From 2f32aeca98f9900a55181a04d1937f05c89882d5 Mon Sep 17 00:00:00 2001
From: Ben Woodcroft <donttrustben@gmail.com>
Date: Mon, 5 Feb 2018 11:47:20 +0100
Subject: gnu: Add ruby-coffee-script.

---
 gnu/packages/ruby.scm | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/gnu/packages/ruby.scm b/gnu/packages/ruby.scm
index 5dcbb86136..1ad664aef9 100644
--- a/gnu/packages/ruby.scm
+++ b/gnu/packages/ruby.scm
@@ -6152,3 +6152,42 @@ (define-public ruby-parallel
      "Run any kind of code in parallel processes")
     (home-page "https://github.com/grosser/parallel")
     (license license:expat)))
+
+(define-public ruby-coffee-script
+  (package
+    (name "ruby-coffee-script")
+    (version "2.4.1")
+    (source
+     (origin
+       (method url-fetch)
+       ;; fetch from github as the gem does not contain testing code
+       (uri (string-append
+             "https://github.com/rails/ruby-coffee-script/archive/v"
+             version ".tar.gz"))
+       (sha256
+        (base32
+         "0gbcg40ks4ifm332ljmgq2l44ssld0z6xhjzk48v6mpaxyz8mc92"))))
+    (build-system ruby-build-system)
+    (arguments
+     `(#:phases
+       (modify-phases %standard-phases
+         (add-before 'check 'fix-test
+           (lambda _
+             ;; patch submitted upstream at
+             ;; https://github.com/rails/ruby-coffee-script/pull/6
+             (substitute* "test/test_coffee_script.rb"
+               ((" unexpected unless\\\"")
+                " unexpected unless\", '[stdin]:3:11: unexpected unless'"))
+             #t)))))
+    (propagated-inputs
+     `(("ruby-coffee-script-source" ,ruby-coffee-script-source)
+       ("ruby-execjs" ,ruby-execjs)
+       ("ruby-duktape", ruby-duktape))) ; use as the JS interpreter
+    (synopsis "bridge to the javascript CoffeeScript compiler.")
+    (description
+     "Ruby CoffeeScript is a bridge to the javascript CoffeeScript compiler.
+CoffeeScript is an attempt to expose the good parts of JavaScript in a simple
+way.")
+    (home-page
+     "http://github.com/rails/ruby-coffee-script")
+    (license license:expat)))
-- 
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