unless ENV.key?('RAILS_ENV') STDERR.puts 'ERROR: Missing RAILS_ENV environment variable, please set it to "production", "development", or "test".' exit 1 end ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__) require 'bundler/setup' # Set up gems listed in the Gemfile. require 'bootsnap' # Speed up boot time by caching expensive operations. Bootsnap.setup( cache_dir: File.expand_path('../tmp/cache', __dir__), development_mode: ENV.fetch('RAILS_ENV', 'development') == 'development', load_path_cache: true, autoload_paths_cache: true, disable_trace: false, compile_cache_iseq: false, compile_cache_yaml: false )