# frozen_string_literal: true module RuboCop module Cop module Minitest # This cop enforces the test to use `refute_path_exists` # instead of using `refute(File.exist?(path))`. # # @example # # bad # refute(File.exist?(path)) # refute(File.exist?(path), 'message') # # # good # refute_path_exists(path) # refute_path_exists(path, 'message') # class RefutePathExists < Cop MSG = 'Prefer using `%s` over `%s`.' def_node_matcher :refute_file_exists, <<~PATTERN (send nil? :refute (send (const _ :File) {:exist? :exists?} $_) $...) PATTERN def on_send(node) refute_file_exists(node) do |path, failure_message| failure_message = failure_message.first good_method = build_good_method(path, failure_message) message = format(MSG, good_method: good_method, bad_method: node.source) add_offense(node, message: message) end end def autocorrect(node) refute_file_exists(node) do |path, failure_message| failure_message = failure_message.first lambda do |corrector| replacement = build_good_method(path, failure_message) corrector.replace(node, replacement) end end end private def build_good_method(path, message) args = [path.source, message&.source].compact.join(', ') "refute_path_exists(#{args})" end end end end end