lib/url/response.rb in url-0.2.2 vs lib/url/response.rb in url-0.3.0

@@ -1,7 +1,5 @@
-require "delegate"
-
 class URL
   
   # The Response class is a deleegate to string which also contains metadata about the request.
   # These methods are also available
   # * body
@@ -24,19 +22,29 @@
     attr_reader :response
     
     # The url which generated this response
     # @returns [String]
     attr_reader :url
+
+    # The url object used to create the response
+    # @returns [URL]
+    attr_reader :url_obj
+
+    # This is set to true if the target server was not reachable
+    # @returns [Boolean]
+    def connection_refused
+      @connection_refused || code == 0
+    end
     
     # @param [String] body The body of the response object, main string
     # @param [Hash] args Additional arguments: :time,:code,:response,:url
     def initialize(str,args={})
       if str.is_a?(Hash)
         args = str
         str = args[:body]
       end
       
-      raise unless str
+      raise ArgumentError, "No string provided" unless str
       super(str)
       args.each do |key, value|
         instance_variable_set "@#{key}", value
       end
     end
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