Merge pull request #227 from nitrous-io/ruby2.2

Add Ruby 2.2.0

lib/autoparts/packages/ruby2.2.rb

@@ -0,0 +1,65 @@
+# Copyright (c) 2013-2014 Irrational Industries Inc. d.b.a. Nitrous.IO
+# This software is licensed under the [BSD 2-Clause license](https://raw.github.com/nitrous-io/autoparts/master/LICENSE).
+
+module Autoparts
+  module Packages
+    class Ruby21 < Package
+      name 'ruby2.2'
+      version '2.2.0'
+      description 'Ruby 2.2.0: A dynamic programming language with a focus on simplicity and productivity.'
+      source_url 'http://cache.ruby-lang.org/pub/ruby/2.2/ruby-2.2.0.tar.gz'
+      source_sha1 '680302104b24f850fddfe93ee37396de01765b37'
+      source_filetype 'tar.gz'
+
+      category Category::PROGRAMMING_LANGUAGES
+
+      depends_on 'chruby'
+
+      def compile
+        Dir.chdir(ruby_version) do
+          args = [
+            "--prefix=#{prefix_path}"
+          ]
+          execute "./configure", *args
+        end
+      end
+
+      def install
+        Dir.chdir(ruby_version) do
+          execute "make install"
+        end
+      end
+
+      def post_install
+        execute "ln", "-sf", prefix_path, chruby_path
+        File.open(Pathname.new(Dir.home) + '.ruby-version', 'w') do |f|
+          f.write "ruby-#{version}"
+        end
+      end
+
+      def post_uninstall
+        FileUtils.rm_rf chruby_path
+      end
+
+      def chruby_path
+        get_dependency("chruby").rubies_dir + ruby_version
+      end
+
+      def ruby_version
+        "ruby-#{version}"
+      end
+
+      def tips
+        <<-EOF.unindent
+          Please restart your shell session to use the newly installed version of Ruby.
+
+          * You can install Bundler by running `gem install bundler`.
+          * You can switch between installed Ruby versions using `chruby`.
+          * You can set default Ruby version by editing ~/.ruby-version file.
+
+          Read more about chruby at: https://github.com/postmodern/chruby
+        EOF
+      end
+    end
+  end
+end