# File lib/roodi/checks/parameter_number_check.rb, line 25
      def evaluate_start(node)
        method_name = node[1]
        arguments = node[2]
        actual_parameter_count = arguments.select {|arg| [Sexp, Symbol].include? arg.class}.count - 1
        add_error "Method name \"#{method_name}\" has #{actual_parameter_count} parameters.  It should have #{@parameter_count} or less." unless actual_parameter_count <= @parameter_count
      end