Expanding __filename and __dirname when running with the coffee command -- Issue #771

lib/coffee-script.js

@@ -1,10 +1,10 @@
 (function() {
   var Lexer, compile, fs, lexer, parser, path;
+  fs = require('fs');
   path = require('path');
   Lexer = require('./lexer').Lexer;
   parser = require('./parser').parser;
   if (require.extensions) {
-    fs = require('fs');
     require.extensions['.coffee'] = function(module, filename) {
       var content;
       content = compile(fs.readFileSync(filename, 'utf8'));
@@ -40,7 +40,7 @@
     while (root.parent) {
       root = root.parent;
     }
-    root.filename = options.fileName;
+    root.filename = fs.realpathSync(options.fileName);
     if (root.moduleCache) {
       root.moduleCache = {};
     }
@@ -48,7 +48,7 @@
   };
   exports.eval = function(code, options) {
     var __dirname, __filename;
-    __filename = options.fileName;
+    __filename = fs.realpathSync(options.fileName);
     __dirname = path.dirname(__filename);
     return eval(exports.compile(code, options));
   };

src/coffee-script.coffee

@@ -6,13 +6,13 @@
 # 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'
 
 # TODO: Remove registerExtension when fully deprecated
 if require.extensions
-  fs = require 'fs'
   require.extensions['.coffee'] = (module, filename) ->
     content = compile fs.readFileSync filename, 'utf8'
     module._compile content, filename
@@ -53,7 +53,7 @@ exports.run = (code, options) ->
   while root.parent
     root = root.parent
   # Set the filename
-  root.filename = options.fileName
+  root.filename = fs.realpathSync options.fileName
   # Clear the module cache
   root.moduleCache = {} if root.moduleCache
   # Compile
@@ -65,7 +65,7 @@ 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
+  __filename = fs.realpathSync options.fileName
   __dirname  = path.dirname __filename
   eval exports.compile(code, options)