Ruby CoffeeScript is a bridge to the official CoffeeScript compiler.
gem install coffee-script
Note: This compiler library has replaced the original CoffeeScript compiler that was written in Ruby.
This library depends on the
coffee-script-source gem which is updated any time a new version of CoffeeScript is released. (The
coffee-script-source gem’s version number is synced with each official CoffeeScript release.) This way you can build against different versions of CoffeeScript by requiring the correct version of the
In addition, you can use this library with unreleased versions of CoffeeScript by setting the
COFFEESCRIPT_SOURCE_PATH environment variable:
json library is also required but is not explicitly stated as a gem dependency. If you’re on Ruby 1.8 you’ll need to install the
json_pure gem. On Ruby 1.9,
json is included in the standard library.