39;</span><span class="p">),</span> <span class="p">{</span><span class="nx">filename</span><span class="p">}</span>
     <span class="nx">module</span><span class="p">.</span><span class="nx">_compile</span> <span class="nx">content</span><span class="p">,</span> <span class="nx">filename</span>
 <span class="k">else</span> <span class="k">if</span> <span class="nx">require</span><span class="p">.</span><span class="nx">registerExtension</span>
-  <span class="nx">require</span><span class="p">.</span><span class="nx">registerExtension</span> <span class="s1">&#39;.coffee&#39;</span><span class="p">,</span> <span class="p">(</span><span class="nx">content</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">compile</span> <span class="nx">content</span></pre></div>             </td>           </tr>                               <tr id="section-3">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-3">&#182;</a>               </div>               <p>The current CoffeeScript version number.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.VERSION = </span><span class="s1">&#39;0.9.5&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-4">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-4">&#182;</a>               </div>               <p>Expose helpers for testing.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.helpers = </span><span class="nx">require</span> <span class="s1">&#39;./helpers&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-5">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-5">&#182;</a>               </div>               <p>Compile a string of CoffeeScript code to JavaScript, using the Coffee/Jison
+  <span class="nx">require</span><span class="p">.</span><span class="nx">registerExtension</span> <span class="s1">&#39;.coffee&#39;</span><span class="p">,</span> <span class="p">(</span><span class="nx">content</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">compile</span> <span class="nx">content</span></pre></div>             </td>           </tr>                               <tr id="section-3">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-3">&#182;</a>               </div>               <p>The current CoffeeScript version number.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.VERSION = </span><span class="s1">&#39;1.1.1&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-4">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-4">&#182;</a>               </div>               <p>Words that cannot be used as identifiers in CoffeeScript code</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.RESERVED = </span><span class="nx">RESERVED</span></pre></div>             </td>           </tr>                               <tr id="section-5">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-5">&#182;</a>               </div>               <p>Expose helpers for testing.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.helpers = </span><span class="nx">require</span> <span class="s1">&#39;./helpers&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-6">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-6">&#182;</a>               </div>               <p>Compile a string of CoffeeScript code to JavaScript, using the Coffee/Jison
 compiler.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.compile = compile = </span><span class="p">(</span><span class="nx">code</span><span class="p">,</span> <span class="nv">options = </span><span class="p">{})</span> <span class="o">-&gt;</span>
   <span class="k">try</span>
     <span class="p">(</span><span class="nx">parser</span><span class="p">.</span><span class="nx">parse</span> <span class="nx">lexer</span><span class="p">.</span><span class="nx">tokenize</span> <span class="nx">code</span><span class="p">).</span><span class="nx">compile</span> <span class="nx">options</span>
   <span class="k">catch</span> <span class="nx">err</span>
-    <span class="nv">err.message = </span><span class="s2">&quot;In #{options.fileName}, #{err.message}&quot;</span> <span class="k">if</span> <span class="nx">options</span><span class="p">.</span><span class="nx">fileName</span>
-    <span class="k">throw</span> <span class="nx">err</span></pre></div>             </td>           </tr>                               <tr id="section-6">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-6">&#182;</a>               </div>               <p>Tokenize a string of CoffeeScript code, and return the array of tokens.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.tokens = </span><span class="p">(</span><span class="nx">code</span><span class="p">,</span> <span class="nx">options</span><span class="p">)</span> <span class="o">-&gt;</span>
-  <span class="nx">lexer</span><span class="p">.</span><span class="nx">tokenize</span> <span class="nx">code</span><span class="p">,</span> <span class="nx">options</span></pre></div>             </td>           </tr>                               <tr id="section-7">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-7">&#182;</a>               </div>               <p>Parse a string of CoffeeScript code or an array of lexed tokens, and
+    <span class="nv">err.message = </span><span class="s2">&quot;In #{options.filename}, #{err.message}&quot;</span> <span class="k">if</span> <span class="nx">options</span><span class="p">.</span><span class="nx">filename</span>
+    <span class="k">throw</span> <span class="nx">err</span></pre></div>             </td>           </tr>                               <tr id="section-7">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-7">&#182;</a>               </div>               <p>Tokenize a string of CoffeeScript code, and return the array of tokens.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.tokens = </span><span class="p">(</span><span class="nx">code</span><span class="p">,</span> <span class="nx">options</span><span class="p">)</span> <span class="o">-&gt;</span>
+  <span class="nx">lexer</span><span class="p">.</span><span class="nx">tokenize</span> <span class="nx">code</span><span class="p">,</span> <span class="nx">options</span></pre></div>             </td>           </tr>                               <tr id="section-8">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-8">&#182;</a>               </div>               <p>Parse a string of CoffeeScript code or an array of lexed tokens, and
 return the AST. You can then compile it by calling <code>.compile()</code> on the root,
 or traverse it by using <code>.traverse()</code> with a callback.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.nodes = </span><span class="p">(</span><span class="nx">source</span><span class="p">,</span> <span class="nx">options</span><span class="p">)</span> <span class="o">-&gt;</span>
   <span class="k">if</span> <span class="k">typeof</span> <span class="nx">source</span> <span class="o">is</span> <span class="s1">&#39;string&#39;</span>
     <span class="nx">parser</span><span class="p">.</span><span class="nx">parse</span> <span class="nx">lexer</span><span class="p">.</span><span class="nx">tokenize</span> <span class="nx">source</span><span class="p">,</span> <span class="nx">options</span>
   <span class="k">else</span>
-    <span class="nx">parser</span><span class="p">.</span><span class="nx">parse</span> <span class="nx">source</span></pre></div>             </td>           </tr>                               <tr id="section-8">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-8">&#182;</a>               </div>               <p>Compile and execute a string of CoffeeScript (on the server), correctly
-setting <code>__filename</code>, <code>__dirname</code>, and relative <code>require()</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.run = </span><span class="p">(</span><span class="nx">code</span><span class="p">,</span> <span class="nx">options</span><span class="p">)</span> <span class="o">-&gt;</span></pre></div>             </td>           </tr>                               <tr id="section-9">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-9">&#182;</a>               </div>               <p>We want the root module.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nv">root = </span><span class="nx">module</span>
+    <span class="nx">parser</span><span class="p">.</span><span class="nx">parse</span> <span class="nx">source</span></pre></div>             </td>           </tr>                               <tr id="section-9">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-9">&#182;</a>               </div>               <p>Compile and execute a string of CoffeeScript (on the server), correctly
+setting <code>__filename</code>, <code>__dirname</code>, and relative <code>require()</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.run = </span><span class="p">(</span><span class="nx">code</span><span class="p">,</span> <span class="nx">options</span><span class="p">)</span> <span class="o">-&gt;</span></pre></div>             </td>           </tr>                               <tr id="section-10">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-10">&#182;</a>               </div>               <p>We want the root module.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nv">root = </span><span class="nx">module</span>
   <span class="k">while</span> <span class="nx">root</span><span class="p">.</span><span class="nx">parent</span>
-    <span class="nv">root = </span><span class="nx">root</span><span class="p">.</span><span class="nx">parent</span></pre></div>             </td>           </tr>                               <tr id="section-10">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-10">&#182;</a>               </div>               <p>Set the filename.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nv">root.filename = </span><span class="nx">fs</span><span class="p">.</span><span class="nx">realpathSync</span> <span class="nx">options</span><span class="p">.</span><span class="nx">fileName</span> <span class="o">or</span> <span class="s1">&#39;.&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-11">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-11">&#182;</a>               </div>               <p>Clear the module cache.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nv">root.moduleCache = </span><span class="p">{}</span> <span class="k">if</span> <span class="nx">root</span><span class="p">.</span><span class="nx">moduleCache</span></pre></div>             </td>           </tr>                               <tr id="section-12">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-12">&#182;</a>               </div>               <p>Compile.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="k">if</span> <span class="nx">path</span><span class="p">.</span><span class="nx">extname</span><span class="p">(</span><span class="nx">root</span><span class="p">.</span><span class="nx">filename</span><span class="p">)</span> <span class="o">isnt</span> <span class="s1">&#39;.coffee&#39;</span> <span class="o">or</span> <span class="nx">require</span><span class="p">.</span><span class="nx">extensions</span>
+    <span class="nv">root = </span><span class="nx">root</span><span class="p">.</span><span class="nx">parent</span></pre></div>             </td>           </tr>                               <tr id="section-11">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-11">&#182;</a>               </div>               <p>Set the filename.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nv">root.filename = </span><span class="nx">process</span><span class="p">.</span><span class="nx">argv</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">=</span>
+      <span class="k">if</span> <span class="nx">options</span><span class="p">.</span><span class="nx">filename</span> <span class="k">then</span> <span class="nx">fs</span><span class="p">.</span><span class="nx">realpathSync</span><span class="p">(</span><span class="nx">options</span><span class="p">.</span><span class="nx">filename</span><span class="p">)</span> <span class="k">else</span> <span class="s1">&#39;.&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-12">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-12">&#182;</a>               </div>               <p>Clear the module cache.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nv">root.moduleCache = </span><span class="p">{}</span> <span class="k">if</span> <span class="nx">root</span><span class="p">.</span><span class="nx">moduleCache</span></pre></div>             </td>           </tr>                               <tr id="section-13">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-13">&#182;</a>               </div>               <p>Assign paths for node_modules loading</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="k">if</span> <span class="nx">process</span><span class="p">.</span><span class="nx">binding</span><span class="p">(</span><span class="s1">&#39;natives&#39;</span><span class="p">).</span><span class="nx">module</span>
+    <span class="p">{</span><span class="nx">Module</span><span class="p">}</span> <span class="o">=</span> <span class="nx">require</span> <span class="s1">&#39;module&#39;</span>
+    <span class="nv">root.paths = </span><span class="nx">Module</span><span class="p">.</span><span class="nx">_nodeModulePaths</span> <span class="nx">path</span><span class="p">.</span><span class="nx">dirname</span> <span class="nx">options</span><span class="p">.</span><span class="nx">filename</span></pre></div>             </td>           </tr>                               <tr id="section-14">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-14">&#182;</a>               </div>               <p>Compile.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="k">if</span> <span class="nx">path</span><span class="p">.</span><span class="nx">extname</span><span class="p">(</span><span class="nx">root</span><span class="p">.</span><span class="nx">filename</span><span class="p">)</span> <span class="o">isnt</span> <span class="s1">&#39;.coffee&#39;</span> <span class="o">or</span> <span class="nx">require</span><span class="p">.</span><span class="nx">extensions</span>
     <span class="nx">root</span><span class="p">.</span><span class="nx">_compile</span> <span class="nx">compile</span><span class="p">(</span><span class="nx">code</span><span class="p">,</span> <span class="nx">options</span><span class="p">),</span> <span class="nx">root</span><span class="p">.</span><span class="nx">filename</span>
   <span class="k">else</span>
-    <span class="nx">root</span><span class="p">.</span><span class="nx">_compile</span> <span class="nx">code</span><span class="p">,</span> <span class="nx">root</span><span class="p">.</span><span class="nx">filename</span></pre></div>             </td>           </tr>                               <tr id="section-13">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-13">&#182;</a>               </div>               <p>Compile and evaluate a string of CoffeeScript (in a Node.js-like environment).
-The CoffeeScript REPL uses this to run the input.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.eval = </span><span class="p">(</span><span class="nx">code</span><span class="p">,</span> <span class="nx">options</span><span class="p">)</span> <span class="o">-&gt;</span>
-  <span class="nv">__filename = </span><span class="nx">options</span><span class="p">.</span><span class="nx">fileName</span>
-  <span class="nv">__dirname  = </span><span class="nx">path</span><span class="p">.</span><span class="nx">dirname</span> <span class="nx">__filename</span>
-  <span class="nb">eval</span> <span class="nx">compile</span> <span class="nx">code</span><span class="p">,</span> <span class="nx">options</span></pre></div>             </td>           </tr>                               <tr id="section-14">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-14">&#182;</a>               </div>               <p>Instantiate a Lexer for our use here.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">lexer = </span><span class="k">new</span> <span class="nx">Lexer</span></pre></div>             </td>           </tr>                               <tr id="section-15">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-15">&#182;</a>               </div>               <p>The real Lexer produces a generic stream of tokens. This object provides a
+    <span class="nx">root</span><span class="p">.</span><span class="nx">_compile</span> <span class="nx">code</span><span class="p">,</span> <span class="nx">root</span><span class="p">.</span><span class="nx">filename</span></pre></div>             </td>           </tr>                               <tr id="section-15">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-15">&#182;</a>               </div>               <p>Compile and evaluate a string of CoffeeScript (in a Node.js-like environment).
+The CoffeeScript REPL uses this to run the input.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.eval = </span><span class="p">(</span><span class="nx">code</span><span class="p">,</span> <span class="nv">options = </span><span class="p">{})</span> <span class="o">-&gt;</span>
+  <span class="nv">sandbox = </span><span class="nx">options</span><span class="p">.</span><span class="nx">sandbox</span>
+  <span class="nx">unless</span> <span class="nx">sandbox</span>
+    <span class="nv">sandbox =</span>
+      <span class="nx">require</span><span class="o">:</span> <span class="nx">require</span>
+      <span class="nx">module</span> <span class="o">:</span> <span class="p">{</span> <span class="nx">exports</span><span class="o">:</span> <span class="p">{}</span> <span class="p">}</span>
+    <span class="nx">sandbox</span><span class="p">[</span><span class="nx">g</span><span class="p">]</span> <span class="o">=</span> <span class="nx">global</span><span class="p">[</span><span class="nx">g</span><span class="p">]</span> <span class="k">for</span> <span class="nx">g</span> <span class="k">of</span> <span class="nx">global</span>
+    <span class="nv">sandbox.global = </span><span class="nx">sandbox</span>
+    <span class="nv">sandbox.global.global = sandbox.global.root = sandbox.global.GLOBAL = </span><span class="nx">sandbox</span>
+  <span class="nv">sandbox.__filename = </span><span class="nx">options</span><span class="p">.</span><span class="nx">filename</span> <span class="o">||</span> <span class="s1">&#39;eval&#39;</span>
+  <span class="nv">sandbox.__dirname  = </span><span class="nx">path</span><span class="p">.</span><span class="nx">dirname</span> <span class="nx">sandbox</span><span class="p">.</span><span class="nx">__filename</span>
+  <span class="nv">js = </span><span class="nx">compile</span> <span class="s2">&quot;_=(#{code.trim()})&quot;</span><span class="p">,</span> <span class="nx">options</span>
+  <span class="nx">vm</span><span class="p">.</span><span class="nx">runInNewContext</span> <span class="nx">js</span><span class="p">,</span> <span class="nx">sandbox</span><span class="p">,</span> <span class="nx">sandbox</span><span class="p">.</span><span class="nx">__filename</span></pre></div>             </td>           </tr>                               <tr id="section-16">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-16">&#182;</a>               </div>               <p>Instantiate a Lexer for our use here.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">lexer = </span><span class="k">new</span> <span class="nx">Lexer</span></pre></div>             </td>           </tr>                               <tr id="section-17">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-17">&#182;</a>               </div>               <p>The real Lexer produces a generic stream of tokens. This object provides a
 thin wrapper around it, compatible with the Jison API. We can then pass it
 directly as a "Jison lexer".</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">parser.lexer =</span>
   <span class="nx">lex</span><span class="o">:</span> <span class="o">-&gt;</span>

documentation/docs/command.html

@@ -1,6 +1,6 @@
 <!DOCTYPE html>  <html> <head>   <title>command.coffee</title>   <meta http-equiv="content-type" content="text/html; charset=UTF-8">   <link rel="stylesheet" media="all" href="docco.css" /> </head> <body>   <div id="container">     <div id="background"></div>            <div id="jump_to">         Jump To &hellip;         <div id="jump_wrapper">           <div id="jump_page">                                           <a class="source" href="browser.html">                 browser.coffee               </a>                                           <a class="source" href="cake.html">                 cake.coffee               </a>                                           <a class="source" href="coffee-script.html">                 coffee-script.coffee               </a>                                           <a class="source" href="command.html">                 command.coffee               </a>                                           <a class="source" href="grammar.html">                 grammar.coffee               </a>                                           <a class="source" href="helpers.html">                 helpers.coffee               </a>                                           <a class="source" href="index.html">                 index.coffee               </a>                                           <a class="source" href="lexer.html">                 lexer.coffee               </a>                                           <a class="source" href="nodes.html">                 nodes.coffee               </a>                                           <a class="source" href="optparse.html">                 optparse.coffee               </a>                                           <a class="source" href="repl.html">                 repl.coffee               </a>                                           <a class="source" href="rewriter.html">                 rewriter.coffee               </a>                                           <a class="source" href="scope.html">                 scope.coffee               </a>                        </div>         </div>       </div>          <table cellpadding="0" cellspacing="0">       <thead>         <tr>           <th class="docs">             <h1>               command.coffee             </h1>           </th>           <th class="code">           </th>         </tr>       </thead>       <tbody>                               <tr id="section-1">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-1">&#182;</a>               </div>               <p>The <code>coffee</code> utility. Handles command-line compilation of CoffeeScript
 into various forms: saved into <code>.js</code> files or printed to stdout, piped to
-<a href="http://javascriptlint.com/">JSLint</a> or recompiled every time the source is
+<a href="http://javascriptlint.com/">JavaScript Lint</a> or recompiled every time the source is
 saved, printed as a token stream or as the syntax tree, or launch an
 interactive REPL.</p>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-2">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-2">&#182;</a>               </div>               <p>External dependencies.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">fs             = </span><span class="nx">require</span> <span class="s1">&#39;fs&#39;</span>
 <span class="nv">path           = </span><span class="nx">require</span> <span class="s1">&#39;path&#39;</span>
@@ -8,141 +8,159 @@ interactive REPL.</p>             </td>             <td class="code">
 <span class="nv">optparse       = </span><span class="nx">require</span> <span class="s1">&#39;./optparse&#39;</span>
 <span class="nv">CoffeeScript   = </span><span class="nx">require</span> <span class="s1">&#39;./coffee-script&#39;</span>
 <span class="p">{</span><span class="nx">spawn</span><span class="p">,</span> <span class="nx">exec</span><span class="p">}</span>  <span class="o">=</span> <span class="nx">require</span> <span class="s1">&#39;child_process&#39;</span>
-<span class="p">{</span><span class="nx">EventEmitter</span><span class="p">}</span> <span class="o">=</span> <span class="nx">require</span> <span class="s1">&#39;events&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-3">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-3">&#182;</a>               </div>               <p>Allow CoffeeScript to emit Node.js events.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nx">helpers</span><span class="p">.</span><span class="nx">extend</span> <span class="nx">CoffeeScript</span><span class="p">,</span> <span class="k">new</span> <span class="nx">EventEmitter</span></pre></div>             </td>           </tr>                               <tr id="section-4">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-4">&#182;</a>               </div>               <p>The help banner that is printed when <code>coffee</code> is called without arguments.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">BANNER = </span><span class="s1">&#39;&#39;&#39;</span>
+<span class="p">{</span><span class="nx">EventEmitter</span><span class="p">}</span> <span class="o">=</span> <span class="nx">require</span> <span class="s1">&#39;events&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-3">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-3">&#182;</a>               </div>               <p>Allow CoffeeScript to emit Node.js events.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nx">helpers</span><span class="p">.</span><span class="nx">extend</span> <span class="nx">CoffeeScript</span><span class="p">,</span> <span class="k">new</span> <span class="nx">EventEmitter</span>
+
+<span class="nv">printLine = </span><span class="p">(</span><span class="nx">line</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">process</span><span class="p">.</span><span class="nx">stdout</span><span class="p">.</span><span class="nx">write</span> <span class="nx">line</span> <span class="o">+</span> <span class="s1">&#39;\n&#39;</span>
+<span class="nv">printWarn = </span><span class="p">(</span><span class="nx">line</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">process</span><span class="p">.</span><span class="nx">binding</span><span class="p">(</span><span class="s1">&#39;stdio&#39;</span><span class="p">).</span><span class="nx">writeError</span> <span class="nx">line</span> <span class="o">+</span> <span class="s1">&#39;\n&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-4">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-4">&#182;</a>               </div>               <p>The help banner that is printed when <code>coffee</code> is called without arguments.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">BANNER = </span><span class="s1">&#39;&#39;&#39;</span>
 <span class="s1">  Usage: coffee [options] path/to/script.coffee</span>
 <span class="s1">         &#39;&#39;&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-5">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-5">&#182;</a>               </div>               <p>The list of all the valid option flags that <code>coffee</code> knows how to handle.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">SWITCHES = </span><span class="p">[</span>
   <span class="p">[</span><span class="s1">&#39;-c&#39;</span><span class="p">,</span> <span class="s1">&#39;--compile&#39;</span><span class="p">,</span>         <span class="s1">&#39;compile to JavaScript and save as .js files&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;-i&#39;</span><span class="p">,</span> <span class="s1">&#39;--interactive&#39;</span><span class="p">,</span>     <span class="s1">&#39;run an interactive CoffeeScript REPL&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;-o&#39;</span><span class="p">,</span> <span class="s1">&#39;--output [DIR]&#39;</span><span class="p">,</span>    <span class="s1">&#39;set the directory for compiled JavaScript&#39;</span><span class="p">]</span>
+  <span class="p">[</span><span class="s1">&#39;-j&#39;</span><span class="p">,</span> <span class="s1">&#39;--join [FILE]&#39;</span><span class="p">,</span>     <span class="s1">&#39;concatenate the scripts before compiling&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;-w&#39;</span><span class="p">,</span> <span class="s1">&#39;--watch&#39;</span><span class="p">,</span>           <span class="s1">&#39;watch scripts for changes, and recompile&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;-p&#39;</span><span class="p">,</span> <span class="s1">&#39;--print&#39;</span><span class="p">,</span>           <span class="s1">&#39;print the compiled JavaScript to stdout&#39;</span><span class="p">]</span>
-  <span class="p">[</span><span class="s1">&#39;-l&#39;</span><span class="p">,</span> <span class="s1">&#39;--lint&#39;</span><span class="p">,</span>            <span class="s1">&#39;pipe the compiled JavaScript through JSLint&#39;</span><span class="p">]</span>
+  <span class="p">[</span><span class="s1">&#39;-l&#39;</span><span class="p">,</span> <span class="s1">&#39;--lint&#39;</span><span class="p">,</span>            <span class="s1">&#39;pipe the compiled JavaScript through JavaScript Lint&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;-s&#39;</span><span class="p">,</span> <span class="s1">&#39;--stdio&#39;</span><span class="p">,</span>           <span class="s1">&#39;listen for and compile scripts over stdio&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;-e&#39;</span><span class="p">,</span> <span class="s1">&#39;--eval&#39;</span><span class="p">,</span>            <span class="s1">&#39;compile a string from the command line&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;-r&#39;</span><span class="p">,</span> <span class="s1">&#39;--require [FILE*]&#39;</span><span class="p">,</span> <span class="s1">&#39;require a library before executing your script&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;-b&#39;</span><span class="p">,</span> <span class="s1">&#39;--bare&#39;</span><span class="p">,</span>            <span class="s1">&#39;compile without the top-level function wrapper&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;-t&#39;</span><span class="p">,</span> <span class="s1">&#39;--tokens&#39;</span><span class="p">,</span>          <span class="s1">&#39;print the tokens that the lexer produces&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;-n&#39;</span><span class="p">,</span> <span class="s1">&#39;--nodes&#39;</span><span class="p">,</span>           <span class="s1">&#39;print the parse tree that Jison produces&#39;</span><span class="p">]</span>
+  <span class="p">[</span>      <span class="s1">&#39;--nodejs [ARGS]&#39;</span><span class="p">,</span>   <span class="s1">&#39;pass options through to the &quot;node&quot; binary&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;-v&#39;</span><span class="p">,</span> <span class="s1">&#39;--version&#39;</span><span class="p">,</span>         <span class="s1">&#39;display CoffeeScript version&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;-h&#39;</span><span class="p">,</span> <span class="s1">&#39;--help&#39;</span><span class="p">,</span>            <span class="s1">&#39;display this help message&#39;</span><span class="p">]</span>
-<span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-6">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-6">&#182;</a>               </div>               <p>Switches that are still supported, but will cause a warning message.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">DEPRECATED_SWITCHES = </span><span class="p">[</span>
-  <span class="p">[</span><span class="s1">&#39;--no-wrap&#39;</span><span class="p">,</span>               <span class="s1">&#39;compile without the top-level function wrapper&#39;</span><span class="p">]</span>
-<span class="p">]</span>
-
-<span class="nv">ALL_SWITCHES = </span><span class="nx">SWITCHES</span><span class="p">.</span><span class="nx">concat</span> <span class="nx">DEPRECATED_SWITCHES</span></pre></div>             </td>           </tr>                               <tr id="section-7">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-7">&#182;</a>               </div>               <p>Top-level objects shared by all the functions.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">opts         = </span><span class="p">{}</span>
+<span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-6">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-6">&#182;</a>               </div>               <p>Top-level objects shared by all the functions.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">opts         = </span><span class="p">{}</span>
 <span class="nv">sources      = </span><span class="p">[]</span>
-<span class="nv">optionParser = </span><span class="kc">null</span></pre></div>             </td>           </tr>                               <tr id="section-8">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-8">&#182;</a>               </div>               <p>Run <code>coffee</code> by parsing passed options and determining what action to take.
+<span class="nv">contents     = </span><span class="p">[]</span>
+<span class="nv">optionParser = </span><span class="kc">null</span></pre></div>             </td>           </tr>                               <tr id="section-7">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-7">&#182;</a>               </div>               <p>Run <code>coffee</code> by parsing passed options and determining what action to take.
 Many flags cause us to divert before compiling anything. Flags passed after
 <code>--</code> will be passed verbatim to your script as arguments in <code>process.argv</code></p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.run = </span><span class="o">-&gt;</span>
   <span class="nx">parseOptions</span><span class="p">()</span>
-  <span class="k">return</span> <span class="nx">usage</span><span class="p">()</span>                              <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">help</span>
-  <span class="k">return</span> <span class="nx">version</span><span class="p">()</span>                            <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">version</span>
-  <span class="k">return</span> <span class="nx">require</span> <span class="s1">&#39;./repl&#39;</span>                     <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">interactive</span>
-  <span class="k">return</span> <span class="nx">compileStdio</span><span class="p">()</span>                       <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">stdio</span>
-  <span class="k">return</span> <span class="nx">compileScript</span> <span class="kc">null</span><span class="p">,</span> <span class="nx">sources</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>       <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nb">eval</span>
-  <span class="k">return</span> <span class="nx">require</span> <span class="s1">&#39;./repl&#39;</span>                     <span class="nx">unless</span> <span class="nx">sources</span><span class="p">.</span><span class="nx">length</span>
-  <span class="nv">separator = </span><span class="nx">sources</span><span class="p">.</span><span class="nx">indexOf</span> <span class="s1">&#39;--&#39;</span>
-  <span class="nv">flags = </span><span class="p">[]</span>
-  <span class="k">if</span> <span class="nx">separator</span> <span class="o">&gt;=</span> <span class="mi">0</span>
-    <span class="nv">flags = </span><span class="nx">sources</span><span class="p">.</span><span class="nx">splice</span> <span class="nx">separator</span> <span class="o">+</span> <span class="mi">1</span>
-    <span class="nx">sources</span><span class="p">.</span><span class="nx">pop</span><span class="p">()</span>
+  <span class="k">return</span> <span class="nx">forkNode</span><span class="p">()</span>                      <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">nodejs</span>
+  <span class="k">return</span> <span class="nx">usage</span><span class="p">()</span>                         <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">help</span>
+  <span class="k">return</span> <span class="nx">version</span><span class="p">()</span>                       <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">version</span>
+  <span class="nx">loadRequires</span><span class="p">()</span>                         <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">require</span>
+  <span class="k">return</span> <span class="nx">require</span> <span class="s1">&#39;./repl&#39;</span>                <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">interactive</span>
+  <span class="k">return</span> <span class="nx">compileStdio</span><span class="p">()</span>                  <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">stdio</span>
+  <span class="k">return</span> <span class="nx">compileScript</span> <span class="kc">null</span><span class="p">,</span> <span class="nx">sources</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>  <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nb">eval</span>
+  <span class="k">return</span> <span class="nx">require</span> <span class="s1">&#39;./repl&#39;</span>                <span class="nx">unless</span> <span class="nx">sources</span><span class="p">.</span><span class="nx">length</span>
   <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">run</span>
-    <span class="nv">flags = </span><span class="nx">sources</span><span class="p">.</span><span class="nx">splice</span><span class="p">(</span><span class="mi">1</span><span class="p">).</span><span class="nx">concat</span> <span class="nx">flags</span>
-  <span class="nv">process.ARGV = process.argv = </span><span class="nx">flags</span>
-  <span class="nx">compileScripts</span><span class="p">()</span></pre></div>             </td>           </tr>                               <tr id="section-9">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-9">&#182;</a>               </div>               <p>Asynchronously read in each CoffeeScript in a list of source files and
+    <span class="nv">opts.literals = </span><span class="nx">sources</span><span class="p">.</span><span class="nx">splice</span><span class="p">(</span><span class="mi">1</span><span class="p">).</span><span class="nx">concat</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">literals</span>
+  <span class="nv">process.ARGV = process.argv = </span><span class="nx">process</span><span class="p">.</span><span class="nx">argv</span><span class="p">.</span><span class="nx">slice</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">2</span><span class="p">).</span><span class="nx">concat</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">literals</span>
+  <span class="nx">process</span><span class="p">.</span><span class="nx">argv</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">=</span> <span class="s1">&#39;coffee&#39;</span>
+  <span class="nv">process.execPath = </span><span class="nx">require</span><span class="p">.</span><span class="nx">main</span><span class="p">.</span><span class="nx">filename</span>
+  <span class="nx">compileScripts</span><span class="p">()</span></pre></div>             </td>           </tr>                               <tr id="section-8">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-8">&#182;</a>               </div>               <p>Asynchronously read in each CoffeeScript in a list of source files and
 compile them. If a directory is passed, recursively compile all
 '.coffee' extension source files in it and all subdirectories.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">compileScripts = </span><span class="o">-&gt;</span>
   <span class="k">for</span> <span class="nx">source</span> <span class="k">in</span> <span class="nx">sources</span>
     <span class="nv">base = </span><span class="nx">path</span><span class="p">.</span><span class="nx">join</span><span class="p">(</span><span class="nx">source</span><span class="p">)</span>
     <span class="nv">compile = </span><span class="p">(</span><span class="nx">source</span><span class="p">,</span> <span class="nx">topLevel</span><span class="p">)</span> <span class="o">-&gt;</span>
       <span class="nx">path</span><span class="p">.</span><span class="nx">exists</span> <span class="nx">source</span><span class="p">,</span> <span class="p">(</span><span class="nx">exists</span><span class="p">)</span> <span class="o">-&gt;</span>
-        <span class="k">throw</span> <span class="k">new</span> <span class="nb">Error</span> <span class="s2">&quot;File not found: #{source}&quot;</span> <span class="nx">unless</span> <span class="nx">exists</span>
+        <span class="k">throw</span> <span class="k">new</span> <span class="nb">Error</span> <span class="s2">&quot;File not found: #{source}&quot;</span> <span class="k">if</span> <span class="nx">topLevel</span> <span class="o">and</span> <span class="o">not</span> <span class="nx">exists</span>
         <span class="nx">fs</span><span class="p">.</span><span class="nx">stat</span> <span class="nx">source</span><span class="p">,</span> <span class="p">(</span><span class="nx">err</span><span class="p">,</span> <span class="nx">stats</span><span class="p">)</span> <span class="o">-&gt;</span>
+          <span class="k">throw</span> <span class="nx">err</span> <span class="k">if</span> <span class="nx">err</span>
           <span class="k">if</span> <span class="nx">stats</span><span class="p">.</span><span class="nx">isDirectory</span><span class="p">()</span>
             <span class="nx">fs</span><span class="p">.</span><span class="nx">readdir</span> <span class="nx">source</span><span class="p">,</span> <span class="p">(</span><span class="nx">err</span><span class="p">,</span> <span class="nx">files</span><span class="p">)</span> <span class="o">-&gt;</span>
               <span class="k">for</span> <span class="nx">file</span> <span class="k">in</span> <span class="nx">files</span>
                 <span class="nx">compile</span> <span class="nx">path</span><span class="p">.</span><span class="nx">join</span><span class="p">(</span><span class="nx">source</span><span class="p">,</span> <span class="nx">file</span><span class="p">)</span>
           <span class="k">else</span> <span class="k">if</span> <span class="nx">topLevel</span> <span class="o">or</span> <span class="nx">path</span><span class="p">.</span><span class="nx">extname</span><span class="p">(</span><span class="nx">source</span><span class="p">)</span> <span class="o">is</span> <span class="s1">&#39;.coffee&#39;</span>
-            <span class="nx">fs</span><span class="p">.</span><span class="nx">readFile</span> <span class="nx">source</span><span class="p">,</span> <span class="p">(</span><span class="nx">err</span><span class="p">,</span> <span class="nx">code</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">compileScript</span><span class="p">(</span><span class="nx">source</span><span class="p">,</span> <span class="nx">code</span><span class="p">.</span><span class="nx">toString</span><span class="p">(),</span> <span class="nx">base</span><span class="p">)</span>
-            <span class="nx">watch</span> <span class="nx">source</span><span class="p">,</span> <span class="nx">base</span> <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">watch</span>
-    <span class="nx">compile</span> <span class="nx">source</span><span class="p">,</span> <span class="kc">true</span></pre></div>             </td>           </tr>                               <tr id="section-10">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-10">&#182;</a>               </div>               <p>Compile a single source script, containing the given code, according to the
+            <span class="nx">fs</span><span class="p">.</span><span class="nx">readFile</span> <span class="nx">source</span><span class="p">,</span> <span class="p">(</span><span class="nx">err</span><span class="p">,</span> <span class="nx">code</span><span class="p">)</span> <span class="o">-&gt;</span>
+              <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">join</span>
+                <span class="nx">contents</span><span class="p">[</span><span class="nx">sources</span><span class="p">.</span><span class="nx">indexOf</span> <span class="nx">source</span><span class="p">]</span> <span class="o">=</span> <span class="nx">code</span><span class="p">.</span><span class="nx">toString</span><span class="p">()</span>
+                <span class="nx">compileJoin</span><span class="p">()</span> <span class="k">if</span> <span class="nx">helpers</span><span class="p">.</span><span class="nx">compact</span><span class="p">(</span><span class="nx">contents</span><span class="p">).</span><span class="nx">length</span> <span class="o">&gt;</span> <span class="mi">0</span>
+              <span class="k">else</span>
+                <span class="nx">compileScript</span><span class="p">(</span><span class="nx">source</span><span class="p">,</span> <span class="nx">code</span><span class="p">.</span><span class="nx">toString</span><span class="p">(),</span> <span class="nx">base</span><span class="p">)</span>
+            <span class="nx">watch</span> <span class="nx">source</span><span class="p">,</span> <span class="nx">base</span> <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">watch</span> <span class="o">and</span> <span class="o">not</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">join</span>
+    <span class="nx">compile</span> <span class="nx">source</span><span class="p">,</span> <span class="kc">true</span></pre></div>             </td>           </tr>                               <tr id="section-9">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-9">&#182;</a>               </div>               <p>Compile a single source script, containing the given code, according to the
 requested options. If evaluating the script directly sets <code>__filename</code>,
 <code>__dirname</code> and <code>module.filename</code> to be correct relative to the script's path.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">compileScript = </span><span class="p">(</span><span class="nx">file</span><span class="p">,</span> <span class="nx">input</span><span class="p">,</span> <span class="nx">base</span><span class="p">)</span> <span class="o">-&gt;</span>
   <span class="nv">o = </span><span class="nx">opts</span>
   <span class="nv">options = </span><span class="nx">compileOptions</span> <span class="nx">file</span>
-  <span class="k">if</span> <span class="nx">o</span><span class="p">.</span><span class="nx">require</span>
-    <span class="nx">require</span><span class="p">(</span><span class="k">if</span> <span class="nx">helpers</span><span class="p">.</span><span class="nx">starts</span><span class="p">(</span><span class="nx">req</span><span class="p">,</span> <span class="s1">&#39;.&#39;</span><span class="p">)</span> <span class="k">then</span> <span class="nx">fs</span><span class="p">.</span><span class="nx">realpathSync</span><span class="p">(</span><span class="nx">req</span><span class="p">)</span> <span class="k">else</span> <span class="nx">req</span><span class="p">)</span> <span class="k">for</span> <span class="nx">req</span> <span class="k">in</span> <span class="nx">o</span><span class="p">.</span><span class="nx">require</span>
   <span class="k">try</span>
     <span class="nv">t = task = </span><span class="p">{</span><span class="nx">file</span><span class="p">,</span> <span class="nx">input</span><span class="p">,</span> <span class="nx">options</span><span class="p">}</span>
     <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">emit</span> <span class="s1">&#39;compile&#39;</span><span class="p">,</span> <span class="nx">task</span>
     <span class="k">if</span>      <span class="nx">o</span><span class="p">.</span><span class="nx">tokens</span>      <span class="k">then</span> <span class="nx">printTokens</span> <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">tokens</span> <span class="nx">t</span><span class="p">.</span><span class="nx">input</span>
-    <span class="k">else</span> <span class="k">if</span> <span class="nx">o</span><span class="p">.</span><span class="nx">nodes</span>       <span class="k">then</span> <span class="nx">console</span><span class="p">.</span><span class="nx">log</span> <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">nodes</span><span class="p">(</span><span class="nx">t</span><span class="p">.</span><span class="nx">input</span><span class="p">).</span><span class="nx">toString</span><span class="p">().</span><span class="nx">trim</span><span class="p">()</span>
+    <span class="k">else</span> <span class="k">if</span> <span class="nx">o</span><span class="p">.</span><span class="nx">nodes</span>       <span class="k">then</span> <span class="nx">printLine</span> <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">nodes</span><span class="p">(</span><span class="nx">t</span><span class="p">.</span><span class="nx">input</span><span class="p">).</span><span class="nx">toString</span><span class="p">().</span><span class="nx">trim</span><span class="p">()</span>
     <span class="k">else</span> <span class="k">if</span> <span class="nx">o</span><span class="p">.</span><span class="nx">run</span>         <span class="k">then</span> <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">run</span> <span class="nx">t</span><span class="p">.</span><span class="nx">input</span><span class="p">,</span> <span class="nx">t</span><span class="p">.</span><span class="nx">options</span>
     <span class="k">else</span>
       <span class="nv">t.output = </span><span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">t</span><span class="p">.</span><span class="nx">input</span><span class="p">,</span> <span class="nx">t</span><span class="p">.</span><span class="nx">options</span>
       <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">emit</span> <span class="s1">&#39;success&#39;</span><span class="p">,</span> <span class="nx">task</span>
-      <span class="k">if</span> <span class="nx">o</span><span class="p">.</span><span class="nx">print</span>          <span class="k">then</span> <span class="nx">console</span><span class="p">.</span><span class="nx">log</span> <span class="nx">t</span><span class="p">.</span><span class="nx">output</span><span class="p">.</span><span class="nx">trim</span><span class="p">()</span>
+      <span class="k">if</span> <span class="nx">o</span><span class="p">.</span><span class="nx">print</span>          <span class="k">then</span> <span class="nx">printLine</span> <span class="nx">t</span><span class="p">.</span><span class="nx">output</span><span class="p">.</span><span class="nx">trim</span><span class="p">()</span>
       <span class="k">else</span> <span class="k">if</span> <span class="nx">o</span><span class="p">.</span><span class="nx">compile</span>   <span class="k">then</span> <span class="nx">writeJs</span> <span class="nx">t</span><span class="p">.</span><span class="nx">file</span><span class="p">,</span> <span class="nx">t</span><span class="p">.</span><span class="nx">output</span><span class="p">,</span> <span class="nx">base</span>
       <span class="k">else</span> <span class="k">if</span> <span class="nx">o</span><span class="p">.</span><span class="nx">lint</span>      <span class="k">then</span> <span class="nx">lint</span> <span class="nx">t</span><span class="p">.</span><span class="nx">file</span><span class="p">,</span> <span class="nx">t</span><span class="p">.</span><span class="nx">output</span>
   <span class="k">catch</span> <span class="nx">err</span>
     <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">emit</span> <span class="s1">&#39;failure&#39;</span><span class="p">,</span> <span class="nx">err</span><span class="p">,</span> <span class="nx">task</span>
     <span class="k">return</span> <span class="k">if</span> <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">listeners</span><span class="p">(</span><span class="s1">&#39;failure&#39;</span><span class="p">).</span><span class="nx">length</span>
-    <span class="k">return</span> <span class="nx">console</span><span class="p">.</span><span class="nx">log</span> <span class="nx">err</span><span class="p">.</span><span class="nx">message</span> <span class="k">if</span> <span class="nx">o</span><span class="p">.</span><span class="nx">watch</span>
-    <span class="nx">console</span><span class="p">.</span><span class="nx">error</span> <span class="nx">err</span><span class="p">.</span><span class="nx">stack</span>
-    <span class="nx">process</span><span class="p">.</span><span class="nx">exit</span> <span class="mi">1</span></pre></div>             </td>           </tr>                               <tr id="section-11">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-11">&#182;</a>               </div>               <p>Attach the appropriate listeners to compile scripts incoming over <strong>stdin</strong>,
+    <span class="k">return</span> <span class="nx">printLine</span> <span class="nx">err</span><span class="p">.</span><span class="nx">message</span> <span class="k">if</span> <span class="nx">o</span><span class="p">.</span><span class="nx">watch</span>
+    <span class="nx">printWarn</span> <span class="nx">err</span><span class="p">.</span><span class="nx">stack</span>
+    <span class="nx">process</span><span class="p">.</span><span class="nx">exit</span> <span class="mi">1</span></pre></div>             </td>           </tr>                               <tr id="section-10">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-10">&#182;</a>               </div>               <p>Attach the appropriate listeners to compile scripts incoming over <strong>stdin</strong>,
 and write them back to <strong>stdout</strong>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">compileStdio = </span><span class="o">-&gt;</span>
   <span class="nv">code = </span><span class="s1">&#39;&#39;</span>
   <span class="nv">stdin = </span><span class="nx">process</span><span class="p">.</span><span class="nx">openStdin</span><span class="p">()</span>
   <span class="nx">stdin</span><span class="p">.</span><span class="kc">on</span> <span class="s1">&#39;data&#39;</span><span class="p">,</span> <span class="p">(</span><span class="nx">buffer</span><span class="p">)</span> <span class="o">-&gt;</span>
     <span class="nx">code</span> <span class="o">+=</span> <span class="nx">buffer</span><span class="p">.</span><span class="nx">toString</span><span class="p">()</span> <span class="k">if</span> <span class="nx">buffer</span>
   <span class="nx">stdin</span><span class="p">.</span><span class="kc">on</span> <span class="s1">&#39;end&#39;</span><span class="p">,</span> <span class="o">-&gt;</span>
-    <span class="nx">compileScript</span> <span class="kc">null</span><span class="p">,</span> <span class="nx">code</span></pre></div>             </td>           </tr>                               <tr id="section-12">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-12">&#182;</a>               </div>               <p>Watch a source CoffeeScript file using <code>fs.watchFile</code>, recompiling it every
+    <span class="nx">compileScript</span> <span class="kc">null</span><span class="p">,</span> <span class="nx">code</span></pre></div>             </td>           </tr>                               <tr id="section-11">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-11">&#182;</a>               </div>               <p>After all of the source files are done being read, concatenate and compile
+them together.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">compileJoin = </span><span class="o">-&gt;</span>
+  <span class="nv">code = </span><span class="nx">contents</span><span class="p">.</span><span class="nx">join</span> <span class="s1">&#39;\n&#39;</span>
+  <span class="nx">compileScript</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">join</span><span class="p">,</span> <span class="nx">code</span><span class="p">,</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">join</span></pre></div>             </td>           </tr>                               <tr id="section-12">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-12">&#182;</a>               </div>               <p>Load files that are to-be-required before compilation occurs.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">loadRequires = </span><span class="o">-&gt;</span>
+  <span class="nv">realFilename = </span><span class="nx">module</span><span class="p">.</span><span class="nx">filename</span>
+  <span class="nv">module.filename = </span><span class="s1">&#39;.&#39;</span>
+  <span class="nx">require</span> <span class="nx">req</span> <span class="k">for</span> <span class="nx">req</span> <span class="k">in</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">require</span>
+  <span class="nv">module.filename = </span><span class="nx">realFilename</span></pre></div>             </td>           </tr>                               <tr id="section-13">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-13">&#182;</a>               </div>               <p>Watch a source CoffeeScript file using <code>fs.watchFile</code>, recompiling it every
 time the file is updated. May be used in combination with other options,
 such as <code>--lint</code> or <code>--print</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">watch = </span><span class="p">(</span><span class="nx">source</span><span class="p">,</span> <span class="nx">base</span><span class="p">)</span> <span class="o">-&gt;</span>
   <span class="nx">fs</span><span class="p">.</span><span class="nx">watchFile</span> <span class="nx">source</span><span class="p">,</span> <span class="p">{</span><span class="nx">persistent</span><span class="o">:</span> <span class="kc">true</span><span class="p">,</span> <span class="nx">interval</span><span class="o">:</span> <span class="mi">500</span><span class="p">},</span> <span class="p">(</span><span class="nx">curr</span><span class="p">,</span> <span class="nx">prev</span><span class="p">)</span> <span class="o">-&gt;</span>
     <span class="k">return</span> <span class="k">if</span> <span class="nx">curr</span><span class="p">.</span><span class="nx">size</span> <span class="o">is</span> <span class="nx">prev</span><span class="p">.</span><span class="nx">size</span> <span class="o">and</span> <span class="nx">curr</span><span class="p">.</span><span class="nx">mtime</span><span class="p">.</span><span class="nx">getTime</span><span class="p">()</span> <span class="o">is</span> <span class="nx">prev</span><span class="p">.</span><span class="nx">mtime</span><span class="p">.</span><span class="nx">getTime</span><span class="p">()</span>
     <span class="nx">fs</span><span class="p">.</span><span class="nx">readFile</span> <span class="nx">source</span><span class="p">,</span> <span class="p">(</span><span class="nx">err</span><span class="p">,</span> <span class="nx">code</span><span class="p">)</span> <span class="o">-&gt;</span>
       <span class="k">throw</span> <span class="nx">err</span> <span class="k">if</span> <span class="nx">err</span>
-      <span class="nx">compileScript</span><span class="p">(</span><span class="nx">source</span><span class="p">,</span> <span class="nx">code</span><span class="p">.</span><span class="nx">toString</span><span class="p">(),</span> <span class="nx">base</span><span class="p">)</span></pre></div>             </td>           </tr>                               <tr id="section-13">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-13">&#182;</a>               </div>               <p>Write out a JavaScript source file with the compiled code. By default, files
+      <span class="nx">compileScript</span><span class="p">(</span><span class="nx">source</span><span class="p">,</span> <span class="nx">code</span><span class="p">.</span><span class="nx">toString</span><span class="p">(),</span> <span class="nx">base</span><span class="p">)</span></pre></div>             </td>           </tr>                               <tr id="section-14">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-14">&#182;</a>               </div>               <p>Write out a JavaScript source file with the compiled code. By default, files
 are written out in <code>cwd</code> as <code>.js</code> files with the same name, but the output
 directory can be customized with <code>--output</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">writeJs = </span><span class="p">(</span><span class="nx">source</span><span class="p">,</span> <span class="nx">js</span><span class="p">,</span> <span class="nx">base</span><span class="p">)</span> <span class="o">-&gt;</span>
   <span class="nv">filename  = </span><span class="nx">path</span><span class="p">.</span><span class="nx">basename</span><span class="p">(</span><span class="nx">source</span><span class="p">,</span> <span class="nx">path</span><span class="p">.</span><span class="nx">extname</span><span class="p">(</span><span class="nx">source</span><span class="p">))</span> <span class="o">+</span> <span class="s1">&#39;.js&#39;</span>
   <span class="nv">srcDir    = </span><span class="nx">path</span><span class="p">.</span><span class="nx">dirname</span> <span class="nx">source</span>
-  <span class="nv">baseDir   = </span><span class="nx">srcDir</span><span class="p">.</span><span class="nx">substring</span> <span class="nx">base</span><span class="p">.</span><span class="nx">length</span>
+  <span class="nv">baseDir   = </span><span class="k">if</span> <span class="nx">base</span> <span class="o">is</span> <span class="s1">&#39;.&#39;</span> <span class="k">then</span> <span class="nx">srcDir</span> <span class="k">else</span> <span class="nx">srcDir</span><span class="p">.</span><span class="nx">substring</span> <span class="nx">base</span><span class="p">.</span><span class="nx">length</span>
   <span class="nv">dir       = </span><span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">output</span> <span class="k">then</span> <span class="nx">path</span><span class="p">.</span><span class="nx">join</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">output</span><span class="p">,</span> <span class="nx">baseDir</span> <span class="k">else</span> <span class="nx">srcDir</span>
   <span class="nv">jsPath    = </span><span class="nx">path</span><span class="p">.</span><span class="nx">join</span> <span class="nx">dir</span><span class="p">,</span> <span class="nx">filename</span>
   <span class="nv">compile   = </span><span class="o">-&gt;</span>
     <span class="nv">js = </span><span class="s1">&#39; &#39;</span> <span class="k">if</span> <span class="nx">js</span><span class="p">.</span><span class="nx">length</span> <span class="o">&lt;=</span> <span class="mi">0</span>
     <span class="nx">fs</span><span class="p">.</span><span class="nx">writeFile</span> <span class="nx">jsPath</span><span class="p">,</span> <span class="nx">js</span><span class="p">,</span> <span class="p">(</span><span class="nx">err</span><span class="p">)</span> <span class="o">-&gt;</span>
-      <span class="k">if</span> <span class="nx">err</span> <span class="k">then</span> <span class="nx">console</span><span class="p">.</span><span class="nx">log</span> <span class="nx">err</span><span class="p">.</span><span class="nx">message</span>
-      <span class="k">else</span> <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">compile</span> <span class="o">and</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">watch</span> <span class="k">then</span> <span class="nx">console</span><span class="p">.</span><span class="nx">log</span> <span class="s2">&quot;Compiled #{source}&quot;</span>
+      <span class="k">if</span> <span class="nx">err</span>
+        <span class="nx">printLine</span> <span class="nx">err</span><span class="p">.</span><span class="nx">message</span>
+      <span class="k">else</span> <span class="k">if</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">compile</span> <span class="o">and</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">watch</span>
+        <span class="nx">console</span><span class="p">.</span><span class="nx">log</span> <span class="s2">&quot;#{(new Date).toLocaleTimeString()} - compiled #{source}&quot;</span>
   <span class="nx">path</span><span class="p">.</span><span class="nx">exists</span> <span class="nx">dir</span><span class="p">,</span> <span class="p">(</span><span class="nx">exists</span><span class="p">)</span> <span class="o">-&gt;</span>
-    <span class="k">if</span> <span class="nx">exists</span> <span class="k">then</span> <span class="nx">compile</span><span class="p">()</span> <span class="k">else</span> <span class="nx">exec</span> <span class="s2">&quot;mkdir -p #{dir}&quot;</span><span class="p">,</span> <span class="nx">compile</span></pre></div>             </td>           </tr>                               <tr id="section-14">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-14">&#182;</a>               </div>               <p>Pipe compiled JS through JSLint (requires a working <code>jsl</code> command), printing
+    <span class="k">if</span> <span class="nx">exists</span> <span class="k">then</span> <span class="nx">compile</span><span class="p">()</span> <span class="k">else</span> <span class="nx">exec</span> <span class="s2">&quot;mkdir -p #{dir}&quot;</span><span class="p">,</span> <span class="nx">compile</span></pre></div>             </td>           </tr>                               <tr id="section-15">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-15">&#182;</a>               </div>               <p>Pipe compiled JS through JSLint (requires a working <code>jsl</code> command), printing
 any errors or warnings that arise.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">lint = </span><span class="p">(</span><span class="nx">file</span><span class="p">,</span> <span class="nx">js</span><span class="p">)</span> <span class="o">-&gt;</span>
-  <span class="nv">printIt = </span><span class="p">(</span><span class="nx">buffer</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">console</span><span class="p">.</span><span class="nx">log</span> <span class="nx">file</span> <span class="o">+</span> <span class="s1">&#39;:\t&#39;</span> <span class="o">+</span> <span class="nx">buffer</span><span class="p">.</span><span class="nx">toString</span><span class="p">().</span><span class="nx">trim</span><span class="p">()</span>
+  <span class="nv">printIt = </span><span class="p">(</span><span class="nx">buffer</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">printLine</span> <span class="nx">file</span> <span class="o">+</span> <span class="s1">&#39;:\t&#39;</span> <span class="o">+</span> <span class="nx">buffer</span><span class="p">.</span><span class="nx">toString</span><span class="p">().</span><span class="nx">trim</span><span class="p">()</span>
   <span class="nv">conf = </span><span class="nx">__dirname</span> <span class="o">+</span> <span class="s1">&#39;/../extras/jsl.conf&#39;</span>
   <span class="nv">jsl = </span><span class="nx">spawn</span> <span class="s1">&#39;jsl&#39;</span><span class="p">,</span> <span class="p">[</span><span class="s1">&#39;-nologo&#39;</span><span class="p">,</span> <span class="s1">&#39;-stdin&#39;</span><span class="p">,</span> <span class="s1">&#39;-conf&#39;</span><span class="p">,</span> <span class="nx">conf</span><span class="p">]</span>
   <span class="nx">jsl</span><span class="p">.</span><span class="nx">stdout</span><span class="p">.</span><span class="kc">on</span> <span class="s1">&#39;data&#39;</span><span class="p">,</span> <span class="nx">printIt</span>
   <span class="nx">jsl</span><span class="p">.</span><span class="nx">stderr</span><span class="p">.</span><span class="kc">on</span> <span class="s1">&#39;data&#39;</span><span class="p">,</span> <span class="nx">printIt</span>
   <span class="nx">jsl</span><span class="p">.</span><span class="nx">stdin</span><span class="p">.</span><span class="nx">write</span> <span class="nx">js</span>
-  <span class="nx">jsl</span><span class="p">.</span><span class="nx">stdin</span><span class="p">.</span><span class="nx">end</span><span class="p">()</span></pre></div>             </td>           </tr>                               <tr id="section-15">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-15">&#182;</a>               </div>               <p>Pretty-print a stream of tokens.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">printTokens = </span><span class="p">(</span><span class="nx">tokens</span><span class="p">)</span> <span class="o">-&gt;</span>
+  <span class="nx">jsl</span><span class="p">.</span><span class="nx">stdin</span><span class="p">.</span><span class="nx">end</span><span class="p">()</span></pre></div>             </td>           </tr>                               <tr id="section-16">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-16">&#182;</a>               </div>               <p>Pretty-print a stream of tokens.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">printTokens = </span><span class="p">(</span><span class="nx">tokens</span><span class="p">)</span> <span class="o">-&gt;</span>
   <span class="nv">strings = </span><span class="k">for</span> <span class="nx">token</span> <span class="k">in</span> <span class="nx">tokens</span>
     <span class="p">[</span><span class="nx">tag</span><span class="p">,</span> <span class="nx">value</span><span class="p">]</span> <span class="o">=</span> <span class="p">[</span><span class="nx">token</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="nx">token</span><span class="p">[</span><span class="mi">1</span><span class="p">].</span><span class="nx">toString</span><span class="p">().</span><span class="nx">replace</span><span class="p">(</span><span class="sr">/\n/</span><span class="p">,</span> <span class="s1">&#39;\\n&#39;</span><span class="p">)]</span>
     <span class="s2">&quot;[#{tag} #{value}]&quot;</span>
-  <span class="nx">console</span><span class="p">.</span><span class="nx">log</span> <span class="nx">strings</span><span class="p">.</span><span class="nx">join</span><span class="p">(</span><span class="s1">&#39; &#39;</span><span class="p">)</span></pre></div>             </td>           </tr>                               <tr id="section-16">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-16">&#182;</a>               </div>               <p>Use the <a href="optparse.html">OptionParser module</a> to extract all options from
+  <span class="nx">printLine</span> <span class="nx">strings</span><span class="p">.</span><span class="nx">join</span><span class="p">(</span><span class="s1">&#39; &#39;</span><span class="p">)</span></pre></div>             </td>           </tr>                               <tr id="section-17">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-17">&#182;</a>               </div>               <p>Use the <a href="optparse.html">OptionParser module</a> to extract all options from
 <code>process.argv</code> that are specified in <code>SWITCHES</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">parseOptions = </span><span class="o">-&gt;</span>
-  <span class="nv">optionParser  = </span><span class="k">new</span> <span class="nx">optparse</span><span class="p">.</span><span class="nx">OptionParser</span> <span class="nx">ALL_SWITCHES</span><span class="p">,</span> <span class="nx">BANNER</span>
+  <span class="nv">optionParser  = </span><span class="k">new</span> <span class="nx">optparse</span><span class="p">.</span><span class="nx">OptionParser</span> <span class="nx">SWITCHES</span><span class="p">,</span> <span class="nx">BANNER</span>
   <span class="nv">o = opts      = </span><span class="nx">optionParser</span><span class="p">.</span><span class="nx">parse</span> <span class="nx">process</span><span class="p">.</span><span class="nx">argv</span><span class="p">.</span><span class="nx">slice</span> <span class="mi">2</span>
   <span class="nx">o</span><span class="p">.</span><span class="nx">compile</span>     <span class="o">or=</span>  <span class="o">!!</span><span class="nx">o</span><span class="p">.</span><span class="nx">output</span>
   <span class="nv">o.run         = </span><span class="o">not</span> <span class="p">(</span><span class="nx">o</span><span class="p">.</span><span class="nx">compile</span> <span class="o">or</span> <span class="nx">o</span><span class="p">.</span><span class="nx">print</span> <span class="o">or</span> <span class="nx">o</span><span class="p">.</span><span class="nx">lint</span><span class="p">)</span>
   <span class="nv">o.print       = </span><span class="o">!!</span>  <span class="p">(</span><span class="nx">o</span><span class="p">.</span><span class="nx">print</span> <span class="o">or</span> <span class="p">(</span><span class="nx">o</span><span class="p">.</span><span class="nb">eval</span> <span class="o">or</span> <span class="nx">o</span><span class="p">.</span><span class="nx">stdio</span> <span class="o">and</span> <span class="nx">o</span><span class="p">.</span><span class="nx">compile</span><span class="p">))</span>
-  <span class="nv">sources       = </span><span class="nx">o</span><span class="p">.</span><span class="nx">arguments</span>
-  <span class="k">if</span> <span class="nx">opts</span><span class="p">[</span><span class="s1">&#39;no-wrap&#39;</span><span class="p">]</span>
-    <span class="nx">console</span><span class="p">.</span><span class="nx">warn</span> <span class="s1">&#39;--no-wrap is deprecated; please use --bare instead.&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-17">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-17">&#182;</a>               </div>               <p>The compile-time options to pass to the CoffeeScript compiler.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">compileOptions = </span><span class="p">(</span><span class="nx">fileName</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="p">{</span><span class="nx">fileName</span><span class="p">,</span> <span class="nx">bare</span><span class="o">:</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">bare</span> <span class="o">or</span> <span class="nx">opts</span><span class="p">[</span><span class="s1">&#39;no-wrap&#39;</span><span class="p">]}</span></pre></div>             </td>           </tr>                               <tr id="section-18">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-18">&#182;</a>               </div>               <p>Print the <code>--help</code> usage message and exit. Deprecated switches are not
+  <span class="nv">sources       = </span><span class="nx">o</span><span class="p">.</span><span class="nx">arguments</span></pre></div>             </td>           </tr>                               <tr id="section-18">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-18">&#182;</a>               </div>               <p>The compile-time options to pass to the CoffeeScript compiler.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">compileOptions = </span><span class="p">(</span><span class="nx">filename</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="p">{</span><span class="nx">filename</span><span class="p">,</span> <span class="nx">bare</span><span class="o">:</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">bare</span><span class="p">}</span></pre></div>             </td>           </tr>                               <tr id="section-19">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-19">&#182;</a>               </div>               <p>Start up a new Node.js instance with the arguments in <code>--nodejs</code> passed to
+the <code>node</code> binary, preserving the other options.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">forkNode = </span><span class="o">-&gt;</span>
+  <span class="nv">nodeArgs = </span><span class="nx">opts</span><span class="p">.</span><span class="nx">nodejs</span><span class="p">.</span><span class="nx">split</span> <span class="sr">/\s+/</span>
+  <span class="nv">args     = </span><span class="nx">process</span><span class="p">.</span><span class="nx">argv</span><span class="p">[</span><span class="mi">1</span><span class="p">..]</span>
+  <span class="nx">args</span><span class="p">.</span><span class="nx">splice</span> <span class="nx">args</span><span class="p">.</span><span class="nx">indexOf</span><span class="p">(</span><span class="s1">&#39;--nodejs&#39;</span><span class="p">),</span> <span class="mi">2</span>
+  <span class="nx">spawn</span> <span class="nx">process</span><span class="p">.</span><span class="nx">execPath</span><span class="p">,</span> <span class="nx">nodeArgs</span><span class="p">.</span><span class="nx">concat</span><span class="p">(</span><span class="nx">args</span><span class="p">),</span>
+    <span class="nx">cwd</span><span class="o">:</span>        <span class="nx">process</span><span class="p">.</span><span class="nx">cwd</span><span class="p">()</span>
+    <span class="nx">env</span><span class="o">:</span>        <span class="nx">process</span><span class="p">.</span><span class="nx">env</span>
+    <span class="nx">customFds</span><span class="o">:</span>  <span class="p">[</span><span class="mi">0</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">2</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-20">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-20">&#182;</a>               </div>               <p>Print the <code>--help</code> usage message and exit. Deprecated switches are not
 shown.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">usage = </span><span class="o">-&gt;</span>
-  <span class="nx">console</span><span class="p">.</span><span class="nx">log</span> <span class="p">(</span><span class="k">new</span> <span class="nx">optparse</span><span class="p">.</span><span class="nx">OptionParser</span> <span class="nx">SWITCHES</span><span class="p">,</span> <span class="nx">BANNER</span><span class="p">).</span><span class="nx">help</span><span class="p">()</span>
-  <span class="nx">process</span><span class="p">.</span><span class="nx">exit</span> <span class="mi">0</span></pre></div>             </td>           </tr>                               <tr id="section-19">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-19">&#182;</a>               </div>               <p>Print the <code>--version</code> message and exit.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">version = </span><span class="o">-&gt;</span>
-  <span class="nx">console</span><span class="p">.</span><span class="nx">log</span> <span class="s2">&quot;CoffeeScript version #{CoffeeScript.VERSION}&quot;</span>
-  <span class="nx">process</span><span class="p">.</span><span class="nx">exit</span> <span class="mi">0</span>
+  <span class="nx">printLine</span> <span class="p">(</span><span class="k">new</span> <span class="nx">optparse</span><span class="p">.</span><span class="nx">OptionParser</span> <span class="nx">SWITCHES</span><span class="p">,</span> <span class="nx">BANNER</span><span class="p">).</span><span class="nx">help</span><span class="p">()</span></pre></div>             </td>           </tr>                               <tr id="section-21">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-21">&#182;</a>               </div>               <p>Print the <code>--version</code> message and exit.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">version = </span><span class="o">-&gt;</span>
+  <span class="nx">printLine</span> <span class="s2">&quot;CoffeeScript version #{CoffeeScript.VERSION}&quot;</span>
 
 </pre></div>             </td>           </tr>                </tbody>     </table>   </div> </body> </html> 

documentation/docs/grammar.html

@@ -23,7 +23,7 @@ previous nonterminal.</p>             </td>             <td class="code">
   <span class="k">return</span> <span class="p">[</span><span class="nx">patternString</span><span class="p">,</span> <span class="s1">&#39;$$ = $1;&#39;</span><span class="p">,</span> <span class="nx">options</span><span class="p">]</span> <span class="nx">unless</span> <span class="nx">action</span>
   <span class="nv">action = </span><span class="k">if</span> <span class="nv">match = </span><span class="nx">unwrap</span><span class="p">.</span><span class="nx">exec</span> <span class="nx">action</span> <span class="k">then</span> <span class="nx">match</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="k">else</span> <span class="s2">&quot;(#{action}())&quot;</span>
   <span class="nv">action = </span><span class="nx">action</span><span class="p">.</span><span class="nx">replace</span> <span class="sr">/\bnew /g</span><span class="p">,</span> <span class="s1">&#39;$&amp;yy.&#39;</span>
-  <span class="nv">action = </span><span class="nx">action</span><span class="p">.</span><span class="nx">replace</span> <span class="sr">/\b(?:Expressions\.wrap|extend)\b/g</span><span class="p">,</span> <span class="s1">&#39;yy.$&amp;&#39;</span>
+  <span class="nv">action = </span><span class="nx">action</span><span class="p">.</span><span class="nx">replace</span> <span class="sr">/\b(?:Block\.wrap|extend)\b/g</span><span class="p">,</span> <span class="s1">&#39;yy.$&amp;&#39;</span>
   <span class="p">[</span><span class="nx">patternString</span><span class="p">,</span> <span class="s2">&quot;$$ = #{action};&quot;</span><span class="p">,</span> <span class="nx">options</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-6">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-6">&#182;</a>               </div>               <h2>Grammatical Rules</h2>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-7">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-7">&#182;</a>               </div>               <p>In all of the rules that follow, you'll see the name of the nonterminal as
 the key to a list of alternative matches. With each match's action, the
 dollar-sign variables are provided by Jison as references to the value of
@@ -36,14 +36,14 @@ their numeric position, so in this rule:</p>
 for the <code>UNLESS</code> terminal, and <code>$3</code> would be the value of the second
 <code>Expression</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">grammar =</span></pre></div>             </td>           </tr>                               <tr id="section-8">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-8">&#182;</a>               </div>               <p>The <strong>Root</strong> is the top-level node in the syntax tree. Since we parse bottom-up,
 all parsing must end here.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Root</span><span class="o">:</span> <span class="p">[</span>
-    <span class="nx">o</span> <span class="s1">&#39;&#39;</span><span class="p">,</span>                                       <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Expressions</span>
+    <span class="nx">o</span> <span class="s1">&#39;&#39;</span><span class="p">,</span>                                       <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Block</span>
     <span class="nx">o</span> <span class="s1">&#39;Body&#39;</span>
     <span class="nx">o</span> <span class="s1">&#39;Block TERMINATOR&#39;</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-9">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-9">&#182;</a>               </div>               <p>Any list of statements and expressions, separated by line breaks or semicolons.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Body</span><span class="o">:</span> <span class="p">[</span>
-    <span class="nx">o</span> <span class="s1">&#39;Line&#39;</span><span class="p">,</span>                                   <span class="o">-&gt;</span> <span class="nx">Expressions</span><span class="p">.</span><span class="nx">wrap</span> <span class="p">[</span><span class="nx">$1</span><span class="p">]</span>
+    <span class="nx">o</span> <span class="s1">&#39;Line&#39;</span><span class="p">,</span>                                   <span class="o">-&gt;</span> <span class="nx">Block</span><span class="p">.</span><span class="nx">wrap</span> <span class="p">[</span><span class="nx">$1</span><span class="p">]</span>
     <span class="nx">o</span> <span class="s1">&#39;Body TERMINATOR Line&#39;</span><span class="p">,</span>                   <span class="o">-&gt;</span> <span class="nx">$1</span><span class="p">.</span><span class="nx">push</span> <span class="nx">$3</span>
     <span class="nx">o</span> <span class="s1">&#39;Body TERMINATOR&#39;</span>
-  <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-10">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-10">&#182;</a>               </div>               <p>Expressions and statements, which make up a line in a body.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Line</span><span class="o">:</span> <span class="p">[</span>
+  <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-10">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-10">&#182;</a>               </div>               <p>Block and statements, which make up a line in a body.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Line</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;Expression&#39;</span>
     <span class="nx">o</span> <span class="s1">&#39;Statement&#39;</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-11">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-11">&#182;</a>               </div>               <p>Pure statements which cannot be expressions.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Statement</span><span class="o">:</span> <span class="p">[</span>
@@ -53,7 +53,7 @@ all parsing must end here.</p>             </td>             <td class="code">
     <span class="nx">o</span> <span class="s1">&#39;STATEMENT&#39;</span><span class="p">,</span>                              <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="nx">$1</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-12">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-12">&#182;</a>               </div>               <p>All the different types of expressions in our language. The basic unit of
 CoffeeScript is the <strong>Expression</strong> -- everything that can be an expression
-is one. Expressions serve as the building blocks of many other rules, making
+is one. Block serve as the building blocks of many other rules, making
 them somewhat circular.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Expression</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;Value&#39;</span>
     <span class="nx">o</span> <span class="s1">&#39;Invocation&#39;</span>
@@ -69,8 +69,8 @@ them somewhat circular.</p>             </td>             <td class="code">
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-13">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-13">&#182;</a>               </div>               <p>An indented block of expressions. Note that the <a href="rewriter.html">Rewriter</a>
 will convert some postfix forms into blocks for us, by adjusting the
 token stream.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Block</span><span class="o">:</span> <span class="p">[</span>
+    <span class="nx">o</span> <span class="s1">&#39;INDENT OUTDENT&#39;</span><span class="p">,</span>                         <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Block</span>
     <span class="nx">o</span> <span class="s1">&#39;INDENT Body OUTDENT&#39;</span><span class="p">,</span>                    <span class="o">-&gt;</span> <span class="nx">$2</span>
-    <span class="nx">o</span> <span class="s1">&#39;INDENT OUTDENT&#39;</span><span class="p">,</span>                         <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Expressions</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-14">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-14">&#182;</a>               </div>               <p>A literal identifier, a variable name or property.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Identifier</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;IDENTIFIER&#39;</span><span class="p">,</span>                             <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="nx">$1</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-15">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-15">&#182;</a>               </div>               <p>Alphanumerics are separated from the other <strong>Literal</strong> matchers because
@@ -83,7 +83,9 @@ through and printed to JavaScript.</p>             </td>             <td class="
     <span class="nx">o</span> <span class="s1">&#39;JS&#39;</span><span class="p">,</span>                                     <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="nx">$1</span>
     <span class="nx">o</span> <span class="s1">&#39;REGEX&#39;</span><span class="p">,</span>                                  <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="nx">$1</span>
     <span class="nx">o</span> <span class="s1">&#39;BOOL&#39;</span><span class="p">,</span>                                   <span class="o">-&gt;</span>
-      <span class="k">new</span> <span class="nx">Literal</span> <span class="k">if</span> <span class="nx">$1</span> <span class="o">is</span> <span class="s1">&#39;undefined&#39;</span> <span class="k">then</span> <span class="s1">&#39;void 0&#39;</span> <span class="k">else</span> <span class="nx">$1</span>
+      <span class="nv">val = </span><span class="k">new</span> <span class="nx">Literal</span> <span class="nx">$1</span>
+      <span class="nv">val.isUndefined = </span><span class="kc">yes</span> <span class="k">if</span> <span class="nx">$1</span> <span class="o">is</span> <span class="s1">&#39;undefined&#39;</span>
+      <span class="nx">val</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-17">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-17">&#182;</a>               </div>               <p>Assignment of a variable, property, or index to a value.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Assign</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;Assignable = Expression&#39;</span><span class="p">,</span>                <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Assign</span> <span class="nx">$1</span><span class="p">,</span> <span class="nx">$3</span>
     <span class="nx">o</span> <span class="s1">&#39;Assignable = INDENT Expression OUTDENT&#39;</span><span class="p">,</span> <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Assign</span> <span class="nx">$1</span><span class="p">,</span> <span class="nx">$4</span>
@@ -99,7 +101,6 @@ the ordinary <strong>Assign</strong> is that these allow numbers and strings as
   <span class="nx">ObjAssignable</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;Identifier&#39;</span>
     <span class="nx">o</span> <span class="s1">&#39;AlphaNumeric&#39;</span>
-    <span class="nx">o</span> <span class="s1">&#39;Parenthetical&#39;</span>
     <span class="nx">o</span> <span class="s1">&#39;ThisProperty&#39;</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-19">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-19">&#182;</a>               </div>               <p>A return statement from a function body.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Return</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;RETURN Expression&#39;</span><span class="p">,</span>                      <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Return</span> <span class="nx">$2</span>
@@ -107,7 +108,7 @@ the ordinary <strong>Assign</strong> is that these allow numbers and strings as
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-20">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-20">&#182;</a>               </div>               <p>A block comment.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Comment</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;HERECOMMENT&#39;</span><span class="p">,</span>                            <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Comment</span> <span class="nx">$1</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-21">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-21">&#182;</a>               </div>               <p>The <strong>Code</strong> node is the function literal. It's defined by an indented block
-of <strong>Expressions</strong> preceded by a function arrow, with an optional parameter
+of <strong>Block</strong> preceded by a function arrow, with an optional parameter
 list.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Code</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;PARAM_START ParamList PARAM_END FuncGlyph Block&#39;</span><span class="p">,</span> <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Code</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$5</span><span class="p">,</span> <span class="nx">$4</span>
     <span class="nx">o</span> <span class="s1">&#39;FuncGlyph Block&#39;</span><span class="p">,</span>                        <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Code</span> <span class="p">[],</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$1</span>
@@ -159,11 +160,15 @@ or by array index or slice.</p>             </td>             <td class="code">
     <span class="nx">o</span> <span class="s1">&#39;:: Identifier&#39;</span><span class="p">,</span>                          <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Access</span> <span class="nx">$2</span><span class="p">,</span> <span class="s1">&#39;proto&#39;</span>
     <span class="nx">o</span> <span class="s1">&#39;::&#39;</span><span class="p">,</span>                                     <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Access</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="s1">&#39;prototype&#39;</span>
     <span class="nx">o</span> <span class="s1">&#39;Index&#39;</span>
-    <span class="nx">o</span> <span class="s1">&#39;Slice&#39;</span><span class="p">,</span>                                  <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Slice</span> <span class="nx">$1</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-31">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-31">&#182;</a>               </div>               <p>Indexing into an object or array using bracket notation.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Index</span><span class="o">:</span> <span class="p">[</span>
-    <span class="nx">o</span> <span class="s1">&#39;INDEX_START Expression INDEX_END&#39;</span><span class="p">,</span>       <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Index</span> <span class="nx">$2</span>
+    <span class="nx">o</span> <span class="s1">&#39;INDEX_START IndexValue INDEX_END&#39;</span><span class="p">,</span>       <span class="o">-&gt;</span> <span class="nx">$2</span>
     <span class="nx">o</span> <span class="s1">&#39;INDEX_SOAK  Index&#39;</span><span class="p">,</span>                      <span class="o">-&gt;</span> <span class="nx">extend</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">soak</span> <span class="o">:</span> <span class="kc">yes</span>
     <span class="nx">o</span> <span class="s1">&#39;INDEX_PROTO Index&#39;</span><span class="p">,</span>                      <span class="o">-&gt;</span> <span class="nx">extend</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">proto</span><span class="o">:</span> <span class="kc">yes</span>
+  <span class="p">]</span>
+  
+  <span class="nx">IndexValue</span><span class="o">:</span> <span class="p">[</span>
+    <span class="nx">o</span> <span class="s1">&#39;Expression&#39;</span><span class="p">,</span>                             <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Index</span> <span class="nx">$1</span>
+    <span class="nx">o</span> <span class="s1">&#39;Slice&#39;</span><span class="p">,</span>                                  <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Slice</span> <span class="nx">$1</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-32">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-32">&#182;</a>               </div>               <p>In CoffeeScript, an object literal is simply a list of assignments.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nb">Object</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;{ AssignList OptComma }&#39;</span><span class="p">,</span>                <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Obj</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$1</span><span class="p">.</span><span class="nx">generated</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-33">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-33">&#182;</a>               </div>               <p>Assignment of properties within an object literal can be separated by
@@ -186,10 +191,8 @@ and optional references to the superclass.</p>             </td>             <td
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-35">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-35">&#182;</a>               </div>               <p>Ordinary function invocation, or a chained series of calls.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Invocation</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;Value OptFuncExist Arguments&#39;</span><span class="p">,</span>           <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Call</span> <span class="nx">$1</span><span class="p">,</span> <span class="nx">$3</span><span class="p">,</span> <span class="nx">$2</span>
     <span class="nx">o</span> <span class="s1">&#39;Invocation OptFuncExist Arguments&#39;</span><span class="p">,</span>      <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Call</span> <span class="nx">$1</span><span class="p">,</span> <span class="nx">$3</span><span class="p">,</span> <span class="nx">$2</span>
-    <span class="nx">o</span> <span class="s1">&#39;SUPER&#39;</span><span class="p">,</span>                                  <span class="o">-&gt;</span>
-      <span class="k">new</span> <span class="nx">Call</span> <span class="s1">&#39;super&#39;</span><span class="p">,</span> <span class="p">[</span><span class="k">new</span> <span class="nx">Splat</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="s1">&#39;arguments&#39;</span><span class="p">]</span>
-    <span class="nx">o</span> <span class="s1">&#39;SUPER Arguments&#39;</span><span class="p">,</span>                        <span class="o">-&gt;</span>
-      <span class="k">new</span> <span class="nx">Call</span> <span class="s1">&#39;super&#39;</span><span class="p">,</span> <span class="nx">$2</span>
+    <span class="nx">o</span> <span class="s1">&#39;SUPER&#39;</span><span class="p">,</span>                                  <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Call</span> <span class="s1">&#39;super&#39;</span><span class="p">,</span> <span class="p">[</span><span class="k">new</span> <span class="nx">Splat</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="s1">&#39;arguments&#39;</span><span class="p">]</span>
+    <span class="nx">o</span> <span class="s1">&#39;SUPER Arguments&#39;</span><span class="p">,</span>                        <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Call</span> <span class="s1">&#39;super&#39;</span><span class="p">,</span> <span class="nx">$2</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-36">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-36">&#182;</a>               </div>               <p>An optional existence check on a function.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">OptFuncExist</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;&#39;</span><span class="p">,</span>                                       <span class="o">-&gt;</span> <span class="kc">no</span>
     <span class="nx">o</span> <span class="s1">&#39;FUNC_EXIST&#39;</span><span class="p">,</span>                             <span class="o">-&gt;</span> <span class="kc">yes</span>
@@ -210,9 +213,9 @@ and optional references to the superclass.</p>             </td>             <td
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-42">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-42">&#182;</a>               </div>               <p>The CoffeeScript range literal.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Range</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;[ Expression RangeDots Expression ]&#39;</span><span class="p">,</span>    <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Range</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$4</span><span class="p">,</span> <span class="nx">$3</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-43">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-43">&#182;</a>               </div>               <p>Array slice literals.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Slice</span><span class="o">:</span> <span class="p">[</span>
-    <span class="nx">o</span> <span class="s1">&#39;INDEX_START Expression RangeDots Expression INDEX_END&#39;</span><span class="p">,</span> <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Range</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$4</span><span class="p">,</span> <span class="nx">$3</span>
-    <span class="nx">o</span> <span class="s1">&#39;INDEX_START Expression RangeDots INDEX_END&#39;</span><span class="p">,</span> <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Range</span> <span class="nx">$2</span><span class="p">,</span> <span class="kc">null</span><span class="p">,</span> <span class="nx">$3</span>
-    <span class="nx">o</span> <span class="s1">&#39;INDEX_START RangeDots Expression INDEX_END&#39;</span><span class="p">,</span> <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Range</span> <span class="kc">null</span><span class="p">,</span> <span class="nx">$3</span><span class="p">,</span> <span class="nx">$2</span>
+    <span class="nx">o</span> <span class="s1">&#39;Expression RangeDots Expression&#39;</span><span class="p">,</span>        <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Range</span> <span class="nx">$1</span><span class="p">,</span> <span class="nx">$3</span><span class="p">,</span> <span class="nx">$2</span>
+    <span class="nx">o</span> <span class="s1">&#39;Expression RangeDots&#39;</span><span class="p">,</span>                   <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Range</span> <span class="nx">$1</span><span class="p">,</span> <span class="kc">null</span><span class="p">,</span> <span class="nx">$2</span>
+    <span class="nx">o</span> <span class="s1">&#39;RangeDots Expression&#39;</span><span class="p">,</span>                   <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">Range</span> <span class="kc">null</span><span class="p">,</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$1</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-44">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-44">&#182;</a>               </div>               <p>The <strong>ArgList</strong> is both the list of objects passed into a function call,
 as well as the contents of an array literal
 (i.e. comma-separated expressions). Newlines work as well.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">ArgList</span><span class="o">:</span> <span class="p">[</span>
@@ -221,7 +224,7 @@ as well as the contents of an array literal
     <span class="nx">o</span> <span class="s1">&#39;ArgList OptComma TERMINATOR Arg&#39;</span><span class="p">,</span>                  <span class="o">-&gt;</span> <span class="nx">$1</span><span class="p">.</span><span class="nx">concat</span> <span class="nx">$4</span>
     <span class="nx">o</span> <span class="s1">&#39;INDENT ArgList OptComma OUTDENT&#39;</span><span class="p">,</span>                  <span class="o">-&gt;</span> <span class="nx">$2</span>
     <span class="nx">o</span> <span class="s1">&#39;ArgList OptComma INDENT ArgList OptComma OUTDENT&#39;</span><span class="p">,</span> <span class="o">-&gt;</span> <span class="nx">$1</span><span class="p">.</span><span class="nx">concat</span> <span class="nx">$4</span>
-  <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-45">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-45">&#182;</a>               </div>               <p>Valid arguments are Expressions or Splats.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Arg</span><span class="o">:</span> <span class="p">[</span>
+  <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-45">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-45">&#182;</a>               </div>               <p>Valid arguments are Block or Splats.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">Arg</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;Expression&#39;</span>
     <span class="nx">o</span> <span class="s1">&#39;Splat&#39;</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-46">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-46">&#182;</a>               </div>               <p>Just simple, comma-separated, required arguments (no fancy syntax). We need
@@ -252,30 +255,30 @@ the trick.</p>             </td>             <td class="code">               <di
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-52">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-52">&#182;</a>               </div>               <p>The while loop can either be normal, with a block of expressions to execute,
 or postfix, with a single expression. There is no do..while.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">While</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;WhileSource Block&#39;</span><span class="p">,</span>                      <span class="o">-&gt;</span> <span class="nx">$1</span><span class="p">.</span><span class="nx">addBody</span> <span class="nx">$2</span>
-    <span class="nx">o</span> <span class="s1">&#39;Statement  WhileSource&#39;</span><span class="p">,</span>                 <span class="o">-&gt;</span> <span class="nx">$2</span><span class="p">.</span><span class="nx">addBody</span> <span class="nx">Expressions</span><span class="p">.</span><span class="nx">wrap</span> <span class="p">[</span><span class="nx">$1</span><span class="p">]</span>
-    <span class="nx">o</span> <span class="s1">&#39;Expression WhileSource&#39;</span><span class="p">,</span>                 <span class="o">-&gt;</span> <span class="nx">$2</span><span class="p">.</span><span class="nx">addBody</span> <span class="nx">Expressions</span><span class="p">.</span><span class="nx">wrap</span> <span class="p">[</span><span class="nx">$1</span><span class="p">]</span>
+    <span class="nx">o</span> <span class="s1">&#39;Statement  WhileSource&#39;</span><span class="p">,</span>                 <span class="o">-&gt;</span> <span class="nx">$2</span><span class="p">.</span><span class="nx">addBody</span> <span class="nx">Block</span><span class="p">.</span><span class="nx">wrap</span> <span class="p">[</span><span class="nx">$1</span><span class="p">]</span>
+    <span class="nx">o</span> <span class="s1">&#39;Expression WhileSource&#39;</span><span class="p">,</span>                 <span class="o">-&gt;</span> <span class="nx">$2</span><span class="p">.</span><span class="nx">addBody</span> <span class="nx">Block</span><span class="p">.</span><span class="nx">wrap</span> <span class="p">[</span><span class="nx">$1</span><span class="p">]</span>
     <span class="nx">o</span> <span class="s1">&#39;Loop&#39;</span><span class="p">,</span>                                   <span class="o">-&gt;</span> <span class="nx">$1</span>
   <span class="p">]</span>
 
   <span class="nx">Loop</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;LOOP Block&#39;</span><span class="p">,</span>                             <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">While</span><span class="p">(</span><span class="k">new</span> <span class="nx">Literal</span> <span class="s1">&#39;true&#39;</span><span class="p">).</span><span class="nx">addBody</span> <span class="nx">$2</span>
-    <span class="nx">o</span> <span class="s1">&#39;LOOP Expression&#39;</span><span class="p">,</span>                        <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">While</span><span class="p">(</span><span class="k">new</span> <span class="nx">Literal</span> <span class="s1">&#39;true&#39;</span><span class="p">).</span><span class="nx">addBody</span> <span class="nx">Expressions</span><span class="p">.</span><span class="nx">wrap</span> <span class="p">[</span><span class="nx">$2</span><span class="p">]</span>
+    <span class="nx">o</span> <span class="s1">&#39;LOOP Expression&#39;</span><span class="p">,</span>                        <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">While</span><span class="p">(</span><span class="k">new</span> <span class="nx">Literal</span> <span class="s1">&#39;true&#39;</span><span class="p">).</span><span class="nx">addBody</span> <span class="nx">Block</span><span class="p">.</span><span class="nx">wrap</span> <span class="p">[</span><span class="nx">$2</span><span class="p">]</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-53">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-53">&#182;</a>               </div>               <p>Array, object, and range comprehensions, at the most generic level.
 Comprehensions can either be normal, with a block of expressions to execute,
 or postfix, with a single expression.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">For</span><span class="o">:</span> <span class="p">[</span>
-    <span class="nx">o</span> <span class="s1">&#39;Statement  ForBody&#39;</span><span class="p">,</span>                     <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">For</span> <span class="nx">$1</span><span class="p">,</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$2</span><span class="p">.</span><span class="nx">vars</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="nx">$2</span><span class="p">.</span><span class="nx">vars</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span>
-    <span class="nx">o</span> <span class="s1">&#39;Expression ForBody&#39;</span><span class="p">,</span>                     <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">For</span> <span class="nx">$1</span><span class="p">,</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$2</span><span class="p">.</span><span class="nx">vars</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="nx">$2</span><span class="p">.</span><span class="nx">vars</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span>
-    <span class="nx">o</span> <span class="s1">&#39;ForBody    Block&#39;</span><span class="p">,</span>                       <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">For</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$1</span><span class="p">,</span> <span class="nx">$1</span><span class="p">.</span><span class="nx">vars</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="nx">$1</span><span class="p">.</span><span class="nx">vars</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span>
+    <span class="nx">o</span> <span class="s1">&#39;Statement  ForBody&#39;</span><span class="p">,</span>                     <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">For</span> <span class="nx">$1</span><span class="p">,</span> <span class="nx">$2</span>
+    <span class="nx">o</span> <span class="s1">&#39;Expression ForBody&#39;</span><span class="p">,</span>                     <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">For</span> <span class="nx">$1</span><span class="p">,</span> <span class="nx">$2</span>
+    <span class="nx">o</span> <span class="s1">&#39;ForBody    Block&#39;</span><span class="p">,</span>                       <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">For</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$1</span>
   <span class="p">]</span>
 
   <span class="nx">ForBody</span><span class="o">:</span> <span class="p">[</span>
-    <span class="nx">o</span> <span class="s1">&#39;FOR Range&#39;</span><span class="p">,</span>                              <span class="o">-&gt;</span> <span class="nx">source</span><span class="o">:</span> <span class="k">new</span> <span class="nx">Value</span><span class="p">(</span><span class="nx">$2</span><span class="p">),</span> <span class="nx">vars</span><span class="o">:</span> <span class="p">[]</span>
-    <span class="nx">o</span> <span class="s1">&#39;ForStart ForSource&#39;</span><span class="p">,</span>                     <span class="o">-&gt;</span> <span class="nv">$2.raw = </span><span class="nx">$1</span><span class="p">.</span><span class="nx">raw</span><span class="p">;</span> <span class="nv">$2.vars = </span><span class="nx">$1</span><span class="p">;</span> <span class="nx">$2</span>
+    <span class="nx">o</span> <span class="s1">&#39;FOR Range&#39;</span><span class="p">,</span>                              <span class="o">-&gt;</span> <span class="nx">source</span><span class="o">:</span> <span class="k">new</span> <span class="nx">Value</span><span class="p">(</span><span class="nx">$2</span><span class="p">)</span>
+    <span class="nx">o</span> <span class="s1">&#39;ForStart ForSource&#39;</span><span class="p">,</span>                     <span class="o">-&gt;</span> <span class="nv">$2.own = </span><span class="nx">$1</span><span class="p">.</span><span class="nx">own</span><span class="p">;</span> <span class="nv">$2.name = </span><span class="nx">$1</span><span class="p">[</span><span class="mi">0</span><span class="p">];</span> <span class="nv">$2.index = </span><span class="nx">$1</span><span class="p">[</span><span class="mi">1</span><span class="p">];</span> <span class="nx">$2</span>
   <span class="p">]</span>
 
   <span class="nx">ForStart</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;FOR ForVariables&#39;</span><span class="p">,</span>                       <span class="o">-&gt;</span> <span class="nx">$2</span>
-    <span class="nx">o</span> <span class="s1">&#39;FOR ALL ForVariables&#39;</span><span class="p">,</span>                   <span class="o">-&gt;</span> <span class="nv">$3.raw = </span><span class="kc">yes</span><span class="p">;</span> <span class="nx">$3</span>
+    <span class="nx">o</span> <span class="s1">&#39;FOR OWN ForVariables&#39;</span><span class="p">,</span>                   <span class="o">-&gt;</span> <span class="nv">$3.own = </span><span class="kc">yes</span><span class="p">;</span> <span class="nx">$3</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-54">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-54">&#182;</a>               </div>               <p>An array of all accepted values for a variable inside the loop.
 This enables support for pattern matching.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">ForValue</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;Identifier&#39;</span>
@@ -314,17 +317,14 @@ in fixed-size increments.</p>             </td>             <td class="code">
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-58">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-58">&#182;</a>               </div>               <p>The most basic form of <em>if</em> is a condition and an action. The following
 if-related rules are broken up along these lines in order to avoid
 ambiguity.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">IfBlock</span><span class="o">:</span> <span class="p">[</span>
-    <span class="nx">o</span> <span class="s1">&#39;IF Expression Block&#39;</span><span class="p">,</span>                    <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">If</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$3</span>
-    <span class="nx">o</span> <span class="s1">&#39;UNLESS Expression Block&#39;</span><span class="p">,</span>                <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">If</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$3</span><span class="p">,</span> <span class="nx">invert</span><span class="o">:</span> <span class="kc">true</span>
-    <span class="nx">o</span> <span class="s1">&#39;IfBlock ELSE IF Expression Block&#39;</span><span class="p">,</span>       <span class="o">-&gt;</span> <span class="nx">$1</span><span class="p">.</span><span class="nx">addElse</span> <span class="k">new</span> <span class="nx">If</span> <span class="nx">$4</span><span class="p">,</span> <span class="nx">$5</span>
-    <span class="nx">o</span> <span class="s1">&#39;IfBlock ELSE Block&#39;</span><span class="p">,</span>                     <span class="o">-&gt;</span> <span class="nx">$1</span><span class="p">.</span><span class="nx">addElse</span> <span class="nx">$3</span>
+    <span class="nx">o</span> <span class="s1">&#39;IF Expression Block&#39;</span><span class="p">,</span>                    <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">If</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">$3</span><span class="p">,</span> <span class="nx">type</span><span class="o">:</span> <span class="nx">$1</span>
+    <span class="nx">o</span> <span class="s1">&#39;IfBlock ELSE IF Expression Block&#39;</span><span class="p">,</span>       <span class="o">-&gt;</span> <span class="nx">$1</span><span class="p">.</span><span class="nx">addElse</span> <span class="k">new</span> <span class="nx">If</span> <span class="nx">$4</span><span class="p">,</span> <span class="nx">$5</span><span class="p">,</span> <span class="nx">type</span><span class="o">:</span> <span class="nx">$3</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-59">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-59">&#182;</a>               </div>               <p>The full complement of <em>if</em> expressions, including postfix one-liner
 <em>if</em> and <em>unless</em>.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">If</span><span class="o">:</span> <span class="p">[</span>
     <span class="nx">o</span> <span class="s1">&#39;IfBlock&#39;</span>
-    <span class="nx">o</span> <span class="s1">&#39;Statement  POST_IF Expression&#39;</span><span class="p">,</span>          <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">If</span> <span class="nx">$3</span><span class="p">,</span> <span class="nx">Expressions</span><span class="p">.</span><span class="nx">wrap</span><span class="p">([</span><span class="nx">$1</span><span class="p">]),</span> <span class="nx">statement</span><span class="o">:</span> <span class="kc">true</span>
-    <span class="nx">o</span> <span class="s1">&#39;Expression POST_IF Expression&#39;</span><span class="p">,</span>          <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">If</span> <span class="nx">$3</span><span class="p">,</span> <span class="nx">Expressions</span><span class="p">.</span><span class="nx">wrap</span><span class="p">([</span><span class="nx">$1</span><span class="p">]),</span> <span class="nx">statement</span><span class="o">:</span> <span class="kc">true</span>
-    <span class="nx">o</span> <span class="s1">&#39;Statement  POST_UNLESS Expression&#39;</span><span class="p">,</span>      <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">If</span> <span class="nx">$3</span><span class="p">,</span> <span class="nx">Expressions</span><span class="p">.</span><span class="nx">wrap</span><span class="p">([</span><span class="nx">$1</span><span class="p">]),</span> <span class="nx">statement</span><span class="o">:</span> <span class="kc">true</span><span class="p">,</span> <span class="nx">invert</span><span class="o">:</span> <span class="kc">true</span>
-    <span class="nx">o</span> <span class="s1">&#39;Expression POST_UNLESS Expression&#39;</span><span class="p">,</span>      <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">If</span> <span class="nx">$3</span><span class="p">,</span> <span class="nx">Expressions</span><span class="p">.</span><span class="nx">wrap</span><span class="p">([</span><span class="nx">$1</span><span class="p">]),</span> <span class="nx">statement</span><span class="o">:</span> <span class="kc">true</span><span class="p">,</span> <span class="nx">invert</span><span class="o">:</span> <span class="kc">true</span>
+    <span class="nx">o</span> <span class="s1">&#39;IfBlock ELSE Block&#39;</span><span class="p">,</span>                     <span class="o">-&gt;</span> <span class="nx">$1</span><span class="p">.</span><span class="nx">addElse</span> <span class="nx">$3</span>
+    <span class="nx">o</span> <span class="s1">&#39;Statement  POST_IF Expression&#39;</span><span class="p">,</span>          <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">If</span> <span class="nx">$3</span><span class="p">,</span> <span class="nx">Block</span><span class="p">.</span><span class="nx">wrap</span><span class="p">([</span><span class="nx">$1</span><span class="p">]),</span> <span class="nx">type</span><span class="o">:</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">statement</span><span class="o">:</span> <span class="kc">true</span>
+    <span class="nx">o</span> <span class="s1">&#39;Expression POST_IF Expression&#39;</span><span class="p">,</span>          <span class="o">-&gt;</span> <span class="k">new</span> <span class="nx">If</span> <span class="nx">$3</span><span class="p">,</span> <span class="nx">Block</span><span class="p">.</span><span class="nx">wrap</span><span class="p">([</span><span class="nx">$1</span><span class="p">]),</span> <span class="nx">type</span><span class="o">:</span> <span class="nx">$2</span><span class="p">,</span> <span class="nx">statement</span><span class="o">:</span> <span class="kc">true</span>
   <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-60">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-60">&#182;</a>               </div>               <p>Arithmetic and logical operators, working on one or more operands.
 Here they are grouped by order of precedence. The actual precedence rules
 are defined at the bottom of the page. It would be shorter if we could
@@ -382,13 +382,13 @@ down. Following these rules is what makes <code>2 + 3 * 4</code> parse as:</p>
   <span class="p">[</span><span class="s1">&#39;nonassoc&#39;</span><span class="p">,</span>  <span class="s1">&#39;INDENT&#39;</span><span class="p">,</span> <span class="s1">&#39;OUTDENT&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;right&#39;</span><span class="p">,</span>     <span class="s1">&#39;=&#39;</span><span class="p">,</span> <span class="s1">&#39;:&#39;</span><span class="p">,</span> <span class="s1">&#39;COMPOUND_ASSIGN&#39;</span><span class="p">,</span> <span class="s1">&#39;RETURN&#39;</span><span class="p">,</span> <span class="s1">&#39;THROW&#39;</span><span class="p">,</span> <span class="s1">&#39;EXTENDS&#39;</span><span class="p">]</span>
   <span class="p">[</span><span class="s1">&#39;right&#39;</span><span class="p">,</span>     <span class="s1">&#39;FORIN&#39;</span><span class="p">,</span> <span class="s1">&#39;FOROF&#39;</span><span class="p">,</span> <span class="s1">&#39;BY&#39;</span><span class="p">,</span> <span class="s1">&#39;WHEN&#39;</span><span class="p">]</span>
-  <span class="p">[</span><span class="s1">&#39;right&#39;</span><span class="p">,</span>     <span class="s1">&#39;IF&#39;</span><span class="p">,</span> <span class="s1">&#39;UNLESS&#39;</span><span class="p">,</span> <span class="s1">&#39;ELSE&#39;</span><span class="p">,</span> <span class="s1">&#39;FOR&#39;</span><span class="p">,</span> <span class="s1">&#39;WHILE&#39;</span><span class="p">,</span> <span class="s1">&#39;UNTIL&#39;</span><span class="p">,</span> <span class="s1">&#39;LOOP&#39;</span><span class="p">,</span> <span class="s1">&#39;SUPER&#39;</span><span class="p">,</span> <span class="s1">&#39;CLASS&#39;</span><span class="p">]</span>
-  <span class="p">[</span><span class="s1">&#39;right&#39;</span><span class="p">,</span>     <span class="s1">&#39;POST_IF&#39;</span><span class="p">,</span> <span class="s1">&#39;POST_UNLESS&#39;</span><span class="p">]</span>
+  <span class="p">[</span><span class="s1">&#39;right&#39;</span><span class="p">,</span>     <span class="s1">&#39;IF&#39;</span><span class="p">,</span> <span class="s1">&#39;ELSE&#39;</span><span class="p">,</span> <span class="s1">&#39;FOR&#39;</span><span class="p">,</span> <span class="s1">&#39;DO&#39;</span><span class="p">,</span> <span class="s1">&#39;WHILE&#39;</span><span class="p">,</span> <span class="s1">&#39;UNTIL&#39;</span><span class="p">,</span> <span class="s1">&#39;LOOP&#39;</span><span class="p">,</span> <span class="s1">&#39;SUPER&#39;</span><span class="p">,</span> <span class="s1">&#39;CLASS&#39;</span><span class="p">]</span>
+  <span class="p">[</span><span class="s1">&#39;right&#39;</span><span class="p">,</span>     <span class="s1">&#39;POST_IF&#39;</span><span class="p">]</span>
 <span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-64">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-64">&#182;</a>               </div>               <h2>Wrapping Up</h2>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-65">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-65">&#182;</a>               </div>               <p>Finally, now what we have our <strong>grammar</strong> and our <strong>operators</strong>, we can create
 our <strong>Jison.Parser</strong>. We do this by processing all of our rules, recording all
 terminals (every symbol which does not appear as the name of a rule above)
 as "tokens".</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">tokens = </span><span class="p">[]</span>
-<span class="k">for</span> <span class="nx">all</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">alternatives</span> <span class="k">of</span> <span class="nx">grammar</span>
+<span class="k">for</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">alternatives</span> <span class="k">of</span> <span class="nx">grammar</span>
   <span class="nx">grammar</span><span class="p">[</span><span class="nx">name</span><span class="p">]</span> <span class="o">=</span> <span class="k">for</span> <span class="nx">alt</span> <span class="k">in</span> <span class="nx">alternatives</span>
     <span class="k">for</span> <span class="nx">token</span> <span class="k">in</span> <span class="nx">alt</span><span class="p">[</span><span class="mi">0</span><span class="p">].</span><span class="nx">split</span> <span class="s1">&#39; &#39;</span>
       <span class="nx">tokens</span><span class="p">.</span><span class="nx">push</span> <span class="nx">token</span> <span class="nx">unless</span> <span class="nx">grammar</span><span class="p">[</span><span class="nx">token</span><span class="p">]</span>

documentation/docs/helpers.html

@@ -4,14 +4,15 @@ arrays, count characters, that sort of thing.</p>             </td>
   <span class="nx">literal</span> <span class="o">is</span> <span class="nx">string</span><span class="p">.</span><span class="nx">substr</span> <span class="nx">start</span><span class="p">,</span> <span class="nx">literal</span><span class="p">.</span><span class="nx">length</span></pre></div>             </td>           </tr>                               <tr id="section-3">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-3">&#182;</a>               </div>               <p>Peek at the end of a given string to see if it matches a sequence.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.ends = </span><span class="p">(</span><span class="nx">string</span><span class="p">,</span> <span class="nx">literal</span><span class="p">,</span> <span class="nx">back</span><span class="p">)</span> <span class="o">-&gt;</span>
   <span class="nv">len = </span><span class="nx">literal</span><span class="p">.</span><span class="nx">length</span>
   <span class="nx">literal</span> <span class="o">is</span> <span class="nx">string</span><span class="p">.</span><span class="nx">substr</span> <span class="nx">string</span><span class="p">.</span><span class="nx">length</span> <span class="o">-</span> <span class="nx">len</span> <span class="o">-</span> <span class="p">(</span><span class="nx">back</span> <span class="o">or</span> <span class="mi">0</span><span class="p">),</span> <span class="nx">len</span></pre></div>             </td>           </tr>                               <tr id="section-4">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-4">&#182;</a>               </div>               <p>Trim out all falsy values from an array.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.compact = </span><span class="p">(</span><span class="nx">array</span><span class="p">)</span> <span class="o">-&gt;</span>
-  <span class="nx">item</span> <span class="k">for</span> <span class="nx">item</span> <span class="k">in</span> <span class="nx">array</span> <span class="k">when</span> <span class="nx">item</span></pre></div>             </td>           </tr>                               <tr id="section-5">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-5">&#182;</a>               </div>               <p>Count the number of occurrences of a character in a string.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.count = </span><span class="p">(</span><span class="nx">string</span><span class="p">,</span> <span class="nx">letter</span><span class="p">)</span> <span class="o">-&gt;</span>
+  <span class="nx">item</span> <span class="k">for</span> <span class="nx">item</span> <span class="k">in</span> <span class="nx">array</span> <span class="k">when</span> <span class="nx">item</span></pre></div>             </td>           </tr>                               <tr id="section-5">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-5">&#182;</a>               </div>               <p>Count the number of occurrences of a string in a string.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.count = </span><span class="p">(</span><span class="nx">string</span><span class="p">,</span> <span class="nx">substr</span><span class="p">)</span> <span class="o">-&gt;</span>
   <span class="nv">num = pos = </span><span class="mi">0</span>
-  <span class="nx">num</span><span class="o">++</span> <span class="k">while</span> <span class="nv">pos = </span><span class="mi">1</span> <span class="o">+</span> <span class="nx">string</span><span class="p">.</span><span class="nx">indexOf</span> <span class="nx">letter</span><span class="p">,</span> <span class="nx">pos</span>
+  <span class="k">return</span> <span class="mi">1</span><span class="o">/</span><span class="mi">0</span> <span class="nx">unless</span> <span class="nx">substr</span><span class="p">.</span><span class="nx">length</span>
+  <span class="nx">num</span><span class="o">++</span> <span class="k">while</span> <span class="nv">pos = </span><span class="mi">1</span> <span class="o">+</span> <span class="nx">string</span><span class="p">.</span><span class="nx">indexOf</span> <span class="nx">substr</span><span class="p">,</span> <span class="nx">pos</span>
   <span class="nx">num</span></pre></div>             </td>           </tr>                               <tr id="section-6">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-6">&#182;</a>               </div>               <p>Merge objects, returning a fresh copy with attributes from both sides.
 Used every time <code>Base#compile</code> is called, to allow properties in the
 options hash to propagate down the tree without polluting other branches.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.merge = </span><span class="p">(</span><span class="nx">options</span><span class="p">,</span> <span class="nx">overrides</span><span class="p">)</span> <span class="o">-&gt;</span>
   <span class="nx">extend</span> <span class="p">(</span><span class="nx">extend</span> <span class="p">{},</span> <span class="nx">options</span><span class="p">),</span> <span class="nx">overrides</span></pre></div>             </td>           </tr>                               <tr id="section-7">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-7">&#182;</a>               </div>               <p>Extend a source object with the properties of another object (shallow copy).</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">extend = exports.extend = </span><span class="p">(</span><span class="nx">object</span><span class="p">,</span> <span class="nx">properties</span><span class="p">)</span> <span class="o">-&gt;</span>
-  <span class="k">for</span> <span class="nx">all</span> <span class="nx">key</span><span class="p">,</span> <span class="nx">val</span> <span class="k">of</span> <span class="nx">properties</span>
+  <span class="k">for</span> <span class="nx">key</span><span class="p">,</span> <span class="nx">val</span> <span class="k">of</span> <span class="nx">properties</span>
     <span class="nx">object</span><span class="p">[</span><span class="nx">key</span><span class="p">]</span> <span class="o">=</span> <span class="nx">val</span>
   <span class="nx">object</span></pre></div>             </td>           </tr>                               <tr id="section-8">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-8">&#182;</a>               </div>               <p>Return a flattened version of an array.
 Handy for getting a list of <code>children</code> from the nodes.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">exports.flatten = flatten = </span><span class="p">(</span><span class="nx">array</span><span class="p">)</span> <span class="o">-&gt;</span>

documentation/docs/optparse.html

@@ -14,12 +14,17 @@ option) list, and all subsequent arguments are left unparsed.</p>             </
 <p>Along with an an optional banner for the usage help.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">constructor</span><span class="o">:</span> <span class="p">(</span><span class="nx">rules</span><span class="p">,</span> <span class="nx">@banner</span><span class="p">)</span> <span class="o">-&gt;</span>
     <span class="vi">@rules = </span><span class="nx">buildRules</span> <span class="nx">rules</span></pre></div>             </td>           </tr>                               <tr id="section-3">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-3">&#182;</a>               </div>               <p>Parse the list of arguments, populating an <code>options</code> object with all of the
 specified options, and returning it. <code>options.arguments</code> will be an array
-containing the remaining non-option arguments. This is a simpler API than
-many option parsers that allow you to attach callback actions for every
-flag. Instead, you're responsible for interpreting the options object.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">parse</span><span class="o">:</span> <span class="p">(</span><span class="nx">args</span><span class="p">)</span> <span class="o">-&gt;</span>
-    <span class="nv">options = </span><span class="nx">arguments</span><span class="o">:</span> <span class="p">[]</span>
+containing the remaining non-option arguments. <code>options.literals</code> will be
+an array of options that are meant to be passed through directly to the
+executing script. This is a simpler API than many option parsers that allow
+you to attach callback actions for every flag. Instead, you're responsible
+for interpreting the options object.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">parse</span><span class="o">:</span> <span class="p">(</span><span class="nx">args</span><span class="p">)</span> <span class="o">-&gt;</span>
+    <span class="nv">options = </span><span class="nx">arguments</span><span class="o">:</span> <span class="p">[],</span> <span class="nx">literals</span><span class="o">:</span> <span class="p">[]</span>
     <span class="nv">args    = </span><span class="nx">normalizeArguments</span> <span class="nx">args</span>
     <span class="k">for</span> <span class="nx">arg</span><span class="p">,</span> <span class="nx">i</span> <span class="k">in</span> <span class="nx">args</span>
+      <span class="k">if</span> <span class="nx">arg</span> <span class="o">is</span> <span class="s1">&#39;--&#39;</span>
+        <span class="nv">options.literals = </span><span class="nx">args</span><span class="p">[(</span><span class="nx">i</span> <span class="o">+</span> <span class="mi">1</span><span class="p">)..]</span>
+        <span class="k">break</span>
       <span class="nv">isOption = </span><span class="o">!!</span><span class="p">(</span><span class="nx">arg</span><span class="p">.</span><span class="nx">match</span><span class="p">(</span><span class="nx">LONG_FLAG</span><span class="p">)</span> <span class="o">or</span> <span class="nx">arg</span><span class="p">.</span><span class="nx">match</span><span class="p">(</span><span class="nx">SHORT_FLAG</span><span class="p">))</span>
       <span class="nv">matchedRule = </span><span class="kc">no</span>
       <span class="k">for</span> <span class="nx">rule</span> <span class="k">in</span> <span class="nx">@rules</span>
@@ -34,7 +39,7 @@ flag. Instead, you're responsible for interpreting the options object.</p>
         <span class="k">break</span>
     <span class="nx">options</span></pre></div>             </td>           </tr>                               <tr id="section-4">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-4">&#182;</a>               </div>               <p>Return the help text for this <strong>OptionParser</strong>, listing and describing all
 of the valid options, for <code>--help</code> and such.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">help</span><span class="o">:</span> <span class="o">-&gt;</span>
-    <span class="nv">lines = </span><span class="p">[</span><span class="s1">&#39;Available options:&#39;</span><span class="p">]</span>
+    <span class="nv">lines = </span><span class="p">[]</span>
     <span class="nx">lines</span><span class="p">.</span><span class="nx">unshift</span> <span class="s2">&quot;#{@banner}\n&quot;</span> <span class="k">if</span> <span class="nx">@banner</span>
     <span class="k">for</span> <span class="nx">rule</span> <span class="k">in</span> <span class="nx">@rules</span>
       <span class="nv">spaces  = </span><span class="mi">15</span> <span class="o">-</span> <span class="nx">rule</span><span class="p">.</span><span class="nx">longFlag</span><span class="p">.</span><span class="nx">length</span>

documentation/docs/repl.html

@@ -4,19 +4,60 @@ Using it looks like this:</p>
 
 <pre><code>coffee&gt; console.log "#{num} bottles of beer" for num in [99..1]
 </code></pre>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-2">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-2">&#182;</a>               </div>               <p>Require the <strong>coffee-script</strong> module to get access to the compiler.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">CoffeeScript = </span><span class="nx">require</span> <span class="s1">&#39;./coffee-script&#39;</span>
-<span class="nv">helpers      = </span><span class="nx">require</span> <span class="s1">&#39;./helpers&#39;</span>
-<span class="nv">readline     = </span><span class="nx">require</span> <span class="s1">&#39;readline&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-3">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-3">&#182;</a>               </div>               <p>Start by opening up <strong>stdio</strong>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">stdio = </span><span class="nx">process</span><span class="p">.</span><span class="nx">openStdin</span><span class="p">()</span></pre></div>             </td>           </tr>                               <tr id="section-4">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-4">&#182;</a>               </div>               <p>Quick alias for quitting the REPL.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nx">helpers</span><span class="p">.</span><span class="nx">extend</span> <span class="nx">global</span><span class="p">,</span> <span class="nx">quit</span><span class="o">:</span> <span class="o">-&gt;</span> <span class="nx">process</span><span class="p">.</span><span class="nx">exit</span><span class="p">(</span><span class="mi">0</span><span class="p">)</span></pre></div>             </td>           </tr>                               <tr id="section-5">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-5">&#182;</a>               </div>               <p>The main REPL function. <strong>run</strong> is called every time a line of code is entered.
+<span class="nv">readline     = </span><span class="nx">require</span> <span class="s1">&#39;readline&#39;</span>
+<span class="p">{</span><span class="nx">inspect</span><span class="p">}</span>    <span class="o">=</span> <span class="nx">require</span> <span class="s1">&#39;util&#39;</span>
+<span class="p">{</span><span class="nx">Script</span><span class="p">}</span>     <span class="o">=</span> <span class="nx">require</span> <span class="s1">&#39;vm&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-3">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-3">&#182;</a>               </div>               <p>REPL Setup</p>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-4">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-4">&#182;</a>               </div>               <p>Config</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">enableColours = </span><span class="kc">no</span>
+<span class="nx">unless</span> <span class="nx">process</span><span class="p">.</span><span class="nx">platform</span> <span class="o">is</span> <span class="s1">&#39;win32&#39;</span>
+  <span class="nv">enableColours = </span><span class="o">not</span> <span class="nx">process</span><span class="p">.</span><span class="nx">env</span><span class="p">.</span><span class="nx">NODE_DISABLE_COLORS</span></pre></div>             </td>           </tr>                               <tr id="section-5">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-5">&#182;</a>               </div>               <p>Start by opening up <code>stdin</code> and <code>stdout</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">stdin = </span><span class="nx">process</span><span class="p">.</span><span class="nx">openStdin</span><span class="p">()</span>
+<span class="nv">stdout = </span><span class="nx">process</span><span class="p">.</span><span class="nx">stdout</span></pre></div>             </td>           </tr>                               <tr id="section-6">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-6">&#182;</a>               </div>               <p>Log an error.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">error = </span><span class="p">(</span><span class="nx">err</span><span class="p">)</span> <span class="o">-&gt;</span>
+  <span class="nx">stdout</span><span class="p">.</span><span class="nx">write</span> <span class="p">(</span><span class="nx">err</span><span class="p">.</span><span class="nx">stack</span> <span class="o">or</span> <span class="nx">err</span><span class="p">.</span><span class="nx">toString</span><span class="p">())</span> <span class="o">+</span> <span class="s1">&#39;\n\n&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-7">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-7">&#182;</a>               </div>               <p>The current backlog of multi-line code.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">backlog = </span><span class="s1">&#39;&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-8">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-8">&#182;</a>               </div>               <p>The main REPL function. <strong>run</strong> is called every time a line of code is entered.
 Attempt to evaluate the command. If there's an exception, print it out instead
-of exiting.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">run = </span><span class="p">(</span><span class="nx">buffer</span><span class="p">)</span> <span class="o">-&gt;</span>
-  <span class="k">try</span>
-    <span class="nv">val = </span><span class="nx">CoffeeScript</span><span class="p">.</span><span class="nb">eval</span> <span class="nx">buffer</span><span class="p">.</span><span class="nx">toString</span><span class="p">(),</span> <span class="nx">bare</span><span class="o">:</span> <span class="kc">on</span><span class="p">,</span> <span class="nx">globals</span><span class="o">:</span> <span class="kc">on</span><span class="p">,</span> <span class="nx">fileName</span><span class="o">:</span> <span class="s1">&#39;repl&#39;</span>
-    <span class="nx">console</span><span class="p">.</span><span class="nx">log</span> <span class="nx">val</span> <span class="k">if</span> <span class="nx">val</span> <span class="o">isnt</span> <span class="kc">undefined</span>
-  <span class="k">catch</span> <span class="nx">err</span>
-    <span class="nx">console</span><span class="p">.</span><span class="nx">error</span> <span class="nx">err</span><span class="p">.</span><span class="nx">stack</span> <span class="o">or</span> <span class="nx">err</span><span class="p">.</span><span class="nx">toString</span><span class="p">()</span>
-  <span class="nx">repl</span><span class="p">.</span><span class="nx">prompt</span><span class="p">()</span></pre></div>             </td>           </tr>                               <tr id="section-6">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-6">&#182;</a>               </div>               <p>Create the REPL by listening to <strong>stdin</strong>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">repl = </span><span class="nx">readline</span><span class="p">.</span><span class="nx">createInterface</span> <span class="nx">stdio</span>
+of exiting.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">run = </span><span class="nx">do</span> <span class="o">-&gt;</span>
+  <span class="nv">sandbox =</span>
+    <span class="nx">require</span><span class="o">:</span> <span class="nx">require</span>
+    <span class="nx">module</span> <span class="o">:</span> <span class="p">{</span> <span class="nx">exports</span><span class="o">:</span> <span class="p">{}</span> <span class="p">}</span>
+  <span class="nx">sandbox</span><span class="p">[</span><span class="nx">g</span><span class="p">]</span> <span class="o">=</span> <span class="nx">global</span><span class="p">[</span><span class="nx">g</span><span class="p">]</span> <span class="k">for</span> <span class="nx">g</span> <span class="k">of</span> <span class="nx">global</span>
+  <span class="nv">sandbox.global = </span><span class="nx">sandbox</span>
+  <span class="nv">sandbox.global.global = sandbox.global.root = sandbox.global.GLOBAL = </span><span class="nx">sandbox</span>
+  <span class="p">(</span><span class="nx">buffer</span><span class="p">)</span> <span class="o">-&gt;</span>
+    <span class="nv">code = </span><span class="nx">backlog</span> <span class="o">+=</span> <span class="s1">&#39;\n&#39;</span> <span class="o">+</span> <span class="nx">buffer</span><span class="p">.</span><span class="nx">toString</span><span class="p">()</span>
+    <span class="k">if</span> <span class="nx">code</span><span class="p">[</span><span class="nx">code</span><span class="p">.</span><span class="nx">length</span> <span class="o">-</span> <span class="mi">1</span><span class="p">]</span> <span class="o">is</span> <span class="s1">&#39;\\&#39;</span>
+      <span class="k">return</span> <span class="nv">backlog = </span><span class="nx">backlog</span><span class="p">[</span><span class="mi">0</span><span class="p">...</span><span class="nx">backlog</span><span class="p">.</span><span class="nx">length</span> <span class="o">-</span> <span class="mi">1</span><span class="p">]</span>
+    <span class="nv">backlog = </span><span class="s1">&#39;&#39;</span>
+    <span class="k">try</span>
+      <span class="nv">val = </span><span class="nx">CoffeeScript</span><span class="p">.</span><span class="nb">eval</span> <span class="nx">code</span><span class="p">,</span> <span class="p">{</span>
+        <span class="nx">sandbox</span><span class="p">,</span>
+        <span class="nx">bare</span><span class="o">:</span> <span class="kc">on</span><span class="p">,</span>
+        <span class="nx">filename</span><span class="o">:</span> <span class="s1">&#39;repl&#39;</span>
+      <span class="p">}</span>
+      <span class="nx">unless</span> <span class="nx">val</span> <span class="o">is</span> <span class="kc">undefined</span>
+        <span class="nx">process</span><span class="p">.</span><span class="nx">stdout</span><span class="p">.</span><span class="nx">write</span> <span class="nx">inspect</span><span class="p">(</span><span class="nx">val</span><span class="p">,</span> <span class="kc">no</span><span class="p">,</span> <span class="mi">2</span><span class="p">,</span> <span class="nx">enableColours</span><span class="p">)</span> <span class="o">+</span> <span class="s1">&#39;\n&#39;</span>
+    <span class="k">catch</span> <span class="nx">err</span>
+      <span class="nx">error</span> <span class="nx">err</span>
+    <span class="nx">repl</span><span class="p">.</span><span class="nx">prompt</span><span class="p">()</span></pre></div>             </td>           </tr>                               <tr id="section-9">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-9">&#182;</a>               </div>               <h1>Autocompletion</h1>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-10">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-10">&#182;</a>               </div>               <p>Regexes to match complete-able bits of text.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">ACCESSOR  = </span><span class="sr">/\s*([\w\.]+)(?:\.(\w*))$/</span>
+<span class="nv">SIMPLEVAR = </span><span class="sr">/\s*(\w*)$/i</span></pre></div>             </td>           </tr>                               <tr id="section-11">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-11">&#182;</a>               </div>               <p>Returns a list of completions, and the completed text.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">autocomplete = </span><span class="p">(</span><span class="nx">text</span><span class="p">)</span> <span class="o">-&gt;</span>
+  <span class="nx">completeAttribute</span><span class="p">(</span><span class="nx">text</span><span class="p">)</span> <span class="o">or</span> <span class="nx">completeVariable</span><span class="p">(</span><span class="nx">text</span><span class="p">)</span> <span class="o">or</span> <span class="p">[[],</span> <span class="nx">text</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-12">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-12">&#182;</a>               </div>               <p>Attempt to autocomplete a chained dotted attribute: <code>one.two.three</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">completeAttribute = </span><span class="p">(</span><span class="nx">text</span><span class="p">)</span> <span class="o">-&gt;</span>
+  <span class="k">if</span> <span class="nv">match = </span><span class="nx">text</span><span class="p">.</span><span class="nx">match</span> <span class="nx">ACCESSOR</span>
+    <span class="p">[</span><span class="nx">all</span><span class="p">,</span> <span class="nx">obj</span><span class="p">,</span> <span class="nx">prefix</span><span class="p">]</span> <span class="o">=</span> <span class="nx">match</span>
+    <span class="k">try</span>
+      <span class="nv">val = </span><span class="nx">Script</span><span class="p">.</span><span class="nx">runInThisContext</span> <span class="nx">obj</span>
+    <span class="k">catch</span> <span class="nx">error</span>
+      <span class="k">return</span> <span class="p">[[],</span> <span class="nx">text</span><span class="p">]</span>
+    <span class="nv">completions = </span><span class="nx">getCompletions</span> <span class="nx">prefix</span><span class="p">,</span> <span class="nx">getPropertyNames</span> <span class="nx">val</span>
+    <span class="p">[</span><span class="nx">completions</span><span class="p">,</span> <span class="nx">prefix</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-13">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-13">&#182;</a>               </div>               <p>Attempt to autocomplete an in-scope free variable: <code>one</code>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">completeVariable = </span><span class="p">(</span><span class="nx">text</span><span class="p">)</span> <span class="o">-&gt;</span>
+  <span class="k">if</span> <span class="nv">free = </span><span class="nx">text</span><span class="p">.</span><span class="nx">match</span><span class="p">(</span><span class="nx">SIMPLEVAR</span><span class="p">)</span><span class="o">?</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span>
+    <span class="nv">scope = </span><span class="nx">Script</span><span class="p">.</span><span class="nx">runInThisContext</span> <span class="s1">&#39;this&#39;</span>
+    <span class="nv">completions = </span><span class="nx">getCompletions</span> <span class="nx">free</span><span class="p">,</span> <span class="nx">CoffeeScript</span><span class="p">.</span><span class="nx">RESERVED</span><span class="p">.</span><span class="nx">concat</span><span class="p">(</span><span class="nx">getPropertyNames</span> <span class="nx">scope</span><span class="p">)</span>
+    <span class="p">[</span><span class="nx">completions</span><span class="p">,</span> <span class="nx">free</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-14">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-14">&#182;</a>               </div>               <p>Return elements of candidates for which <code>prefix</code> is a prefix.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">getCompletions = </span><span class="p">(</span><span class="nx">prefix</span><span class="p">,</span> <span class="nx">candidates</span><span class="p">)</span> <span class="o">-&gt;</span>
+  <span class="p">(</span><span class="nx">el</span> <span class="k">for</span> <span class="nx">el</span> <span class="k">in</span> <span class="nx">candidates</span> <span class="k">when</span> <span class="nx">el</span><span class="p">.</span><span class="nx">indexOf</span><span class="p">(</span><span class="nx">prefix</span><span class="p">)</span> <span class="o">is</span> <span class="mi">0</span><span class="p">)</span></pre></div>             </td>           </tr>                               <tr id="section-15">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-15">&#182;</a>               </div>               <p>Return all "own" properties of an object.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">getPropertyNames = </span><span class="p">(</span><span class="nx">obj</span><span class="p">)</span> <span class="o">-&gt;</span>
+  <span class="p">(</span><span class="nx">name</span> <span class="k">for</span> <span class="nx">own</span> <span class="nx">name</span> <span class="k">of</span> <span class="nx">obj</span><span class="p">)</span></pre></div>             </td>           </tr>                               <tr id="section-16">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-16">&#182;</a>               </div>               <p>Make sure that uncaught exceptions don't kill the REPL.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nx">process</span><span class="p">.</span><span class="kc">on</span> <span class="s1">&#39;uncaughtException&#39;</span><span class="p">,</span> <span class="nx">error</span></pre></div>             </td>           </tr>                               <tr id="section-17">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-17">&#182;</a>               </div>               <p>Create the REPL by listening to <strong>stdin</strong>.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="k">if</span> <span class="nx">readline</span><span class="p">.</span><span class="nx">createInterface</span><span class="p">.</span><span class="nx">length</span> <span class="o">&lt;</span> <span class="mi">3</span>
+  <span class="nv">repl = </span><span class="nx">readline</span><span class="p">.</span><span class="nx">createInterface</span> <span class="nx">stdin</span><span class="p">,</span> <span class="nx">autocomplete</span>
+  <span class="nx">stdin</span><span class="p">.</span><span class="kc">on</span> <span class="s1">&#39;data&#39;</span><span class="p">,</span> <span class="p">(</span><span class="nx">buffer</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">repl</span><span class="p">.</span><span class="nx">write</span> <span class="nx">buffer</span>
+<span class="k">else</span>
+  <span class="nv">repl = </span><span class="nx">readline</span><span class="p">.</span><span class="nx">createInterface</span> <span class="nx">stdin</span><span class="p">,</span> <span class="nx">stdout</span><span class="p">,</span> <span class="nx">autocomplete</span>
+
 <span class="nx">repl</span><span class="p">.</span><span class="nx">setPrompt</span> <span class="s1">&#39;coffee&gt; &#39;</span>
-<span class="nx">stdio</span><span class="p">.</span><span class="kc">on</span> <span class="s1">&#39;data&#39;</span><span class="p">,</span>   <span class="p">(</span><span class="nx">buffer</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">repl</span><span class="p">.</span><span class="nx">write</span> <span class="nx">buffer</span>
-<span class="nx">repl</span><span class="p">.</span><span class="kc">on</span>  <span class="s1">&#39;close&#39;</span><span class="p">,</span>  <span class="o">-&gt;</span> <span class="nx">stdio</span><span class="p">.</span><span class="nx">destroy</span><span class="p">()</span>
+<span class="nx">repl</span><span class="p">.</span><span class="kc">on</span>  <span class="s1">&#39;close&#39;</span><span class="p">,</span>  <span class="o">-&gt;</span> <span class="nx">stdin</span><span class="p">.</span><span class="nx">destroy</span><span class="p">()</span>
 <span class="nx">repl</span><span class="p">.</span><span class="kc">on</span>  <span class="s1">&#39;line&#39;</span><span class="p">,</span>   <span class="nx">run</span>
 <span class="nx">repl</span><span class="p">.</span><span class="nx">prompt</span><span class="p">()</span>
 

documentation/docs/rewriter.html

@@ -71,14 +71,17 @@ Insert the missing braces here, so that the parser doesn't have to.</p>
     <span class="nv">start       = </span><span class="kc">null</span>
     <span class="nv">startIndent = </span><span class="mi">0</span>
     <span class="nv">condition = </span><span class="p">(</span><span class="nx">token</span><span class="p">,</span> <span class="nx">i</span><span class="p">)</span> <span class="o">-&gt;</span>
-      <span class="p">{(</span><span class="nx">i</span><span class="o">+</span><span class="mi">1</span><span class="p">)</span><span class="o">:</span> <span class="nx">one</span><span class="p">,</span> <span class="p">(</span><span class="nx">i</span><span class="o">+</span><span class="mi">2</span><span class="p">)</span><span class="o">:</span> <span class="nx">two</span><span class="p">,</span> <span class="p">(</span><span class="nx">i</span><span class="o">+</span><span class="mi">3</span><span class="p">)</span><span class="o">:</span> <span class="nx">three</span><span class="p">}</span> <span class="o">=</span> <span class="nx">@tokens</span>
+      <span class="p">[</span><span class="nx">one</span><span class="p">,</span> <span class="nx">two</span><span class="p">,</span> <span class="nx">three</span><span class="p">]</span> <span class="o">=</span> <span class="nx">@tokens</span><span class="p">[</span><span class="nx">i</span> <span class="o">+</span> <span class="mi">1</span> <span class="p">..</span> <span class="nx">i</span> <span class="o">+</span> <span class="mi">3</span><span class="p">]</span>
       <span class="k">return</span> <span class="kc">false</span> <span class="k">if</span> <span class="s1">&#39;HERECOMMENT&#39;</span> <span class="o">is</span> <span class="nx">one</span><span class="o">?</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
       <span class="p">[</span><span class="nx">tag</span><span class="p">]</span> <span class="o">=</span> <span class="nx">token</span>
       <span class="p">(</span><span class="nx">tag</span> <span class="k">in</span> <span class="p">[</span><span class="s1">&#39;TERMINATOR&#39;</span><span class="p">,</span> <span class="s1">&#39;OUTDENT&#39;</span><span class="p">]</span> <span class="o">and</span>
         <span class="o">not</span> <span class="p">(</span><span class="nx">two</span><span class="o">?</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">is</span> <span class="s1">&#39;:&#39;</span> <span class="o">or</span> <span class="nx">one</span><span class="o">?</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">is</span> <span class="s1">&#39;@&#39;</span> <span class="o">and</span> <span class="nx">three</span><span class="o">?</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">is</span> <span class="s1">&#39;:&#39;</span><span class="p">))</span> <span class="o">or</span>
         <span class="p">(</span><span class="nx">tag</span> <span class="o">is</span> <span class="s1">&#39;,&#39;</span> <span class="o">and</span> <span class="nx">one</span> <span class="o">and</span>
-          <span class="nx">one</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">not</span> <span class="k">in</span> <span class="p">[</span><span class="s1">&#39;IDENTIFIER&#39;</span><span class="p">,</span> <span class="s1">&#39;NUMBER&#39;</span><span class="p">,</span> <span class="s1">&#39;STRING&#39;</span><span class="p">,</span> <span class="s1">&#39;@&#39;</span><span class="p">,</span> <span class="s1">&#39;TERMINATOR&#39;</span><span class="p">,</span> <span class="s1">&#39;OUTDENT&#39;</span><span class="p">,</span> <span class="s1">&#39;(&#39;</span><span class="p">])</span>
-    <span class="nv">action = </span><span class="p">(</span><span class="nx">token</span><span class="p">,</span> <span class="nx">i</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">@tokens</span><span class="p">.</span><span class="nx">splice</span> <span class="nx">i</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="p">[</span><span class="s1">&#39;}&#39;</span><span class="p">,</span> <span class="s1">&#39;}&#39;</span><span class="p">,</span> <span class="nx">token</span><span class="p">[</span><span class="mi">2</span><span class="p">]]</span>
+          <span class="nx">one</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">not</span> <span class="k">in</span> <span class="p">[</span><span class="s1">&#39;IDENTIFIER&#39;</span><span class="p">,</span> <span class="s1">&#39;NUMBER&#39;</span><span class="p">,</span> <span class="s1">&#39;STRING&#39;</span><span class="p">,</span> <span class="s1">&#39;@&#39;</span><span class="p">,</span> <span class="s1">&#39;TERMINATOR&#39;</span><span class="p">,</span> <span class="s1">&#39;OUTDENT&#39;</span><span class="p">])</span>
+    <span class="nv">action = </span><span class="p">(</span><span class="nx">token</span><span class="p">,</span> <span class="nx">i</span><span class="p">)</span> <span class="o">-&gt;</span>
+      <span class="nv">tok = </span><span class="p">[</span><span class="s1">&#39;}&#39;</span><span class="p">,</span> <span class="s1">&#39;}&#39;</span><span class="p">,</span> <span class="nx">token</span><span class="p">[</span><span class="mi">2</span><span class="p">]]</span>
+      <span class="nv">tok.generated = </span><span class="kc">yes</span>
+      <span class="nx">@tokens</span><span class="p">.</span><span class="nx">splice</span> <span class="nx">i</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="nx">tok</span>
     <span class="nx">@scanTokens</span> <span class="p">(</span><span class="nx">token</span><span class="p">,</span> <span class="nx">i</span><span class="p">,</span> <span class="nx">tokens</span><span class="p">)</span> <span class="o">-&gt;</span>
       <span class="k">if</span> <span class="p">(</span><span class="nv">tag = </span><span class="nx">token</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span> <span class="k">in</span> <span class="nx">EXPRESSION_START</span>
         <span class="nx">stack</span><span class="p">.</span><span class="nx">push</span> <span class="p">[(</span><span class="k">if</span> <span class="nx">tag</span> <span class="o">is</span> <span class="s1">&#39;INDENT&#39;</span> <span class="o">and</span> <span class="nx">@tag</span><span class="p">(</span><span class="nx">i</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span> <span class="o">is</span> <span class="s1">&#39;{&#39;</span> <span class="k">then</span> <span class="s1">&#39;{&#39;</span> <span class="k">else</span> <span class="nx">tag</span><span class="p">),</span> <span class="nx">i</span><span class="p">]</span>
@@ -87,17 +90,10 @@ Insert the missing braces here, so that the parser doesn't have to.</p>
         <span class="nv">start = </span><span class="nx">stack</span><span class="p">.</span><span class="nx">pop</span><span class="p">()</span>
         <span class="k">return</span> <span class="mi">1</span>
       <span class="k">return</span> <span class="mi">1</span> <span class="nx">unless</span> <span class="nx">tag</span> <span class="o">is</span> <span class="s1">&#39;:&#39;</span> <span class="o">and</span>
-        <span class="p">((</span><span class="nv">ago2 = </span><span class="nx">@tag</span> <span class="nx">i</span> <span class="o">-</span> <span class="mi">2</span><span class="p">)</span> <span class="o">is</span> <span class="s1">&#39;:&#39;</span> <span class="o">or</span>
-         <span class="p">(</span><span class="nv">ago1 = </span><span class="nx">@tag</span> <span class="nx">i</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span> <span class="o">is</span> <span class="s1">&#39;)&#39;</span> <span class="o">and</span> <span class="nx">@tag</span><span class="p">(</span><span class="nx">start</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span> <span class="o">is</span> <span class="s1">&#39;:&#39;</span> <span class="o">or</span>
-         <span class="nx">stack</span><span class="p">[</span><span class="nx">stack</span><span class="p">.</span><span class="nx">length</span> <span class="o">-</span> <span class="mi">1</span><span class="p">]</span><span class="o">?</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">isnt</span> <span class="s1">&#39;{&#39;</span><span class="p">)</span>
+        <span class="p">((</span><span class="nv">ago = </span><span class="nx">@tag</span> <span class="nx">i</span> <span class="o">-</span> <span class="mi">2</span><span class="p">)</span> <span class="o">is</span> <span class="s1">&#39;:&#39;</span> <span class="o">or</span> <span class="nx">stack</span><span class="p">[</span><span class="nx">stack</span><span class="p">.</span><span class="nx">length</span> <span class="o">-</span> <span class="mi">1</span><span class="p">]</span><span class="o">?</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">isnt</span> <span class="s1">&#39;{&#39;</span><span class="p">)</span>
       <span class="nx">stack</span><span class="p">.</span><span class="nx">push</span> <span class="p">[</span><span class="s1">&#39;{&#39;</span><span class="p">]</span>
-      <span class="nv">idx = </span><span class="k">if</span> <span class="nx">ago1</span> <span class="o">is</span> <span class="s1">&#39;)&#39;</span>
-        <span class="nx">start</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span>
-      <span class="k">else</span> <span class="k">if</span> <span class="nx">ago2</span> <span class="o">is</span> <span class="s1">&#39;@&#39;</span>
-        <span class="nx">i</span> <span class="o">-</span> <span class="mi">2</span>
-      <span class="k">else</span>
-        <span class="nx">i</span> <span class="o">-</span> <span class="mi">1</span>
-      <span class="nx">idx</span> <span class="o">-=</span> <span class="mi">2</span> <span class="k">if</span> <span class="nx">@tag</span><span class="p">(</span><span class="nx">idx</span> <span class="o">-</span> <span class="mi">2</span><span class="p">)</span> <span class="o">is</span> <span class="s1">&#39;HERECOMMENT&#39;</span>
+      <span class="nv">idx = </span> <span class="k">if</span> <span class="nx">ago</span> <span class="o">is</span> <span class="s1">&#39;@&#39;</span> <span class="k">then</span> <span class="nx">i</span> <span class="o">-</span> <span class="mi">2</span> <span class="k">else</span> <span class="nx">i</span> <span class="o">-</span> <span class="mi">1</span>
+      <span class="nx">idx</span> <span class="o">-=</span> <span class="mi">2</span> <span class="k">while</span> <span class="nx">@tag</span><span class="p">(</span><span class="nx">idx</span> <span class="o">-</span> <span class="mi">2</span><span class="p">)</span> <span class="o">is</span> <span class="s1">&#39;HERECOMMENT&#39;</span>
       <span class="nv">value = </span><span class="k">new</span> <span class="nb">String</span><span class="p">(</span><span class="s1">&#39;{&#39;</span><span class="p">)</span>
       <span class="nv">value.generated = </span><span class="kc">yes</span>
       <span class="nv">tok = </span><span class="p">[</span><span class="s1">&#39;{&#39;</span><span class="p">,</span> <span class="nx">value</span><span class="p">,</span> <span class="nx">token</span><span class="p">[</span><span class="mi">2</span><span class="p">]]</span>
@@ -113,22 +109,23 @@ deal with them.</p>             </td>             <td class="code">
       <span class="nx">@tokens</span><span class="p">.</span><span class="nx">splice</span> <span class="nx">idx</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="p">[</span><span class="s1">&#39;CALL_END&#39;</span><span class="p">,</span> <span class="s1">&#39;)&#39;</span><span class="p">,</span> <span class="nx">token</span><span class="p">[</span><span class="mi">2</span><span class="p">]]</span>
     <span class="nx">@scanTokens</span> <span class="p">(</span><span class="nx">token</span><span class="p">,</span> <span class="nx">i</span><span class="p">,</span> <span class="nx">tokens</span><span class="p">)</span> <span class="o">-&gt;</span>
       <span class="nv">tag     = </span><span class="nx">token</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
-      <span class="nv">noCall  = </span><span class="kc">yes</span> <span class="k">if</span> <span class="nx">tag</span> <span class="k">in</span> <span class="p">[</span><span class="s1">&#39;CLASS&#39;</span><span class="p">,</span> <span class="s1">&#39;IF&#39;</span><span class="p">,</span> <span class="s1">&#39;UNLESS&#39;</span><span class="p">]</span>
-      <span class="p">{(</span><span class="nx">i</span><span class="o">-</span><span class="mi">1</span><span class="p">)</span><span class="o">:</span> <span class="nx">prev</span><span class="p">,</span> <span class="p">(</span><span class="nx">i</span><span class="o">+</span><span class="mi">1</span><span class="p">)</span><span class="o">:</span> <span class="nx">next</span><span class="p">}</span> <span class="o">=</span> <span class="nx">tokens</span>
+      <span class="nv">noCall  = </span><span class="kc">yes</span> <span class="k">if</span> <span class="nx">tag</span> <span class="k">in</span> <span class="p">[</span><span class="s1">&#39;CLASS&#39;</span><span class="p">,</span> <span class="s1">&#39;IF&#39;</span><span class="p">]</span>
+      <span class="p">[</span><span class="nx">prev</span><span class="p">,</span> <span class="nx">current</span><span class="p">,</span> <span class="nx">next</span><span class="p">]</span> <span class="o">=</span> <span class="nx">tokens</span><span class="p">[</span><span class="nx">i</span> <span class="o">-</span> <span class="mi">1</span> <span class="p">..</span> <span class="nx">i</span> <span class="o">+</span> <span class="mi">1</span><span class="p">]</span>
       <span class="nv">callObject = </span><span class="o">not</span> <span class="nx">noCall</span> <span class="o">and</span> <span class="nx">tag</span> <span class="o">is</span> <span class="s1">&#39;INDENT&#39;</span> <span class="o">and</span>
                    <span class="nx">next</span> <span class="o">and</span> <span class="nx">next</span><span class="p">.</span><span class="nx">generated</span> <span class="o">and</span> <span class="nx">next</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">is</span> <span class="s1">&#39;{&#39;</span> <span class="o">and</span>
                    <span class="nx">prev</span> <span class="o">and</span> <span class="nx">prev</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">in</span> <span class="nx">IMPLICIT_FUNC</span>
       <span class="nv">seenSingle = </span><span class="kc">no</span>
-      <span class="nv">noCall     = </span><span class="kc">no</span>  <span class="k">if</span> <span class="nx">tag</span> <span class="k">in</span> <span class="nx">LINEBREAKS</span>
+      <span class="nv">noCall     = </span><span class="kc">no</span> <span class="k">if</span> <span class="nx">tag</span> <span class="k">in</span> <span class="nx">LINEBREAKS</span>
       <span class="nv">token.call = </span><span class="kc">yes</span> <span class="k">if</span> <span class="nx">prev</span> <span class="o">and</span> <span class="o">not</span> <span class="nx">prev</span><span class="p">.</span><span class="nx">spaced</span> <span class="o">and</span> <span class="nx">tag</span> <span class="o">is</span> <span class="s1">&#39;?&#39;</span>
+      <span class="k">return</span> <span class="mi">1</span> <span class="k">if</span> <span class="nx">token</span><span class="p">.</span><span class="nx">fromThen</span>
       <span class="k">return</span> <span class="mi">1</span> <span class="nx">unless</span> <span class="nx">callObject</span> <span class="o">or</span>
         <span class="nx">prev</span><span class="o">?</span><span class="p">.</span><span class="nx">spaced</span> <span class="o">and</span> <span class="p">(</span><span class="nx">prev</span><span class="p">.</span><span class="nx">call</span> <span class="o">or</span> <span class="nx">prev</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">in</span> <span class="nx">IMPLICIT_FUNC</span><span class="p">)</span> <span class="o">and</span>
         <span class="p">(</span><span class="nx">tag</span> <span class="k">in</span> <span class="nx">IMPLICIT_CALL</span> <span class="o">or</span> <span class="o">not</span> <span class="p">(</span><span class="nx">token</span><span class="p">.</span><span class="nx">spaced</span> <span class="o">or</span> <span class="nx">token</span><span class="p">.</span><span class="nx">newLine</span><span class="p">)</span> <span class="o">and</span> <span class="nx">tag</span> <span class="k">in</span> <span class="nx">IMPLICIT_UNSPACED_CALL</span><span class="p">)</span>
       <span class="nx">tokens</span><span class="p">.</span><span class="nx">splice</span> <span class="nx">i</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="p">[</span><span class="s1">&#39;CALL_START&#39;</span><span class="p">,</span> <span class="s1">&#39;(&#39;</span><span class="p">,</span> <span class="nx">token</span><span class="p">[</span><span class="mi">2</span><span class="p">]]</span>
-      <span class="nx">@detectEnd</span> <span class="nx">i</span> <span class="o">+</span> <span class="p">(</span><span class="k">if</span> <span class="nx">callObject</span> <span class="k">then</span> <span class="mi">2</span> <span class="k">else</span> <span class="mi">1</span><span class="p">),</span> <span class="p">(</span><span class="nx">token</span><span class="p">,</span> <span class="nx">i</span><span class="p">)</span> <span class="o">-&gt;</span>
-        <span class="k">return</span> <span class="kc">yes</span> <span class="k">if</span> <span class="o">not</span> <span class="nx">seenSingle</span> <span class="o">and</span> <span class="nx">token</span><span class="p">.</span><span class="nx">fromThen</span>
+      <span class="nx">@detectEnd</span> <span class="nx">i</span> <span class="o">+</span> <span class="mi">1</span><span class="p">,</span> <span class="p">(</span><span class="nx">token</span><span class="p">,</span> <span class="nx">i</span><span class="p">)</span> <span class="o">-&gt;</span>
         <span class="p">[</span><span class="nx">tag</span><span class="p">]</span> <span class="o">=</span> <span class="nx">token</span>
-        <span class="nv">seenSingle = </span><span class="kc">yes</span> <span class="k">if</span> <span class="nx">tag</span> <span class="k">in</span> <span class="p">[</span><span class="s1">&#39;IF&#39;</span><span class="p">,</span> <span class="s1">&#39;ELSE&#39;</span><span class="p">,</span> <span class="s1">&#39;UNLESS&#39;</span><span class="p">,</span> <span class="s1">&#39;-&gt;&#39;</span><span class="p">,</span> <span class="s1">&#39;=&gt;&#39;</span><span class="p">]</span>
+        <span class="k">return</span> <span class="kc">yes</span> <span class="k">if</span> <span class="o">not</span> <span class="nx">seenSingle</span> <span class="o">and</span> <span class="nx">token</span><span class="p">.</span><span class="nx">fromThen</span>
+        <span class="nv">seenSingle = </span><span class="kc">yes</span> <span class="k">if</span> <span class="nx">tag</span> <span class="k">in</span> <span class="p">[</span><span class="s1">&#39;IF&#39;</span><span class="p">,</span> <span class="s1">&#39;ELSE&#39;</span><span class="p">,</span> <span class="s1">&#39;-&gt;&#39;</span><span class="p">,</span> <span class="s1">&#39;=&gt;&#39;</span><span class="p">]</span>
         <span class="k">return</span> <span class="kc">yes</span> <span class="k">if</span> <span class="nx">tag</span> <span class="k">in</span> <span class="p">[</span><span class="s1">&#39;.&#39;</span><span class="p">,</span> <span class="s1">&#39;?.&#39;</span><span class="p">,</span> <span class="s1">&#39;::&#39;</span><span class="p">]</span> <span class="o">and</span> <span class="nx">@tag</span><span class="p">(</span><span class="nx">i</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span> <span class="o">is</span> <span class="s1">&#39;OUTDENT&#39;</span>
         <span class="o">not</span> <span class="nx">token</span><span class="p">.</span><span class="nx">generated</span> <span class="o">and</span> <span class="nx">@tag</span><span class="p">(</span><span class="nx">i</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span> <span class="o">isnt</span> <span class="s1">&#39;,&#39;</span> <span class="o">and</span> <span class="nx">tag</span> <span class="k">in</span> <span class="nx">IMPLICIT_END</span> <span class="o">and</span>
         <span class="p">(</span><span class="nx">tag</span> <span class="o">isnt</span> <span class="s1">&#39;INDENT&#39;</span> <span class="o">or</span>
@@ -170,7 +167,7 @@ but we need to make sure it's balanced.</p>             </td>             <td cl
 different precedence.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">tagPostfixConditionals</span><span class="o">:</span> <span class="o">-&gt;</span>
     <span class="nv">condition = </span><span class="p">(</span><span class="nx">token</span><span class="p">,</span> <span class="nx">i</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">token</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">in</span> <span class="p">[</span><span class="s1">&#39;TERMINATOR&#39;</span><span class="p">,</span> <span class="s1">&#39;INDENT&#39;</span><span class="p">]</span>
     <span class="nx">@scanTokens</span> <span class="p">(</span><span class="nx">token</span><span class="p">,</span> <span class="nx">i</span><span class="p">)</span> <span class="o">-&gt;</span>
-      <span class="k">return</span> <span class="mi">1</span> <span class="nx">unless</span> <span class="nx">token</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">in</span> <span class="p">[</span><span class="s1">&#39;IF&#39;</span><span class="p">,</span> <span class="s1">&#39;UNLESS&#39;</span><span class="p">]</span>
+      <span class="k">return</span> <span class="mi">1</span> <span class="nx">unless</span> <span class="nx">token</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">is</span> <span class="s1">&#39;IF&#39;</span>
       <span class="nv">original = </span><span class="nx">token</span>
       <span class="nx">@detectEnd</span> <span class="nx">i</span> <span class="o">+</span> <span class="mi">1</span><span class="p">,</span> <span class="nx">condition</span><span class="p">,</span> <span class="p">(</span><span class="nx">token</span><span class="p">,</span> <span class="nx">i</span><span class="p">)</span> <span class="o">-&gt;</span>
         <span class="nx">original</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">=</span> <span class="s1">&#39;POST_&#39;</span> <span class="o">+</span> <span class="nx">original</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">if</span> <span class="nx">token</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">isnt</span> <span class="s1">&#39;INDENT&#39;</span>
@@ -186,7 +183,7 @@ the course of the token stream.</p>             </td>             <td class="cod
           <span class="nx">openLine</span><span class="p">[</span><span class="nx">open</span><span class="p">]</span> <span class="o">=</span> <span class="nx">token</span><span class="p">[</span><span class="mi">2</span><span class="p">]</span> <span class="k">if</span> <span class="nx">levels</span><span class="p">[</span><span class="nx">open</span><span class="p">]</span><span class="o">++</span> <span class="o">is</span> <span class="mi">0</span>
         <span class="k">else</span> <span class="k">if</span> <span class="nx">tag</span> <span class="o">is</span> <span class="nx">close</span> <span class="o">and</span> <span class="o">--</span><span class="nx">levels</span><span class="p">[</span><span class="nx">open</span><span class="p">]</span> <span class="o">&lt;</span> <span class="mi">0</span>
           <span class="k">throw</span> <span class="nb">Error</span> <span class="s2">&quot;too many #{token[1]} on line #{token[2] + 1}&quot;</span>
-    <span class="k">for</span> <span class="nx">all</span> <span class="nx">open</span><span class="p">,</span> <span class="nx">level</span> <span class="k">of</span> <span class="nx">levels</span> <span class="k">when</span> <span class="nx">level</span> <span class="o">&gt;</span> <span class="mi">0</span>
+    <span class="k">for</span> <span class="nx">open</span><span class="p">,</span> <span class="nx">level</span> <span class="k">of</span> <span class="nx">levels</span> <span class="k">when</span> <span class="nx">level</span> <span class="o">&gt;</span> <span class="mi">0</span>
       <span class="k">throw</span> <span class="nb">Error</span> <span class="s2">&quot;unclosed #{ open } on line #{openLine[open] + 1}&quot;</span>
     <span class="k">this</span></pre></div>             </td>           </tr>                               <tr id="section-15">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-15">&#182;</a>               </div>               <p>We'd like to support syntax like this:</p>
 
@@ -209,7 +206,7 @@ rewriting.</li>
 </ol>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">rewriteClosingParens</span><span class="o">:</span> <span class="o">-&gt;</span>
     <span class="nv">stack = </span><span class="p">[]</span>
     <span class="nv">debt  = </span><span class="p">{}</span>
-    <span class="nx">debt</span><span class="p">[</span><span class="nx">key</span><span class="p">]</span> <span class="o">=</span> <span class="mi">0</span> <span class="k">for</span> <span class="nx">all</span> <span class="nx">key</span> <span class="k">of</span> <span class="nx">INVERSES</span>
+    <span class="nx">debt</span><span class="p">[</span><span class="nx">key</span><span class="p">]</span> <span class="o">=</span> <span class="mi">0</span> <span class="k">for</span> <span class="nx">key</span> <span class="k">of</span> <span class="nx">INVERSES</span>
     <span class="nx">@scanTokens</span> <span class="p">(</span><span class="nx">token</span><span class="p">,</span> <span class="nx">i</span><span class="p">,</span> <span class="nx">tokens</span><span class="p">)</span> <span class="o">-&gt;</span>
       <span class="k">if</span> <span class="p">(</span><span class="nv">tag = </span><span class="nx">token</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span> <span class="k">in</span> <span class="nx">EXPRESSION_START</span>
         <span class="nx">stack</span><span class="p">.</span><span class="nx">push</span> <span class="nx">token</span>
@@ -247,11 +244,11 @@ look things up from either end.</p>             </td>             <td class="cod
   <span class="nx">EXPRESSION_START</span><span class="p">.</span><span class="nx">push</span> <span class="nx">INVERSES</span><span class="p">[</span><span class="nx">rite</span><span class="p">]</span> <span class="o">=</span> <span class="nx">left</span>
   <span class="nx">EXPRESSION_END</span>  <span class="p">.</span><span class="nx">push</span> <span class="nx">INVERSES</span><span class="p">[</span><span class="nx">left</span><span class="p">]</span> <span class="o">=</span> <span class="nx">rite</span></pre></div>             </td>           </tr>                               <tr id="section-22">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-22">&#182;</a>               </div>               <p>Tokens that indicate the close of a clause of an expression.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">EXPRESSION_CLOSE = </span><span class="p">[</span><span class="s1">&#39;CATCH&#39;</span><span class="p">,</span> <span class="s1">&#39;WHEN&#39;</span><span class="p">,</span> <span class="s1">&#39;ELSE&#39;</span><span class="p">,</span> <span class="s1">&#39;FINALLY&#39;</span><span class="p">].</span><span class="nx">concat</span> <span class="nx">EXPRESSION_END</span></pre></div>             </td>           </tr>                               <tr id="section-23">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-23">&#182;</a>               </div>               <p>Tokens that, if followed by an <code>IMPLICIT_CALL</code>, indicate a function invocation.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">IMPLICIT_FUNC    = </span><span class="p">[</span><span class="s1">&#39;IDENTIFIER&#39;</span><span class="p">,</span> <span class="s1">&#39;SUPER&#39;</span><span class="p">,</span> <span class="s1">&#39;)&#39;</span><span class="p">,</span> <span class="s1">&#39;CALL_END&#39;</span><span class="p">,</span> <span class="s1">&#39;]&#39;</span><span class="p">,</span> <span class="s1">&#39;INDEX_END&#39;</span><span class="p">,</span> <span class="s1">&#39;@&#39;</span><span class="p">,</span> <span class="s1">&#39;THIS&#39;</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-24">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-24">&#182;</a>               </div>               <p>If preceded by an <code>IMPLICIT_FUNC</code>, indicates a function invocation.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">IMPLICIT_CALL    = </span><span class="p">[</span>
   <span class="s1">&#39;IDENTIFIER&#39;</span><span class="p">,</span> <span class="s1">&#39;NUMBER&#39;</span><span class="p">,</span> <span class="s1">&#39;STRING&#39;</span><span class="p">,</span> <span class="s1">&#39;JS&#39;</span><span class="p">,</span> <span class="s1">&#39;REGEX&#39;</span><span class="p">,</span> <span class="s1">&#39;NEW&#39;</span><span class="p">,</span> <span class="s1">&#39;PARAM_START&#39;</span><span class="p">,</span> <span class="s1">&#39;CLASS&#39;</span>
-  <span class="s1">&#39;IF&#39;</span><span class="p">,</span> <span class="s1">&#39;UNLESS&#39;</span><span class="p">,</span> <span class="s1">&#39;TRY&#39;</span><span class="p">,</span> <span class="s1">&#39;SWITCH&#39;</span><span class="p">,</span> <span class="s1">&#39;THIS&#39;</span><span class="p">,</span> <span class="s1">&#39;BOOL&#39;</span><span class="p">,</span> <span class="s1">&#39;UNARY&#39;</span><span class="p">,</span>
+  <span class="s1">&#39;IF&#39;</span><span class="p">,</span> <span class="s1">&#39;TRY&#39;</span><span class="p">,</span> <span class="s1">&#39;SWITCH&#39;</span><span class="p">,</span> <span class="s1">&#39;THIS&#39;</span><span class="p">,</span> <span class="s1">&#39;BOOL&#39;</span><span class="p">,</span> <span class="s1">&#39;UNARY&#39;</span><span class="p">,</span> <span class="s1">&#39;SUPER&#39;</span>
   <span class="s1">&#39;@&#39;</span><span class="p">,</span> <span class="s1">&#39;-&gt;&#39;</span><span class="p">,</span> <span class="s1">&#39;=&gt;&#39;</span><span class="p">,</span> <span class="s1">&#39;[&#39;</span><span class="p">,</span> <span class="s1">&#39;(&#39;</span><span class="p">,</span> <span class="s1">&#39;{&#39;</span><span class="p">,</span> <span class="s1">&#39;--&#39;</span><span class="p">,</span> <span class="s1">&#39;++&#39;</span>
 <span class="p">]</span>
 
-<span class="nv">IMPLICIT_UNSPACED_CALL = </span><span class="p">[</span><span class="s1">&#39;+&#39;</span><span class="p">,</span> <span class="s1">&#39;-&#39;</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-25">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-25">&#182;</a>               </div>               <p>Tokens indicating that the implicit call must enclose a block of expressions.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">IMPLICIT_BLOCK   = </span><span class="p">[</span><span class="s1">&#39;-&gt;&#39;</span><span class="p">,</span> <span class="s1">&#39;=&gt;&#39;</span><span class="p">,</span> <span class="s1">&#39;{&#39;</span><span class="p">,</span> <span class="s1">&#39;[&#39;</span><span class="p">,</span> <span class="s1">&#39;,&#39;</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-26">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-26">&#182;</a>               </div>               <p>Tokens that always mark the end of an implicit call for single-liners.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">IMPLICIT_END     = </span><span class="p">[</span><span class="s1">&#39;POST_IF&#39;</span><span class="p">,</span> <span class="s1">&#39;POST_UNLESS&#39;</span><span class="p">,</span> <span class="s1">&#39;FOR&#39;</span><span class="p">,</span> <span class="s1">&#39;WHILE&#39;</span><span class="p">,</span> <span class="s1">&#39;UNTIL&#39;</span><span class="p">,</span> <span class="s1">&#39;WHEN&#39;</span><span class="p">,</span> <span class="s1">&#39;BY&#39;</span><span class="p">,</span> <span class="s1">&#39;LOOP&#39;</span><span class="p">,</span> <span class="s1">&#39;TERMINATOR&#39;</span><span class="p">,</span> <span class="s1">&#39;INDENT&#39;</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-27">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-27">&#182;</a>               </div>               <p>Single-line flavors of block expressions that have unclosed endings.
+<span class="nv">IMPLICIT_UNSPACED_CALL = </span><span class="p">[</span><span class="s1">&#39;+&#39;</span><span class="p">,</span> <span class="s1">&#39;-&#39;</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-25">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-25">&#182;</a>               </div>               <p>Tokens indicating that the implicit call must enclose a block of expressions.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">IMPLICIT_BLOCK   = </span><span class="p">[</span><span class="s1">&#39;-&gt;&#39;</span><span class="p">,</span> <span class="s1">&#39;=&gt;&#39;</span><span class="p">,</span> <span class="s1">&#39;{&#39;</span><span class="p">,</span> <span class="s1">&#39;[&#39;</span><span class="p">,</span> <span class="s1">&#39;,&#39;</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-26">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-26">&#182;</a>               </div>               <p>Tokens that always mark the end of an implicit call for single-liners.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">IMPLICIT_END     = </span><span class="p">[</span><span class="s1">&#39;POST_IF&#39;</span><span class="p">,</span> <span class="s1">&#39;FOR&#39;</span><span class="p">,</span> <span class="s1">&#39;WHILE&#39;</span><span class="p">,</span> <span class="s1">&#39;UNTIL&#39;</span><span class="p">,</span> <span class="s1">&#39;WHEN&#39;</span><span class="p">,</span> <span class="s1">&#39;BY&#39;</span><span class="p">,</span> <span class="s1">&#39;LOOP&#39;</span><span class="p">,</span> <span class="s1">&#39;TERMINATOR&#39;</span><span class="p">,</span> <span class="s1">&#39;INDENT&#39;</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-27">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-27">&#182;</a>               </div>               <p>Single-line flavors of block expressions that have unclosed endings.
 The grammar can't disambiguate them, so we insert the implicit indentation.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">SINGLE_LINERS    = </span><span class="p">[</span><span class="s1">&#39;ELSE&#39;</span><span class="p">,</span> <span class="s1">&#39;-&gt;&#39;</span><span class="p">,</span> <span class="s1">&#39;=&gt;&#39;</span><span class="p">,</span> <span class="s1">&#39;TRY&#39;</span><span class="p">,</span> <span class="s1">&#39;FINALLY&#39;</span><span class="p">,</span> <span class="s1">&#39;THEN&#39;</span><span class="p">]</span>
 <span class="nv">SINGLE_CLOSERS   = </span><span class="p">[</span><span class="s1">&#39;TERMINATOR&#39;</span><span class="p">,</span> <span class="s1">&#39;CATCH&#39;</span><span class="p">,</span> <span class="s1">&#39;FINALLY&#39;</span><span class="p">,</span> <span class="s1">&#39;ELSE&#39;</span><span class="p">,</span> <span class="s1">&#39;OUTDENT&#39;</span><span class="p">,</span> <span class="s1">&#39;LEADING_WHEN&#39;</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-28">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-28">&#182;</a>               </div>               <p>Tokens that end a line.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="nv">LINEBREAKS       = </span><span class="p">[</span><span class="s1">&#39;TERMINATOR&#39;</span><span class="p">,</span> <span class="s1">&#39;INDENT&#39;</span><span class="p">,</span> <span class="s1">&#39;OUTDENT&#39;</span><span class="p">]</span>
 

documentation/docs/scope.html

@@ -6,63 +6,49 @@ variables are new and need to be declared with <code>var</code>, and which are s
 with the outside.</p>             </td>             <td class="code">               <div class="highlight"><pre></pre></div>             </td>           </tr>                               <tr id="section-2">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-2">&#182;</a>               </div>               <p>Import the helpers we plan to use.</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="p">{</span><span class="nx">extend</span><span class="p">,</span> <span class="nx">last</span><span class="p">}</span> <span class="o">=</span> <span class="nx">require</span> <span class="s1">&#39;./helpers&#39;</span>
 
 <span class="nv">exports.Scope = </span><span class="nx">class</span> <span class="nx">Scope</span></pre></div>             </td>           </tr>                               <tr id="section-3">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-3">&#182;</a>               </div>               <p>The top-level <strong>Scope</strong> object.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">@root</span><span class="o">:</span> <span class="kc">null</span></pre></div>             </td>           </tr>                               <tr id="section-4">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-4">&#182;</a>               </div>               <p>Initialize a scope with its parent, for lookups up the chain,
-as well as a reference to the <strong>Expressions</strong> node is belongs to, which is
+as well as a reference to the <strong>Block</strong> node is belongs to, which is
 where it should declare its variables, and a reference to the function that
-it wraps.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">constructor</span><span class="o">:</span><span class="p">(</span><span class="nx">@parent</span><span class="p">,</span> <span class="nx">@expressions</span><span class="p">,</span> <span class="nx">@method</span><span class="p">)</span> <span class="o">-&gt;</span>
+it wraps.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">constructor</span><span class="o">:</span> <span class="p">(</span><span class="nx">@parent</span><span class="p">,</span> <span class="nx">@expressions</span><span class="p">,</span> <span class="nx">@method</span><span class="p">)</span> <span class="o">-&gt;</span>
     <span class="vi">@variables = </span><span class="p">[{</span><span class="nx">name</span><span class="o">:</span> <span class="s1">&#39;arguments&#39;</span><span class="p">,</span> <span class="nx">type</span><span class="o">:</span> <span class="s1">&#39;arguments&#39;</span><span class="p">}]</span>
     <span class="vi">@positions = </span><span class="p">{}</span>
-    <span class="k">if</span> <span class="nx">@parent</span>
-      <span class="vi">@garbage = </span><span class="nx">@parent</span><span class="p">.</span><span class="nx">garbage</span>
-    <span class="k">else</span>
-      <span class="vi">@garbage   = </span><span class="p">[]</span>
-      <span class="nv">Scope.root = </span><span class="k">this</span></pre></div>             </td>           </tr>                               <tr id="section-5">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-5">&#182;</a>               </div>               <p>Adds a new variable or overrides an existing one.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">add</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">,</span> <span class="nx">type</span><span class="p">)</span> <span class="o">-&gt;</span>
+    <span class="nv">Scope.root = </span><span class="k">this</span> <span class="nx">unless</span> <span class="nx">@parent</span></pre></div>             </td>           </tr>                               <tr id="section-5">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-5">&#182;</a>               </div>               <p>Adds a new variable or overrides an existing one.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">add</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">,</span> <span class="nx">type</span><span class="p">,</span> <span class="nx">immediate</span><span class="p">)</span> <span class="o">-&gt;</span>
+    <span class="k">return</span> <span class="nx">@parent</span><span class="p">.</span><span class="nx">add</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">type</span><span class="p">,</span> <span class="nx">immediate</span> <span class="k">if</span> <span class="nx">@shared</span> <span class="o">and</span> <span class="o">not</span> <span class="nx">immediate</span>
     <span class="k">if</span> <span class="k">typeof</span> <span class="p">(</span><span class="nv">pos = </span><span class="nx">@positions</span><span class="p">[</span><span class="nx">name</span><span class="p">])</span> <span class="o">is</span> <span class="s1">&#39;number&#39;</span>
       <span class="nx">@variables</span><span class="p">[</span><span class="nx">pos</span><span class="p">].</span><span class="nv">type = </span><span class="nx">type</span>
     <span class="k">else</span>
-      <span class="nx">@positions</span><span class="p">[</span><span class="nx">name</span><span class="p">]</span> <span class="o">=</span> <span class="nx">@variables</span><span class="p">.</span><span class="nx">push</span><span class="p">({</span><span class="nx">name</span><span class="p">,</span> <span class="nx">type</span><span class="p">})</span> <span class="o">-</span> <span class="mi">1</span></pre></div>             </td>           </tr>                               <tr id="section-6">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-6">&#182;</a>               </div>               <p>Create a new garbage level</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">startLevel</span><span class="o">:</span> <span class="o">-&gt;</span>
-    <span class="nx">@garbage</span><span class="p">.</span><span class="nx">push</span> <span class="p">[]</span>
-    <span class="k">this</span></pre></div>             </td>           </tr>                               <tr id="section-7">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-7">&#182;</a>               </div>               <p>Return to the previous garbage level and erase referenced temporary
-variables in current level from scope.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">endLevel</span><span class="o">:</span> <span class="o">-&gt;</span>
-    <span class="nx">@add</span> <span class="nx">name</span><span class="p">,</span> <span class="s1">&#39;reuse&#39;</span> <span class="k">for</span> <span class="nx">name</span> <span class="k">in</span> <span class="nx">@garbage</span><span class="p">.</span><span class="nx">pop</span><span class="p">()</span> <span class="k">when</span> <span class="nx">@type</span><span class="p">(</span><span class="nx">name</span><span class="p">)</span> <span class="o">is</span> <span class="s1">&#39;var&#39;</span>
-    <span class="k">this</span></pre></div>             </td>           </tr>                               <tr id="section-8">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-8">&#182;</a>               </div>               <p>Look up a variable name in lexical scope, and declare it if it does not
+      <span class="nx">@positions</span><span class="p">[</span><span class="nx">name</span><span class="p">]</span> <span class="o">=</span> <span class="nx">@variables</span><span class="p">.</span><span class="nx">push</span><span class="p">({</span><span class="nx">name</span><span class="p">,</span> <span class="nx">type</span><span class="p">})</span> <span class="o">-</span> <span class="mi">1</span></pre></div>             </td>           </tr>                               <tr id="section-6">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-6">&#182;</a>               </div>               <p>Look up a variable name in lexical scope, and declare it if it does not
 already exist.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">find</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">,</span> <span class="nx">options</span><span class="p">)</span> <span class="o">-&gt;</span>
-    <span class="k">return</span> <span class="kc">true</span> <span class="k">if</span> <span class="nx">@check</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">options</span>
+    <span class="k">return</span> <span class="kc">yes</span> <span class="k">if</span> <span class="nx">@check</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">options</span>
     <span class="nx">@add</span> <span class="nx">name</span><span class="p">,</span> <span class="s1">&#39;var&#39;</span>
-    <span class="kc">false</span></pre></div>             </td>           </tr>                               <tr id="section-9">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-9">&#182;</a>               </div>               <p>Test variables and return <code>true</code> the first time <code>fn(v)</code> returns <code>true</code></p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">any</span><span class="o">:</span> <span class="p">(</span><span class="nx">fn</span><span class="p">)</span> <span class="o">-&gt;</span>
-    <span class="k">return</span> <span class="kc">yes</span> <span class="k">for</span> <span class="nx">v</span> <span class="k">in</span> <span class="nx">@variables</span> <span class="k">when</span> <span class="nx">fn</span> <span class="nx">v</span>
-    <span class="kc">no</span></pre></div>             </td>           </tr>                               <tr id="section-10">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-10">&#182;</a>               </div>               <p>Reserve a variable name as originating from a function parameter for this
+    <span class="kc">no</span></pre></div>             </td>           </tr>                               <tr id="section-7">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-7">&#182;</a>               </div>               <p>Reserve a variable name as originating from a function parameter for this
 scope. No <code>var</code> required for internal references.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">parameter</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">)</span> <span class="o">-&gt;</span>
-    <span class="nx">@add</span> <span class="nx">name</span><span class="p">,</span> <span class="s1">&#39;param&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-11">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-11">&#182;</a>               </div>               <p>Just check to see if a variable has already been declared, without reserving,
+    <span class="k">return</span> <span class="k">if</span> <span class="nx">@shared</span> <span class="o">and</span> <span class="nx">@parent</span><span class="p">.</span><span class="nx">check</span> <span class="nx">name</span><span class="p">,</span> <span class="kc">yes</span>
+    <span class="nx">@add</span> <span class="nx">name</span><span class="p">,</span> <span class="s1">&#39;param&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-8">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-8">&#182;</a>               </div>               <p>Just check to see if a variable has already been declared, without reserving,
 walks up to the root scope.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">check</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">,</span> <span class="nx">immediate</span><span class="p">)</span> <span class="o">-&gt;</span>
     <span class="nv">found = </span><span class="o">!!</span><span class="nx">@type</span><span class="p">(</span><span class="nx">name</span><span class="p">)</span>
     <span class="k">return</span> <span class="nx">found</span> <span class="k">if</span> <span class="nx">found</span> <span class="o">or</span> <span class="nx">immediate</span>
-    <span class="o">!!</span><span class="nx">@parent</span><span class="o">?</span><span class="p">.</span><span class="nx">check</span> <span class="nx">name</span></pre></div>             </td>           </tr>                               <tr id="section-12">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-12">&#182;</a>               </div>               <p>Generate a temporary variable name at the given index.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">temporary</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">,</span> <span class="nx">index</span><span class="p">)</span> <span class="o">-&gt;</span>
+    <span class="o">!!</span><span class="nx">@parent</span><span class="o">?</span><span class="p">.</span><span class="nx">check</span> <span class="nx">name</span></pre></div>             </td>           </tr>                               <tr id="section-9">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-9">&#182;</a>               </div>               <p>Generate a temporary variable name at the given index.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">temporary</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">,</span> <span class="nx">index</span><span class="p">)</span> <span class="o">-&gt;</span>
     <span class="k">if</span> <span class="nx">name</span><span class="p">.</span><span class="nx">length</span> <span class="o">&gt;</span> <span class="mi">1</span>
       <span class="s1">&#39;_&#39;</span> <span class="o">+</span> <span class="nx">name</span> <span class="o">+</span> <span class="k">if</span> <span class="nx">index</span> <span class="o">&gt;</span> <span class="mi">1</span> <span class="k">then</span> <span class="nx">index</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span>
     <span class="k">else</span>
-      <span class="s1">&#39;_&#39;</span> <span class="o">+</span> <span class="p">(</span><span class="nx">index</span> <span class="o">+</span> <span class="nb">parseInt</span> <span class="nx">name</span><span class="p">,</span> <span class="mi">36</span><span class="p">).</span><span class="nx">toString</span><span class="p">(</span><span class="mi">36</span><span class="p">).</span><span class="nx">replace</span> <span class="sr">/\d/g</span><span class="p">,</span> <span class="s1">&#39;a&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-13">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-13">&#182;</a>               </div>               <p>Gets the type of a variable.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">type</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">)</span> <span class="o">-&gt;</span>
-    <span class="k">for</span> <span class="nx">v</span> <span class="k">in</span> <span class="nx">@variables</span> <span class="k">when</span> <span class="nx">v</span><span class="p">.</span><span class="nx">name</span> <span class="o">is</span> <span class="nx">name</span> <span class="k">then</span> <span class="k">return</span> <span class="nx">v</span><span class="p">.</span><span class="nx">type</span>
-    <span class="kc">null</span></pre></div>             </td>           </tr>                               <tr id="section-14">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-14">&#182;</a>               </div>               <p>If we need to store an intermediate result, find an available name for a
+      <span class="s1">&#39;_&#39;</span> <span class="o">+</span> <span class="p">(</span><span class="nx">index</span> <span class="o">+</span> <span class="nb">parseInt</span> <span class="nx">name</span><span class="p">,</span> <span class="mi">36</span><span class="p">).</span><span class="nx">toString</span><span class="p">(</span><span class="mi">36</span><span class="p">).</span><span class="nx">replace</span> <span class="sr">/\d/g</span><span class="p">,</span> <span class="s1">&#39;a&#39;</span></pre></div>             </td>           </tr>                               <tr id="section-10">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-10">&#182;</a>               </div>               <p>Gets the type of a variable.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">type</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">)</span> <span class="o">-&gt;</span>
+    <span class="k">return</span> <span class="nx">v</span><span class="p">.</span><span class="nx">type</span> <span class="k">for</span> <span class="nx">v</span> <span class="k">in</span> <span class="nx">@variables</span> <span class="k">when</span> <span class="nx">v</span><span class="p">.</span><span class="nx">name</span> <span class="o">is</span> <span class="nx">name</span>
+    <span class="kc">null</span></pre></div>             </td>           </tr>                               <tr id="section-11">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-11">&#182;</a>               </div>               <p>If we need to store an intermediate result, find an available name for a
 compiler-generated variable. <code>_var</code>, <code>_var2</code>, and so on...</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">freeVariable</span><span class="o">:</span> <span class="p">(</span><span class="nx">type</span><span class="p">)</span> <span class="o">-&gt;</span>
     <span class="nv">index = </span><span class="mi">0</span>
-    <span class="nx">index</span><span class="o">++</span> <span class="k">while</span> <span class="nx">@check</span><span class="p">((</span><span class="nv">temp = </span><span class="nx">@temporary</span> <span class="nx">type</span><span class="p">,</span> <span class="nx">index</span><span class="p">),</span> <span class="kc">true</span><span class="p">)</span> <span class="o">and</span> <span class="nx">@type</span><span class="p">(</span><span class="nx">temp</span><span class="p">)</span> <span class="o">isnt</span> <span class="s1">&#39;reuse&#39;</span>
-    <span class="nx">@add</span> <span class="nx">temp</span><span class="p">,</span> <span class="s1">&#39;var&#39;</span>
-    <span class="nx">last</span><span class="p">(</span><span class="nx">@garbage</span><span class="p">)</span><span class="o">?</span><span class="p">.</span><span class="nx">push</span> <span class="nx">temp</span>
-    <span class="nx">temp</span></pre></div>             </td>           </tr>                               <tr id="section-15">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-15">&#182;</a>               </div>               <p>Ensure that an assignment is made at the top of this scope
+    <span class="nx">index</span><span class="o">++</span> <span class="k">while</span> <span class="nx">@check</span><span class="p">((</span><span class="nv">temp = </span><span class="nx">@temporary</span> <span class="nx">type</span><span class="p">,</span> <span class="nx">index</span><span class="p">))</span>
+    <span class="nx">@add</span> <span class="nx">temp</span><span class="p">,</span> <span class="s1">&#39;var&#39;</span><span class="p">,</span> <span class="kc">yes</span>
+    <span class="nx">temp</span></pre></div>             </td>           </tr>                               <tr id="section-12">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-12">&#182;</a>               </div>               <p>Ensure that an assignment is made at the top of this scope
 (or at the top-level scope, if requested).</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">assign</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">,</span> <span class="nx">value</span><span class="p">)</span> <span class="o">-&gt;</span>
-    <span class="nx">@add</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">value</span><span class="o">:</span> <span class="nx">value</span><span class="p">,</span> <span class="nx">assigned</span><span class="o">:</span> <span class="kc">true</span></pre></div>             </td>           </tr>                               <tr id="section-16">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-16">&#182;</a>               </div>               <p>Does this scope reference any variables that need to be declared in the
-given function body?</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">hasDeclarations</span><span class="o">:</span> <span class="p">(</span><span class="nx">body</span><span class="p">)</span> <span class="o">-&gt;</span>
-    <span class="nx">body</span> <span class="o">is</span> <span class="nx">@expressions</span> <span class="o">and</span> <span class="nx">@any</span> <span class="p">(</span><span class="nx">v</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">v</span><span class="p">.</span><span class="nx">type</span> <span class="k">in</span> <span class="p">[</span><span class="s1">&#39;var&#39;</span><span class="p">,</span> <span class="s1">&#39;reuse&#39;</span><span class="p">]</span></pre></div>             </td>           </tr>                               <tr id="section-17">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-17">&#182;</a>               </div>               <p>Does this scope reference any assignments that need to be declared at the
-top of the given function body?</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">hasAssignments</span><span class="o">:</span> <span class="p">(</span><span class="nx">body</span><span class="p">)</span> <span class="o">-&gt;</span>
-    <span class="nx">body</span> <span class="o">is</span> <span class="nx">@expressions</span> <span class="o">and</span> <span class="nx">@any</span> <span class="p">(</span><span class="nx">v</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">v</span><span class="p">.</span><span class="nx">type</span><span class="p">.</span><span class="nx">assigned</span></pre></div>             </td>           </tr>                               <tr id="section-18">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-18">&#182;</a>               </div>               <p>Return the list of variables first declared in this scope.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">declaredVariables</span><span class="o">:</span> <span class="o">-&gt;</span>
-    <span class="nv">usr = </span><span class="p">[]</span>
-    <span class="nv">tmp = </span><span class="p">[]</span>
-    <span class="k">for</span> <span class="nx">v</span> <span class="k">in</span> <span class="nx">@variables</span> <span class="k">when</span> <span class="nx">v</span><span class="p">.</span><span class="nx">type</span> <span class="k">in</span> <span class="p">[</span><span class="s1">&#39;var&#39;</span><span class="p">,</span> <span class="s1">&#39;reuse&#39;</span><span class="p">]</span>
-      <span class="p">(</span><span class="k">if</span> <span class="nx">v</span><span class="p">.</span><span class="nx">name</span><span class="p">.</span><span class="nx">charAt</span><span class="p">(</span><span class="mi">0</span><span class="p">)</span> <span class="o">is</span> <span class="s1">&#39;_&#39;</span> <span class="k">then</span> <span class="nx">tmp</span> <span class="k">else</span> <span class="nx">usr</span><span class="p">).</span><span class="nx">push</span> <span class="nx">v</span><span class="p">.</span><span class="nx">name</span>
-    <span class="nx">usr</span><span class="p">.</span><span class="nx">sort</span><span class="p">().</span><span class="nx">concat</span> <span class="nx">tmp</span><span class="p">.</span><span class="nx">sort</span><span class="p">()</span></pre></div>             </td>           </tr>                               <tr id="section-19">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-19">&#182;</a>               </div>               <p>Return the list of assignments that are supposed to be made at the top
+    <span class="nx">@add</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">value</span><span class="o">:</span> <span class="nx">value</span><span class="p">,</span> <span class="nx">assigned</span><span class="o">:</span> <span class="kc">true</span>
+    <span class="vi">@hasAssignments = </span><span class="kc">yes</span></pre></div>             </td>           </tr>                               <tr id="section-13">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-13">&#182;</a>               </div>               <p>Does this scope have any declared variables?</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">hasDeclarations</span><span class="o">:</span> <span class="o">-&gt;</span>
+    <span class="o">!!</span><span class="nx">@declaredVariables</span><span class="p">().</span><span class="nx">length</span></pre></div>             </td>           </tr>                               <tr id="section-14">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-14">&#182;</a>               </div>               <p>Return the list of variables first declared in this scope.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">declaredVariables</span><span class="o">:</span> <span class="o">-&gt;</span>
+    <span class="nv">realVars = </span><span class="p">[]</span>
+    <span class="nv">tempVars = </span><span class="p">[]</span>
+    <span class="k">for</span> <span class="nx">v</span> <span class="k">in</span> <span class="nx">@variables</span> <span class="k">when</span> <span class="nx">v</span><span class="p">.</span><span class="nx">type</span> <span class="o">is</span> <span class="s1">&#39;var&#39;</span>
+      <span class="p">(</span><span class="k">if</span> <span class="nx">v</span><span class="p">.</span><span class="nx">name</span><span class="p">.</span><span class="nx">charAt</span><span class="p">(</span><span class="mi">0</span><span class="p">)</span> <span class="o">is</span> <span class="s1">&#39;_&#39;</span> <span class="k">then</span> <span class="nx">tempVars</span> <span class="k">else</span> <span class="nx">realVars</span><span class="p">).</span><span class="nx">push</span> <span class="nx">v</span><span class="p">.</span><span class="nx">name</span>
+    <span class="nx">realVars</span><span class="p">.</span><span class="nx">sort</span><span class="p">().</span><span class="nx">concat</span> <span class="nx">tempVars</span><span class="p">.</span><span class="nx">sort</span><span class="p">()</span></pre></div>             </td>           </tr>                               <tr id="section-15">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-15">&#182;</a>               </div>               <p>Return the list of assignments that are supposed to be made at the top
 of this scope.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">assignedVariables</span><span class="o">:</span> <span class="o">-&gt;</span>
-    <span class="p">(</span><span class="s2">&quot;#{v.name} = #{v.type.value}&quot;</span> <span class="k">for</span> <span class="nx">v</span> <span class="k">in</span> <span class="nx">@variables</span> <span class="k">when</span> <span class="nx">v</span><span class="p">.</span><span class="nx">type</span><span class="p">.</span><span class="nx">assigned</span><span class="p">)</span></pre></div>             </td>           </tr>                               <tr id="section-20">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-20">&#182;</a>               </div>               <p>Compile the JavaScript for all of the variable declarations in this scope.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">compiledDeclarations</span><span class="o">:</span> <span class="o">-&gt;</span>
-    <span class="nx">@declaredVariables</span><span class="p">().</span><span class="nx">join</span> <span class="s1">&#39;, &#39;</span></pre></div>             </td>           </tr>                               <tr id="section-21">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-21">&#182;</a>               </div>               <p>Compile the JavaScript for all of the variable assignments in this scope.</p>             </td>             <td class="code">               <div class="highlight"><pre>  <span class="nx">compiledAssignments</span><span class="o">:</span> <span class="o">-&gt;</span>
-    <span class="nx">@assignedVariables</span><span class="p">().</span><span class="nx">join</span> <span class="s1">&#39;, &#39;</span>
+    <span class="s2">&quot;#{v.name} = #{v.type.value}&quot;</span> <span class="k">for</span> <span class="nx">v</span> <span class="k">in</span> <span class="nx">@variables</span> <span class="k">when</span> <span class="nx">v</span><span class="p">.</span><span class="nx">type</span><span class="p">.</span><span class="nx">assigned</span>
 
 </pre></div>             </td>           </tr>                </tbody>     </table>   </div> </body> </html> 

documentation/js/array_comprehensions.js

@@ -1,17 +1,6 @@
-var food, lunch, pos, roid, roid2, _i, _j, _len, _len2, _len3, _ref;
+var food, _i, _len, _ref;
 _ref = ['toast', 'cheese', 'wine'];
 for (_i = 0, _len = _ref.length; _i < _len; _i++) {
   food = _ref[_i];
-  lunch = eat(food);
-}
-for (pos = 0, _len2 = asteroids.length; pos < _len2; pos++) {
-  roid = asteroids[pos];
-  for (_j = 0, _len3 = asteroids.length; _j < _len3; _j++) {
-    roid2 = asteroids[_j];
-    if (roid !== roid2) {
-      if (roid.overlaps(roid2)) {
-        roid.explode();
-      }
-    }
-  }
+  eat(food);
 }

documentation/js/block_comment.js

@@ -1,4 +1,4 @@
 /*
-CoffeeScript Compiler v0.9.5
+CoffeeScript Compiler v1.1.1
 Released under the MIT License
 */

documentation/js/classes.js

@@ -7,7 +7,7 @@ var __hasProp = Object.prototype.hasOwnProperty, __extends = function(child, par
   child.__super__ = parent.prototype;
   return child;
 };
-Animal = function() {
+Animal = (function() {
   function Animal(name) {
     this.name = name;
   }
@@ -15,29 +15,29 @@ Animal = function() {
     return alert(this.name + " moved " + meters + "m.");
   };
   return Animal;
-}();
-Snake = function() {
+})();
+Snake = (function() {
+  __extends(Snake, Animal);
   function Snake() {
     Snake.__super__.constructor.apply(this, arguments);
   }
-  __extends(Snake, Animal);
   Snake.prototype.move = function() {
     alert("Slithering...");
     return Snake.__super__.move.call(this, 5);
   };
   return Snake;
-}();
-Horse = function() {
+})();
+Horse = (function() {
+  __extends(Horse, Animal);
   function Horse() {
     Horse.__super__.constructor.apply(this, arguments);
   }
-  __extends(Horse, Animal);
   Horse.prototype.move = function() {
     alert("Galloping...");
     return Horse.__super__.move.call(this, 45);
   };
   return Horse;
-}();
+})();
 sam = new Snake("Sammy the Python");
 tom = new Horse("Tommy the Palomino");
 sam.move();

documentation/js/comparisons.js

@@ -1,3 +1,3 @@
 var cholesterol, healthy;
 cholesterol = 127;
-healthy = 200 > cholesterol && cholesterol > 60;
+healthy = (200 > cholesterol && cholesterol > 60);

documentation/js/do.js

@@ -0,0 +1,10 @@
+var filename, _fn, _i, _len;
+_fn = function(filename) {
+  return fs.readFile(filename, function(err, contents) {
+    return compile(filename, contents.toString());
+  });
+};
+for (_i = 0, _len = list.length; _i < _len; _i++) {
+  filename = list[_i];
+  _fn(filename);
+}

documentation/js/existence.js

@@ -1,5 +1,10 @@
-var solipsism;
-if ((typeof mind != "undefined" && mind !== null) && !(typeof world != "undefined" && world !== null)) {
+var footprints, solipsism;
+if ((typeof mind !== "undefined" && mind !== null) && !(typeof world !== "undefined" && world !== null)) {
   solipsism = true;
 }
-typeof speed != "undefined" && speed !== null ? speed : speed = 140;
+if (typeof speed !== "undefined" && speed !== null) {
+  speed;
+} else {
+  speed = 75;
+};
+footprints = typeof yeti !== "undefined" && yeti !== null ? yeti : "bear";

documentation/js/expressions_comprehension.js

@@ -1,10 +1,9 @@
-var globals, name, _results;
-var __hasProp = Object.prototype.hasOwnProperty;
-globals = (function() {
+var globals, name;
+globals = ((function() {
+  var _results;
   _results = [];
   for (name in window) {
-    if (!__hasProp.call(window, name)) continue;
     _results.push(name);
   }
   return _results;
-}()).slice(0, 10);
+})()).slice(0, 10);

documentation/js/expressions_try.js

@@ -1,7 +1,7 @@
-alert(function() {
+alert((function() {
   try {
     return nonexistent / void 0;
   } catch (error) {
     return "And the error is ... " + error;
   }
-}());
+})());

documentation/js/object_comprehensions.js

@@ -1,16 +1,15 @@
-var age, ages, child, yearsOld, _results;
-var __hasProp = Object.prototype.hasOwnProperty;
+var age, ages, child, yearsOld;
 yearsOld = {
   max: 10,
   ida: 9,
   tim: 11
 };
-ages = function() {
+ages = (function() {
+  var _results;
   _results = [];
   for (child in yearsOld) {
-    if (!__hasProp.call(yearsOld, child)) continue;
     age = yearsOld[child];
     _results.push(child + " is " + age);
   }
   return _results;
-}();
+})();

documentation/js/objects_and_arrays.js

@@ -1,10 +1,10 @@
-var kids, matrix, singers, song;
+var bitlist, kids, singers, song;
 song = ["do", "re", "mi", "fa", "so"];
 singers = {
   Jagger: "Rock",
   Elvis: "Roll"
 };
-matrix = [1, 0, 1, 0, 0, 1, 1, 1, 0];
+bitlist = [1, 0, 1, 0, 0, 1, 1, 1, 0];
 kids = {
   brother: {
     name: "Max",

documentation/js/overview.js

@@ -1,4 +1,4 @@
-var cubes, list, math, num, number, opposite, race, square, _i, _len, _results;
+var cubes, list, math, num, number, opposite, race, square;
 var __slice = Array.prototype.slice;
 number = 42;
 opposite = true;
@@ -21,14 +21,15 @@ race = function() {
   winner = arguments[0], runners = 2 <= arguments.length ? __slice.call(arguments, 1) : [];
   return print(winner, runners);
 };
-if (typeof elvis != "undefined" && elvis !== null) {
+if (typeof elvis !== "undefined" && elvis !== null) {
   alert("I knew it!");
 }
 cubes = (function() {
+  var _i, _len, _results;
   _results = [];
   for (_i = 0, _len = list.length; _i < _len; _i++) {
     num = list[_i];
     _results.push(math.cube(num));
   }
   return _results;
-}());
+})();

documentation/js/range_comprehensions.js

@@ -1,8 +1,9 @@
-var countdown, num, _results;
+var countdown, num;
 countdown = (function() {
+  var _results;
   _results = [];
   for (num = 10; num >= 1; num--) {
     _results.push(num);
   }
   return _results;
-}());
+})();

documentation/js/slices.js

@@ -0,0 +1,4 @@
+var copy, middle, numbers;
+numbers = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
+copy = numbers.slice(0, numbers.length);
+middle = copy.slice(3, 7);

documentation/js/splats.js

@@ -9,7 +9,7 @@ awardMedals = function() {
   return rest = others;
 };
 contenders = ["Michael Phelps", "Liu Xiang", "Yao Ming", "Allyson Felix", "Shawn Johnson", "Roman Sebrle", "Guo Jingjing", "Tyson Gay", "Asafa Powell", "Usain Bolt"];
-awardMedals.apply(awardMedals, contenders);
+awardMedals.apply(null, contenders);
 alert("Gold: " + gold);
 alert("Silver: " + silver);
 alert("The Field: " + rest);

documentation/js/splices.js

@@ -0,0 +1,3 @@
+var numbers, _ref;
+numbers = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
+[].splice.apply(numbers, [3, 4].concat(_ref = [-3, -4, -5, -6])), _ref;

documentation/js/while.js

@@ -1,17 +1,18 @@
-var lyrics, num, _results;
+var lyrics, num;
 if (this.studyingEconomics) {
   while (supply > demand) {
     buy();
   }
-  while (supply <= demand) {
+  while (!(supply > demand)) {
     sell();
   }
 }
 num = 6;
-lyrics = function() {
+lyrics = (function() {
+  var _results;
   _results = [];
   while (num -= 1) {
     _results.push(num + " little monkeys, jumping on the bed.    One fell out and bumped his head.");
   }
   return _results;
-}();
+})();

examples/underscore.coffee

@@ -1,5 +1,5 @@
 # **Underscore.coffee
-# (c) 2010 Jeremy Ashkenas, DocumentCloud Inc.**
+# (c) 2011 Jeremy Ashkenas, DocumentCloud Inc.**
 # Underscore is freely distributable under the terms of the
 # [MIT license](http://en.wikipedia.org/wiki/MIT_License).
 # Portions of Underscore are inspired by or borrowed from
@@ -85,7 +85,7 @@ _.each = (obj, iterator, context) ->
     else if _.isNumber obj.length
       iterator.call context, obj[i], i, obj for i in [0...obj.length]
     else
-      iterator.call context, val, key, obj  for key, val of obj
+      iterator.call context, val, key, obj  for own key, val of obj
   catch e
     throw e if e isnt breaker
   obj
@@ -176,8 +176,7 @@ _.some = (obj, iterator, context) ->
 # based on `===`.
 _.include = (obj, target) ->
   return _.indexOf(obj, target) isnt -1 if nativeIndexOf and obj.indexOf is nativeIndexOf
-  for key, val of obj
-    return true if val is target
+  return true for own key, val of obj when val is target
   false
 
 
@@ -486,14 +485,14 @@ _.isEqual = (a, b) ->
   # Different object sizes?
   return false if aKeys.length isnt bKeys.length
   # Recursive comparison of contents.
-  return false for all key, val of a when !(key of b) or !_.isEqual(val, b[key])
+  return false for key, val of a when !(key of b) or !_.isEqual(val, b[key])
   true
 
 
 # Is a given array or object empty?
 _.isEmpty = (obj) ->
   return obj.length is 0 if _.isArray(obj) or _.isString(obj)
-  return false for key of obj when hasOwnProperty.call(obj, key)
+  return false for own key of obj
   true
 
 
@@ -654,7 +653,7 @@ addToWrapper = (name, func) ->
     result func.apply(_, args), this._chain
 
 
-# Add all of the Underscore functions to the wrapper object.
+# Add all ofthe Underscore functions to the wrapper object.
 _.mixin _
 
 

lib/browser.js

@@ -12,10 +12,10 @@
     options.bare = true;
     return Function(CoffeeScript.compile(code, options))();
   };
-  if (typeof window == "undefined" || window === null) {
+  if (typeof window === "undefined" || window === null) {
     return;
   }
-  CoffeeScript.load = function(url, options) {
+  CoffeeScript.load = function(url, callback) {
     var xhr;
     xhr = new (window.ActiveXObject || XMLHttpRequest)('Microsoft.XMLHTTP');
     xhr.open('GET', url, true);
@@ -23,25 +23,48 @@
       xhr.overrideMimeType('text/plain');
     }
     xhr.onreadystatechange = function() {
+      var _ref;
       if (xhr.readyState === 4) {
-        return CoffeeScript.run(xhr.responseText, options);
+        if ((_ref = xhr.status) === 0 || _ref === 200) {
+          CoffeeScript.run(xhr.responseText);
+        } else {
+          throw new Error("Could not load " + url);
+        }
+        if (callback) {
+          return callback();
+        }
       }
     };
     return xhr.send(null);
   };
   runScripts = function() {
-    var script, _i, _len, _ref;
-    _ref = document.getElementsByTagName('script');
-    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-      script = _ref[_i];
-      if (script.type === 'text/coffeescript') {
-        if (script.src) {
-          CoffeeScript.load(script.src);
-        } else {
-          CoffeeScript.run(script.innerHTML);
+    var coffees, execute, index, length, s, scripts;
+    scripts = document.getElementsByTagName('script');
+    coffees = (function() {
+      var _i, _len, _results;
+      _results = [];
+      for (_i = 0, _len = scripts.length; _i < _len; _i++) {
+        s = scripts[_i];
+        if (s.type === 'text/coffeescript') {
+          _results.push(s);
         }
       }
-    }
+      return _results;
+    })();
+    index = 0;
+    length = coffees.length;
+    (execute = function() {
+      var script;
+      script = coffees[index++];
+      if ((script != null ? script.type : void 0) === 'text/coffeescript') {
+        if (script.src) {
+          return CoffeeScript.load(script.src, execute);
+        } else {
+          CoffeeScript.run(script.innerHTML);
+          return execute();
+        }
+      }
+    })();
     return null;
   };
   if (window.addEventListener) {

lib/cake.js

@@ -39,7 +39,7 @@
       }
       args = process.argv.slice(2);
       CoffeeScript.run(fs.readFileSync('Cakefile').toString(), {
-        fileName: 'Cakefile'
+        filename: 'Cakefile'
       });
       oparse = new optparse.OptionParser(switches);
       if (!args.length) {

lib/coffee-script.js

@@ -1,13 +1,16 @@
 (function() {
-  var Lexer, compile, fs, lexer, parser, path;
+  var Lexer, RESERVED, compile, fs, lexer, parser, path, vm, _ref;
   fs = require('fs');
   path = require('path');
-  Lexer = require('./lexer').Lexer;
+  vm = require('vm');
+  _ref = require('./lexer'), Lexer = _ref.Lexer, RESERVED = _ref.RESERVED;
   parser = require('./parser').parser;
   if (require.extensions) {
     require.extensions['.coffee'] = function(module, filename) {
       var content;
-      content = compile(fs.readFileSync(filename, 'utf8'));
+      content = compile(fs.readFileSync(filename, 'utf8'), {
+        filename: filename
+      });
       return module._compile(content, filename);
     };
   } else if (require.registerExtension) {
@@ -15,7 +18,8 @@
       return compile(content);
     });
   }
-  exports.VERSION = '0.9.5';
+  exports.VERSION = '1.1.1';
+  exports.RESERVED = RESERVED;
   exports.helpers = require('./helpers');
   exports.compile = compile = function(code, options) {
     if (options == null) {
@@ -24,8 +28,8 @@
     try {
       return (parser.parse(lexer.tokenize(code))).compile(options);
     } catch (err) {
-      if (options.fileName) {
-        err.message = "In " + options.fileName + ", " + err.message;
+      if (options.filename) {
+        err.message = "In " + options.filename + ", " + err.message;
       }
       throw err;
     }
@@ -41,15 +45,19 @@
     }
   };
   exports.run = function(code, options) {
-    var root;
+    var Module, root;
     root = module;
     while (root.parent) {
       root = root.parent;
     }
-    root.filename = fs.realpathSync(options.fileName || '.');
+    root.filename = process.argv[1] = options.filename ? fs.realpathSync(options.filename) : '.';
     if (root.moduleCache) {
       root.moduleCache = {};
     }
+    if (process.binding('natives').module) {
+      Module = require('module').Module;
+      root.paths = Module._nodeModulePaths(path.dirname(options.filename));
+    }
     if (path.extname(root.filename) !== '.coffee' || require.extensions) {
       return root._compile(compile(code, options), root.filename);
     } else {
@@ -57,16 +65,34 @@
     }
   };
   exports.eval = function(code, options) {
-    var __dirname, __filename;
-    __filename = options.fileName;
-    __dirname = path.dirname(__filename);
-    return eval(compile(code, options));
+    var g, js, sandbox;
+    if (options == null) {
+      options = {};
+    }
+    sandbox = options.sandbox;
+    if (!sandbox) {
+      sandbox = {
+        require: require,
+        module: {
+          exports: {}
+        }
+      };
+      for (g in global) {
+        sandbox[g] = global[g];
+      }
+      sandbox.global = sandbox;
+      sandbox.global.global = sandbox.global.root = sandbox.global.GLOBAL = sandbox;
+    }
+    sandbox.__filename = options.filename || 'eval';
+    sandbox.__dirname = path.dirname(sandbox.__filename);
+    js = compile("_=(" + (code.trim()) + ")", options);
+    return vm.runInNewContext(js, sandbox, sandbox.__filename);
   };
   lexer = new Lexer;
   parser.lexer = {
     lex: function() {
-      var tag, _ref;
-      _ref = this.tokens[this.pos++] || [''], tag = _ref[0], this.yytext = _ref[1], this.yylineno = _ref[2];
+      var tag, _ref2;
+      _ref2 = this.tokens[this.pos++] || [''], tag = _ref2[0], this.yytext = _ref2[1], this.yylineno = _ref2[2];
       return tag;
     },
     setInput: function(tokens) {

lib/command.js

@@ -1,5 +1,5 @@
 (function() {
-  var ALL_SWITCHES, BANNER, CoffeeScript, DEPRECATED_SWITCHES, EventEmitter, SWITCHES, compileOptions, compileScript, compileScripts, compileStdio, exec, fs, helpers, lint, optionParser, optparse, opts, parseOptions, path, printTokens, sources, spawn, usage, version, watch, writeJs, _ref;
+  var BANNER, CoffeeScript, EventEmitter, SWITCHES, compileJoin, compileOptions, compileScript, compileScripts, compileStdio, contents, exec, forkNode, fs, helpers, lint, loadRequires, optionParser, optparse, opts, parseOptions, path, printLine, printTokens, printWarn, sources, spawn, usage, version, watch, writeJs, _ref;
   fs = require('fs');
   path = require('path');
   helpers = require('./helpers');
@@ -8,22 +8,32 @@
   _ref = require('child_process'), spawn = _ref.spawn, exec = _ref.exec;
   EventEmitter = require('events').EventEmitter;
   helpers.extend(CoffeeScript, new EventEmitter);
+  printLine = function(line) {
+    return process.stdout.write(line + '\n');
+  };
+  printWarn = function(line) {
+    return process.binding('stdio').writeError(line + '\n');
+  };
   BANNER = 'Usage: coffee [options] path/to/script.coffee';
-  SWITCHES = [['-c', '--compile', 'compile to JavaScript and save as .js files'], ['-i', '--interactive', 'run an interactive CoffeeScript REPL'], ['-o', '--output [DIR]', 'set the directory for compiled JavaScript'], ['-w', '--watch', 'watch scripts for changes, and recompile'], ['-p', '--print', 'print the compiled JavaScript to stdout'], ['-l', '--lint', 'pipe the compiled JavaScript through JSLint'], ['-s', '--stdio', 'listen for and compile scripts over stdio'], ['-e', '--eval', 'compile a string from the command line'], ['-r', '--require [FILE*]', 'require a library before executing your script'], ['-b', '--bare', 'compile without the top-level function wrapper'], ['-t', '--tokens', 'print the tokens that the lexer produces'], ['-n', '--nodes', 'print the parse tree that Jison produces'], ['-v', '--version', 'display CoffeeScript version'], ['-h', '--help', 'display this help message']];
-  DEPRECATED_SWITCHES = [['--no-wrap', 'compile without the top-level function wrapper']];
-  ALL_SWITCHES = SWITCHES.concat(DEPRECATED_SWITCHES);
+  SWITCHES = [['-c', '--compile', 'compile to JavaScript and save as .js files'], ['-i', '--interactive', 'run an interactive CoffeeScript REPL'], ['-o', '--output [DIR]', 'set the directory for compiled JavaScript'], ['-j', '--join [FILE]', 'concatenate the scripts before compiling'], ['-w', '--watch', 'watch scripts for changes, and recompile'], ['-p', '--print', 'print the compiled JavaScript to stdout'], ['-l', '--lint', 'pipe the compiled JavaScript through JavaScript Lint'], ['-s', '--stdio', 'listen for and compile scripts over stdio'], ['-e', '--eval', 'compile a string from the command line'], ['-r', '--require [FILE*]', 'require a library before executing your script'], ['-b', '--bare', 'compile without the top-level function wrapper'], ['-t', '--tokens', 'print the tokens that the lexer produces'], ['-n', '--nodes', 'print the parse tree that Jison produces'], ['--nodejs [ARGS]', 'pass options through to the "node" binary'], ['-v', '--version', 'display CoffeeScript version'], ['-h', '--help', 'display this help message']];
   opts = {};
   sources = [];
+  contents = [];
   optionParser = null;
   exports.run = function() {
-    var flags, separator;
     parseOptions();
+    if (opts.nodejs) {
+      return forkNode();
+    }
     if (opts.help) {
       return usage();
     }
     if (opts.version) {
       return version();
     }
+    if (opts.require) {
+      loadRequires();
+    }
     if (opts.interactive) {
       return require('./repl');
     }
@@ -36,70 +46,65 @@
     if (!sources.length) {
       return require('./repl');
     }
-    separator = sources.indexOf('--');
-    flags = [];
-    if (separator >= 0) {
-      flags = sources.splice(separator + 1);
-      sources.pop();
-    }
     if (opts.run) {
-      flags = sources.splice(1).concat(flags);
+      opts.literals = sources.splice(1).concat(opts.literals);
     }
-    process.ARGV = process.argv = flags;
+    process.ARGV = process.argv = process.argv.slice(0, 2).concat(opts.literals);
+    process.argv[0] = 'coffee';
+    process.execPath = require.main.filename;
     return compileScripts();
   };
   compileScripts = function() {
-    var _fn, _i, _len, _results;
-    _fn = function(source) {
-      var base, compile;
+    var base, compile, source, _i, _len, _results;
+    _results = [];
+    for (_i = 0, _len = sources.length; _i < _len; _i++) {
+      source = sources[_i];
       base = path.join(source);
       compile = function(source, topLevel) {
         return path.exists(source, function(exists) {
-          if (!exists) {
+          if (topLevel && !exists) {
             throw new Error("File not found: " + source);
           }
           return fs.stat(source, function(err, stats) {
+            if (err) {
+              throw err;
+            }
             if (stats.isDirectory()) {
               return fs.readdir(source, function(err, files) {
-                var file, _i, _len, _results;
-                _results = [];
-                for (_i = 0, _len = files.length; _i < _len; _i++) {
-                  file = files[_i];
-                  _results.push(compile(path.join(source, file)));
+                var file, _j, _len2, _results2;
+                _results2 = [];
+                for (_j = 0, _len2 = files.length; _j < _len2; _j++) {
+                  file = files[_j];
+                  _results2.push(compile(path.join(source, file)));
                 }
-                return _results;
+                return _results2;
               });
             } else if (topLevel || path.extname(source) === '.coffee') {
               fs.readFile(source, function(err, code) {
-                return compileScript(source, code.toString(), base);
+                if (opts.join) {
+                  contents[sources.indexOf(source)] = code.toString();
+                  if (helpers.compact(contents).length > 0) {
+                    return compileJoin();
+                  }
+                } else {
+                  return compileScript(source, code.toString(), base);
+                }
               });
-              if (opts.watch) {
+              if (opts.watch && !opts.join) {
                 return watch(source, base);
               }
             }
           });
         });
       };
-      return _results.push(compile(source, true));
-    };
-    _results = [];
-    for (_i = 0, _len = sources.length; _i < _len; _i++) {
-      source = sources[_i];
-      _fn(source);
+      _results.push(compile(source, true));
     }
     return _results;
   };
   compileScript = function(file, input, base) {
-    var o, options, req, t, task, _i, _len, _ref;
+    var o, options, t, task;
     o = opts;
     options = compileOptions(file);
-    if (o.require) {
-      _ref = o.require;
-      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-        req = _ref[_i];
-        require(helpers.starts(req, '.') ? fs.realpathSync(req) : req);
-      }
-    }
     try {
       t = task = {
         file: file,
@@ -110,14 +115,14 @@
       if (o.tokens) {
         return printTokens(CoffeeScript.tokens(t.input));
       } else if (o.nodes) {
-        return console.log(CoffeeScript.nodes(t.input).toString().trim());
+        return printLine(CoffeeScript.nodes(t.input).toString().trim());
       } else if (o.run) {
         return CoffeeScript.run(t.input, t.options);
       } else {
         t.output = CoffeeScript.compile(t.input, t.options);
         CoffeeScript.emit('success', task);
         if (o.print) {
-          return console.log(t.output.trim());
+          return printLine(t.output.trim());
         } else if (o.compile) {
           return writeJs(t.file, t.output, base);
         } else if (o.lint) {
@@ -130,9 +135,9 @@
         return;
       }
       if (o.watch) {
-        return console.log(err.message);
+        return printLine(err.message);
       }
-      console.error(err.stack);
+      printWarn(err.stack);
       return process.exit(1);
     }
   };
@@ -149,6 +154,22 @@
       return compileScript(null, code);
     });
   };
+  compileJoin = function() {
+    var code;
+    code = contents.join('\n');
+    return compileScript(opts.join, code, opts.join);
+  };
+  loadRequires = function() {
+    var realFilename, req, _i, _len, _ref2;
+    realFilename = module.filename;
+    module.filename = '.';
+    _ref2 = opts.require;
+    for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
+      req = _ref2[_i];
+      require(req);
+    }
+    return module.filename = realFilename;
+  };
   watch = function(source, base) {
     return fs.watchFile(source, {
       persistent: true,
@@ -169,7 +190,7 @@
     var baseDir, compile, dir, filename, jsPath, srcDir;
     filename = path.basename(source, path.extname(source)) + '.js';
     srcDir = path.dirname(source);
-    baseDir = srcDir.substring(base.length);
+    baseDir = base === '.' ? srcDir : srcDir.substring(base.length);
     dir = opts.output ? path.join(opts.output, baseDir) : srcDir;
     jsPath = path.join(dir, filename);
     compile = function() {
@@ -178,9 +199,9 @@
       }
       return fs.writeFile(jsPath, js, function(err) {
         if (err) {
-          return console.log(err.message);
+          return printLine(err.message);
         } else if (opts.compile && opts.watch) {
-          return console.log("Compiled " + source);
+          return console.log("" + ((new Date).toLocaleTimeString()) + " - compiled " + source);
         }
       });
     };
@@ -195,7 +216,7 @@
   lint = function(file, js) {
     var conf, jsl, printIt;
     printIt = function(buffer) {
-      return console.log(file + ':\t' + buffer.toString().trim());
+      return printLine(file + ':\t' + buffer.toString().trim());
     };
     conf = __dirname + '/../extras/jsl.conf';
     jsl = spawn('jsl', ['-nologo', '-stdin', '-conf', conf]);
@@ -205,42 +226,49 @@
     return jsl.stdin.end();
   };
   printTokens = function(tokens) {
-    var strings, tag, token, value, _i, _len, _ref, _results;
-    strings = function() {
+    var strings, tag, token, value;
+    strings = (function() {
+      var _i, _len, _ref2, _results;
       _results = [];
       for (_i = 0, _len = tokens.length; _i < _len; _i++) {
         token = tokens[_i];
-        _ref = [token[0], token[1].toString().replace(/\n/, '\\n')], tag = _ref[0], value = _ref[1];
+        _ref2 = [token[0], token[1].toString().replace(/\n/, '\\n')], tag = _ref2[0], value = _ref2[1];
         _results.push("[" + tag + " " + value + "]");
       }
       return _results;
-    }();
-    return console.log(strings.join(' '));
+    })();
+    return printLine(strings.join(' '));
   };
   parseOptions = function() {
     var o;
-    optionParser = new optparse.OptionParser(ALL_SWITCHES, BANNER);
+    optionParser = new optparse.OptionParser(SWITCHES, BANNER);
     o = opts = optionParser.parse(process.argv.slice(2));
     o.compile || (o.compile = !!o.output);
     o.run = !(o.compile || o.print || o.lint);
     o.print = !!(o.print || (o.eval || o.stdio && o.compile));
-    sources = o.arguments;
-    if (opts['no-wrap']) {
-      return console.warn('--no-wrap is deprecated; please use --bare instead.');
-    }
+    return sources = o.arguments;
   };
-  compileOptions = function(fileName) {
+  compileOptions = function(filename) {
     return {
-      fileName: fileName,
-      bare: opts.bare || opts['no-wrap']
+      filename: filename,
+      bare: opts.bare
     };
   };
+  forkNode = function() {
+    var args, nodeArgs;
+    nodeArgs = opts.nodejs.split(/\s+/);
+    args = process.argv.slice(1);
+    args.splice(args.indexOf('--nodejs'), 2);
+    return spawn(process.execPath, nodeArgs.concat(args), {
+      cwd: process.cwd(),
+      env: process.env,
+      customFds: [0, 1, 2]
+    });
+  };
   usage = function() {
-    console.log((new optparse.OptionParser(SWITCHES, BANNER)).help());
-    return process.exit(0);
+    return printLine((new optparse.OptionParser(SWITCHES, BANNER)).help());
   };
   version = function() {
-    console.log("CoffeeScript version " + CoffeeScript.VERSION);
-    return process.exit(0);
+    return printLine("CoffeeScript version " + CoffeeScript.VERSION);
   };
 }).call(this);

lib/grammar.js

@@ -1,5 +1,5 @@
 (function() {
-  var Parser, alt, alternatives, grammar, name, o, operators, token, tokens, unwrap, _i, _j, _len, _len2, _ref, _results;
+  var Parser, alt, alternatives, grammar, name, o, operators, token, tokens, unwrap;
   Parser = require('jison').Parser;
   unwrap = /^function\s*\(\)\s*\{\s*return\s*([\s\S]*);\s*\}/;
   o = function(patternString, action, options) {
@@ -10,18 +10,18 @@
     }
     action = (match = unwrap.exec(action)) ? match[1] : "(" + action + "())";
     action = action.replace(/\bnew /g, '$&yy.');
-    action = action.replace(/\b(?:Expressions\.wrap|extend)\b/g, 'yy.$&');
+    action = action.replace(/\b(?:Block\.wrap|extend)\b/g, 'yy.$&');
     return [patternString, "$$ = " + action + ";", options];
   };
   grammar = {
     Root: [
       o('', function() {
-        return new Expressions;
+        return new Block;
       }), o('Body'), o('Block TERMINATOR')
     ],
     Body: [
       o('Line', function() {
-        return Expressions.wrap([$1]);
+        return Block.wrap([$1]);
       }), o('Body TERMINATOR Line', function() {
         return $1.push($3);
       }), o('Body TERMINATOR')
@@ -34,10 +34,10 @@
     ],
     Expression: [o('Value'), o('Invocation'), o('Code'), o('Operation'), o('Assign'), o('If'), o('Try'), o('While'), o('For'), o('Switch'), o('Class')],
     Block: [
-      o('INDENT Body OUTDENT', function() {
+      o('INDENT OUTDENT', function() {
+        return new Block;
+      }), o('INDENT Body OUTDENT', function() {
         return $2;
-      }), o('INDENT OUTDENT', function() {
-        return new Expressions;
       })
     ],
     Identifier: [
@@ -58,7 +58,12 @@
       }), o('REGEX', function() {
         return new Literal($1);
       }), o('BOOL', function() {
-        return new Literal($1 === 'undefined' ? 'void 0' : $1);
+        var val;
+        val = new Literal($1);
+        if ($1 === 'undefined') {
+          val.isUndefined = true;
+        }
+        return val;
       })
     ],
     Assign: [
@@ -78,7 +83,7 @@
         return new Assign(new Value($1), $4, 'object');
       }), o('Comment')
     ],
-    ObjAssignable: [o('Identifier'), o('AlphaNumeric'), o('Parenthetical'), o('ThisProperty')],
+    ObjAssignable: [o('Identifier'), o('AlphaNumeric'), o('ThisProperty')],
     Return: [
       o('RETURN Expression', function() {
         return new Return($2);
@@ -164,13 +169,11 @@
         return new Access($2, 'proto');
       }), o('::', function() {
         return new Access(new Literal('prototype'));
-      }), o('Index'), o('Slice', function() {
-        return new Slice($1);
-      })
+      }), o('Index')
     ],
     Index: [
-      o('INDEX_START Expression INDEX_END', function() {
-        return new Index($2);
+      o('INDEX_START IndexValue INDEX_END', function() {
+        return $2;
       }), o('INDEX_SOAK  Index', function() {
         return extend($2, {
           soak: true
@@ -181,6 +184,13 @@
         });
       })
     ],
+    IndexValue: [
+      o('Expression', function() {
+        return new Index($1);
+      }), o('Slice', function() {
+        return new Slice($1);
+      })
+    ],
     Object: [
       o('{ AssignList OptComma }', function() {
         return new Obj($2, $1.generated);
@@ -275,12 +285,12 @@
       })
     ],
     Slice: [
-      o('INDEX_START Expression RangeDots Expression INDEX_END', function() {
-        return new Range($2, $4, $3);
-      }), o('INDEX_START Expression RangeDots INDEX_END', function() {
-        return new Range($2, null, $3);
-      }), o('INDEX_START RangeDots Expression INDEX_END', function() {
-        return new Range(null, $3, $2);
+      o('Expression RangeDots Expression', function() {
+        return new Range($1, $3, $2);
+      }), o('Expression RangeDots', function() {
+        return new Range($1, null, $2);
+      }), o('RangeDots Expression', function() {
+        return new Range(null, $2, $1);
       })
     ],
     ArgList: [
@@ -352,9 +362,9 @@
       o('WhileSource Block', function() {
         return $1.addBody($2);
       }), o('Statement  WhileSource', function() {
-        return $2.addBody(Expressions.wrap([$1]));
+        return $2.addBody(Block.wrap([$1]));
       }), o('Expression WhileSource', function() {
-        return $2.addBody(Expressions.wrap([$1]));
+        return $2.addBody(Block.wrap([$1]));
       }), o('Loop', function() {
         return $1;
       })
@@ -363,35 +373,35 @@
       o('LOOP Block', function() {
         return new While(new Literal('true')).addBody($2);
       }), o('LOOP Expression', function() {
-        return new While(new Literal('true')).addBody(Expressions.wrap([$2]));
+        return new While(new Literal('true')).addBody(Block.wrap([$2]));
       })
     ],
     For: [
       o('Statement  ForBody', function() {
-        return new For($1, $2, $2.vars[0], $2.vars[1]);
+        return new For($1, $2);
       }), o('Expression ForBody', function() {
-        return new For($1, $2, $2.vars[0], $2.vars[1]);
+        return new For($1, $2);
       }), o('ForBody    Block', function() {
-        return new For($2, $1, $1.vars[0], $1.vars[1]);
+        return new For($2, $1);
       })
     ],
     ForBody: [
       o('FOR Range', function() {
         return {
-          source: new Value($2),
-          vars: []
+          source: new Value($2)
         };
       }), o('ForStart ForSource', function() {
-        $2.raw = $1.raw;
-        $2.vars = $1;
+        $2.own = $1.own;
+        $2.name = $1[0];
+        $2.index = $1[1];
         return $2;
       })
     ],
     ForStart: [
       o('FOR ForVariables', function() {
         return $2;
-      }), o('FOR ALL ForVariables', function() {
-        $3.raw = true;
+      }), o('FOR OWN ForVariables', function() {
+        $3.own = true;
         return $3;
       })
     ],
@@ -474,36 +484,28 @@
     ],
     IfBlock: [
       o('IF Expression Block', function() {
-        return new If($2, $3);
-      }), o('UNLESS Expression Block', function() {
         return new If($2, $3, {
-          invert: true
+          type: $1
         });
       }), o('IfBlock ELSE IF Expression Block', function() {
-        return $1.addElse(new If($4, $5));
-      }), o('IfBlock ELSE Block', function() {
-        return $1.addElse($3);
+        return $1.addElse(new If($4, $5, {
+          type: $3
+        }));
       })
     ],
     If: [
-      o('IfBlock'), o('Statement  POST_IF Expression', function() {
-        return new If($3, Expressions.wrap([$1]), {
+      o('IfBlock'), o('IfBlock ELSE Block', function() {
+        return $1.addElse($3);
+      }), o('Statement  POST_IF Expression', function() {
+        return new If($3, Block.wrap([$1]), {
+          type: $2,
           statement: true
         });
       }), o('Expression POST_IF Expression', function() {
-        return new If($3, Expressions.wrap([$1]), {
+        return new If($3, Block.wrap([$1]), {
+          type: $2,
           statement: true
         });
-      }), o('Statement  POST_UNLESS Expression', function() {
-        return new If($3, Expressions.wrap([$1]), {
-          statement: true,
-          invert: true
-        });
-      }), o('Expression POST_UNLESS Expression', function() {
-        return new If($3, Expressions.wrap([$1]), {
-          statement: true,
-          invert: true
-        });
       })
     ],
     Operation: [
@@ -556,11 +558,12 @@
       })
     ]
   };
-  operators = [['left', '.', '?.', '::'], ['left', 'CALL_START', 'CALL_END'], ['nonassoc', '++', '--'], ['left', '?'], ['right', 'UNARY'], ['left', 'MATH'], ['left', '+', '-'], ['left', 'SHIFT'], ['left', 'RELATION'], ['left', 'COMPARE'], ['left', 'LOGIC'], ['nonassoc', 'INDENT', 'OUTDENT'], ['right', '=', ':', 'COMPOUND_ASSIGN', 'RETURN', 'THROW', 'EXTENDS'], ['right', 'FORIN', 'FOROF', 'BY', 'WHEN'], ['right', 'IF', 'UNLESS', 'ELSE', 'FOR', 'WHILE', 'UNTIL', 'LOOP', 'SUPER', 'CLASS'], ['right', 'POST_IF', 'POST_UNLESS']];
+  operators = [['left', '.', '?.', '::'], ['left', 'CALL_START', 'CALL_END'], ['nonassoc', '++', '--'], ['left', '?'], ['right', 'UNARY'], ['left', 'MATH'], ['left', '+', '-'], ['left', 'SHIFT'], ['left', 'RELATION'], ['left', 'COMPARE'], ['left', 'LOGIC'], ['nonassoc', 'INDENT', 'OUTDENT'], ['right', '=', ':', 'COMPOUND_ASSIGN', 'RETURN', 'THROW', 'EXTENDS'], ['right', 'FORIN', 'FOROF', 'BY', 'WHEN'], ['right', 'IF', 'ELSE', 'FOR', 'DO', 'WHILE', 'UNTIL', 'LOOP', 'SUPER', 'CLASS'], ['right', 'POST_IF']];
   tokens = [];
   for (name in grammar) {
     alternatives = grammar[name];
-    grammar[name] = function() {
+    grammar[name] = (function() {
+      var _i, _j, _len, _len2, _ref, _results;
       _results = [];
       for (_i = 0, _len = alternatives.length; _i < _len; _i++) {
         alt = alternatives[_i];
@@ -577,7 +580,7 @@
         _results.push(alt);
       }
       return _results;
-    }();
+    })();
   }
   exports.parser = new Parser({
     tokens: tokens.join(' '),

lib/helpers.js

@@ -19,10 +19,13 @@
     }
     return _results;
   };
-  exports.count = function(string, letter) {
+  exports.count = function(string, substr) {
     var num, pos;
     num = pos = 0;
-    while (pos = 1 + string.indexOf(letter, pos)) {
+    if (!substr.length) {
+      return 1 / 0;
+    }
+    while (pos = 1 + string.indexOf(substr, pos)) {
       num++;
     }
     return num;

lib/index.js

@@ -1,9 +1,7 @@
 (function() {
   var key, val, _ref;
-  var __hasProp = Object.prototype.hasOwnProperty;
   _ref = require('./coffee-script');
   for (key in _ref) {
-    if (!__hasProp.call(_ref, key)) continue;
     val = _ref[key];
     exports[key] = val;
   }

lib/lexer.js

@@ -1,5 +1,5 @@
 (function() {
-  var ASSIGNED, BOOL, CALLABLE, CODE, COFFEE_ALIASES, COFFEE_KEYWORDS, COMMENT, COMPARE, COMPOUND_ASSIGN, HEREDOC, HEREDOC_INDENT, HEREGEX, HEREGEX_OMIT, IDENTIFIER, INDEXABLE, JSTOKEN, JS_FORBIDDEN, JS_KEYWORDS, LINE_BREAK, LINE_CONTINUER, LOGIC, Lexer, MATH, MULTILINER, MULTI_DENT, NOT_REGEX, NOT_SPACED_REGEX, NO_NEWLINE, NUMBER, OPERATOR, REGEX, RELATION, RESERVED, Rewriter, SHIFT, SIMPLESTR, TRAILING_SPACES, UNARY, WHITESPACE, compact, count, last, op, starts, _ref;
+  var ASSIGNED, BOOL, CALLABLE, CODE, COFFEE_ALIASES, COFFEE_ALIAS_MAP, COFFEE_KEYWORDS, COMMENT, COMPARE, COMPOUND_ASSIGN, HEREDOC, HEREDOC_ILLEGAL, HEREDOC_INDENT, HEREGEX, HEREGEX_OMIT, IDENTIFIER, INDEXABLE, JSTOKEN, JS_FORBIDDEN, JS_KEYWORDS, LINE_BREAK, LINE_CONTINUER, LOGIC, Lexer, MATH, MULTILINER, MULTI_DENT, NOT_REGEX, NOT_SPACED_REGEX, NO_NEWLINE, NUMBER, OPERATOR, REGEX, RELATION, RESERVED, Rewriter, SHIFT, SIMPLESTR, TRAILING_SPACES, UNARY, WHITESPACE, compact, count, key, last, starts, _ref;
   var __indexOf = Array.prototype.indexOf || function(item) {
     for (var i = 0, l = this.length; i < l; i++) {
       if (this[i] === item) return i;
@@ -8,13 +8,16 @@
   };
   Rewriter = require('./rewriter').Rewriter;
   _ref = require('./helpers'), count = _ref.count, starts = _ref.starts, compact = _ref.compact, last = _ref.last;
-  exports.Lexer = Lexer = function() {
+  exports.Lexer = Lexer = (function() {
     function Lexer() {}
     Lexer.prototype.tokenize = function(code, opts) {
       var i;
       if (opts == null) {
         opts = {};
       }
+      if (WHITESPACE.test(code)) {
+        code = "\n" + code;
+      }
       code = code.replace(/\r/g, '').replace(TRAILING_SPACES, '');
       this.code = code;
       this.line = opts.line || 0;
@@ -34,29 +37,31 @@
       return (new Rewriter).rewrite(this.tokens);
     };
     Lexer.prototype.identifierToken = function() {
-      var colon, forcedIdentifier, id, input, match, prev, tag, _ref, _ref2;
+      var colon, forcedIdentifier, id, input, match, prev, tag, _ref2, _ref3;
       if (!(match = IDENTIFIER.exec(this.chunk))) {
         return 0;
       }
       input = match[0], id = match[1], colon = match[2];
-      if (id === 'all' && this.tag() === 'FOR') {
-        this.token('ALL', id);
+      if (id === 'own' && this.tag() === 'FOR') {
+        this.token('OWN', id);
         return id.length;
       }
-      forcedIdentifier = colon || (prev = last(this.tokens)) && !prev.spaced && ((_ref = prev[0]) === '.' || _ref === '?.' || _ref === '@' || _ref === '::');
+      forcedIdentifier = colon || (prev = last(this.tokens)) && (((_ref2 = prev[0]) === '.' || _ref2 === '?.' || _ref2 === '::') || !prev.spaced && prev[0] === '@');
       tag = 'IDENTIFIER';
       if (__indexOf.call(JS_KEYWORDS, id) >= 0 || !forcedIdentifier && __indexOf.call(COFFEE_KEYWORDS, id) >= 0) {
         tag = id.toUpperCase();
-        if (tag === 'WHEN' && (_ref2 = this.tag(), __indexOf.call(LINE_BREAK, _ref2) >= 0)) {
+        if (tag === 'WHEN' && (_ref3 = this.tag(), __indexOf.call(LINE_BREAK, _ref3) >= 0)) {
           tag = 'LEADING_WHEN';
         } else if (tag === 'FOR') {
           this.seenFor = true;
+        } else if (tag === 'UNLESS') {
+          tag = 'IF';
         } else if (__indexOf.call(UNARY, tag) >= 0) {
           tag = 'UNARY';
         } else if (__indexOf.call(RELATION, tag) >= 0) {
           if (tag !== 'INSTANCEOF' && this.seenFor) {
-            this.seenFor = false;
             tag = 'FOR' + tag;
+            this.seenFor = false;
           } else {
             tag = 'RELATION';
             if (this.value() === '!') {
@@ -76,10 +81,10 @@
         }
       }
       if (!forcedIdentifier) {
-        if (COFFEE_ALIASES.hasOwnProperty(id)) {
-          id = COFFEE_ALIASES[id];
+        if (__indexOf.call(COFFEE_ALIASES, id) >= 0) {
+          id = COFFEE_ALIAS_MAP[id];
         }
-        tag = function() {
+        tag = (function() {
           switch (id) {
             case '!':
               return 'UNARY';
@@ -101,7 +106,7 @@
             default:
               return tag;
           }
-        }();
+        })();
       }
       this.token(tag, id);
       if (colon) {
@@ -128,7 +133,7 @@
           this.token('STRING', (string = match[0]).replace(MULTILINER, '\\\n'));
           break;
         case '"':
-          if (!(string = this.balancedString(this.chunk, [['"', '"'], ['#{', '}']]))) {
+          if (!(string = this.balancedString(this.chunk, '"'))) {
             return 0;
           }
           if (0 < string.indexOf('#{', 1)) {
@@ -170,7 +175,6 @@
         return 0;
       }
       comment = match[0], here = match[1];
-      this.line += count(comment, '\n');
       if (here) {
         this.token('HERECOMMENT', this.sanitizeHeredoc(here, {
           herecomment: true,
@@ -178,6 +182,7 @@
         }));
         this.token('TERMINATOR', '\n');
       }
+      this.line += count(comment, '\n');
       return comment.length;
     };
     Lexer.prototype.jsToken = function() {
@@ -189,7 +194,7 @@
       return script.length;
     };
     Lexer.prototype.regexToken = function() {
-      var match, prev, regex, _ref;
+      var match, prev, regex, _ref2;
       if (this.chunk.charAt(0) !== '/') {
         return 0;
       }
@@ -197,7 +202,7 @@
         return this.heregexToken(match);
       }
       prev = last(this.tokens);
-      if (prev && (_ref = prev[0], __indexOf.call((prev.spaced ? NOT_REGEX : NOT_SPACED_REGEX), _ref) >= 0)) {
+      if (prev && (_ref2 = prev[0], __indexOf.call((prev.spaced ? NOT_REGEX : NOT_SPACED_REGEX), _ref2) >= 0)) {
         return 0;
       }
       if (!(match = REGEX.exec(this.chunk))) {
@@ -208,7 +213,7 @@
       return regex.length;
     };
     Lexer.prototype.heregexToken = function(match) {
-      var body, flags, heregex, re, tag, tokens, value, _i, _len, _ref, _ref2, _ref3, _this;
+      var body, flags, heregex, re, tag, tokens, value, _i, _len, _ref2, _ref3, _ref4, _ref5;
       heregex = match[0], body = match[1], flags = match[2];
       if (0 > body.indexOf('#{')) {
         re = body.replace(HEREGEX_OMIT, '').replace(/\//g, '\\/');
@@ -218,11 +223,11 @@
       this.token('IDENTIFIER', 'RegExp');
       this.tokens.push(['CALL_START', '(']);
       tokens = [];
-      _ref = this.interpolateString(body, {
+      _ref2 = this.interpolateString(body, {
         regex: true
       });
-      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-        _ref2 = _ref[_i], tag = _ref2[0], value = _ref2[1];
+      for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
+        _ref3 = _ref2[_i], tag = _ref3[0], value = _ref3[1];
         if (tag === 'TOKENS') {
           tokens.push.apply(tokens, value);
         } else {
@@ -235,10 +240,10 @@
         tokens.push(['+', '+']);
       }
       tokens.pop();
-      if (((_ref3 = tokens[0]) != null ? _ref3[0] : void 0) !== 'STRING') {
+      if (((_ref4 = tokens[0]) != null ? _ref4[0] : void 0) !== 'STRING') {
         this.tokens.push(['STRING', '""'], ['+', '+']);
       }
-      (_this = this.tokens).push.apply(_this, tokens);
+      (_ref5 = this.tokens).push.apply(_ref5, tokens);
       if (flags) {
         this.tokens.push([',', ','], ['STRING', '"' + flags + '"']);
       }
@@ -335,7 +340,7 @@
       return this;
     };
     Lexer.prototype.literalToken = function() {
-      var match, prev, tag, value, _ref, _ref2, _ref3, _ref4;
+      var match, prev, tag, value, _ref2, _ref3, _ref4, _ref5;
       if (match = OPERATOR.exec(this.chunk)) {
         value = match[0];
         if (CODE.test(value)) {
@@ -347,10 +352,10 @@
       tag = value;
       prev = last(this.tokens);
       if (value === '=' && prev) {
-        if (!prev[1].reserved && (_ref = prev[1], __indexOf.call(JS_FORBIDDEN, _ref) >= 0)) {
+        if (!prev[1].reserved && (_ref2 = prev[1], __indexOf.call(JS_FORBIDDEN, _ref2) >= 0)) {
           this.assignmentError();
         }
-        if ((_ref2 = prev[1]) === '||' || _ref2 === '&&') {
+        if ((_ref3 = prev[1]) === '||' || _ref3 === '&&') {
           prev[0] = 'COMPOUND_ASSIGN';
           prev[1] += '=';
           return value.length;
@@ -371,12 +376,12 @@
       } else if (__indexOf.call(LOGIC, value) >= 0 || value === '?' && (prev != null ? prev.spaced : void 0)) {
         tag = 'LOGIC';
       } else if (prev && !prev.spaced) {
-        if (value === '(' && (_ref3 = prev[0], __indexOf.call(CALLABLE, _ref3) >= 0)) {
+        if (value === '(' && (_ref4 = prev[0], __indexOf.call(CALLABLE, _ref4) >= 0)) {
           if (prev[0] === '?') {
             prev[0] = 'FUNC_EXIST';
           }
           tag = 'CALL_START';
-        } else if (value === '[' && (_ref4 = prev[0], __indexOf.call(INDEXABLE, _ref4) >= 0)) {
+        } else if (value === '[' && (_ref5 = prev[0], __indexOf.call(INDEXABLE, _ref5) >= 0)) {
           tag = 'INDEX_START';
           switch (prev[0]) {
             case '?':
@@ -391,15 +396,19 @@
       return value.length;
     };
     Lexer.prototype.sanitizeHeredoc = function(doc, options) {
-      var attempt, herecomment, indent, match, _ref;
+      var attempt, herecomment, indent, match, _ref2;
       indent = options.indent, herecomment = options.herecomment;
-      if (herecomment && 0 > doc.indexOf('\n')) {
-        return doc;
-      }
-      if (!herecomment) {
+      if (herecomment) {
+        if (HEREDOC_ILLEGAL.test(doc)) {
+          throw new Error("block comment cannot contain \"*/\", starting on line " + (this.line + 1));
+        }
+        if (doc.indexOf('\n') <= 0) {
+          return doc;
+        }
+      } else {
         while (match = HEREDOC_INDENT.exec(doc)) {
           attempt = match[1];
-          if (indent === null || (0 < (_ref = attempt.length) && _ref < indent.length)) {
+          if (indent === null || (0 < (_ref2 = attempt.length) && _ref2 < indent.length)) {
             indent = attempt;
           }
         }
@@ -430,7 +439,7 @@
           case 'CALL_START':
             if (stack.length) {
               stack.pop();
-            } else {
+            } else if (tok[0] === '(') {
               tok[0] = 'PARAM_START';
               return this;
             }
@@ -447,38 +456,35 @@
     Lexer.prototype.assignmentError = function() {
       throw SyntaxError("Reserved word \"" + (this.value()) + "\" on line " + (this.line + 1) + " can't be assigned");
     };
-    Lexer.prototype.balancedString = function(str, delimited, options) {
-      var i, open, pair, stack, _i, _len, _ref;
-      if (options == null) {
-        options = {};
-      }
-      stack = [delimited[0]];
-      for (i = 1, _ref = str.length; (1 <= _ref ? i < _ref : i > _ref); (1 <= _ref ? i += 1 : i -= 1)) {
-        switch (str.charAt(i)) {
+    Lexer.prototype.balancedString = function(str, end) {
+      var i, letter, prev, stack, _ref2;
+      stack = [end];
+      for (i = 1, _ref2 = str.length; 1 <= _ref2 ? i < _ref2 : i > _ref2; 1 <= _ref2 ? i++ : i--) {
+        switch (letter = str.charAt(i)) {
           case '\\':
             i++;
             continue;
-            break;
-          case stack[stack.length - 1][1]:
+          case end:
             stack.pop();
             if (!stack.length) {
               return str.slice(0, i + 1);
             }
+            end = stack[stack.length - 1];
             continue;
         }
-        for (_i = 0, _len = delimited.length; _i < _len; _i++) {
-          pair = delimited[_i];
-          if ((open = pair[0]) === str.substr(i, open.length)) {
-            stack.push(pair);
-            i += open.length - 1;
-            break;
-          }
+        if (end === '}' && (letter === '"' || letter === "'")) {
+          stack.push(end = letter);
+        } else if (end === '}' && letter === '{') {
+          stack.push(end = '}');
+        } else if (end === '"' && prev === '#' && letter === '{') {
+          stack.push(end = '}');
         }
+        prev = letter;
       }
-      throw new Error("unterminated " + (stack.pop()[0]) + " on line " + (this.line + 1));
+      throw new Error("missing " + (stack.pop()) + ", starting on line " + (this.line + 1));
     };
     Lexer.prototype.interpolateString = function(str, options) {
-      var expr, heredoc, i, inner, interpolated, letter, nested, pi, regex, tag, tokens, value, _len, _ref, _ref2, _this;
+      var expr, heredoc, i, inner, interpolated, len, letter, nested, pi, regex, tag, tokens, value, _len, _ref2, _ref3, _ref4;
       if (options == null) {
         options = {};
       }
@@ -491,7 +497,7 @@
           i += 1;
           continue;
         }
-        if (!(letter === '#' && str.charAt(i + 1) === '{' && (expr = this.balancedString(str.slice(i + 1), [['{', '}']])))) {
+        if (!(letter === '#' && str.charAt(i + 1) === '{' && (expr = this.balancedString(str.slice(i + 1), '}')))) {
           continue;
         }
         if (pi < i) {
@@ -504,19 +510,21 @@
             rewrite: false
           });
           nested.pop();
-          if (((_ref = nested[0]) != null ? _ref[0] : void 0) === 'TERMINATOR') {
+          if (((_ref2 = nested[0]) != null ? _ref2[0] : void 0) === 'TERMINATOR') {
             nested.shift();
           }
-          if (nested.length > 1) {
-            nested.unshift(['(', '(']);
-            nested.push([')', ')']);
+          if (len = nested.length) {
+            if (len > 1) {
+              nested.unshift(['(', '(']);
+              nested.push([')', ')']);
+            }
+            tokens.push(['TOKENS', nested]);
           }
-          tokens.push(['TOKENS', nested]);
         }
         i += expr.length;
         pi = i + 1;
       }
-      if (i > pi && pi < str.length) {
+      if ((i > pi && pi < str.length)) {
         tokens.push(['NEOSTRING', str.slice(pi)]);
       }
       if (regex) {
@@ -532,12 +540,12 @@
         this.token('(', '(');
       }
       for (i = 0, _len = tokens.length; i < _len; i++) {
-        _ref2 = tokens[i], tag = _ref2[0], value = _ref2[1];
+        _ref3 = tokens[i], tag = _ref3[0], value = _ref3[1];
         if (i) {
           this.token('+', '+');
         }
         if (tag === 'TOKENS') {
-          (_this = this.tokens).push.apply(_this, value);
+          (_ref4 = this.tokens).push.apply(_ref4, value);
         } else {
           this.token('STRING', this.makeString(value, '"', heredoc));
         }
@@ -580,10 +588,10 @@
       return quote + this.escapeLines(body, heredoc) + quote;
     };
     return Lexer;
-  }();
-  JS_KEYWORDS = ['true', 'false', 'null', 'this', 'new', 'delete', 'typeof', 'in', 'instanceof', 'return', 'throw', 'break', 'continue', 'debugger', 'if', 'else', 'switch', 'for', 'while', 'try', 'catch', 'finally', 'class', 'extends', 'super'];
+  })();
+  JS_KEYWORDS = ['true', 'false', 'null', 'this', 'new', 'delete', 'typeof', 'in', 'instanceof', 'return', 'throw', 'break', 'continue', 'debugger', 'if', 'else', 'switch', 'for', 'while', 'do', 'try', 'catch', 'finally', 'class', 'extends', 'super'];
   COFFEE_KEYWORDS = ['undefined', 'then', 'unless', 'until', 'loop', 'of', 'by', 'when'];
-  for (op in COFFEE_ALIASES = {
+  COFFEE_ALIAS_MAP = {
     and: '&&',
     or: '||',
     is: '==',
@@ -593,32 +601,41 @@
     no: 'false',
     on: 'true',
     off: 'false'
-  }) {
-    COFFEE_KEYWORDS.push(op);
-  }
-  RESERVED = ['case', 'default', 'function', 'var', 'void', 'with', 'do', 'const', 'let', 'enum', 'export', 'import', 'native', '__hasProp', '__extends', '__slice'];
+  };
+  COFFEE_ALIASES = (function() {
+    var _results;
+    _results = [];
+    for (key in COFFEE_ALIAS_MAP) {
+      _results.push(key);
+    }
+    return _results;
+  })();
+  COFFEE_KEYWORDS = COFFEE_KEYWORDS.concat(COFFEE_ALIASES);
+  RESERVED = ['case', 'default', 'function', 'var', 'void', 'with', 'const', 'let', 'enum', 'export', 'import', 'native', '__hasProp', '__extends', '__slice', '__bind', '__indexOf'];
   JS_FORBIDDEN = JS_KEYWORDS.concat(RESERVED);
-  IDENTIFIER = /^([$A-Za-z_][$\w]*)([^\n\S]*:(?!:))?/;
+  exports.RESERVED = RESERVED.concat(JS_KEYWORDS).concat(COFFEE_KEYWORDS);
+  IDENTIFIER = /^([$A-Za-z_\x7f-\uffff][$\w\x7f-\uffff]*)([^\n\S]*:(?!:))?/;
   NUMBER = /^0x[\da-f]+|^(?:\d+(\.\d+)?|\.\d+)(?:e[+-]?\d+)?/i;
   HEREDOC = /^("""|''')([\s\S]*?)(?:\n[^\n\S]*)?\1/;
   OPERATOR = /^(?:[-=]>|[-+*\/%<>&|^!?=]=|>>>=?|([-+:])\1|([&|<>])\2=?|\?\.|\.{2,3})/;
   WHITESPACE = /^[^\n\S]+/;
-  COMMENT = /^###([^#][\s\S]*?)(?:###[^\n\S]*\n|(?:###)?$)|^(?:\s*#(?!##[^#]).*)+/;
+  COMMENT = /^###([^#][\s\S]*?)(?:###[^\n\S]*|(?:###)?$)|^(?:\s*#(?!##[^#]).*)+/;
   CODE = /^[-=]>/;
   MULTI_DENT = /^(?:\n[^\n\S]*)+/;
   SIMPLESTR = /^'[^\\']*(?:\\.[^\\']*)*'/;
   JSTOKEN = /^`[^\\`]*(?:\\.[^\\`]*)*`/;
-  REGEX = /^\/(?!\s)[^[\/\n\\]*(?:(?:\\[\s\S]|\[[^\]\n\\]*(?:\\[\s\S][^\]\n\\]*)*])[^[\/\n\\]*)*\/[imgy]{0,4}(?!\w)/;
+  REGEX = /^\/(?![\s=])[^[\/\n\\]*(?:(?:\\[\s\S]|\[[^\]\n\\]*(?:\\[\s\S][^\]\n\\]*)*])[^[\/\n\\]*)*\/[imgy]{0,4}(?!\w)/;
   HEREGEX = /^\/{3}([\s\S]+?)\/{3}([imgy]{0,4})(?!\w)/;
   HEREGEX_OMIT = /\s+(?:#.*)?/g;
   MULTILINER = /\n/g;
   HEREDOC_INDENT = /\n+([^\n\S]*)/g;
-  ASSIGNED = /^\s*@?([$A-Za-z_][$\w]*|['"].*['"])[^\n\S]*?[:=][^:=>]/;
-  LINE_CONTINUER = /^\s*(?:,|\??\.(?!\.)|::)/;
+  HEREDOC_ILLEGAL = /\*\//;
+  ASSIGNED = /^\s*@?([$A-Za-z_][$\w\x7f-\uffff]*|['"].*['"])[^\n\S]*?[:=][^:=>]/;
+  LINE_CONTINUER = /^\s*(?:,|\??\.(?![.\d])|::)/;
   TRAILING_SPACES = /\s+$/;
   NO_NEWLINE = /^(?:[-+*&|\/%=<>!.\\][<>=&|]*|and|or|is(?:nt)?|n(?:ot|ew)|delete|typeof|instanceof)$/;
   COMPOUND_ASSIGN = ['-=', '+=', '/=', '*=', '%=', '||=', '&&=', '?=', '<<=', '>>=', '>>>=', '&=', '^=', '|='];
-  UNARY = ['!', '~', 'NEW', 'TYPEOF', 'DELETE'];
+  UNARY = ['!', '~', 'NEW', 'TYPEOF', 'DELETE', 'DO'];
   LOGIC = ['&&', '||', '&', '|', '^'];
   SHIFT = ['<<', '>>', '>>>'];
   COMPARE = ['==', '!=', '<', '>', '<=', '>='];

lib/optparse.js

@@ -1,6 +1,6 @@
 (function() {
   var LONG_FLAG, MULTI_FLAG, OPTIONAL, OptionParser, SHORT_FLAG, buildRule, buildRules, normalizeArguments;
-  exports.OptionParser = OptionParser = function() {
+  exports.OptionParser = OptionParser = (function() {
     function OptionParser(rules, banner) {
       this.banner = banner;
       this.rules = buildRules(rules);
@@ -8,11 +8,16 @@
     OptionParser.prototype.parse = function(args) {
       var arg, i, isOption, matchedRule, options, rule, value, _i, _len, _len2, _ref;
       options = {
-        arguments: []
+        arguments: [],
+        literals: []
       };
       args = normalizeArguments(args);
       for (i = 0, _len = args.length; i < _len; i++) {
         arg = args[i];
+        if (arg === '--') {
+          options.literals = args.slice(i + 1);
+          break;
+        }
         isOption = !!(arg.match(LONG_FLAG) || arg.match(SHORT_FLAG));
         matchedRule = false;
         _ref = this.rules;
@@ -37,7 +42,7 @@
     };
     OptionParser.prototype.help = function() {
       var letPart, lines, rule, spaces, _i, _len, _ref;
-      lines = ['Available options:'];
+      lines = [];
       if (this.banner) {
         lines.unshift("" + this.banner + "\n");
       }
@@ -52,7 +57,7 @@
       return "\n" + (lines.join('\n')) + "\n";
     };
     return OptionParser;
-  }();
+  })();
   LONG_FLAG = /^(--\w[\w\-]+)/;
   SHORT_FLAG = /^(-\w)/;
   MULTI_FLAG = /^-(\w{2,})/;
@@ -65,7 +70,7 @@
       if (tuple.length < 3) {
         tuple.unshift(null);
       }
-      _results.push(buildRule.apply(buildRule, tuple));
+      _results.push(buildRule.apply(null, tuple));
     }
     return _results;
   };

lib/repl.js

@@ -1,37 +1,113 @@
 (function() {
-  var CoffeeScript, helpers, readline, repl, run, stdio;
+  var ACCESSOR, CoffeeScript, SIMPLEVAR, Script, autocomplete, backlog, completeAttribute, completeVariable, enableColours, error, getCompletions, getPropertyNames, inspect, readline, repl, run, stdin, stdout;
+  var __hasProp = Object.prototype.hasOwnProperty;
   CoffeeScript = require('./coffee-script');
-  helpers = require('./helpers');
   readline = require('readline');
-  stdio = process.openStdin();
-  helpers.extend(global, {
-    quit: function() {
-      return process.exit(0);
-    }
-  });
-  run = function(buffer) {
-    var val;
-    try {
-      val = CoffeeScript.eval(buffer.toString(), {
-        bare: true,
-        globals: true,
-        fileName: 'repl'
-      });
-      if (val !== void 0) {
-        console.log(val);
-      }
-    } catch (err) {
-      console.error(err.stack || err.toString());
-    }
-    return repl.prompt();
+  inspect = require('util').inspect;
+  Script = require('vm').Script;
+  enableColours = false;
+  if (process.platform !== 'win32') {
+    enableColours = !process.env.NODE_DISABLE_COLORS;
+  }
+  stdin = process.openStdin();
+  stdout = process.stdout;
+  error = function(err) {
+    return stdout.write((err.stack || err.toString()) + '\n\n');
   };
-  repl = readline.createInterface(stdio);
+  backlog = '';
+  run = (function() {
+    var g, sandbox;
+    sandbox = {
+      require: require,
+      module: {
+        exports: {}
+      }
+    };
+    for (g in global) {
+      sandbox[g] = global[g];
+    }
+    sandbox.global = sandbox;
+    sandbox.global.global = sandbox.global.root = sandbox.global.GLOBAL = sandbox;
+    return function(buffer) {
+      var code, val;
+      code = backlog += '\n' + buffer.toString();
+      if (code[code.length - 1] === '\\') {
+        return backlog = backlog.slice(0, backlog.length - 1);
+      }
+      backlog = '';
+      try {
+        val = CoffeeScript.eval(code, {
+          sandbox: sandbox,
+          bare: true,
+          filename: 'repl'
+        });
+        if (val !== void 0) {
+          process.stdout.write(inspect(val, false, 2, enableColours) + '\n');
+        }
+      } catch (err) {
+        error(err);
+      }
+      return repl.prompt();
+    };
+  })();
+  ACCESSOR = /\s*([\w\.]+)(?:\.(\w*))$/;
+  SIMPLEVAR = /\s*(\w*)$/i;
+  autocomplete = function(text) {
+    return completeAttribute(text) || completeVariable(text) || [[], text];
+  };
+  completeAttribute = function(text) {
+    var all, completions, match, obj, prefix, val;
+    if (match = text.match(ACCESSOR)) {
+      all = match[0], obj = match[1], prefix = match[2];
+      try {
+        val = Script.runInThisContext(obj);
+      } catch (error) {
+        return [[], text];
+      }
+      completions = getCompletions(prefix, getPropertyNames(val));
+      return [completions, prefix];
+    }
+  };
+  completeVariable = function(text) {
+    var completions, free, scope, _ref;
+    if (free = (_ref = text.match(SIMPLEVAR)) != null ? _ref[1] : void 0) {
+      scope = Script.runInThisContext('this');
+      completions = getCompletions(free, CoffeeScript.RESERVED.concat(getPropertyNames(scope)));
+      return [completions, free];
+    }
+  };
+  getCompletions = function(prefix, candidates) {
+    var el, _i, _len, _results;
+    _results = [];
+    for (_i = 0, _len = candidates.length; _i < _len; _i++) {
+      el = candidates[_i];
+      if (el.indexOf(prefix) === 0) {
+        _results.push(el);
+      }
+    }
+    return _results;
+  };
+  getPropertyNames = function(obj) {
+    var name, _results;
+    _results = [];
+    for (name in obj) {
+      if (!__hasProp.call(obj, name)) continue;
+      _results.push(name);
+    }
+    return _results;
+  };
+  process.on('uncaughtException', error);
+  if (readline.createInterface.length < 3) {
+    repl = readline.createInterface(stdin, autocomplete);
+    stdin.on('data', function(buffer) {
+      return repl.write(buffer);
+    });
+  } else {
+    repl = readline.createInterface(stdin, stdout, autocomplete);
+  }
   repl.setPrompt('coffee> ');
-  stdio.on('data', function(buffer) {
-    return repl.write(buffer);
-  });
   repl.on('close', function() {
-    return stdio.destroy();
+    return stdin.destroy();
   });
   repl.on('line', run);
   repl.prompt();

lib/rewriter.js

@@ -1,12 +1,12 @@
 (function() {
-  var BALANCED_PAIRS, EXPRESSION_CLOSE, EXPRESSION_END, EXPRESSION_START, IMPLICIT_BLOCK, IMPLICIT_CALL, IMPLICIT_END, IMPLICIT_FUNC, IMPLICIT_UNSPACED_CALL, INVERSES, LINEBREAKS, Rewriter, SINGLE_CLOSERS, SINGLE_LINERS, left, rite, _i, _len, _ref;
+  var BALANCED_PAIRS, EXPRESSION_CLOSE, EXPRESSION_END, EXPRESSION_START, IMPLICIT_BLOCK, IMPLICIT_CALL, IMPLICIT_END, IMPLICIT_FUNC, IMPLICIT_UNSPACED_CALL, INVERSES, LINEBREAKS, SINGLE_CLOSERS, SINGLE_LINERS, left, rite, _i, _len, _ref;
   var __indexOf = Array.prototype.indexOf || function(item) {
     for (var i = 0, l = this.length; i < l; i++) {
       if (this[i] === item) return i;
     }
     return -1;
   }, __slice = Array.prototype.slice;
-  exports.Rewriter = Rewriter = function() {
+  exports.Rewriter = (function() {
     function Rewriter() {}
     Rewriter.prototype.rewrite = function(tokens) {
       this.tokens = tokens;
@@ -113,18 +113,21 @@
       startIndent = 0;
       condition = function(token, i) {
         var one, tag, three, two, _ref, _ref2;
-        _ref = this.tokens, one = _ref[i + 1], two = _ref[i + 2], three = _ref[i + 3];
+        _ref = this.tokens.slice(i + 1, (i + 3 + 1) || 9e9), one = _ref[0], two = _ref[1], three = _ref[2];
         if ('HERECOMMENT' === (one != null ? one[0] : void 0)) {
           return false;
         }
         tag = token[0];
-        return ((tag === 'TERMINATOR' || tag === 'OUTDENT') && !((two != null ? two[0] : void 0) === ':' || (one != null ? one[0] : void 0) === '@' && (three != null ? three[0] : void 0) === ':')) || (tag === ',' && one && ((_ref2 = one[0]) !== 'IDENTIFIER' && _ref2 !== 'NUMBER' && _ref2 !== 'STRING' && _ref2 !== '@' && _ref2 !== 'TERMINATOR' && _ref2 !== 'OUTDENT' && _ref2 !== '('));
+        return ((tag === 'TERMINATOR' || tag === 'OUTDENT') && !((two != null ? two[0] : void 0) === ':' || (one != null ? one[0] : void 0) === '@' && (three != null ? three[0] : void 0) === ':')) || (tag === ',' && one && ((_ref2 = one[0]) !== 'IDENTIFIER' && _ref2 !== 'NUMBER' && _ref2 !== 'STRING' && _ref2 !== '@' && _ref2 !== 'TERMINATOR' && _ref2 !== 'OUTDENT'));
       };
       action = function(token, i) {
-        return this.tokens.splice(i, 0, ['}', '}', token[2]]);
+        var tok;
+        tok = ['}', '}', token[2]];
+        tok.generated = true;
+        return this.tokens.splice(i, 0, tok);
       };
       return this.scanTokens(function(token, i, tokens) {
-        var ago1, ago2, idx, tag, tok, value, _ref, _ref2;
+        var ago, idx, tag, tok, value, _ref, _ref2;
         if (_ref = (tag = token[0]), __indexOf.call(EXPRESSION_START, _ref) >= 0) {
           stack.push([(tag === 'INDENT' && this.tag(i - 1) === '{' ? '{' : tag), i]);
           return 1;
@@ -133,12 +136,12 @@
           start = stack.pop();
           return 1;
         }
-        if (!(tag === ':' && ((ago2 = this.tag(i - 2)) === ':' || (ago1 = this.tag(i - 1)) === ')' && this.tag(start[1] - 1) === ':' || ((_ref2 = stack[stack.length - 1]) != null ? _ref2[0] : void 0) !== '{'))) {
+        if (!(tag === ':' && ((ago = this.tag(i - 2)) === ':' || ((_ref2 = stack[stack.length - 1]) != null ? _ref2[0] : void 0) !== '{'))) {
           return 1;
         }
         stack.push(['{']);
-        idx = ago1 === ')' ? start[1] : ago2 === '@' ? i - 2 : i - 1;
-        if (this.tag(idx - 2) === 'HERECOMMENT') {
+        idx = ago === '@' ? i - 2 : i - 1;
+        while (this.tag(idx - 2) === 'HERECOMMENT') {
           idx -= 2;
         }
         value = new String('{');
@@ -159,13 +162,13 @@
         return this.tokens.splice(idx, 0, ['CALL_END', ')', token[2]]);
       };
       return this.scanTokens(function(token, i, tokens) {
-        var callObject, next, prev, seenSingle, tag, _ref, _ref2;
+        var callObject, current, next, prev, seenSingle, tag, _ref, _ref2, _ref3;
         tag = token[0];
-        if (tag === 'CLASS' || tag === 'IF' || tag === 'UNLESS') {
+        if (tag === 'CLASS' || tag === 'IF') {
           noCall = true;
         }
-        prev = tokens[i - 1], next = tokens[i + 1];
-        callObject = !noCall && tag === 'INDENT' && next && next.generated && next[0] === '{' && prev && (_ref = prev[0], __indexOf.call(IMPLICIT_FUNC, _ref) >= 0);
+        _ref = tokens.slice(i - 1, (i + 1 + 1) || 9e9), prev = _ref[0], current = _ref[1], next = _ref[2];
+        callObject = !noCall && tag === 'INDENT' && next && next.generated && next[0] === '{' && prev && (_ref2 = prev[0], __indexOf.call(IMPLICIT_FUNC, _ref2) >= 0);
         seenSingle = false;
         if (__indexOf.call(LINEBREAKS, tag) >= 0) {
           noCall = false;
@@ -173,23 +176,26 @@
         if (prev && !prev.spaced && tag === '?') {
           token.call = true;
         }
-        if (!(callObject || (prev != null ? prev.spaced : void 0) && (prev.call || (_ref2 = prev[0], __indexOf.call(IMPLICIT_FUNC, _ref2) >= 0)) && (__indexOf.call(IMPLICIT_CALL, tag) >= 0 || !(token.spaced || token.newLine) && __indexOf.call(IMPLICIT_UNSPACED_CALL, tag) >= 0))) {
+        if (token.fromThen) {
+          return 1;
+        }
+        if (!(callObject || (prev != null ? prev.spaced : void 0) && (prev.call || (_ref3 = prev[0], __indexOf.call(IMPLICIT_FUNC, _ref3) >= 0)) && (__indexOf.call(IMPLICIT_CALL, tag) >= 0 || !(token.spaced || token.newLine) && __indexOf.call(IMPLICIT_UNSPACED_CALL, tag) >= 0))) {
           return 1;
         }
         tokens.splice(i, 0, ['CALL_START', '(', token[2]]);
-        this.detectEnd(i + (callObject ? 2 : 1), function(token, i) {
-          var post, _ref;
+        this.detectEnd(i + 1, function(token, i) {
+          var post, _ref4;
+          tag = token[0];
           if (!seenSingle && token.fromThen) {
             return true;
           }
-          tag = token[0];
-          if (tag === 'IF' || tag === 'ELSE' || tag === 'UNLESS' || tag === '->' || tag === '=>') {
+          if (tag === 'IF' || tag === 'ELSE' || tag === '->' || tag === '=>') {
             seenSingle = true;
           }
           if ((tag === '.' || tag === '?.' || tag === '::') && this.tag(i - 1) === 'OUTDENT') {
             return true;
           }
-          return !token.generated && this.tag(i - 1) !== ',' && __indexOf.call(IMPLICIT_END, tag) >= 0 && (tag !== 'INDENT' || (this.tag(i - 2) !== 'CLASS' && (_ref = this.tag(i - 1), __indexOf.call(IMPLICIT_BLOCK, _ref) < 0) && !((post = this.tokens[i + 1]) && post.generated && post[0] === '{')));
+          return !token.generated && this.tag(i - 1) !== ',' && __indexOf.call(IMPLICIT_END, tag) >= 0 && (tag !== 'INDENT' || (this.tag(i - 2) !== 'CLASS' && (_ref4 = this.tag(i - 1), __indexOf.call(IMPLICIT_BLOCK, _ref4) < 0) && !((post = this.tokens[i + 1]) && post.generated && post[0] === '{')));
         }, action);
         if (prev[0] === '?') {
           prev[0] = 'FUNC_EXIST';
@@ -222,8 +228,8 @@
           indent.generated = outdent.generated = true;
           tokens.splice(i + 1, 0, indent);
           condition = function(token, i) {
-            var _ref;
-            return token[1] !== ';' && (_ref = token[0], __indexOf.call(SINGLE_CLOSERS, _ref) >= 0) && !(token[0] === 'ELSE' && (starter !== 'IF' && starter !== 'THEN'));
+            var _ref3;
+            return token[1] !== ';' && (_ref3 = token[0], __indexOf.call(SINGLE_CLOSERS, _ref3) >= 0) && !(token[0] === 'ELSE' && (starter !== 'IF' && starter !== 'THEN'));
           };
           action = function(token, i) {
             return this.tokens.splice((this.tag(i - 1) === ',' ? i - 1 : i), 0, outdent);
@@ -244,8 +250,8 @@
         return (_ref = token[0]) === 'TERMINATOR' || _ref === 'INDENT';
       };
       return this.scanTokens(function(token, i) {
-        var original, _ref;
-        if ((_ref = token[0]) !== 'IF' && _ref !== 'UNLESS') {
+        var original;
+        if (token[0] !== 'IF') {
           return 1;
         }
         original = token;
@@ -331,7 +337,7 @@
       return (_ref = this.tokens[i]) != null ? _ref[0] : void 0;
     };
     return Rewriter;
-  }();
+  })();
   BALANCED_PAIRS = [['(', ')'], ['[', ']'], ['{', '}'], ['INDENT', 'OUTDENT'], ['CALL_START', 'CALL_END'], ['PARAM_START', 'PARAM_END'], ['INDEX_START', 'INDEX_END']];
   INVERSES = {};
   EXPRESSION_START = [];
@@ -343,10 +349,10 @@
   }
   EXPRESSION_CLOSE = ['CATCH', 'WHEN', 'ELSE', 'FINALLY'].concat(EXPRESSION_END);
   IMPLICIT_FUNC = ['IDENTIFIER', 'SUPER', ')', 'CALL_END', ']', 'INDEX_END', '@', 'THIS'];
-  IMPLICIT_CALL = ['IDENTIFIER', 'NUMBER', 'STRING', 'JS', 'REGEX', 'NEW', 'PARAM_START', 'CLASS', 'IF', 'UNLESS', 'TRY', 'SWITCH', 'THIS', 'BOOL', 'UNARY', '@', '->', '=>', '[', '(', '{', '--', '++'];
+  IMPLICIT_CALL = ['IDENTIFIER', 'NUMBER', 'STRING', 'JS', 'REGEX', 'NEW', 'PARAM_START', 'CLASS', 'IF', 'TRY', 'SWITCH', 'THIS', 'BOOL', 'UNARY', 'SUPER', '@', '->', '=>', '[', '(', '{', '--', '++'];
   IMPLICIT_UNSPACED_CALL = ['+', '-'];
   IMPLICIT_BLOCK = ['->', '=>', '{', '[', ','];
-  IMPLICIT_END = ['POST_IF', 'POST_UNLESS', 'FOR', 'WHILE', 'UNTIL', 'WHEN', 'BY', 'LOOP', 'TERMINATOR', 'INDENT'];
+  IMPLICIT_END = ['POST_IF', 'FOR', 'WHILE', 'UNTIL', 'WHEN', 'BY', 'LOOP', 'TERMINATOR', 'INDENT'];
   SINGLE_LINERS = ['ELSE', '->', '=>', 'TRY', 'FINALLY', 'THEN'];
   SINGLE_CLOSERS = ['TERMINATOR', 'CATCH', 'FINALLY', 'ELSE', 'OUTDENT', 'LEADING_WHEN'];
   LINEBREAKS = ['TERMINATOR', 'INDENT', 'OUTDENT'];

lib/scope.js

@@ -1,7 +1,8 @@
 (function() {
   var Scope, extend, last, _ref;
   _ref = require('./helpers'), extend = _ref.extend, last = _ref.last;
-  exports.Scope = Scope = function() {
+  exports.Scope = Scope = (function() {
+    Scope.root = null;
     function Scope(parent, expressions, method) {
       this.parent = parent;
       this.expressions = expressions;
@@ -13,16 +14,15 @@
         }
       ];
       this.positions = {};
-      if (this.parent) {
-        this.garbage = this.parent.garbage;
-      } else {
-        this.garbage = [];
+      if (!this.parent) {
         Scope.root = this;
       }
     }
-    Scope.root = null;
-    Scope.prototype.add = function(name, type) {
+    Scope.prototype.add = function(name, type, immediate) {
       var pos;
+      if (this.shared && !immediate) {
+        return this.parent.add(name, type, immediate);
+      }
       if (typeof (pos = this.positions[name]) === 'number') {
         return this.variables[pos].type = type;
       } else {
@@ -32,21 +32,6 @@
         }) - 1;
       }
     };
-    Scope.prototype.startLevel = function() {
-      this.garbage.push([]);
-      return this;
-    };
-    Scope.prototype.endLevel = function() {
-      var name, _i, _len, _ref;
-      _ref = this.garbage.pop();
-      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-        name = _ref[_i];
-        if (this.type(name) === 'var') {
-          this.add(name, 'reuse');
-        }
-      }
-      return this;
-    };
     Scope.prototype.find = function(name, options) {
       if (this.check(name, options)) {
         return true;
@@ -54,27 +39,19 @@
       this.add(name, 'var');
       return false;
     };
-    Scope.prototype.any = function(fn) {
-      var v, _i, _len, _ref;
-      _ref = this.variables;
-      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-        v = _ref[_i];
-        if (fn(v)) {
-          return true;
-        }
-      }
-      return false;
-    };
     Scope.prototype.parameter = function(name) {
+      if (this.shared && this.parent.check(name, true)) {
+        return;
+      }
       return this.add(name, 'param');
     };
     Scope.prototype.check = function(name, immediate) {
-      var found, _ref;
+      var found, _ref2;
       found = !!this.type(name);
       if (found || immediate) {
         return found;
       }
-      return !!((_ref = this.parent) != null ? _ref.check(name) : void 0);
+      return !!((_ref2 = this.parent) != null ? _ref2.check(name) : void 0);
     };
     Scope.prototype.temporary = function(name, index) {
       if (name.length > 1) {
@@ -84,10 +61,10 @@
       }
     };
     Scope.prototype.type = function(name) {
-      var v, _i, _len, _ref;
-      _ref = this.variables;
-      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-        v = _ref[_i];
+      var v, _i, _len, _ref2;
+      _ref2 = this.variables;
+      for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
+        v = _ref2[_i];
         if (v.name === name) {
           return v.type;
         }
@@ -95,65 +72,49 @@
       return null;
     };
     Scope.prototype.freeVariable = function(type) {
-      var index, temp, _ref;
+      var index, temp;
       index = 0;
-      while (this.check((temp = this.temporary(type, index)), true) && this.type(temp) !== 'reuse') {
+      while (this.check((temp = this.temporary(type, index)))) {
         index++;
       }
-      this.add(temp, 'var');
-      if ((_ref = last(this.garbage)) != null) {
-        _ref.push(temp);
-      }
+      this.add(temp, 'var', true);
       return temp;
     };
     Scope.prototype.assign = function(name, value) {
-      return this.add(name, {
+      this.add(name, {
         value: value,
         assigned: true
       });
+      return this.hasAssignments = true;
     };
-    Scope.prototype.hasDeclarations = function(body) {
-      return body === this.expressions && this.any(function(v) {
-        var _ref;
-        return (_ref = v.type) === 'var' || _ref === 'reuse';
-      });
-    };
-    Scope.prototype.hasAssignments = function(body) {
-      return body === this.expressions && this.any(function(v) {
-        return v.type.assigned;
-      });
+    Scope.prototype.hasDeclarations = function() {
+      return !!this.declaredVariables().length;
     };
     Scope.prototype.declaredVariables = function() {
-      var tmp, usr, v, _i, _len, _ref, _ref2;
-      usr = [];
-      tmp = [];
-      _ref = this.variables;
-      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-        v = _ref[_i];
-        if ((_ref2 = v.type) === 'var' || _ref2 === 'reuse') {
-          (v.name.charAt(0) === '_' ? tmp : usr).push(v.name);
+      var realVars, tempVars, v, _i, _len, _ref2;
+      realVars = [];
+      tempVars = [];
+      _ref2 = this.variables;
+      for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
+        v = _ref2[_i];
+        if (v.type === 'var') {
+          (v.name.charAt(0) === '_' ? tempVars : realVars).push(v.name);
         }
       }
-      return usr.sort().concat(tmp.sort());
+      return realVars.sort().concat(tempVars.sort());
     };
     Scope.prototype.assignedVariables = function() {
-      var v, _i, _len, _ref, _results;
-      _ref = this.variables;
+      var v, _i, _len, _ref2, _results;
+      _ref2 = this.variables;
       _results = [];
-      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-        v = _ref[_i];
+      for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
+        v = _ref2[_i];
         if (v.type.assigned) {
           _results.push("" + v.name + " = " + v.type.value);
         }
       }
       return _results;
     };
-    Scope.prototype.compiledDeclarations = function() {
-      return this.declaredVariables().join(', ');
-    };
-    Scope.prototype.compiledAssignments = function() {
-      return this.assignedVariables().join(', ');
-    };
     return Scope;
-  }();
+  })();
 }).call(this);

package.json

@@ -1,22 +1,27 @@
 {
-    "name":         "coffee-script",
-    "description":  "Unfancy JavaScript",
-    "keywords":     ["javascript", "language", "coffeescript", "compiler"],
-    "author":       "Jeremy Ashkenas",
-    "version":      "0.9.5",
-    "licenses":     [{
-      "type":       "MIT",
-      "url":        "http://github.com/jashkenas/coffee-script/raw/master/LICENSE"
-    }],
-    "engines":      {
-      "node":       ">=0.1.99"
-    },
-    "directories" : {
-      "lib" : "./lib"
-    },
-    "main" : "./lib/coffee-script",
-    "bin":          {
-      "coffee":     "./bin/coffee",
-      "cake":       "./bin/cake"
-    }
+  "name":         "coffee-script",
+  "description":  "Unfancy JavaScript",
+  "keywords":     ["javascript", "language", "coffeescript", "compiler"],
+  "author":       "Jeremy Ashkenas",
+  "version":      "1.1.1",
+  "licenses":     [{
+    "type":       "MIT",
+    "url":        "http://github.com/jashkenas/coffee-script/raw/master/LICENSE"
+  }],
+  "engines":      {
+    "node":       ">=0.2.5"
+  },
+  "directories" : {
+    "lib" : "./lib"
+  },
+  "main" : "./lib/coffee-script",
+  "bin":          {
+    "coffee":     "./bin/coffee",
+    "cake":       "./bin/cake"
+  },
+  "homepage":     "http://coffeescript.org",
+  "repository":   {
+    "type": "git",
+    "url": "git://github.com/jashkenas/coffee-script.git"
+  }
 }

src/browser.coffee

@@ -16,24 +16,35 @@ CoffeeScript.run = (code, options = {}) ->
 return unless window?
 
 # Load a remote script from the current domain via XHR.
-CoffeeScript.load = (url, options) ->
+CoffeeScript.load = (url, callback) ->
   xhr = new (window.ActiveXObject or XMLHttpRequest)('Microsoft.XMLHTTP')
   xhr.open 'GET', url, true
   xhr.overrideMimeType 'text/plain' if 'overrideMimeType' of xhr
   xhr.onreadystatechange = ->
-    CoffeeScript.run xhr.responseText, options if xhr.readyState is 4
+    if xhr.readyState is 4
+      if xhr.status in [0, 200]
+        CoffeeScript.run xhr.responseText 
+      else
+        throw new Error "Could not load #{url}"
+      callback() if callback  
   xhr.send null
 
 # Activate CoffeeScript in the browser by having it compile and evaluate
 # all script tags with a content-type of `text/coffeescript`.
 # This happens on page load.
 runScripts = ->
-  for script in document.getElementsByTagName 'script'
-    if script.type is 'text/coffeescript'
+  scripts = document.getElementsByTagName 'script'
+  coffees = (s for s in scripts when s.type is 'text/coffeescript')
+  index = 0
+  length = coffees.length
+  do execute = ->
+    script = coffees[index++]
+    if script?.type is 'text/coffeescript'
       if script.src
-        CoffeeScript.load script.src
+        CoffeeScript.load script.src, execute
       else
         CoffeeScript.run script.innerHTML
+        execute()
   null
 
 # Listen for window load, both in browsers and in IE.

src/cake.coffee

@@ -47,7 +47,7 @@ exports.run = ->
   path.exists 'Cakefile', (exists) ->
     throw new Error("Cakefile not found in #{process.cwd()}") unless exists
     args = process.argv.slice 2
-    CoffeeScript.run fs.readFileSync('Cakefile').toString(), fileName: 'Cakefile'
+    CoffeeScript.run fs.readFileSync('Cakefile').toString(), filename: 'Cakefile'
     oparse = new optparse.OptionParser switches
     return printTasks() unless args.length
     options = oparse.parse(args)
@@ -56,7 +56,7 @@ exports.run = ->
 # Display the list of Cake tasks in a format similar to `rake -T`
 printTasks = ->
   console.log ''
-  for all name, task of tasks
+  for name, task of tasks
     spaces = 20 - name.length
     spaces = if spaces > 0 then Array(spaces + 1).join(' ') else ''
     desc   = if task.description then "# #{task.description}" else ''

src/coffee-script.coffee

@@ -6,21 +6,25 @@
 # If included on a webpage, it will automatically sniff out, compile, and
 # execute all scripts present in `text/coffeescript` tags.
 
-fs        = require 'fs'
-path      = require 'path'
-{Lexer}   = require './lexer'
-{parser}  = require './parser'
+fs               = require 'fs'
+path             = require 'path'
+vm               = require 'vm'
+{Lexer,RESERVED} = require './lexer'
+{parser}         = require './parser'
 
 # TODO: Remove registerExtension when fully deprecated.
 if require.extensions
   require.extensions['.coffee'] = (module, filename) ->
-    content = compile fs.readFileSync filename, 'utf8'
+    content = compile fs.readFileSync(filename, 'utf8'), {filename}
     module._compile content, filename
 else if require.registerExtension
   require.registerExtension '.coffee', (content) -> compile content
 
 # The current CoffeeScript version number.
-exports.VERSION = '0.9.5'
+exports.VERSION = '1.1.1'
+
+# Words that cannot be used as identifiers in CoffeeScript code
+exports.RESERVED = RESERVED
 
 # Expose helpers for testing.
 exports.helpers = require './helpers'
@@ -31,7 +35,7 @@ exports.compile = compile = (code, options = {}) ->
   try
     (parser.parse lexer.tokenize code).compile options
   catch err
-    err.message = "In #{options.fileName}, #{err.message}" if options.fileName
+    err.message = "In #{options.filename}, #{err.message}" if options.filename
     throw err
 
 # Tokenize a string of CoffeeScript code, and return the array of tokens.
@@ -54,10 +58,19 @@ exports.run = (code, options) ->
   root = module
   while root.parent
     root = root.parent
+
   # Set the filename.
-  root.filename = fs.realpathSync options.fileName or '.'
+  root.filename = process.argv[1] =
+      if options.filename then fs.realpathSync(options.filename) else '.'
+
   # Clear the module cache.
   root.moduleCache = {} if root.moduleCache
+
+  # Assign paths for node_modules loading
+  if process.binding('natives').module
+    {Module} = require 'module'
+    root.paths = Module._nodeModulePaths path.dirname options.filename
+
   # Compile.
   if path.extname(root.filename) isnt '.coffee' or require.extensions
     root._compile compile(code, options), root.filename
@@ -66,10 +79,19 @@ exports.run = (code, options) ->
 
 # Compile and evaluate a string of CoffeeScript (in a Node.js-like environment).
 # The CoffeeScript REPL uses this to run the input.
-exports.eval = (code, options) ->
-  __filename = options.fileName
-  __dirname  = path.dirname __filename
-  eval compile code, options
+exports.eval = (code, options = {}) ->
+  sandbox = options.sandbox
+  unless sandbox
+    sandbox =
+      require: require
+      module : { exports: {} }
+    sandbox[g] = global[g] for g of global
+    sandbox.global = sandbox
+    sandbox.global.global = sandbox.global.root = sandbox.global.GLOBAL = sandbox
+  sandbox.__filename = options.filename || 'eval'
+  sandbox.__dirname  = path.dirname sandbox.__filename
+  js = compile "_=(#{code.trim()})", options
+  vm.runInNewContext js, sandbox, sandbox.__filename
 
 # Instantiate a Lexer for our use here.
 lexer = new Lexer

src/command.coffee

@@ -1,6 +1,6 @@
 # The `coffee` utility. Handles command-line compilation of CoffeeScript
 # into various forms: saved into `.js` files or printed to stdout, piped to
-# [JSLint](http://javascriptlint.com/) or recompiled every time the source is
+# [JavaScript Lint](http://javascriptlint.com/) or recompiled every time the source is
 # saved, printed as a token stream or as the syntax tree, or launch an
 # interactive REPL.
 
@@ -16,6 +16,9 @@ CoffeeScript   = require './coffee-script'
 # Allow CoffeeScript to emit Node.js events.
 helpers.extend CoffeeScript, new EventEmitter
 
+printLine = (line) -> process.stdout.write line + '\n'
+printWarn = (line) -> process.binding('stdio').writeError line + '\n'
+
 # The help banner that is printed when `coffee` is called without arguments.
 BANNER = '''
   Usage: coffee [options] path/to/script.coffee
@@ -26,29 +29,25 @@ SWITCHES = [
   ['-c', '--compile',         'compile to JavaScript and save as .js files']
   ['-i', '--interactive',     'run an interactive CoffeeScript REPL']
   ['-o', '--output [DIR]',    'set the directory for compiled JavaScript']
+  ['-j', '--join [FILE]',     'concatenate the scripts before compiling']
   ['-w', '--watch',           'watch scripts for changes, and recompile']
   ['-p', '--print',           'print the compiled JavaScript to stdout']
-  ['-l', '--lint',            'pipe the compiled JavaScript through JSLint']
+  ['-l', '--lint',            'pipe the compiled JavaScript through JavaScript Lint']
   ['-s', '--stdio',           'listen for and compile scripts over stdio']
   ['-e', '--eval',            'compile a string from the command line']
   ['-r', '--require [FILE*]', 'require a library before executing your script']
   ['-b', '--bare',            'compile without the top-level function wrapper']
   ['-t', '--tokens',          'print the tokens that the lexer produces']
   ['-n', '--nodes',           'print the parse tree that Jison produces']
+  [      '--nodejs [ARGS]',   'pass options through to the "node" binary']
   ['-v', '--version',         'display CoffeeScript version']
   ['-h', '--help',            'display this help message']
 ]
 
-# Switches that are still supported, but will cause a warning message.
-DEPRECATED_SWITCHES = [
-  ['--no-wrap',               'compile without the top-level function wrapper']
-]
-
-ALL_SWITCHES = SWITCHES.concat DEPRECATED_SWITCHES
-
 # Top-level objects shared by all the functions.
 opts         = {}
 sources      = []
+contents     = []
 optionParser = null
 
 # Run `coffee` by parsing passed options and determining what action to take.
@@ -56,20 +55,19 @@ optionParser = null
 # `--` will be passed verbatim to your script as arguments in `process.argv`
 exports.run = ->
   parseOptions()
-  return usage()                              if opts.help
-  return version()                            if opts.version
-  return require './repl'                     if opts.interactive
-  return compileStdio()                       if opts.stdio
-  return compileScript null, sources[0]       if opts.eval
-  return require './repl'                     unless sources.length
-  separator = sources.indexOf '--'
-  flags = []
-  if separator >= 0
-    flags = sources.splice separator + 1
-    sources.pop()
+  return forkNode()                      if opts.nodejs
+  return usage()                         if opts.help
+  return version()                       if opts.version
+  loadRequires()                         if opts.require
+  return require './repl'                if opts.interactive
+  return compileStdio()                  if opts.stdio
+  return compileScript null, sources[0]  if opts.eval
+  return require './repl'                unless sources.length
   if opts.run
-    flags = sources.splice(1).concat flags
-  process.ARGV = process.argv = flags
+    opts.literals = sources.splice(1).concat opts.literals
+  process.ARGV = process.argv = process.argv.slice(0, 2).concat opts.literals
+  process.argv[0] = 'coffee'
+  process.execPath = require.main.filename
   compileScripts()
 
 # Asynchronously read in each CoffeeScript in a list of source files and
@@ -80,15 +78,21 @@ compileScripts = ->
     base = path.join(source)
     compile = (source, topLevel) ->
       path.exists source, (exists) ->
-        throw new Error "File not found: #{source}" unless exists
+        throw new Error "File not found: #{source}" if topLevel and not exists
         fs.stat source, (err, stats) ->
+          throw err if err
           if stats.isDirectory()
             fs.readdir source, (err, files) ->
               for file in files
                 compile path.join(source, file)
           else if topLevel or path.extname(source) is '.coffee'
-            fs.readFile source, (err, code) -> compileScript(source, code.toString(), base)
-            watch source, base if opts.watch
+            fs.readFile source, (err, code) ->
+              if opts.join
+                contents[sources.indexOf source] = code.toString()
+                compileJoin() if helpers.compact(contents).length > 0
+              else
+                compileScript(source, code.toString(), base)
+            watch source, base if opts.watch and not opts.join
     compile source, true
 
 # Compile a single source script, containing the given code, according to the
@@ -97,25 +101,23 @@ compileScripts = ->
 compileScript = (file, input, base) ->
   o = opts
   options = compileOptions file
-  if o.require
-    require(if helpers.starts(req, '.') then fs.realpathSync(req) else req) for req in o.require
   try
     t = task = {file, input, options}
     CoffeeScript.emit 'compile', task
     if      o.tokens      then printTokens CoffeeScript.tokens t.input
-    else if o.nodes       then console.log CoffeeScript.nodes(t.input).toString().trim()
+    else if o.nodes       then printLine CoffeeScript.nodes(t.input).toString().trim()
     else if o.run         then CoffeeScript.run t.input, t.options
     else
       t.output = CoffeeScript.compile t.input, t.options
       CoffeeScript.emit 'success', task
-      if o.print          then console.log t.output.trim()
+      if o.print          then printLine t.output.trim()
       else if o.compile   then writeJs t.file, t.output, base
       else if o.lint      then lint t.file, t.output
   catch err
     CoffeeScript.emit 'failure', err, task
     return if CoffeeScript.listeners('failure').length
-    return console.log err.message if o.watch
-    console.error err.stack
+    return printLine err.message if o.watch
+    printWarn err.stack
     process.exit 1
 
 # Attach the appropriate listeners to compile scripts incoming over **stdin**,
@@ -128,6 +130,19 @@ compileStdio = ->
   stdin.on 'end', ->
     compileScript null, code
 
+# After all of the source files are done being read, concatenate and compile
+# them together.
+compileJoin = ->
+  code = contents.join '\n'
+  compileScript opts.join, code, opts.join
+
+# Load files that are to-be-required before compilation occurs.
+loadRequires = ->
+  realFilename = module.filename
+  module.filename = '.'
+  require req for req in opts.require
+  module.filename = realFilename
+
 # Watch a source CoffeeScript file using `fs.watchFile`, recompiling it every
 # time the file is updated. May be used in combination with other options,
 # such as `--lint` or `--print`.
@@ -144,21 +159,23 @@ watch = (source, base) ->
 writeJs = (source, js, base) ->
   filename  = path.basename(source, path.extname(source)) + '.js'
   srcDir    = path.dirname source
-  baseDir   = srcDir.substring base.length
+  baseDir   = if base is '.' then srcDir else srcDir.substring base.length
   dir       = if opts.output then path.join opts.output, baseDir else srcDir
   jsPath    = path.join dir, filename
   compile   = ->
     js = ' ' if js.length <= 0
     fs.writeFile jsPath, js, (err) ->
-      if err then console.log err.message
-      else if opts.compile and opts.watch then console.log "Compiled #{source}"
+      if err
+        printLine err.message
+      else if opts.compile and opts.watch
+        console.log "#{(new Date).toLocaleTimeString()} - compiled #{source}"
   path.exists dir, (exists) ->
     if exists then compile() else exec "mkdir -p #{dir}", compile
 
 # Pipe compiled JS through JSLint (requires a working `jsl` command), printing
 # any errors or warnings that arise.
 lint = (file, js) ->
-  printIt = (buffer) -> console.log file + ':\t' + buffer.toString().trim()
+  printIt = (buffer) -> printLine file + ':\t' + buffer.toString().trim()
   conf = __dirname + '/../extras/jsl.conf'
   jsl = spawn 'jsl', ['-nologo', '-stdin', '-conf', conf]
   jsl.stdout.on 'data', printIt
@@ -171,30 +188,37 @@ printTokens = (tokens) ->
   strings = for token in tokens
     [tag, value] = [token[0], token[1].toString().replace(/\n/, '\\n')]
     "[#{tag} #{value}]"
-  console.log strings.join(' ')
+  printLine strings.join(' ')
 
 # Use the [OptionParser module](optparse.html) to extract all options from
 # `process.argv` that are specified in `SWITCHES`.
 parseOptions = ->
-  optionParser  = new optparse.OptionParser ALL_SWITCHES, BANNER
+  optionParser  = new optparse.OptionParser SWITCHES, BANNER
   o = opts      = optionParser.parse process.argv.slice 2
   o.compile     or=  !!o.output
   o.run         = not (o.compile or o.print or o.lint)
   o.print       = !!  (o.print or (o.eval or o.stdio and o.compile))
   sources       = o.arguments
-  if opts['no-wrap']
-    console.warn '--no-wrap is deprecated; please use --bare instead.'
 
 # The compile-time options to pass to the CoffeeScript compiler.
-compileOptions = (fileName) -> {fileName, bare: opts.bare or opts['no-wrap']}
+compileOptions = (filename) -> {filename, bare: opts.bare}
+
+# Start up a new Node.js instance with the arguments in `--nodejs` passed to
+# the `node` binary, preserving the other options.
+forkNode = ->
+  nodeArgs = opts.nodejs.split /\s+/
+  args     = process.argv[1..]
+  args.splice args.indexOf('--nodejs'), 2
+  spawn process.execPath, nodeArgs.concat(args),
+    cwd:        process.cwd()
+    env:        process.env
+    customFds:  [0, 1, 2]
 
 # Print the `--help` usage message and exit. Deprecated switches are not
 # shown.
 usage = ->
-  console.log (new optparse.OptionParser SWITCHES, BANNER).help()
-  process.exit 0
+  printLine (new optparse.OptionParser SWITCHES, BANNER).help()
 
 # Print the `--version` message and exit.
 version = ->
-  console.log "CoffeeScript version #{CoffeeScript.VERSION}"
-  process.exit 0
+  printLine "CoffeeScript version #{CoffeeScript.VERSION}"

src/grammar.coffee

@@ -35,7 +35,7 @@ o = (patternString, action, options) ->
   return [patternString, '$$ = $1;', options] unless action
   action = if match = unwrap.exec action then match[1] else "(#{action}())"
   action = action.replace /\bnew /g, '$&yy.'
-  action = action.replace /\b(?:Expressions\.wrap|extend)\b/g, 'yy.$&'
+  action = action.replace /\b(?:Block\.wrap|extend)\b/g, 'yy.$&'
   [patternString, "$$ = #{action};", options]
 
 # Grammatical Rules
@@ -56,19 +56,19 @@ grammar =
   # The **Root** is the top-level node in the syntax tree. Since we parse bottom-up,
   # all parsing must end here.
   Root: [
-    o '',                                       -> new Expressions
+    o '',                                       -> new Block
     o 'Body'
     o 'Block TERMINATOR'
   ]
 
   # Any list of statements and expressions, separated by line breaks or semicolons.
   Body: [
-    o 'Line',                                   -> Expressions.wrap [$1]
+    o 'Line',                                   -> Block.wrap [$1]
     o 'Body TERMINATOR Line',                   -> $1.push $3
     o 'Body TERMINATOR'
   ]
 
-  # Expressions and statements, which make up a line in a body.
+  # Block and statements, which make up a line in a body.
   Line: [
     o 'Expression'
     o 'Statement'
@@ -84,7 +84,7 @@ grammar =
 
   # All the different types of expressions in our language. The basic unit of
   # CoffeeScript is the **Expression** -- everything that can be an expression
-  # is one. Expressions serve as the building blocks of many other rules, making
+  # is one. Block serve as the building blocks of many other rules, making
   # them somewhat circular.
   Expression: [
     o 'Value'
@@ -104,8 +104,8 @@ grammar =
   # will convert some postfix forms into blocks for us, by adjusting the
   # token stream.
   Block: [
+    o 'INDENT OUTDENT',                         -> new Block
     o 'INDENT Body OUTDENT',                    -> $2
-    o 'INDENT OUTDENT',                         -> new Expressions
   ]
 
   # A literal identifier, a variable name or property.
@@ -127,7 +127,9 @@ grammar =
     o 'JS',                                     -> new Literal $1
     o 'REGEX',                                  -> new Literal $1
     o 'BOOL',                                   ->
-      new Literal if $1 is 'undefined' then 'void 0' else $1
+      val = new Literal $1
+      val.isUndefined = yes if $1 is 'undefined'
+      val
   ]
 
   # Assignment of a variable, property, or index to a value.
@@ -149,7 +151,6 @@ grammar =
   ObjAssignable: [
     o 'Identifier'
     o 'AlphaNumeric'
-    o 'Parenthetical'
     o 'ThisProperty'
   ]
 
@@ -165,7 +166,7 @@ grammar =
   ]
 
   # The **Code** node is the function literal. It's defined by an indented block
-  # of **Expressions** preceded by a function arrow, with an optional parameter
+  # of **Block** preceded by a function arrow, with an optional parameter
   # list.
   Code: [
     o 'PARAM_START ParamList PARAM_END FuncGlyph Block', -> new Code $2, $5, $4
@@ -245,15 +246,19 @@ grammar =
     o ':: Identifier',                          -> new Access $2, 'proto'
     o '::',                                     -> new Access new Literal 'prototype'
     o 'Index'
-    o 'Slice',                                  -> new Slice $1
   ]
 
   # Indexing into an object or array using bracket notation.
   Index: [
-    o 'INDEX_START Expression INDEX_END',       -> new Index $2
+    o 'INDEX_START IndexValue INDEX_END',       -> $2
     o 'INDEX_SOAK  Index',                      -> extend $2, soak : yes
     o 'INDEX_PROTO Index',                      -> extend $2, proto: yes
   ]
+  
+  IndexValue: [
+    o 'Expression',                             -> new Index $1
+    o 'Slice',                                  -> new Slice $1
+  ]
 
   # In CoffeeScript, an object literal is simply a list of assignments.
   Object: [
@@ -287,10 +292,8 @@ grammar =
   Invocation: [
     o 'Value OptFuncExist Arguments',           -> new Call $1, $3, $2
     o 'Invocation OptFuncExist Arguments',      -> new Call $1, $3, $2
-    o 'SUPER',                                  ->
-      new Call 'super', [new Splat new Literal 'arguments']
-    o 'SUPER Arguments',                        ->
-      new Call 'super', $2
+    o 'SUPER',                                  -> new Call 'super', [new Splat new Literal 'arguments']
+    o 'SUPER Arguments',                        -> new Call 'super', $2
   ]
 
   # An optional existence check on a function.
@@ -335,9 +338,9 @@ grammar =
 
   # Array slice literals.
   Slice: [
-    o 'INDEX_START Expression RangeDots Expression INDEX_END', -> new Range $2, $4, $3
-    o 'INDEX_START Expression RangeDots INDEX_END', -> new Range $2, null, $3
-    o 'INDEX_START RangeDots Expression INDEX_END', -> new Range null, $3, $2
+    o 'Expression RangeDots Expression',        -> new Range $1, $3, $2
+    o 'Expression RangeDots',                   -> new Range $1, null, $2
+    o 'RangeDots Expression',                   -> new Range null, $2, $1
   ]
 
   # The **ArgList** is both the list of objects passed into a function call,
@@ -351,7 +354,7 @@ grammar =
     o 'ArgList OptComma INDENT ArgList OptComma OUTDENT', -> $1.concat $4
   ]
 
-  # Valid arguments are Expressions or Splats.
+  # Valid arguments are Block or Splats.
   Arg: [
     o 'Expression'
     o 'Splat'
@@ -404,33 +407,33 @@ grammar =
   # or postfix, with a single expression. There is no do..while.
   While: [
     o 'WhileSource Block',                      -> $1.addBody $2
-    o 'Statement  WhileSource',                 -> $2.addBody Expressions.wrap [$1]
-    o 'Expression WhileSource',                 -> $2.addBody Expressions.wrap [$1]
+    o 'Statement  WhileSource',                 -> $2.addBody Block.wrap [$1]
+    o 'Expression WhileSource',                 -> $2.addBody Block.wrap [$1]
     o 'Loop',                                   -> $1
   ]
 
   Loop: [
     o 'LOOP Block',                             -> new While(new Literal 'true').addBody $2
-    o 'LOOP Expression',                        -> new While(new Literal 'true').addBody Expressions.wrap [$2]
+    o 'LOOP Expression',                        -> new While(new Literal 'true').addBody Block.wrap [$2]
   ]
 
   # Array, object, and range comprehensions, at the most generic level.
   # Comprehensions can either be normal, with a block of expressions to execute,
   # or postfix, with a single expression.
   For: [
-    o 'Statement  ForBody',                     -> new For $1, $2, $2.vars[0], $2.vars[1]
-    o 'Expression ForBody',                     -> new For $1, $2, $2.vars[0], $2.vars[1]
-    o 'ForBody    Block',                       -> new For $2, $1, $1.vars[0], $1.vars[1]
+    o 'Statement  ForBody',                     -> new For $1, $2
+    o 'Expression ForBody',                     -> new For $1, $2
+    o 'ForBody    Block',                       -> new For $2, $1
   ]
 
   ForBody: [
-    o 'FOR Range',                              -> source: new Value($2), vars: []
-    o 'ForStart ForSource',                     -> $2.raw = $1.raw; $2.vars = $1; $2
+    o 'FOR Range',                              -> source: new Value($2)
+    o 'ForStart ForSource',                     -> $2.own = $1.own; $2.name = $1[0]; $2.index = $1[1]; $2
   ]
 
   ForStart: [
     o 'FOR ForVariables',                       -> $2
-    o 'FOR ALL ForVariables',                   -> $3.raw = yes; $3
+    o 'FOR OWN ForVariables',                   -> $3.own = yes; $3
   ]
 
   # An array of all accepted values for a variable inside the loop.
@@ -484,20 +487,17 @@ grammar =
   # if-related rules are broken up along these lines in order to avoid
   # ambiguity.
   IfBlock: [
-    o 'IF Expression Block',                    -> new If $2, $3
-    o 'UNLESS Expression Block',                -> new If $2, $3, invert: true
-    o 'IfBlock ELSE IF Expression Block',       -> $1.addElse new If $4, $5
-    o 'IfBlock ELSE Block',                     -> $1.addElse $3
+    o 'IF Expression Block',                    -> new If $2, $3, type: $1
+    o 'IfBlock ELSE IF Expression Block',       -> $1.addElse new If $4, $5, type: $3
   ]
 
   # The full complement of *if* expressions, including postfix one-liner
   # *if* and *unless*.
   If: [
     o 'IfBlock'
-    o 'Statement  POST_IF Expression',          -> new If $3, Expressions.wrap([$1]), statement: true
-    o 'Expression POST_IF Expression',          -> new If $3, Expressions.wrap([$1]), statement: true
-    o 'Statement  POST_UNLESS Expression',      -> new If $3, Expressions.wrap([$1]), statement: true, invert: true
-    o 'Expression POST_UNLESS Expression',      -> new If $3, Expressions.wrap([$1]), statement: true, invert: true
+    o 'IfBlock ELSE Block',                     -> $1.addElse $3
+    o 'Statement  POST_IF Expression',          -> new If $3, Block.wrap([$1]), type: $2, statement: true
+    o 'Expression POST_IF Expression',          -> new If $3, Block.wrap([$1]), type: $2, statement: true
   ]
 
   # Arithmetic and logical operators, working on one or more operands.
@@ -566,8 +566,8 @@ operators = [
   ['nonassoc',  'INDENT', 'OUTDENT']
   ['right',     '=', ':', 'COMPOUND_ASSIGN', 'RETURN', 'THROW', 'EXTENDS']
   ['right',     'FORIN', 'FOROF', 'BY', 'WHEN']
-  ['right',     'IF', 'UNLESS', 'ELSE', 'FOR', 'WHILE', 'UNTIL', 'LOOP', 'SUPER', 'CLASS']
-  ['right',     'POST_IF', 'POST_UNLESS']
+  ['right',     'IF', 'ELSE', 'FOR', 'DO', 'WHILE', 'UNTIL', 'LOOP', 'SUPER', 'CLASS']
+  ['right',     'POST_IF']
 ]
 
 # Wrapping Up
@@ -578,7 +578,7 @@ operators = [
 # terminals (every symbol which does not appear as the name of a rule above)
 # as "tokens".
 tokens = []
-for all name, alternatives of grammar
+for name, alternatives of grammar
   grammar[name] = for alt in alternatives
     for token in alt[0].split ' '
       tokens.push token unless grammar[token]

src/helpers.coffee

@@ -15,10 +15,11 @@ exports.ends = (string, literal, back) ->
 exports.compact = (array) ->
   item for item in array when item
 
-# Count the number of occurrences of a character in a string.
-exports.count = (string, letter) ->
+# Count the number of occurrences of a string in a string.
+exports.count = (string, substr) ->
   num = pos = 0
-  num++ while pos = 1 + string.indexOf letter, pos
+  return 1/0 unless substr.length
+  num++ while pos = 1 + string.indexOf substr, pos
   num
 
 # Merge objects, returning a fresh copy with attributes from both sides.
@@ -29,7 +30,7 @@ exports.merge = (options, overrides) ->
 
 # Extend a source object with the properties of another object (shallow copy).
 extend = exports.extend = (object, properties) ->
-  for all key, val of properties
+  for key, val of properties
     object[key] = val
   object
 

src/lexer.coffee

@@ -32,6 +32,7 @@ exports.Lexer = class Lexer
   # Before returning the token stream, run it through the [Rewriter](rewriter.html)
   # unless explicitly asked not to.
   tokenize: (code, opts = {}) ->
+    code     = "\n#{code}" if WHITESPACE.test code
     code     = code.replace(/\r/g, '').replace TRAILING_SPACES, ''
 
     @code    = code           # The remainder of the source code.
@@ -75,11 +76,12 @@ exports.Lexer = class Lexer
     return 0 unless match = IDENTIFIER.exec @chunk
     [input, id, colon] = match
 
-    if id is 'all' and @tag() is 'FOR'
-      @token 'ALL', id
+    if id is 'own' and @tag() is 'FOR'
+      @token 'OWN', id
       return id.length
     forcedIdentifier = colon or
-      (prev = last @tokens) and not prev.spaced and prev[0] in ['.', '?.', '@', '::']
+      (prev = last @tokens) and (prev[0] in ['.', '?.', '::'] or
+      not prev.spaced and prev[0] is '@')
     tag = 'IDENTIFIER'
 
     if id in JS_KEYWORDS or
@@ -89,12 +91,14 @@ exports.Lexer = class Lexer
         tag = 'LEADING_WHEN'
       else if tag is 'FOR'
         @seenFor = yes
+      else if tag is 'UNLESS'
+        tag = 'IF'
       else if tag in UNARY
         tag = 'UNARY'
       else if tag in RELATION
         if tag isnt 'INSTANCEOF' and @seenFor
-          @seenFor = no
           tag = 'FOR' + tag
+          @seenFor = no
         else
           tag = 'RELATION'
           if @value() is '!'
@@ -110,7 +114,7 @@ exports.Lexer = class Lexer
         @identifierError id
 
     unless forcedIdentifier
-      id  = COFFEE_ALIASES[id] if COFFEE_ALIASES.hasOwnProperty id
+      id  = COFFEE_ALIAS_MAP[id] if id in COFFEE_ALIASES
       tag = switch id
         when '!'                                  then 'UNARY'
         when '==', '!='                           then 'COMPARE'
@@ -139,7 +143,7 @@ exports.Lexer = class Lexer
         return 0 unless match = SIMPLESTR.exec @chunk
         @token 'STRING', (string = match[0]).replace MULTILINER, '\\\n'
       when '"'
-        return 0 unless string = @balancedString @chunk, [['"', '"'], ['#{', '}']]
+        return 0 unless string = @balancedString @chunk, '"'
         if 0 < string.indexOf '#{', 1
           @interpolateString string.slice 1, -1
         else
@@ -167,11 +171,11 @@ exports.Lexer = class Lexer
   commentToken: ->
     return 0 unless match = @chunk.match COMMENT
     [comment, here] = match
-    @line += count comment, '\n'
     if here
       @token 'HERECOMMENT', @sanitizeHeredoc here,
         herecomment: true, indent: Array(@indent + 1).join(' ')
       @token 'TERMINATOR', '\n'
+    @line += count comment, '\n'
     comment.length
 
   # Matches JavaScript interpolated directly into the source via backticks.
@@ -340,8 +344,11 @@ exports.Lexer = class Lexer
   # erasing all external indentation on the left-hand side.
   sanitizeHeredoc: (doc, options) ->
     {indent, herecomment} = options
-    return doc if herecomment and 0 > doc.indexOf '\n'
-    unless herecomment
+    if herecomment
+      if HEREDOC_ILLEGAL.test doc
+        throw new Error "block comment cannot contain \"*/\", starting on line #{@line + 1}"
+      return doc if doc.indexOf('\n') <= 0
+    else
       while match = HEREDOC_INDENT.exec doc
         attempt = match[1]
         indent = attempt if indent is null or 0 < attempt.length < indent.length
@@ -364,7 +371,7 @@ exports.Lexer = class Lexer
           stack.push tok
         when '(', 'CALL_START'
           if stack.length then stack.pop()
-          else
+          else if tok[0] is '('
             tok[0] = 'PARAM_START'
             return this
     this
@@ -387,22 +394,27 @@ exports.Lexer = class Lexer
   # a series of delimiters, all of which must be nested correctly within the
   # contents of the string. This method allows us to have strings within
   # interpolations within strings, ad infinitum.
-  balancedString: (str, delimited, options = {}) ->
-    stack = [delimited[0]]
+  balancedString: (str, end) ->
+    stack = [end]
     for i in [1...str.length]
-      switch str.charAt i
+      switch letter = str.charAt i
         when '\\'
           i++
           continue
-        when stack[stack.length - 1][1]
+        when end
           stack.pop()
-          return str.slice 0, i + 1 unless stack.length
+          unless stack.length
+            return str.slice 0, i + 1
+          end = stack[stack.length - 1]
           continue
-      for pair in delimited when (open = pair[0]) is str.substr i, open.length
-        stack.push pair
-        i += open.length - 1
-        break
-    throw new Error "unterminated #{ stack.pop()[0] } on line #{ @line + 1 }"
+      if end is '}' and letter in ['"', "'"]
+        stack.push end = letter
+      else if end is '}' and letter is '{'
+        stack.push end = '}'
+      else if end is '"' and prev is '#' and letter is '{'
+        stack.push end = '}'
+      prev = letter
+    throw new Error "missing #{ stack.pop() }, starting on line #{ @line + 1 }"
 
 
   # Expand variables and expressions inside double-quoted strings using
@@ -423,7 +435,7 @@ exports.Lexer = class Lexer
         i += 1
         continue
       unless letter is '#' and str.charAt(i+1) is '{' and
-             (expr = @balancedString str.slice(i+1), [['{', '}']])
+             (expr = @balancedString str.slice(i + 1), '}')
         continue
       tokens.push ['NEOSTRING', str.slice(pi, i)] if pi < i
       inner = expr.slice(1, -1)
@@ -431,10 +443,11 @@ exports.Lexer = class Lexer
         nested = new Lexer().tokenize inner, line: @line, rewrite: off
         nested.pop()
         nested.shift() if nested[0]?[0] is 'TERMINATOR'
-        if nested.length > 1
-          nested.unshift ['(', '(']
-          nested.push    [')', ')']
-        tokens.push ['TOKENS', nested]
+        if len = nested.length
+          if len > 1
+            nested.unshift ['(', '(']
+            nested.push    [')', ')']
+          tokens.push ['TOKENS', nested]
       i += expr.length
       pi = i + 1
     tokens.push ['NEOSTRING', str.slice pi] if i > pi < str.length
@@ -493,13 +506,14 @@ JS_KEYWORDS = [
   'true', 'false', 'null', 'this'
   'new', 'delete', 'typeof', 'in', 'instanceof'
   'return', 'throw', 'break', 'continue', 'debugger'
-  'if', 'else', 'switch', 'for', 'while', 'try', 'catch', 'finally'
+  'if', 'else', 'switch', 'for', 'while', 'do', 'try', 'catch', 'finally'
   'class', 'extends', 'super'
 ]
 
 # CoffeeScript-only keywords.
 COFFEE_KEYWORDS = ['undefined', 'then', 'unless', 'until', 'loop', 'of', 'by', 'when']
-COFFEE_KEYWORDS.push op for all op of COFFEE_ALIASES =
+
+COFFEE_ALIAS_MAP =
   and  : '&&'
   or   : '||'
   is   : '=='
@@ -509,23 +523,28 @@ COFFEE_KEYWORDS.push op for all op of COFFEE_ALIASES =
   no   : 'false'
   on   : 'true'
   off  : 'false'
+  
+COFFEE_ALIASES  = (key for key of COFFEE_ALIAS_MAP)
+COFFEE_KEYWORDS = COFFEE_KEYWORDS.concat COFFEE_ALIASES
 
 # The list of keywords that are reserved by JavaScript, but not used, or are
 # used by CoffeeScript internally. We throw an error when these are encountered,
 # to avoid having a JavaScript error at runtime.
 RESERVED = [
-  'case', 'default', 'function', 'var', 'void', 'with', 'do'
+  'case', 'default', 'function', 'var', 'void', 'with'
   'const', 'let', 'enum', 'export', 'import', 'native'
-  '__hasProp', '__extends', '__slice'
+  '__hasProp', '__extends', '__slice', '__bind', '__indexOf'
 ]
 
 # The superset of both JavaScript keywords and reserved words, none of which may
 # be used as identifiers or properties.
 JS_FORBIDDEN = JS_KEYWORDS.concat RESERVED
 
+exports.RESERVED = RESERVED.concat(JS_KEYWORDS).concat(COFFEE_KEYWORDS)
+
 # Token matching regexes.
 IDENTIFIER = /// ^
-  ( [$A-Za-z_][$\w]* )
+  ( [$A-Za-z_\x7f-\uffff][$\w\x7f-\uffff]* )
   ( [^\n\S]* : (?!:) )?  # Is this a property name?
 ///
 
@@ -548,7 +567,7 @@ OPERATOR   = /// ^ (
 
 WHITESPACE = /^[^\n\S]+/
 
-COMMENT    = /^###([^#][\s\S]*?)(?:###[^\n\S]*\n|(?:###)?$)|^(?:\s*#(?!##[^#]).*)+/
+COMMENT    = /^###([^#][\s\S]*?)(?:###[^\n\S]*|(?:###)?$)|^(?:\s*#(?!##[^#]).*)+/
 
 CODE       = /^[-=]>/
 
@@ -560,7 +579,7 @@ JSTOKEN    = /^`[^\\`]*(?:\\.[^\\`]*)*`/
 
 # Regex-matching-regexes.
 REGEX = /// ^
-  / (?! \s )       # disallow leading whitespace
+  / (?! [\s=] )       # disallow leading whitespace or equals signs
   [^ [ / \n \\ ]*  # every other thing
   (?:
     (?: \\[\s\S]   # anything escaped
@@ -582,9 +601,11 @@ MULTILINER      = /\n/g
 
 HEREDOC_INDENT  = /\n+([^\n\S]*)/g
 
-ASSIGNED        = /^\s*@?([$A-Za-z_][$\w]*|['"].*['"])[^\n\S]*?[:=][^:=>]/
+HEREDOC_ILLEGAL = /\*\//
 
-LINE_CONTINUER  = /// ^ \s* (?: , | \??\.(?!\.) | :: ) ///
+ASSIGNED        = /^\s*@?([$A-Za-z_][$\w\x7f-\uffff]*|['"].*['"])[^\n\S]*?[:=][^:=>]/
+
+LINE_CONTINUER  = /// ^ \s* (?: , | \??\.(?![.\d]) | :: ) ///
 
 TRAILING_SPACES = /\s+$/
 
@@ -600,7 +621,7 @@ COMPOUND_ASSIGN = [
 ]
 
 # Unary tokens.
-UNARY   = ['!', '~', 'NEW', 'TYPEOF', 'DELETE']
+UNARY   = ['!', '~', 'NEW', 'TYPEOF', 'DELETE', 'DO']
 
 # Logical tokens.
 LOGIC   = ['&&', '||', '&', '|', '^']

src/optparse.coffee

@@ -18,13 +18,18 @@ exports.OptionParser = class OptionParser
 
   # Parse the list of arguments, populating an `options` object with all of the
   # specified options, and returning it. `options.arguments` will be an array
-  # containing the remaining non-option arguments. This is a simpler API than
-  # many option parsers that allow you to attach callback actions for every
-  # flag. Instead, you're responsible for interpreting the options object.
+  # containing the remaining non-option arguments. `options.literals` will be
+  # an array of options that are meant to be passed through directly to the
+  # executing script. This is a simpler API than many option parsers that allow
+  # you to attach callback actions for every flag. Instead, you're responsible
+  # for interpreting the options object.
   parse: (args) ->
-    options = arguments: []
+    options = arguments: [], literals: []
     args    = normalizeArguments args
     for arg, i in args
+      if arg is '--'
+        options.literals = args[(i + 1)..]
+        break
       isOption = !!(arg.match(LONG_FLAG) or arg.match(SHORT_FLAG))
       matchedRule = no
       for rule in @rules
@@ -42,7 +47,7 @@ exports.OptionParser = class OptionParser
   # Return the help text for this **OptionParser**, listing and describing all
   # of the valid options, for `--help` and such.
   help: ->
-    lines = ['Available options:']
+    lines = []
     lines.unshift "#{@banner}\n" if @banner
     for rule in @rules
       spaces  = 15 - rule.longFlag.length

src/repl.coffee

@@ -6,30 +6,102 @@
 
 # Require the **coffee-script** module to get access to the compiler.
 CoffeeScript = require './coffee-script'
-helpers      = require './helpers'
 readline     = require 'readline'
+{inspect}    = require 'util'
+{Script}     = require 'vm'
 
-# Start by opening up **stdio**.
-stdio = process.openStdin()
+# REPL Setup
 
-# Quick alias for quitting the REPL.
-helpers.extend global, quit: -> process.exit(0)
+# Config
+enableColours = no
+unless process.platform is 'win32'
+  enableColours = not process.env.NODE_DISABLE_COLORS
+
+# Start by opening up `stdin` and `stdout`.
+stdin = process.openStdin()
+stdout = process.stdout
+
+# Log an error.
+error = (err) ->
+  stdout.write (err.stack or err.toString()) + '\n\n'
+
+# The current backlog of multi-line code.
+backlog = ''
 
 # The main REPL function. **run** is called every time a line of code is entered.
 # Attempt to evaluate the command. If there's an exception, print it out instead
 # of exiting.
-run = (buffer) ->
-  try
-    val = CoffeeScript.eval buffer.toString(), bare: on, globals: on, fileName: 'repl'
-    console.log val if val isnt undefined
-  catch err
-    console.error err.stack or err.toString()
-  repl.prompt()
+run = do ->
+  sandbox =
+    require: require
+    module : { exports: {} }
+  sandbox[g] = global[g] for g of global
+  sandbox.global = sandbox
+  sandbox.global.global = sandbox.global.root = sandbox.global.GLOBAL = sandbox
+  (buffer) ->
+    code = backlog += '\n' + buffer.toString()
+    if code[code.length - 1] is '\\'
+      return backlog = backlog[0...backlog.length - 1]
+    backlog = ''
+    try
+      val = CoffeeScript.eval code, {
+        sandbox,
+        bare: on,
+        filename: 'repl'
+      }
+      unless val is undefined
+        process.stdout.write inspect(val, no, 2, enableColours) + '\n'
+    catch err
+      error err
+    repl.prompt()
+
+## Autocompletion
+
+# Regexes to match complete-able bits of text.
+ACCESSOR  = /\s*([\w\.]+)(?:\.(\w*))$/
+SIMPLEVAR = /\s*(\w*)$/i
+
+# Returns a list of completions, and the completed text.
+autocomplete = (text) ->
+  completeAttribute(text) or completeVariable(text) or [[], text]
+
+# Attempt to autocomplete a chained dotted attribute: `one.two.three`.
+completeAttribute = (text) ->
+  if match = text.match ACCESSOR
+    [all, obj, prefix] = match
+    try
+      val = Script.runInThisContext obj
+    catch error
+      return [[], text]
+    completions = getCompletions prefix, getPropertyNames val
+    [completions, prefix]
+
+# Attempt to autocomplete an in-scope free variable: `one`.
+completeVariable = (text) ->
+  if free = text.match(SIMPLEVAR)?[1]
+    scope = Script.runInThisContext 'this'
+    completions = getCompletions free, CoffeeScript.RESERVED.concat(getPropertyNames scope)
+    [completions, free]
+
+# Return elements of candidates for which `prefix` is a prefix.
+getCompletions = (prefix, candidates) ->
+  (el for el in candidates when el.indexOf(prefix) is 0)
+
+# Return all "own" properties of an object.
+getPropertyNames = (obj) ->
+  (name for own name of obj)
+
+# Make sure that uncaught exceptions don't kill the REPL.
+process.on 'uncaughtException', error
 
 # Create the REPL by listening to **stdin**.
-repl = readline.createInterface stdio
+if readline.createInterface.length < 3
+  repl = readline.createInterface stdin, autocomplete
+  stdin.on 'data', (buffer) -> repl.write buffer
+else
+  repl = readline.createInterface stdin, stdout, autocomplete
+
 repl.setPrompt 'coffee> '
-stdio.on 'data',   (buffer) -> repl.write buffer
-repl.on  'close',  -> stdio.destroy()
+repl.on  'close',  -> stdin.destroy()
 repl.on  'line',   run
 repl.prompt()

src/rewriter.coffee

@@ -97,14 +97,17 @@ class exports.Rewriter
     start       = null
     startIndent = 0
     condition = (token, i) ->
-      {(i+1): one, (i+2): two, (i+3): three} = @tokens
+      [one, two, three] = @tokens[i + 1 .. i + 3]
       return false if 'HERECOMMENT' is one?[0]
       [tag] = token
       (tag in ['TERMINATOR', 'OUTDENT'] and
         not (two?[0] is ':' or one?[0] is '@' and three?[0] is ':')) or
         (tag is ',' and one and
-          one[0] not in ['IDENTIFIER', 'NUMBER', 'STRING', '@', 'TERMINATOR', 'OUTDENT', '('])
-    action = (token, i) -> @tokens.splice i, 0, ['}', '}', token[2]]
+          one[0] not in ['IDENTIFIER', 'NUMBER', 'STRING', '@', 'TERMINATOR', 'OUTDENT'])
+    action = (token, i) ->
+      tok = ['}', '}', token[2]]
+      tok.generated = yes
+      @tokens.splice i, 0, tok
     @scanTokens (token, i, tokens) ->
       if (tag = token[0]) in EXPRESSION_START
         stack.push [(if tag is 'INDENT' and @tag(i - 1) is '{' then '{' else tag), i]
@@ -113,17 +116,10 @@ class exports.Rewriter
         start = stack.pop()
         return 1
       return 1 unless tag is ':' and
-        ((ago2 = @tag i - 2) is ':' or
-         (ago1 = @tag i - 1) is ')' and @tag(start[1] - 1) is ':' or
-         stack[stack.length - 1]?[0] isnt '{')
+        ((ago = @tag i - 2) is ':' or stack[stack.length - 1]?[0] isnt '{')
       stack.push ['{']
-      idx = if ago1 is ')'
-        start[1]
-      else if ago2 is '@'
-        i - 2
-      else
-        i - 1
-      idx -= 2 if @tag(idx - 2) is 'HERECOMMENT'
+      idx =  if ago is '@' then i - 2 else i - 1
+      idx -= 2 while @tag(idx - 2) is 'HERECOMMENT'
       value = new String('{')
       value.generated = yes
       tok = ['{', value, token[2]]
@@ -142,22 +138,23 @@ class exports.Rewriter
       @tokens.splice idx, 0, ['CALL_END', ')', token[2]]
     @scanTokens (token, i, tokens) ->
       tag     = token[0]
-      noCall  = yes if tag in ['CLASS', 'IF', 'UNLESS']
-      {(i-1): prev, (i+1): next} = tokens
+      noCall  = yes if tag in ['CLASS', 'IF']
+      [prev, current, next] = tokens[i - 1 .. i + 1]
       callObject = not noCall and tag is 'INDENT' and
                    next and next.generated and next[0] is '{' and
                    prev and prev[0] in IMPLICIT_FUNC
       seenSingle = no
-      noCall     = no  if tag in LINEBREAKS
+      noCall     = no if tag in LINEBREAKS
       token.call = yes if prev and not prev.spaced and tag is '?'
+      return 1 if token.fromThen
       return 1 unless callObject or
         prev?.spaced and (prev.call or prev[0] in IMPLICIT_FUNC) and
         (tag in IMPLICIT_CALL or not (token.spaced or token.newLine) and tag in IMPLICIT_UNSPACED_CALL)
       tokens.splice i, 0, ['CALL_START', '(', token[2]]
-      @detectEnd i + (if callObject then 2 else 1), (token, i) ->
-        return yes if not seenSingle and token.fromThen
+      @detectEnd i + 1, (token, i) ->
         [tag] = token
-        seenSingle = yes if tag in ['IF', 'ELSE', 'UNLESS', '->', '=>']
+        return yes if not seenSingle and token.fromThen
+        seenSingle = yes if tag in ['IF', 'ELSE', '->', '=>']
         return yes if tag in ['.', '?.', '::'] and @tag(i - 1) is 'OUTDENT'
         not token.generated and @tag(i - 1) isnt ',' and tag in IMPLICIT_END and
         (tag isnt 'INDENT' or
@@ -205,7 +202,7 @@ class exports.Rewriter
   tagPostfixConditionals: ->
     condition = (token, i) -> token[0] in ['TERMINATOR', 'INDENT']
     @scanTokens (token, i) ->
-      return 1 unless token[0] in ['IF', 'UNLESS']
+      return 1 unless token[0] is 'IF'
       original = token
       @detectEnd i + 1, condition, (token, i) ->
         original[0] = 'POST_' + original[0] if token[0] isnt 'INDENT'
@@ -224,7 +221,7 @@ class exports.Rewriter
           openLine[open] = token[2] if levels[open]++ is 0
         else if tag is close and --levels[open] < 0
           throw Error "too many #{token[1]} on line #{token[2] + 1}"
-    for all open, level of levels when level > 0
+    for open, level of levels when level > 0
       throw Error "unclosed #{ open } on line #{openLine[open] + 1}"
     this
 
@@ -247,7 +244,7 @@ class exports.Rewriter
   rewriteClosingParens: ->
     stack = []
     debt  = {}
-    debt[key] = 0 for all key of INVERSES
+    debt[key] = 0 for key of INVERSES
     @scanTokens (token, i, tokens) ->
       if (tag = token[0]) in EXPRESSION_START
         stack.push token
@@ -312,7 +309,7 @@ IMPLICIT_FUNC    = ['IDENTIFIER', 'SUPER', ')', 'CALL_END', ']', 'INDEX_END', '@
 # If preceded by an `IMPLICIT_FUNC`, indicates a function invocation.
 IMPLICIT_CALL    = [
   'IDENTIFIER', 'NUMBER', 'STRING', 'JS', 'REGEX', 'NEW', 'PARAM_START', 'CLASS'
-  'IF', 'UNLESS', 'TRY', 'SWITCH', 'THIS', 'BOOL', 'UNARY',
+  'IF', 'TRY', 'SWITCH', 'THIS', 'BOOL', 'UNARY', 'SUPER'
   '@', '->', '=>', '[', '(', '{', '--', '++'
 ]
 
@@ -322,7 +319,7 @@ IMPLICIT_UNSPACED_CALL = ['+', '-']
 IMPLICIT_BLOCK   = ['->', '=>', '{', '[', ',']
 
 # Tokens that always mark the end of an implicit call for single-liners.
-IMPLICIT_END     = ['POST_IF', 'POST_UNLESS', 'FOR', 'WHILE', 'UNTIL', 'WHEN', 'BY', 'LOOP', 'TERMINATOR', 'INDENT']
+IMPLICIT_END     = ['POST_IF', 'FOR', 'WHILE', 'UNTIL', 'WHEN', 'BY', 'LOOP', 'TERMINATOR', 'INDENT']
 
 # Single-line flavors of block expressions that have unclosed endings.
 # The grammar can't disambiguate them, so we insert the implicit indentation.

src/scope.coffee

@@ -14,51 +14,33 @@ exports.Scope = class Scope
   @root: null
 
   # Initialize a scope with its parent, for lookups up the chain,
-  # as well as a reference to the **Expressions** node is belongs to, which is
+  # as well as a reference to the **Block** node is belongs to, which is
   # where it should declare its variables, and a reference to the function that
   # it wraps.
-  constructor:(@parent, @expressions, @method) ->
+  constructor: (@parent, @expressions, @method) ->
     @variables = [{name: 'arguments', type: 'arguments'}]
     @positions = {}
-    if @parent
-      @garbage = @parent.garbage
-    else
-      @garbage   = []
-      Scope.root = this
+    Scope.root = this unless @parent
 
   # Adds a new variable or overrides an existing one.
-  add: (name, type) ->
+  add: (name, type, immediate) ->
+    return @parent.add name, type, immediate if @shared and not immediate
     if typeof (pos = @positions[name]) is 'number'
       @variables[pos].type = type
     else
       @positions[name] = @variables.push({name, type}) - 1
 
-  # Create a new garbage level
-  startLevel: ->
-    @garbage.push []
-    this
-
-  # Return to the previous garbage level and erase referenced temporary
-  # variables in current level from scope.
-  endLevel: ->
-    @add name, 'reuse' for name in @garbage.pop() when @type(name) is 'var'
-    this
-
   # Look up a variable name in lexical scope, and declare it if it does not
   # already exist.
   find: (name, options) ->
-    return true if @check name, options
+    return yes if @check name, options
     @add name, 'var'
-    false
-
-  # Test variables and return `true` the first time `fn(v)` returns `true`
-  any: (fn) ->
-    return yes for v in @variables when fn v
     no
 
   # Reserve a variable name as originating from a function parameter for this
   # scope. No `var` required for internal references.
   parameter: (name) ->
+    return if @shared and @parent.check name, yes
     @add name, 'param'
 
   # Just check to see if a variable has already been declared, without reserving,
@@ -77,50 +59,36 @@ exports.Scope = class Scope
 
   # Gets the type of a variable.
   type: (name) ->
-    for v in @variables when v.name is name then return v.type
+    return v.type for v in @variables when v.name is name
     null
 
   # If we need to store an intermediate result, find an available name for a
   # compiler-generated variable. `_var`, `_var2`, and so on...
   freeVariable: (type) ->
     index = 0
-    index++ while @check((temp = @temporary type, index), true) and @type(temp) isnt 'reuse'
-    @add temp, 'var'
-    last(@garbage)?.push temp
+    index++ while @check((temp = @temporary type, index))
+    @add temp, 'var', yes
     temp
 
   # Ensure that an assignment is made at the top of this scope
   # (or at the top-level scope, if requested).
   assign: (name, value) ->
     @add name, value: value, assigned: true
+    @hasAssignments = yes
 
-  # Does this scope reference any variables that need to be declared in the
-  # given function body?
-  hasDeclarations: (body) ->
-    body is @expressions and @any (v) -> v.type in ['var', 'reuse']
-
-  # Does this scope reference any assignments that need to be declared at the
-  # top of the given function body?
-  hasAssignments: (body) ->
-    body is @expressions and @any (v) -> v.type.assigned
+  # Does this scope have any declared variables?
+  hasDeclarations: ->
+    !!@declaredVariables().length
 
   # Return the list of variables first declared in this scope.
   declaredVariables: ->
-    usr = []
-    tmp = []
-    for v in @variables when v.type in ['var', 'reuse']
-      (if v.name.charAt(0) is '_' then tmp else usr).push v.name
-    usr.sort().concat tmp.sort()
+    realVars = []
+    tempVars = []
+    for v in @variables when v.type is 'var'
+      (if v.name.charAt(0) is '_' then tempVars else realVars).push v.name
+    realVars.sort().concat tempVars.sort()
 
   # Return the list of assignments that are supposed to be made at the top
   # of this scope.
   assignedVariables: ->
-    ("#{v.name} = #{v.type.value}" for v in @variables when v.type.assigned)
-
-  # Compile the JavaScript for all of the variable declarations in this scope.
-  compiledDeclarations: ->
-    @declaredVariables().join ', '
-
-  # Compile the JavaScript for all of the variable assignments in this scope.
-  compiledAssignments: ->
-    @assignedVariables().join ', '
+    "#{v.name} = #{v.type.value}" for v in @variables when v.type.assigned

test/arrays.coffee

@@ -0,0 +1,77 @@
+# Array Literals
+# --------------
+
+# * Array Literals
+# * Splats in Array Literals
+
+# TODO: add indexing and method invocation tests: [1][0] is 1, [].toString()
+
+test "trailing commas", ->
+  trailingComma = [1, 2, 3,]
+  ok (trailingComma[0] is 1) and (trailingComma[2] is 3) and (trailingComma.length is 3)
+
+  trailingComma = [
+    1, 2, 3,
+    4, 5, 6
+    7, 8, 9,
+  ]
+  (sum = (sum or 0) + n) for n in trailingComma
+
+  a = [((x) -> x), ((x) -> x * x)]
+  ok a.length is 2
+
+test "incorrect indentation without commas", ->
+  result = [['a']
+   {b: 'c'}]
+  ok result[0][0] is 'a'
+  ok result[1]['b'] is 'c'
+
+
+# Splats in Array Literals
+
+test "array splat expansions with assignments", ->
+  nums = [1, 2, 3]
+  list = [a = 0, nums..., b = 4]
+  eq 0, a
+  eq 4, b
+  arrayEq [0,1,2,3,4], list
+
+
+test "mixed shorthand objects in array lists", ->
+
+  arr = [
+    a:1
+    'b'
+    c:1
+  ]
+  ok arr.length is 3
+  ok arr[2].c is 1
+
+  arr = [b: 1, a: 2, 100]
+  eq arr[1], 100
+
+  arr = [a:0, b:1, (1 + 1)]
+  eq arr[1], 2
+
+  arr = [a:1, 'a', b:1, 'b']
+  eq arr.length, 4
+  eq arr[2].b, 1
+  eq arr[3], 'b'
+
+
+test "array splats with nested arrays", ->
+  nonce = {}
+  a = [nonce]
+  list = [1, 2, a...]
+  eq list[0], 1
+  eq list[2], nonce
+
+  a = [[nonce]]
+  list = [1, 2, a...]
+  arrayEq list, [1, 2, [nonce]]
+
+test "#1274: `[] = a()` compiles to `false` instead of `a()`", ->
+  a = false
+  fn = -> a = true
+  [] = fn()
+  ok a

test/assignment.coffee

@@ -0,0 +1,270 @@
+# Assignment
+# ----------
+
+# * Assignment
+# * Compound Assignment
+# * Destructuring Assignment
+# * Context Property (@) Assignment
+# * Existential Assignment (?=)
+
+test "context property assignment (using @)", ->
+  nonce = {}
+  addMethod = ->
+    @method = -> nonce
+    this
+  eq nonce, addMethod.call({}).method()
+
+test "unassignable values", ->
+  nonce = {}
+  for nonref in ['', '""', '0', 'f()'].concat CoffeeScript.RESERVED
+    eq nonce, (try CoffeeScript.compile "#{nonref} = v" catch e then nonce)
+
+test "compound assignments should not declare", ->
+  # TODO: make description more clear
+  # TODO: remove reference to Math
+  eq Math, (-> Math or= 0)()
+
+
+# Compound Assignment
+
+test "boolean operators", ->
+  nonce = {}
+
+  a  = 0
+  a or= nonce
+  eq nonce, a
+
+  b  = 1
+  b or= nonce
+  eq 1, b
+
+  c = 0
+  c and= nonce
+  eq 0, c
+
+  d = 1
+  d and= nonce
+  eq nonce, d
+
+  # ensure that RHS is treated as a group
+  e = f = false
+  e and= f or true
+  eq false, e
+
+test "compound assignment as a sub expression", ->
+  [a, b, c] = [1, 2, 3]
+  eq 6, (a + b += c)
+  eq 1, a
+  eq 5, b
+  eq 3, c
+
+# *note: this test could still use refactoring*
+test "compound assignment should be careful about caching variables", ->
+  count = 0
+  list = []
+
+  list[++count] or= 1
+  eq 1, list[1]
+  eq 1, count
+
+  list[++count] ?= 2
+  eq 2, list[2]
+  eq 2, count
+
+  list[count++] and= 6
+  eq 6, list[2]
+  eq 3, count
+
+  base = ->
+    ++count
+    base
+
+  base().four or= 4
+  eq 4, base.four
+  eq 4, count
+
+  base().five ?= 5
+  eq 5, base.five
+  eq 5, count
+
+test "compound assignment with implicit objects", ->
+  obj = undefined
+  obj ?=
+    one: 1
+
+  eq 1, obj.one
+
+  obj and=
+    two: 2
+
+  eq undefined, obj.one
+  eq         2, obj.two
+
+test "compound assignment (math operators)", ->
+  num = 10
+  num -= 5
+  eq 5, num
+
+  num *= 10
+  eq 50, num
+
+  num /= 10
+  eq 5, num
+
+  num %= 3
+  eq 2, num
+
+test "more compound assignment", ->
+  a = {}
+  val = undefined
+  val ||= a
+  val ||= true
+  eq a, val
+
+  b = {}
+  val &&= true
+  eq val, true
+  val &&= b
+  eq b, val
+
+  c = {}
+  val = null
+  val ?= c
+  val ?= true
+  eq c, val
+
+
+# Destructuring Assignment
+
+test "empty destructuring assignment", ->
+  {} = [] = undefined
+
+test "chained destructuring assignments", ->
+  [a] = {0: b} = {'0': c} = [nonce={}]
+  eq nonce, a
+  eq nonce, b
+  eq nonce, c
+
+test "variable swapping to verify caching of RHS values when appropriate", ->
+  a = nonceA = {}
+  b = nonceB = {}
+  c = nonceC = {}
+  [a, b, c] = [b, c, a]
+  eq nonceB, a
+  eq nonceC, b
+  eq nonceA, c
+  [a, b, c] = [b, c, a]
+  eq nonceC, a
+  eq nonceA, b
+  eq nonceB, c
+  fn = ->
+    [a, b, c] = [b, c, a]
+  arrayEq [nonceA,nonceB,nonceC], fn()
+  eq nonceA, a
+  eq nonceB, b
+  eq nonceC, c
+
+test "#713", ->
+  nonces = [nonceA={},nonceB={}]
+  eq nonces, [a, b] = [c, d] = nonces
+  eq nonceA, a
+  eq nonceA, c
+  eq nonceB, b
+  eq nonceB, d
+
+test "destructuring assignment with splats", ->
+  a = {}; b = {}; c = {}; d = {}; e = {}
+  [x,y...,z] = [a,b,c,d,e]
+  eq a, x
+  arrayEq [b,c,d], y
+  eq e, z
+
+test "deep destructuring assignment with splats", ->
+  a={}; b={}; c={}; d={}; e={}; f={}; g={}; h={}; i={}
+  [u, [v, w..., x], y..., z] = [a, [b, c, d, e], f, g, h, i]
+  eq a, u
+  eq b, v
+  arrayEq [c,d], w
+  eq e, x
+  arrayEq [f,g,h], y
+  eq i, z
+
+test "destructuring assignment with objects", ->
+  a={}; b={}; c={}
+  obj = {a,b,c}
+  {a:x, b:y, c:z} = obj
+  eq a, x
+  eq b, y
+  eq c, z
+
+test "deep destructuring assignment with objects", ->
+  a={}; b={}; c={}; d={}
+  obj = {
+    a
+    b: {
+      'c': {
+        d: [
+          b
+          {e: c, f: d}
+        ]
+      }
+    }
+  }
+  {a: w, 'b': {c: d: [x, {'f': z, e: y}]}} = obj
+  eq a, w
+  eq b, x
+  eq c, y
+  eq d, z
+
+test "destructuring assignment with objects and splats", ->
+  a={}; b={}; c={}; d={}
+  obj = a: b: [a, b, c, d]
+  {a: b: [y, z...]} = obj
+  eq a, y
+  arrayEq [b,c,d], z
+
+test "destructuring assignment against an expression", ->
+  a={}; b={}
+  [y, z] = if true then [a, b] else [b, a]
+  eq a, y
+  eq b, z
+
+test "bracket insertion when necessary", ->
+  [a] = [0] ? [1]
+  eq a, 0
+
+# for implicit destructuring assignment in comprehensions, see the comprehension tests
+
+test "destructuring assignment with context (@) properties", ->
+  a={}; b={}; c={}; d={}; e={}
+  obj =
+    fn: () ->
+      local = [a, {b, c}, d, e]
+      [@a, {b: @b, c: @c}, @d, @e] = local
+  eq undefined, obj[key] for key in ['a','b','c','d','e']
+  obj.fn()
+  eq a, obj.a
+  eq b, obj.b
+  eq c, obj.c
+  eq d, obj.d
+  eq e, obj.e
+
+test "#1024", ->
+  eq 2 * [] = 3 + 5, 16
+
+
+# Existential Assignment
+
+test "existential assignment", ->
+  nonce = {}
+  a = false
+  a ?= nonce
+  eq false, a
+  b = undefined
+  b ?= nonce
+  eq nonce, b
+  c = null
+  c ?= nonce
+  eq nonce, c
+  d ?= nonce
+  eq nonce, d

test/booleans.coffee

@@ -0,0 +1,21 @@
+# Boolean Literals
+# ----------------
+
+# TODO: add method invocation tests: true.toString() is "true"
+
+test "#764 Booleans should be indexable", ->
+  toString = Boolean::toString
+
+  eq toString, true['toString']
+  eq toString, false['toString']
+  eq toString, yes['toString']
+  eq toString, no['toString']
+  eq toString, on['toString']
+  eq toString, off['toString']
+
+  eq toString, true.toString
+  eq toString, false.toString
+  eq toString, yes.toString
+  eq toString, no.toString
+  eq toString, on.toString
+  eq toString, off.toString

test/classes.coffee

@@ -0,0 +1,478 @@
+# Classes
+# -------
+
+# * Class Definition
+# * Class Instantiation
+# * Inheritance and Super
+
+test "classes with a four-level inheritance chain", ->
+
+  class Base
+    func: (string) ->
+      "zero/#{string}"
+
+    @static: (string) ->
+      "static/#{string}"
+
+  class FirstChild extends Base
+    func: (string) ->
+      super('one/') + string
+
+  SecondChild = class extends FirstChild
+    func: (string) ->
+      super('two/') + string
+
+  thirdCtor = ->
+    @array = [1, 2, 3]
+
+  class ThirdChild extends SecondChild
+    constructor: -> thirdCtor.call this
+
+    # Gratuitous comment for testing.
+    func: (string) ->
+      super('three/') + string
+
+  result = (new ThirdChild).func 'four'
+
+  ok result is 'zero/one/two/three/four'
+  ok Base.static('word') is 'static/word'
+
+  FirstChild::func = (string) ->
+    super('one/').length + string
+
+  result = (new ThirdChild).func 'four'
+
+  ok result is '9two/three/four'
+
+  ok (new ThirdChild).array.join(' ') is '1 2 3'
+
+
+test "constructors with inheritance and super", ->
+
+  identity = (f) -> f
+
+  class TopClass
+    constructor: (arg) ->
+      @prop = 'top-' + arg
+
+  class SuperClass extends TopClass
+    constructor: (arg) ->
+      identity super 'super-' + arg
+
+  class SubClass extends SuperClass
+    constructor: ->
+      identity super 'sub'
+
+  ok (new SubClass).prop is 'top-super-sub'
+
+
+test "Overriding the static property new doesn't clobber Function::new", ->
+
+  class OneClass
+    @new: 'new'
+    function: 'function'
+    constructor: (name) -> @name = name
+
+  class TwoClass extends OneClass
+  delete TwoClass.new
+
+  Function.prototype.new = -> new this arguments...
+
+  ok (TwoClass.new('three')).name is 'three'
+  ok (new OneClass).function is 'function'
+  ok OneClass.new is 'new'
+
+  delete Function.prototype.new
+
+
+test "basic classes, again, but in the manual prototype style", ->
+
+  Base = ->
+  Base::func = (string) ->
+    'zero/' + string
+  Base::['func-func'] = (string) ->
+    "dynamic-#{string}"
+
+  FirstChild = ->
+  SecondChild = ->
+  ThirdChild = ->
+    @array = [1, 2, 3]
+    this
+
+  ThirdChild extends SecondChild extends FirstChild extends Base
+
+  FirstChild::func = (string) ->
+    super('one/') + string
+
+  SecondChild::func = (string) ->
+    super('two/') + string
+
+  ThirdChild::func = (string) ->
+    super('three/') + string
+
+  result = (new ThirdChild).func 'four'
+
+  ok result is 'zero/one/two/three/four'
+
+  ok (new ThirdChild)['func-func']('thing') is 'dynamic-thing'
+
+
+test "super with plain ol' functions as the original constructors", ->
+
+TopClass = (arg) ->
+  @prop = 'top-' + arg
+  this
+
+SuperClass = (arg) ->
+  super 'super-' + arg
+  this
+
+SubClass = ->
+  super 'sub'
+  this
+
+SuperClass extends TopClass
+SubClass extends SuperClass
+
+ok (new SubClass).prop is 'top-super-sub'
+
+
+test "'@' referring to the current instance, and not being coerced into a call", ->
+
+  class ClassName
+    amI: ->
+      @ instanceof ClassName
+
+  obj = new ClassName
+  ok obj.amI()
+
+
+test "super() calls in constructors of classes that are defined as object properties", ->
+
+  class Hive
+    constructor: (name) -> @name = name
+
+  class Hive.Bee extends Hive
+    constructor: (name) -> super
+
+  maya = new Hive.Bee 'Maya'
+  ok maya.name is 'Maya'
+
+
+test "classes with JS-keyword properties", ->
+
+  class Class
+    class: 'class'
+    name: -> @class
+
+  instance = new Class
+  ok instance.class is 'class'
+  ok instance.name() is 'class'
+
+
+test "Classes with methods that are pre-bound to the instance, or statically, to the class", ->
+
+  class Dog
+    constructor: (name) ->
+      @name = name
+
+    bark: =>
+      "#{@name} woofs!"
+
+    @static = =>
+      new this('Dog')
+
+  spark = new Dog('Spark')
+  fido  = new Dog('Fido')
+  fido.bark = spark.bark
+
+  ok fido.bark() is 'Spark woofs!'
+
+  obj = func: Dog.static
+
+  ok obj.func().name is 'Dog'
+
+
+test "a bound function in a bound function", ->
+
+  class Mini
+    num: 10
+    generate: =>
+      for i in [1..3]
+        =>
+          @num
+
+  m = new Mini
+  eq (func() for func in m.generate()).join(' '), '10 10 10'
+
+
+test "contructor called with varargs", ->
+
+  class Connection
+    constructor: (one, two, three) ->
+      [@one, @two, @three] = [one, two, three]
+
+    out: ->
+      "#{@one}-#{@two}-#{@three}"
+
+  list = [3, 2, 1]
+  conn = new Connection list...
+  ok conn instanceof Connection
+  ok conn.out() is '3-2-1'
+
+
+test "calling super and passing along all arguments", ->
+
+  class Parent
+    method: (args...) -> @args = args
+
+  class Child extends Parent
+    method: -> super
+
+  c = new Child
+  c.method 1, 2, 3, 4
+  ok c.args.join(' ') is '1 2 3 4'
+
+
+test "classes wrapped in decorators", ->
+
+  func = (klass) ->
+    klass::prop = 'value'
+    klass
+
+  func class Test
+    prop2: 'value2'
+
+  ok (new Test).prop  is 'value'
+  ok (new Test).prop2 is 'value2'
+
+
+test "anonymous classes", ->
+
+  obj =
+    klass: class
+      method: -> 'value'
+
+  instance = new obj.klass
+  ok instance.method() is 'value'
+
+
+test "Implicit objects as static properties", ->
+
+  class Static
+    @static =
+      one: 1
+      two: 2
+
+  ok Static.static.one is 1
+  ok Static.static.two is 2
+
+
+test "nothing classes", ->
+
+  c = class
+  ok c instanceof Function
+
+
+test "classes with value'd constructors", ->
+
+  counter = 0
+  classMaker = ->
+    inner = ++counter
+    ->
+      @value = inner
+
+  class One
+    constructor: classMaker()
+
+  class Two
+    constructor: classMaker()
+
+  eq (new One).value, 1
+  eq (new Two).value, 2
+  eq (new One).value, 1
+  eq (new Two).value, 2
+
+
+test "exectuable class bodies", ->
+
+  class A
+    if true
+      b: 'b'
+    else
+      c: 'c'
+
+  a = new A
+
+  eq a.b, 'b'
+  eq a.c, undefined
+
+
+test "mild metaprogramming", ->
+
+  class Base
+    @attr: (name) ->
+      @::[name] = (val) ->
+        if arguments.length > 0
+          @["_#{name}"] = val
+        else
+          @["_#{name}"]
+
+  class Robot extends Base
+    @attr 'power'
+    @attr 'speed'
+
+  robby = new Robot
+
+  ok robby.power() is undefined
+
+  robby.power 11
+  robby.speed Infinity
+
+  eq robby.power(), 11
+  eq robby.speed(), Infinity
+
+
+test "namespaced classes do not reserve their function name in outside scope", ->
+
+  one = {}
+  two = {}
+
+  class one.Klass
+    @label = "one"
+
+  class two.Klass
+    @label = "two"
+
+  eq typeof Klass, 'undefined'
+  eq one.Klass.label, 'one'
+  eq two.Klass.label, 'two'
+
+
+test "nested classes", ->
+
+  class Outer
+    constructor: ->
+      @label = 'outer'
+
+    class @Inner
+      constructor: ->
+        @label = 'inner'
+
+  eq (new Outer).label, 'outer'
+  eq (new Outer.Inner).label, 'inner'
+
+
+test "variables in constructor bodies are correctly scoped", ->
+
+  class A
+    x = 1
+    constructor: ->
+      x = 10
+      y = 20
+    y = 2
+    captured: ->
+      {x, y}
+
+  a = new A
+  eq a.captured().x, 10
+  eq a.captured().y, 2
+
+
+test "Issue #924: Static methods in nested classes", ->
+
+  class A
+    @B: class
+      @c = -> 5
+
+  eq A.B.c(), 5
+
+
+test "`class extends this`", ->
+
+  class A
+    func: -> 'A'
+
+  B = null
+  makeClass = ->
+    B = class extends this
+      func: -> super + ' B'
+
+  makeClass.call A
+
+  eq (new B()).func(), 'A B'
+
+
+test "ensure that constructors invoked with splats return a new object", ->
+
+  args = [1, 2, 3]
+  Type = (@args) ->
+  type = new Type args
+
+  ok type and type instanceof Type
+  ok type.args and type.args instanceof Array
+  ok v is args[i] for v, i in type.args
+
+  Type1 = (@a, @b, @c) ->
+  type1 = new Type1 args...
+
+  ok type1 instanceof   Type1
+  eq type1.constructor, Type1
+  ok type1.a is args[0] and type1.b is args[1] and type1.c is args[2]
+
+  # Ensure that constructors invoked with splats cache the function.
+  called = 0
+  get = -> if called++ then false else class Type
+  new get() args...
+
+test "`new` shouldn't add extra parens", ->
+
+  ok new Date().constructor is Date
+
+
+test "`new` works against bare function", ->
+
+  eq Date, new ->
+    eq this, new => this
+    Date
+
+
+test "#1182: a subclass should be able to set its constructor to an external function", ->
+  ctor = ->
+    @val = 1
+  class A
+  class B extends A
+    constructor: ctor
+  eq (new B).val, 1
+
+test "#1182: external constructors continued", ->
+  ctor = ->
+  class A
+  class B extends A
+    method: ->
+    constructor: ctor
+  ok B::method
+
+test "#1313: misplaced __extends", ->
+  nonce = {}
+  class A
+  class B extends A
+    prop: nonce
+    constructor: ->
+  eq nonce, B::prop
+
+test "#1182: execution order needs to be considered as well", ->
+  counter = 0
+  makeFn = (n) -> eq n, ++counter; ->
+  class B extends (makeFn 1)
+    @B: makeFn 2
+    constructor: makeFn 3
+
+test "#1182: external constructors with bound functions", ->
+  fn = ->
+    {one: 1}
+  class B
+  class A
+    constructor: fn
+    method: => this instanceof A
+  ok (new A).method.call(new B)

test/comments.coffee

@@ -0,0 +1,204 @@
+# Comments
+# --------
+
+# * Single-Line Comments
+# * Block Comments
+
+# Note: awkward spacing seen in some tests is likely intentional.
+
+test "comments in objects", ->
+  obj1 = {
+  # comment
+    # comment
+      # comment
+    one: 1
+  # comment
+    two: 2
+      # comment
+  }
+
+  ok Object::hasOwnProperty.call(obj1,'one')
+  eq obj1.one, 1
+  ok Object::hasOwnProperty.call(obj1,'two')
+  eq obj1.two, 2
+
+test "comments in YAML-style objects", ->
+  obj2 =
+  # comment
+    # comment
+      # comment
+    three: 3
+  # comment
+    four: 4
+      # comment
+
+  ok Object::hasOwnProperty.call(obj2,'three')
+  eq obj2.three, 3
+  ok Object::hasOwnProperty.call(obj2,'four')
+  eq obj2.four, 4
+
+test "comments following operators that continue lines", ->
+  sum =
+    1 +
+    1 + # comment
+    1
+  eq 3, sum
+
+test "comments in functions", ->
+  fn = ->
+  # comment
+    false
+    false   # comment
+    false
+    # comment
+
+  # comment
+    true
+
+  ok fn()
+
+  fn2 = -> #comment
+    fn()
+    # comment
+
+  ok fn2()
+
+test "trailing comment before an outdent", ->
+  nonce = {}
+  fn3 = ->
+    if true
+      undefined # comment
+    nonce
+
+  eq nonce, fn3()
+
+test "comments in a switch", ->
+  nonce = {}
+  result = switch nonce #comment
+    # comment
+    when false then undefined
+    # comment
+    when null #comment
+      undefined
+    else nonce # comment
+
+  eq nonce, result
+
+test "comment with conditional statements", ->
+  nonce = {}
+  result = if false # comment
+    undefined
+  #comment
+  else # comment
+    nonce
+    # comment
+  eq nonce, result
+
+test "spaced comments with conditional statements", ->
+  nonce = {}
+  result = if false
+    undefined
+
+  # comment
+  else if false
+    undefined
+
+  # comment
+  else
+    nonce
+
+  eq nonce, result
+
+
+# Block Comments
+
+###
+  This is a here-comment.
+  Kind of like a heredoc.
+###
+
+test "block comments in objects", ->
+  a = {}
+  b = {}
+  obj = {
+    a: a
+    ###
+    comment
+    ###
+    b: b
+  }
+
+  eq a, obj.a
+  eq b, obj.b
+
+test "block comments in YAML-style", ->
+  a = {}
+  b = {}
+  obj =
+    a: a
+    ###
+    comment
+    ###
+    b: b
+
+  eq a, obj.a
+  eq b, obj.b
+
+
+test "block comments in functions", ->
+  nonce = {}
+
+  fn1 = ->
+    true
+    ###
+    false
+    ###
+
+  ok fn1()
+
+  fn2 =  ->
+    ###
+    block comment
+    ###
+    nonce
+
+  eq nonce, fn2()
+
+  fn3 = ->
+    nonce
+  ###
+  block comment
+  ###
+
+  eq nonce, fn3()
+
+  fn4 = ->
+    one = ->
+      ###
+        block comment
+      ###
+      two = ->
+        three = ->
+          nonce
+
+  eq nonce, fn4()()()()
+
+test "block comments inside class bodies", ->
+  class A
+    a: ->
+
+    ###
+    Comment
+    ###
+    b: ->
+
+  ok A.prototype.b instanceof Function
+
+  class B
+    ###
+    Comment
+    ###
+    a: ->
+    b: ->
+
+  ok B.prototype.a instanceof Function

test/compilation.coffee

@@ -0,0 +1,61 @@
+# Compilation
+# -----------
+
+# helper to assert that a string should fail compilation
+cantCompile = (code) ->
+  throws -> CoffeeScript.compile code
+
+
+test "ensure that carriage returns don't break compilation on Windows", ->
+  doesNotThrow -> CoffeeScript.compile 'one\r\ntwo', bare: on
+
+test "--bare", ->
+  eq -1, CoffeeScript.compile('x = y', bare: on).indexOf 'function'
+  ok 'passed' is CoffeeScript.eval '"passed"', bare: on, filename: 'test'
+
+test "multiple generated references", ->
+  a = {b: []}
+  a.b[true] = -> this == a.b
+  c = 0
+  d = []
+  ok a.b[0<++c<2] d...
+
+test "splat on a line by itself is invalid", ->
+  cantCompile "x 'a'\n...\n"
+
+test "Issue 750", ->
+
+  cantCompile 'f(->'
+
+  cantCompile 'a = (break)'
+
+  cantCompile 'a = (return 5 for item in list)'
+
+  cantCompile 'a = (return 5 while condition)'
+
+  cantCompile 'a = for x in y\n  return 5'
+
+test "Issue #986: Unicode identifiers", ->
+  λ = 5
+  eq λ, 5
+
+test "don't accidentally stringify keywords", ->
+  ok (-> this == 'this')() is false
+
+test "#1026", ->
+  cantCompile '''
+    if a
+      b
+    else
+      c
+    else
+      d
+  '''
+
+test "#1050", ->
+  cantCompile "### */ ###"
+
+test "#1106: __proto__ compilation", ->
+  object = eq
+  @["__proto__"] = true
+  ok __proto__

test/comprehensions.coffee

@@ -0,0 +1,430 @@
+# Comprehensions
+# --------------
+
+# * Array Comprehensions
+# * Range Comprehensions
+# * Object Comprehensions
+# * Implicit Destructuring Assignment
+# * Comprehensions with Nonstandard Step
+
+# TODO: refactor comprehension tests
+
+test "Basic array comprehensions.", ->
+
+  nums    = (n * n for n in [1, 2, 3] when n & 1)
+  results = (n * 2 for n in nums)
+
+  ok results.join(',') is '2,18'
+
+
+test "Basic object comprehensions.", ->
+
+  obj   = {one: 1, two: 2, three: 3}
+  names = (prop + '!' for prop of obj)
+  odds  = (prop + '!' for prop, value of obj when value & 1)
+
+  ok names.join(' ') is "one! two! three!"
+  ok odds.join(' ')  is "one! three!"
+
+
+test "Basic range comprehensions.", ->
+
+  nums = (i * 3 for i in [1..3])
+
+  negs = (x for x in [-20..-5*2])
+  negs = negs[0..2]
+
+  result = nums.concat(negs).join(', ')
+
+  ok result is '3, 6, 9, -20, -19, -18'
+
+
+test "With range comprehensions, you can loop in steps.", ->
+
+  results = (x for x in [0...15] by 5)
+  ok results.join(' ') is '0 5 10'
+
+  results = (x for x in [0..100] by 10)
+  ok results.join(' ') is '0 10 20 30 40 50 60 70 80 90 100'
+
+
+test "And can loop downwards, with a negative step.", ->
+
+  results = (x for x in [5..1])
+
+  ok results.join(' ') is '5 4 3 2 1'
+  ok results.join(' ') is [(10-5)..(-2+3)].join(' ')
+
+  results = (x for x in [10..1])
+  ok results.join(' ') is [10..1].join(' ')
+
+  results = (x for x in [10...0] by -2)
+  ok results.join(' ') is [10, 8, 6, 4, 2].join(' ')
+
+
+test "Range comprehension gymnastics.", ->
+
+  eq "#{i for i in [5..1]}", '5,4,3,2,1'
+  eq "#{i for i in [5..-5] by -5}", '5,0,-5'
+
+  a = 6
+  b = 0
+  c = -2
+
+  eq "#{i for i in [a..b]}", '6,5,4,3,2,1,0'
+  eq "#{i for i in [a..b] by c}", '6,4,2,0'
+
+
+test "Multiline array comprehension with filter.", ->
+
+  evens = for num in [1, 2, 3, 4, 5, 6] when not (num & 1)
+             num *= -1
+             num -= 2
+             num * -1
+  eq evens + '', '4,6,8'
+
+
+  test "The in operator still works, standalone.", ->
+
+    ok 2 of evens
+
+
+test "all isn't reserved.", ->
+
+  all = 1
+
+
+test "Ensure that the closure wrapper preserves local variables.", ->
+
+  obj = {}
+
+  for method in ['one', 'two', 'three'] then do (method) ->
+    obj[method] = ->
+      "I'm " + method
+
+  ok obj.one()   is "I'm one"
+  ok obj.two()   is "I'm two"
+  ok obj.three() is "I'm three"
+
+
+test "Index values at the end of a loop.", ->
+
+  i = 0
+  for i in [1..3]
+    -> 'func'
+    break if false
+  ok i is 4
+
+
+test "Ensure that local variables are closed over for range comprehensions.", ->
+
+  funcs = for i in [1..3]
+    do (i) ->
+      -> -i
+
+  eq (func() for func in funcs).join(' '), '-1 -2 -3'
+  ok i is 4
+
+
+test "Even when referenced in the filter.", ->
+
+  list = ['one', 'two', 'three']
+
+  methods = for num, i in list when num isnt 'two' and i isnt 1
+    do (num, i) ->
+      -> num + ' ' + i
+
+  ok methods.length is 2
+  ok methods[0]() is 'one 0'
+  ok methods[1]() is 'three 2'
+
+
+test "Even a convoluted one.", ->
+
+  funcs = []
+
+  for i in [1..3]
+    do (i) ->
+      x = i * 2
+      ((z)->
+        funcs.push -> z + ' ' + i
+      )(x)
+
+  ok (func() for func in funcs).join(', ') is '2 1, 4 2, 6 3'
+
+  funcs = []
+
+  results = for i in [1..3]
+    do (i) ->
+      z = (x * 3 for x in [1..i])
+      ((a, b, c) -> [a, b, c].join(' ')).apply this, z
+
+  ok results.join(', ') is '3  , 3 6 , 3 6 9'
+
+
+test "Naked ranges are expanded into arrays.", ->
+
+  array = [0..10]
+  ok(num % 2 is 0 for num in array by 2)
+
+
+test "Nested shared scopes.", ->
+
+  foo = ->
+    for i in [0..7]
+      do (i) ->
+        for j in [0..7]
+          do (j) ->
+            -> i + j
+
+  eq foo()[3][4](), 7
+
+
+test "Scoped loop pattern matching.", ->
+
+  a = [[0], [1]]
+  funcs = []
+
+  for [v] in a
+    do (v) ->
+      funcs.push -> v
+
+  eq funcs[0](), 0
+  eq funcs[1](), 1
+
+
+test "Nested comprehensions.", ->
+
+  multiLiner =
+    for x in [3..5]
+      for y in [3..5]
+        [x, y]
+
+  singleLiner =
+    (([x, y] for y in [3..5]) for x in [3..5])
+
+  ok multiLiner.length is singleLiner.length
+  ok 5 is multiLiner[2][2][1]
+  ok 5 is singleLiner[2][2][1]
+
+
+test "Comprehensions within parentheses.", ->
+
+  result = null
+  store = (obj) -> result = obj
+  store (x * 2 for x in [3, 2, 1])
+
+  ok result.join(' ') is '6 4 2'
+
+
+test "Closure-wrapped comprehensions that refer to the 'arguments' object.", ->
+
+  expr = ->
+    result = (item * item for item in arguments)
+
+  ok expr(2, 4, 8).join(' ') is '4 16 64'
+
+
+test "Fast object comprehensions over all properties, including prototypal ones.", ->
+
+  class Cat
+    constructor: -> @name = 'Whiskers'
+    breed: 'tabby'
+    hair:  'cream'
+
+  whiskers = new Cat
+  own = (value for own key, value of whiskers)
+  all = (value for key, value of whiskers)
+
+  ok own.join(' ') is 'Whiskers'
+  ok all.sort().join(' ') is 'Whiskers cream tabby'
+
+
+test "Optimized range comprehensions.", ->
+
+  exxes = ('x' for [0...10])
+  ok exxes.join(' ') is 'x x x x x x x x x x'
+
+
+test "Comprehensions safely redeclare parameters if they're not present in closest scope.", ->
+
+  rule = (x) -> x
+
+  learn = ->
+    rule for rule in [1, 2, 3]
+
+  ok learn().join(' ') is '1 2 3'
+
+  ok rule(101) is 101
+
+  f = -> [-> ok no, 'should cache source']
+  ok yes for k of [f] = f()
+
+
+test "Lenient on pure statements not trying to reach out of the closure", ->
+
+  val = for i in [1]
+    for j in [] then break
+    i
+  ok val[0] is i
+
+
+test "Comprehensions only wrap their last line in a closure, allowing other lines
+  to have pure expressions in them.", ->
+
+  func = -> for i in [1]
+    break if i is 2
+    j for j in [1]
+
+  ok func()[0][0] is 1
+
+  i = 6
+  odds = while i--
+    continue unless i & 1
+    i
+
+  ok odds.join(', ') is '5, 3, 1'
+
+
+test "Issue #897: Ensure that plucked function variables aren't leaked.", ->
+
+  facets = {}
+  list = ['one', 'two']
+
+  (->
+    for entity in list
+      facets[entity] = -> entity
+  )()
+
+  eq typeof entity, 'undefined'
+  eq facets['two'](), 'two'
+
+
+test "Issue #905. Soaks as the for loop subject.", ->
+
+  a = {b: {c: [1, 2, 3]}}
+  for d in a.b?.c
+    e = d
+
+  eq e, 3
+
+
+test "Issue #948. Capturing loop variables.", ->
+
+  funcs = []
+  list  = ->
+    [1, 2, 3]
+
+  for y in list()
+    do (y) ->
+      z = y
+      funcs.push -> "y is #{y} and z is #{z}"
+
+  eq funcs[1](), "y is 2 and z is 2"
+
+
+test "Cancel the comprehension if there's a jump inside the loop.", ->
+
+  result = try
+    for i in [0...10]
+      continue if i < 5
+    i
+
+  eq result, 10
+
+
+test "Comprehensions over break.", ->
+
+  arrayEq (break for [1..10]), []
+
+
+test "Comprehensions over continue.", ->
+
+  arrayEq (continue for [1..10]), []
+
+
+test "Comprehensions over function literals.", ->
+
+  a = 0
+  for f in [-> a = 1]
+    do (f) ->
+      do f
+
+  eq a, 1
+
+
+test "Comprehensions that mention arguments.", ->
+
+  list = [arguments: 10]
+  args = for f in list
+    do (f) ->
+      f.arguments
+  eq args[0], 10
+
+
+test "expression conversion under explicit returns", ->
+  nonce = {}
+  fn = ->
+    return (nonce for x in [1,2,3])
+  arrayEq [nonce,nonce,nonce], fn()
+  fn = ->
+    return [nonce for x in [1,2,3]][0]
+  arrayEq [nonce,nonce,nonce], fn()
+  fn = ->
+    return [(nonce for x in [1..3])][0]
+  arrayEq [nonce,nonce,nonce], fn()
+
+
+test "implicit destructuring assignment in object of objects", ->
+  a={}; b={}; c={}
+  obj = {
+    a: { d: a },
+    b: { d: b }
+    c: { d: c }
+  }
+  result = ([y,z] for y, { d: z } of obj)
+  arrayEq [['a',a],['b',b],['c',c]], result
+
+
+test "implicit destructuring assignment in array of objects", ->
+  a={}; b={}; c={}; d={}; e={}; f={}
+  arr = [
+    { a: a, b: { c: b } },
+    { a: c, b: { c: d } },
+    { a: e, b: { c: f } }
+  ]
+  result = ([y,z] for { a: y, b: { c: z } } in arr)
+  arrayEq [[a,b],[c,d],[e,f]], result
+
+
+test "implicit destructuring assignment in array of arrays", ->
+  a={}; b={}; c={}; d={}; e={}; f={}
+  arr = [[a, [b]], [c, [d]], [e, [f]]]
+  result = ([y,z] for [y, [z]] in arr)
+  arrayEq [[a,b],[c,d],[e,f]], result
+
+test "issue #1124: don't assign a variable in two scopes", ->
+  lista = [1, 2, 3, 4, 5]
+  listb = (_i + 1 for _i in lista)
+  arrayEq [2, 3, 4, 5, 6], listb
+
+test "#1326: `by` value is uncached", ->
+  a = [0,1,2]
+  fi = gi = hi = 0
+  f = -> ++fi
+  g = -> ++gi
+  h = -> ++hi
+
+  forCompile = []
+  rangeCompileSimple = []
+
+  #exercises For.compile
+  for v,i in a by f() then forCompile.push i
+
+  #exercises Range.compileSimple
+  rangeCompileSimple = (i for i in [0..2] by g())
+
+  arrayEq a, forCompile
+  arrayEq a, rangeCompileSimple
+  #exercises Range.compile
+  eq "#{i for i in [0..2] by h()}", '0,1,2'

test/control_flow.coffee

@@ -0,0 +1,420 @@
+# Control Flow
+# ------------
+
+# * Conditionals
+# * Loops
+#   * For
+#   * While
+#   * Until
+#   * Loop
+# * Switch
+
+# TODO: make sure postfix forms and expression coercion are properly tested
+
+# shared identity function
+id = (_) -> if arguments.length is 1 then _ else Array::slice.call(arguments)
+
+# Conditionals
+
+test "basic conditionals", ->
+  if false
+    ok false
+  else if false
+    ok false
+  else
+    ok true
+
+  if true
+    ok true
+  else if true
+    ok false
+  else
+    ok true
+
+  unless true
+    ok false
+  else unless true
+    ok false
+  else
+    ok true
+
+  unless false
+    ok true
+  else unless false
+    ok false
+  else
+    ok true
+
+test "single-line conditional", ->
+  if false then ok false else ok true
+  unless false then ok true else ok false
+
+test "nested conditionals", ->
+  nonce = {}
+  eq nonce, (if true
+    unless false
+      if false then false else
+        if true
+          nonce)
+
+test "nested single-line conditionals", ->
+  nonce = {}
+
+  a = if false then undefined else b = if 0 then undefined else nonce
+  eq nonce, a
+  eq nonce, b
+
+  c = if false then undefined else (if 0 then undefined else nonce)
+  eq nonce, c
+
+  d = if true then id(if false then undefined else nonce)
+  eq nonce, d
+
+test "empty conditional bodies", ->
+  eq undefined, (if false
+  else if false
+  else)
+
+test "conditional bodies containing only comments", ->
+  eq undefined, (if true
+    ###
+    block comment
+    ###
+  else
+    # comment
+  )
+
+  eq undefined, (if false
+    # comment
+  else if true
+    ###
+    block comment
+    ###
+  else)
+
+test "return value of if-else is from the proper body", ->
+  nonce = {}
+  eq nonce, if false then undefined else nonce
+
+test "return value of unless-else is from the proper body", ->
+  nonce = {}
+  eq nonce, unless true then undefined else nonce
+
+test "assign inside the condition of a conditional statement", ->
+  nonce = {}
+  if a = nonce then 1
+  eq nonce, a
+  1 if b = nonce
+  eq nonce, b
+
+
+# Interactions With Functions
+
+test "single-line function definition with single-line conditional", ->
+  fn = -> if 1 < 0.5 then 1 else -1
+  ok fn() is -1
+
+test "function resturns conditional value with no `else`", ->
+  fn = ->
+    return if false then true
+  eq undefined, fn()
+
+test "function returns a conditional value", ->
+  a = {}
+  fnA = ->
+    return if false then undefined else a
+  eq a, fnA()
+
+  b = {}
+  fnB = ->
+    return unless false then b else undefined
+  eq b, fnB()
+
+test "passing a conditional value to a function", ->
+  nonce = {}
+  eq nonce, id if false then undefined else nonce
+
+test "unmatched `then` should catch implicit calls", ->
+  a = 0
+  trueFn = -> true
+  if trueFn undefined then a++
+  eq 1, a
+
+
+# if-to-ternary
+
+test "if-to-ternary with instanceof requires parentheses", ->
+  nonce = {}
+  eq nonce, (if {} instanceof Object
+    nonce
+  else
+    undefined)
+
+test "if-to-ternary as part of a larger operation requires parentheses", ->
+  ok 2, 1 + if false then 0 else 1
+
+
+# Odd Formatting
+
+test "if-else indented within an assignment", ->
+  nonce = {}
+  result =
+    if false
+      undefined
+    else
+      nonce
+  eq nonce, result
+
+test "suppressed indentation via assignment", ->
+  nonce = {}
+  result =
+    if      false then undefined
+    else if no    then undefined
+    else if 0     then undefined
+    else if 1 < 0 then undefined
+    else               id(
+         if false then undefined
+         else          nonce
+    )
+  eq nonce, result
+
+test "tight formatting with leading `then`", ->
+  nonce = {}
+  eq nonce,
+  if true
+  then nonce
+  else undefined
+
+test "#738", ->
+  nonce = {}
+  fn = if true then -> nonce
+  eq nonce, fn()
+
+test "#748: trailing reserved identifiers", ->
+  nonce = {}
+  obj = delete: true
+  result = if obj.delete
+    nonce
+  eq nonce, result
+
+
+test "basic `while` loops", ->
+
+  i = 5
+  list = while i -= 1
+    i * 2
+  ok list.join(' ') is "8 6 4 2"
+
+  i = 5
+  list = (i * 3 while i -= 1)
+  ok list.join(' ') is "12 9 6 3"
+
+  i = 5
+  func   = (num) -> i -= num
+  assert = -> ok i < 5 > 0
+  results = while func 1
+    assert()
+    i
+  ok results.join(' ') is '4 3 2 1'
+
+  i = 10
+  results = while i -= 1 when i % 2 is 0
+    i * 2
+  ok results.join(' ') is '16 12 8 4'
+
+
+test "Issue 759: `if` within `while` condition", ->
+
+  2 while if 1 then 0
+
+
+test "assignment inside the condition of a `while` loop", ->
+
+  nonce = {}
+  count = 1
+  a = nonce while count--
+  eq nonce, a
+  count = 1
+  while count--
+    b = nonce
+  eq nonce, b
+
+
+test "While over break.", ->
+
+  i = 0
+  result = while i < 10
+    i++
+    break
+  arrayEq result, []
+
+
+test "While over continue.", ->
+
+  i = 0
+  result = while i < 10
+    i++
+    continue
+  arrayEq result, []
+
+
+test "Basic `until`", ->
+
+  value = false
+  i = 0
+  results = until value
+    value = true if i is 5
+    i++
+  ok i is 6
+
+
+test "Basic `loop`", ->
+
+  i = 5
+  list = []
+  loop
+    i -= 1
+    break if i is 0
+    list.push i * 2
+  ok list.join(' ') is '8 6 4 2'
+
+
+test "break at the top level", ->
+  for i in [1,2,3]
+    result = i
+    if i == 2
+      break
+  eq 2, result
+
+test "break *not* at the top level", ->
+  someFunc = ->
+    i = 0
+    while ++i < 3
+      result = i
+      break if i > 1
+    result
+  eq 2, someFunc()
+
+
+test "basic `switch`", ->
+
+  num = 10
+  result = switch num
+    when 5 then false
+    when 'a'
+      true
+      true
+      false
+    when 10 then true
+
+
+    # Mid-switch comment with whitespace
+    # and multi line
+    when 11 then false
+    else false
+
+  ok result
+
+
+  func = (num) ->
+    switch num
+      when 2, 4, 6
+        true
+      when 1, 3, 5
+        false
+
+  ok func(2)
+  ok func(6)
+  ok !func(3)
+  eq func(8), undefined
+
+
+test "Ensure that trailing switch elses don't get rewritten.", ->
+
+  result = false
+  switch "word"
+    when "one thing"
+      doSomething()
+    else
+      result = true unless false
+
+  ok result
+
+  result = false
+  switch "word"
+    when "one thing"
+      doSomething()
+    when "other thing"
+      doSomething()
+    else
+      result = true unless false
+
+  ok result
+
+
+test "Should be able to handle switches sans-condition.", ->
+
+  result = switch
+    when null                     then 0
+    when !1                       then 1
+    when '' not of {''}           then 2
+    when [] not instanceof Array  then 3
+    when true is false            then 4
+    when 'x' < 'y' > 'z'          then 5
+    when 'a' in ['b', 'c']        then 6
+    when 'd' in (['e', 'f'])      then 7
+    else ok
+
+  eq result, ok
+
+
+test "Should be able to use `@properties` within the switch clause.", ->
+
+  obj = {
+    num: 101
+    func: ->
+      switch @num
+        when 101 then '101!'
+        else 'other'
+  }
+
+  ok obj.func() is '101!'
+
+
+test "Should be able to use `@properties` within the switch cases.", ->
+
+  obj = {
+    num: 101
+    func: (yesOrNo) ->
+      result = switch yesOrNo
+        when yes then @num
+        else 'other'
+      result
+  }
+
+  ok obj.func(yes) is 101
+
+
+test "Switch with break as the return value of a loop.", ->
+
+  i = 10
+  results = while i > 0
+    i--
+    switch i % 2
+      when 1 then i
+      when 0 then break
+
+  eq results.join(', '), '9, , 7, , 5, , 3, , 1, '
+
+
+test "Issue #997. Switch doesn't fallthrough.", ->
+
+  val = 1
+  switch true
+    when true
+      if false
+        return 5
+    else
+      val = 2
+
+  eq val, 1