Function getOrCreateEnvironmentInjector

packages/core/src/defer/rendering.ts:83–96

* Checks whether there is a cached injector associated with a given defer block * declaration and returns if it exists. If there is no cached injector present - * creates a new injector and stores in the cache.

(
  parentInjector: Injector,
  tDetails: TDeferBlockDetails,
  providers: Provider[],
)

 * creates a new injector and stores in the cache.
 */
function getOrCreateEnvironmentInjector(
  parentInjector: Injector,
  tDetails: TDeferBlockDetails,
  providers: Provider[],
) {
  return parentInjector
    .get(CachedInjectorService)
    .getOrCreateInjector(
      tDetails,
      parentInjector as EnvironmentInjector,
      providers,
      ngDevMode ? 'DeferBlock Injector' : '',
    );
}

/** Injector Helpers */