lib/http/protocol/reference.rb in http-protocol-0.12.1 vs lib/http/protocol/reference.rb in http-protocol-0.12.2

@@ -104,20 +104,20 @@
 			
 			def [] parameters
 				self.dup(nil, parameters)
 			end
 			
-			def dup(path = nil, parameters = nil)
-				if @parameters
+			def dup(path = nil, parameters = nil, merge = true)
+				if @parameters and merge
 					if parameters
 						parameters = @parameters.merge(parameters)
 					else
 						parameters = @parameters
 					end
 				end
 				
 				if path
-					path = @path + '/' + path
+					path = expand_path(@path, path)
 				else
 					path = @path
 				end
 				
 				self.class.new(path, @query_string, @fragment, parameters)