text: 'use strict';var di_1 = require('angular2/src/core/di');
  var lang_1 = require('angular2/src/core/facade/lang');
  /**
   *  @internal
   */
  exports.APP_COMPONENT_REF_PROMISE = lang_1.CONST_EXPR(new di_1.OpaqueToken('Promise<ComponentRef>'));
  /**
   * An {@link angular2/di/OpaqueToken} representing the application root type in the {@link
   * Injector}.
   *
   * ```
   * @Component(...)
   * class MyApp {
   *   ...
   * }
   *
   * bootstrap(MyApp).then((appRef:ApplicationRef) {
   *   expect(appRef.injector.get(appComponentTypeToken)).toEqual(MyApp);
   * });
   *
   * ```
   */
  exports.APP_COMPONENT = lang_1.CONST_EXPR(new di_1.OpaqueToken('AppComponent'));
  /**
   * A DI Token representing a unique string id assigned to the application by Angular and used
   * primarily for prefixing application attributes and CSS styles when
   * {@link ViewEncapsulation#Emulated} is being used.
   *
   * If you need to avoid randomly generated value to be used as an application id, you can provide
   * a custom value via a DI provider <!-- TODO: provider --> configuring the root {@link Injector}
   * using this token.
   */
  exports.APP_ID = lang_1.CONST_EXPR(new di_1.OpaqueToken('AppId'));
  function _appIdRandomProviderFactory() {
      return "" + _randomChar() + _randomChar() + _randomChar();
  }
  /**
   * Bindings that will generate a random APP_ID_TOKEN.
   */
  exports.APP_ID_RANDOM_PROVIDER = lang_1.CONST_EXPR(new di_1.Provider(exports.APP_ID, { useFactory: _appIdRandomProviderFactory, deps: [] }));
  function _randomChar() {
      return lang_1.StringWrapper.fromCharCode(97 + lang_1.Math.floor(lang_1.Math.random() * 25));
  }
  //# sourceMappingURL=application_tokens.js.map