lib/savagery/helpers.rb in savagery-0.0.1 vs lib/savagery/helpers.rb in savagery-0.1.0

@@ -1,17 +1,28 @@
+require "set"
+
 module Savagery
   module Helpers
     def svg_sprite_include path
+      return raw("") if svg_sprites_included.include?(path)
       sprite_file_path = Savagery.sprite!("app/assets/images/#{path}")
+      svg_sprites_included.add path
       raw File.read(sprite_file_path)
     end
 
     def svg_sprite_use name, options={}
+      dirname = File.dirname(name)
+      sprite = svg_sprite_include(dirname)
+
       basename = File.basename(name)
       options[:class] ||= basename
-      content_tag :svg, options do
+      sprite + content_tag(:svg, options) do
         content_tag :use, nil, "xlink:href" => "##{basename}"
       end
+    end
+
+    def svg_sprites_included
+      @svg_sprites_included ||= Set.new
     end
   end
 end