module RuboCop::AST::NodePattern::Macros

def node_search_body(method_name, trailing_params, prelude, match_code,
                     on_match)
  <<~RUBY
    def #{method_name}(node0#{trailing_params})
      #{prelude}
      node0.each_node do |node|
        if #{match_code}
          #{on_match}
        end
      end
      nil
    end
  RUBY
end