Function getParentInjectorView

packages/core/src/render3/util/injector_utils.ts:50–62

(location: RelativeInjectorLocation, startView: LView)

 * @returns The LView instance that contains the parent injector
 */
export function getParentInjectorView(location: RelativeInjectorLocation, startView: LView): LView {
  let viewOffset = getParentInjectorViewOffset(location);
  let parentView = startView;
  // For most cases, the parent injector can be found on the host node (e.g. for component
  // or container), but we must keep the loop here to support the rarer case of deeply nested
  // <ng-template> tags or inline views, where the parent injector might live many views
  // above the child injector.
  while (viewOffset > 0) {
    parentView = parentView[DECLARATION_VIEW]!;
    viewOffset--;
  }
  return parentView;
}