From 32dba554d7c6ef31c9efd383af589f2fbd1beeba Mon Sep 17 00:00:00 2001
From: Yorick Peterse <yorickpeterse@gmail.com>
Date: Tue, 18 Aug 2015 15:11:06 +0200
Subject: [PATCH] Ruby generator support for Ranges

---
 lib/oga/ruby/generator.rb       | 15 +++++++++++++++
 spec/oga/ruby/generator_spec.rb | 10 ++++++++++
 2 files changed, 25 insertions(+)

diff --git a/lib/oga/ruby/generator.rb b/lib/oga/ruby/generator.rb
index c15aae6..f4b044f 100644
--- a/lib/oga/ruby/generator.rb
+++ b/lib/oga/ruby/generator.rb
@@ -208,6 +208,21 @@ end
         EOF
       end
 
+      ##
+      # Processes a Range node.
+      #
+      # @param [Oga::Ruby::Node] ast
+      # @return [String]
+      #
+      def on_range(ast)
+        start, stop = *ast
+
+        start_str = process(start)
+        stop_str  = process(stop)
+
+        "(#{start_str}..#{stop_str})"
+      end
+
       ##
       # Processes a string node.
       #
diff --git a/spec/oga/ruby/generator_spec.rb b/spec/oga/ruby/generator_spec.rb
index 7d531c7..328ad36 100644
--- a/spec/oga/ruby/generator_spec.rb
+++ b/spec/oga/ruby/generator_spec.rb
@@ -185,6 +185,16 @@ end
     end
   end
 
+  describe '#on_range' do
+    it 'returns a String' do
+      start = Oga::Ruby::Node.new(:lit, %w{10})
+      stop  = Oga::Ruby::Node.new(:lit, %w{20})
+      node  = Oga::Ruby::Node.new(:range, [start, stop])
+
+      @generator.on_range(node).should == '(10..20)'
+    end
+  end
+
   describe '#on_string' do
     it 'returns a String' do
       node = Oga::Ruby::Node.new(:string, %w{foo})