lib/egi/env.rb in egi-0.0.3 vs lib/egi/env.rb in egi-0.0.4

@@ -24,7 +24,20 @@
     end
 
     def item(name, hash = {})
       items[name.to_sym].update(hash)
     end
+
+    def [](name)
+      items[name.to_sym]
+    end
+
+    def tags
+      @tags ||= items.values.map {|item| item[:tags] || [] }.flatten.uniq
+    end
+
+    def tagged(name)
+      name = name.to_sym
+      tags.include?(name) ? items.select {|k, v| v[:tags].include?(name) } : nil
+    end
   end
 end