lib/webmachine/headers.rb in webmachine-0.1.0 vs lib/webmachine/headers.rb in webmachine-0.2.0

@@ -1,16 +1,25 @@
 module Webmachine
-  # Case-insensitive Hash of request headers
+  # Case-insensitive Hash of Request headers
   class Headers < ::Hash
     def [](key)
-      super key.to_s.downcase
+      super transform_key(key)
     end
 
     def []=(key,value)
-      super key.to_s.downcase, value
+      super transform_key(key), value
     end
 
+    def delete(key)
+      super transform_key(key)
+    end
+    
     def grep(pattern)
       self.class[select { |k,_| pattern === k }]
+    end
+
+    private
+    def transform_key(key)
+      key.to_s.downcase
     end
   end
 end