DI injector element definition

di_injector_element.ts

export interface ElementDef {
  ...
  /**
   * visible public providers for DI in the view,
   * as see from this element. This does not include private providers.
   */
  publicProviders: {[tokenKey: string]: NodeDef}|null;
  /**
   * same as visiblePublicProviders, but also includes private providers
   * that are located on this element.
   */
  allProviders: {[tokenKey: string]: NodeDef}|null;
}