Method: Spring::Application#preload

Defined in:
lib/spring/application.rb

#preloadObject



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# File 'lib/spring/application.rb', line 83

def preload
  log "preloading app"

  begin
    require "spring/commands"
  ensure
    start_watcher
  end

  require Spring.application_root_path.join("config", "application")

  unless Rails.respond_to?(:gem_version) && Rails.gem_version >= Gem::Version.new('6.0.0')
    raise "Spring only supports Rails >= 6.0.0"
  end

  Rails::Application.initializer :ensure_reloading_is_enabled, group: :all do
    if Rails.application.config.cache_classes
      raise "        Spring reloads, and therefore needs the application to have reloading enabled.\n        Please, set config.cache_classes to false in config/environments/\#{Rails.env}.rb.\n      MSG\n    end\n  end\n\n  require Spring.application_root_path.join(\"config\", \"environment\")\n\n  disconnect_database\n\n  @preloaded = :success\nrescue Exception => e\n  @preloaded = :failure\n  watcher.add e.backtrace.map { |line| line[/^(.*)\\:\\d+/, 1] }\n  raise e unless initialized?\nensure\n  watcher.add loaded_application_features\n  watcher.add Spring.gemfile, Spring.gemfile_lock\n\n  if defined?(Rails) && Rails.application\n    watcher.add Rails.application.paths[\"config/initializers\"]\n    watcher.add Rails.application.paths[\"config/database\"]\n    if secrets_path = Rails.application.paths[\"config/secrets\"]\n      watcher.add secrets_path\n    end\n  end\nend\n".strip_heredoc