bootsnap_byebug_fix.rb

# put all of this into boot.rb
ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)

require 'bundler/setup' # Set up gems listed in the Gemfile.
require 'bootsnap'

env = ENV['RAILS_ENV'] || ENV['RACK_ENV'] || ENV['ENV']
development_mode = ['', nil, 'development'].include?(env)

# only enable on 'ruby' (MRI), POSIX (darin, linux, *bsd), and >= 2.3.0
enable_cc =
  RUBY_ENGINE == 'ruby' &&
    RUBY_PLATFORM =~ /darwin|linux|bsd/ &&
    Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("2.3.0") &&
    !development_mode

cache_dir = ENV['BOOTSNAP_CACHE_DIR'] || 'tmp/cache'

Bootsnap.setup(
  cache_dir:            cache_dir,
  development_mode:     development_mode,
  load_path_cache:      true,
  autoload_paths_cache: true, # assume rails. open to PRs to impl. detection
  disable_trace:        false,
  compile_cache_iseq:   enable_cc,
  compile_cache_yaml:   enable_cc
)