got coffeescript compiling in the browser

src/coffee-script.coffee

@@ -1,6 +1,12 @@
-process.mixin require './nodes'
-lexer:  new (require('./lexer').Lexer)()
-parser: require('./parser').parser
+if process?
+  process.mixin require './nodes'
+  path:         require('path')
+  lexer:   new (require('./lexer').Lexer)()
+  parser:       require('./parser').parser
+else
+  this.exports: this
+  lexer: new Lexer()
+  parser: exports.parser
 
 # Thin wrapper for Jison compatibility around the real lexer.
 parser.lexer: {
@@ -34,16 +40,14 @@ exports.tree: (code) ->
 
 #---------- Below this line is obsolete, for the Ruby compiler. ----------------
 
-# Executes the `coffee` Ruby program to convert from CoffeeScript to JavaScript.
-path: require('path')
-
 # The path to the CoffeeScript executable.
-compiler: path.normalize(path.dirname(__filename) + '/../../bin/coffee')
+compiler: ->
+  path.normalize(path.dirname(__filename) + '/../../bin/coffee')
 
 # Compile a string over stdin, with global variables, for the REPL.
 exports.ruby_compile: (code, callback) ->
   js: ''
-  coffee: process.createChildProcess compiler, ['--eval', '--no-wrap', '--globals']
+  coffee: process.createChildProcess compiler(), ['--eval', '--no-wrap', '--globals']
 
   coffee.addListener 'output', (results) ->
     js += results if results?
@@ -58,7 +62,7 @@ exports.ruby_compile: (code, callback) ->
 # Compile a list of CoffeeScript files on disk.
 exports.ruby_compile_files: (paths, callback) ->
   js: ''
-  coffee: process.createChildProcess compiler, ['--print'].concat(paths)
+  coffee: process.createChildProcess compiler(), ['--print'].concat(paths)
 
   coffee.addListener 'output', (results) ->
     js += results if results?

src/lexer.coffee

@@ -1,4 +1,8 @@
-Rewriter: require('./rewriter').Rewriter
+if process?
+  Rewriter: require('./rewriter').Rewriter
+else
+  this.exports: this
+  Rewriter: this.Rewriter
 
 # The lexer reads a stream of CoffeeScript and divvys it up into tagged
 # tokens. A minor bit of the ambiguity in the grammar has been avoided by

src/nodes.coffee

@@ -1,5 +1,9 @@
-process.mixin require './scope'
-_: require('./underscore')._
+if process?
+  process.mixin require './scope'
+  _: require('./underscore')._
+else
+  this.exports: this
+  _: this._
 
 # Some helper functions
 

src/rewriter.coffee

@@ -1,3 +1,5 @@
+this.exports: this unless process?
+
 # In order to keep the grammar simple, the stream of tokens that the Lexer
 # emits is rewritten by the Rewriter, smoothing out ambiguities, mis-nested
 # indentation, and single-line flavors of expressions.

src/scope.coffee

@@ -1,3 +1,5 @@
+this.exports: this unless process?
+
 # Scope objects form a tree corresponding to the shape of the function
 # definitions present in the script. They provide lexical scope, to determine
 # whether a variable has been seen before or if it needs to be declared.