Function createOrReusePlatformInjector

packages/core/src/platform/platform.ts:172–194

(providers: StaticProvider[] = [])

 * This function is needed for bootstrapping a Standalone Component.
 */
export function createOrReusePlatformInjector(providers: StaticProvider[] = []): Injector {
  // If a platform injector already exists, it means that the platform
  // is already bootstrapped and no additional actions are required.
  if (_platformInjector) return _platformInjector;

  publishDefaultGlobalUtils();
  if (typeof ngDevMode !== 'undefined' && ngDevMode) {
    _unregisterAiTools = registerAiTools();
  }

  // Otherwise, setup a new platform injector and run platform initializers.
  const injector = createPlatformInjector(providers);

  // During SSR, using this setting and using an injector from the global can cause the
  // injector to be used for a different request due to concurrency.
  if (typeof ngServerMode === 'undefined' || !ngServerMode) {
    _platformInjector = injector;
  }

  publishSignalConfiguration();
  runPlatformInitializers(injector);
  return injector;
}

/**
 * @description