# File lib/twitter/client/friendship.rb, line 28
        def friend(action, value)
          raise ArgumentError, "Invalid friend action provided: #{action}" unless @@FRIENDSHIP_URIS.keys.member?(action)
                value = value.to_i unless value.is_a?(String)
                uri = "#{@@FRIENDSHIP_URIS[action]}/#{value}.json"
                response = http_connect {|conn| create_http_get_request(uri) }
                bless_model(Twitter::User.unmarshal(response.body))
        end