CoffeeScript is an attempt to expose the good parts of JavaScript in a simple way. The golden rule of CoffeeScript is: “It’s just JavaScript.” The code compiles one-to-one into the equivalent …

Handles command-line compilation of CoffeeScript into various forms: saved into .js files or printed to stdout or recompiled every time the source is saved, printed as a token stream or as …

CoffeeScript can be used both on the server, as a command-line compiler based on Node.js/V8, or to run CoffeeScript directly in the browser. This module contains the main entry functions for …

The CoffeeScript parser is generated by Jison from this grammar file. Jison is a bottom-up parser generator, similar in style to Bison, implemented in JavaScript.

Simple function for inverting Literate CoffeeScript code by putting the documentation in comments, producing a string of CoffeeScript code that can be compiled “normally”.

Collect referenced variable names just like in CoffeeScript.compile. referencedVars = (token[1] for token in tokens when token[0] is 'IDENTIFIER')

Helper function for extracting code from Literate CoffeeScript by stripping out all non-code blocks, producing a string of CoffeeScript code that can be compiled “normally.”

Maps locations in a single generated JavaScript file back to locations in the original CoffeeScript source file. This is intentionally agnostic towards how a source map might be represented on …

The CoffeeScript language has a good deal of optional syntax, implicit syntax, and shorthand syntax. This can greatly complicate a grammar and bloat the resulting parse table.

Welcome to the hairiest method in all of CoffeeScript. Handles the inner loop, filtering, stepping, and result saving for array, object, and range comprehensions.