From 1e7b8d3a227846d488d16cd3fe9de13aa2f19c7c Mon Sep 17 00:00:00 2001
From: Xavier Noria <fxn@hashref.com>
Date: Tue, 18 Sep 2012 23:04:12 +0200
Subject: [PATCH] let .md be the only supported extension for guides

---
 guides/rails_guides/generator.rb | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/guides/rails_guides/generator.rb b/guides/rails_guides/generator.rb
index eda9fd03a6..3b124ef236 100644
--- a/guides/rails_guides/generator.rb
+++ b/guides/rails_guides/generator.rb
@@ -65,7 +65,7 @@ module RailsGuides
   class Generator
     attr_reader :guides_dir, :source_dir, :output_dir, :edge, :warnings, :all
 
-    GUIDES_RE = /\.(?:erb|md|markdown)$/
+    GUIDES_RE = /\.(?:erb|md)\z/
 
     def initialize(output=nil)
       set_flags_from_environment
@@ -172,10 +172,10 @@ module RailsGuides
     end
 
     def output_file_for(guide)
-      if guide =~ /\.(markdown|md)$/
-        guide.sub(/\.(markdown|md)$/, '.html')
+      if guide.end_with?('.md')
+        guide.sub(/md\z/, 'html')
       else
-        guide.sub(/\.erb$/, '')
+        guide.sub(/\.erb\z/, '')
       end
     end