# frozen_string_literal: true

module RuboCop
  module Cop
    # Common code for empty parameter cops.
    module EmptyParameter
      extend NodePattern::Macros

      private

      # @!method empty_arguments?(node)
      def_node_matcher :empty_arguments?, <<~PATTERN
        (block _ $(args) _)
      PATTERN

      def check(node)
        empty_arguments?(node) do |args|
          return if args.empty_and_without_delimiters?

          add_offense(args) { |corrector| autocorrect(corrector, args) }
        end
      end
    end
  end
end