Fix Style/ExpandPathArguments cop

Author: babrovka

Gemfile

@@ -1,10 +1,10 @@
 source "https://rubygems.org"
-version_file = File.expand_path("../.rails-version", __FILE__)
+version_file = File.expand_path('.rails-version', __dir__)
 RAILS_VERSION = ENV['RAILS_VERSION'] || (File.exist?(version_file) && File.read(version_file).chomp) || ""
 
 gemspec
 
-rspec_dependencies_gemfile = File.expand_path("../Gemfile-rspec-dependencies", __FILE__)
+rspec_dependencies_gemfile = File.expand_path('Gemfile-rspec-dependencies', __dir__)
 eval_gemfile rspec_dependencies_gemfile
 
 gem 'yard', '~> 0.8.7', require: false
@@ -60,8 +60,8 @@ gem "rubyzip", '~> 1.2'
 
 gem 'rubocop', '~> 0.79.0'
 
-custom_gemfile = File.expand_path("../Gemfile-custom", __FILE__)
+custom_gemfile = File.expand_path('Gemfile-custom', __dir__)
 eval_gemfile custom_gemfile if File.exist?(custom_gemfile)
 
-rails_dependencies_gemfile = File.expand_path("../Gemfile-rails-dependencies", __FILE__)
+rails_dependencies_gemfile = File.expand_path('Gemfile-rails-dependencies', __dir__)
 eval_gemfile rails_dependencies_gemfile

example_app_generator/generate_action_mailer_specs.rb

@@ -1,7 +1,7 @@
 require 'active_support'
 require 'active_support/core_ext/module'
 
-using_source_path(File.expand_path('..', __FILE__)) do
+using_source_path(File.expand_path(__dir__)) do
   # Comment out the default mailer stuff
   comment_lines 'config/environments/development.rb', /action_mailer/
   comment_lines 'config/environments/test.rb', /action_mailer/

example_app_generator/generate_app.rb

@@ -1,6 +1,6 @@
 require 'nokogiri'
 
-rspec_rails_repo_path = File.expand_path("../../", __FILE__)
+rspec_rails_repo_path = File.expand_path('..', __dir__)
 rspec_dependencies_gemfile = File.join(rspec_rails_repo_path, 'Gemfile-rspec-dependencies')
 rails_dependencies_gemfile = File.join(rspec_rails_repo_path, 'Gemfile-rails-dependencies')
 bundle_install_path = File.join(rspec_rails_repo_path, '..', 'bundle')

example_app_generator/generate_stuff.rb

@@ -1,6 +1,6 @@
 require 'rspec/rails/feature_check'
 
-DEFAULT_SOURCE_PATH = File.expand_path('..', __FILE__)
+DEFAULT_SOURCE_PATH = File.expand_path(__dir__)
 
 module ExampleAppHooks
   module AR
@@ -96,7 +96,7 @@ def using_source_path(path)
 generate('rspec:feature gadget')
 generate('controller things custom_action')
 
-using_source_path(File.expand_path('..', __FILE__)) do
+using_source_path(File.expand_path(__dir__)) do
   # rspec-core loads files alphabetically, so we want this to be the first one
   copy_file 'spec/features/model_mocks_integration_spec.rb'
 end
@@ -124,7 +124,7 @@ def using_source_path(path)
 
 # Use the absolute path so we can load it without active record too
 apply File.join(DEFAULT_SOURCE_PATH, 'generate_action_mailer_specs.rb')
-using_source_path(File.expand_path('..', __FILE__)) do
+using_source_path(File.expand_path(__dir__)) do
   # rspec-core loads files alphabetically, so we want this to be the first one
   copy_file 'spec/__verify_fixture_load_order_spec.rb'
 end

example_app_generator/no_active_record/lib/rails/generators/in_memory/model/model_generator.rb

@@ -4,7 +4,7 @@
 module InMemory
   module Generators
     class ModelGenerator < ::Rspec::Generators::Base
-      source_root File.expand_path('../templates', __FILE__)
+      source_root File.expand_path('templates', __dir__)
 
       desc "Creates a Fake ActiveRecord acting model"
       argument :attributes,

example_app_generator/spec/support/default_preview_path

@@ -17,7 +17,7 @@ require_file_stub 'config/environment' do
   require_file_stub 'config/application' do
     require_file_stub 'config/boot' do
       # Set up gems listed in the Gemfile.
-      ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)
+      ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__)
       require 'bundler/setup' if File.exist?(ENV['BUNDLE_GEMFILE'])
     end
 

rspec-rails.gemspec

@@ -1,5 +1,5 @@
 # -*- encoding: utf-8 -*-
-$LOAD_PATH.unshift File.expand_path("../lib", __FILE__)
+$LOAD_PATH.unshift File.expand_path('lib', __dir__)
 require "rspec/rails/version"
 
 Gem::Specification.new do |s|

spec/support/generators.rb

@@ -6,7 +6,7 @@ module Macros
           # Tell the generator where to put its output (what it thinks of as
           # Rails.root)
           def set_default_destination
-            destination File.expand_path("../../../tmp", __FILE__)
+            destination File.expand_path('../../tmp', __dir__)
           end
 
           def setup_default_destination

yard/template/default/layout/html/setup.rb

@@ -1,5 +1,5 @@
 # Docs suggest I don't need this, but ...
-YARD::Server::Commands::StaticFileCommand::STATIC_PATHS << File.expand_path("../../../fulldoc/html/", __FILE__)
+YARD::Server::Commands::StaticFileCommand::STATIC_PATHS << File.expand_path('../../fulldoc/html', __dir__)
 
 def stylesheets
   super + ['css/rspec.css']