Merge pull request #822 from mojombo/gist-tag

Add 'gist' liquid tag to master

lib/jekyll/tags/gist.rb

@@ -0,0 +1,19 @@
+# Gist Liquid Tag
+#
+# Example:
+#    {% gist 1234567 %}
+
+module Jekyll
+  class GistTag < Liquid::Tag
+    def initialize(tag_name, gist, tokens)
+      super
+      @gist = gist.strip
+    end
+
+    def render(context)
+      "<script src=\"https://gist.github.com/#{@gist}.js\"> </script>"
+    end
+  end
+end
+
+Liquid::Template.register_tag('gist', Jekyll::GistTag)

test/test_tags.rb

@@ -203,4 +203,22 @@ CONTENT
       assert_match %r{/2008/11/21/complex/}, @result
     end
   end
+  
+  context "simple gist inclusion" do
+    setup do
+      @gist = 358471
+      content = <<CONTENT
+---
+title: My Cool Gist
+---
+
+{% gist #{@gist} %}
+CONTENT
+      create_post(content, {'permalink' => 'pretty', 'source' => source_dir, 'destination' => dest_dir, 'read_posts' => true})
+    end
+    
+    should "write script tag" do
+      assert_match %r{<script src='https://gist.github.com/#{@gist}.js'>\s</script>}, @result
+    end
+  end
 end