Function locateDehydratedViewsInContainer

packages/core/src/hydration/views.ts:30–58

(
  currentRNode: RNode,
  serializedViews: SerializedContainerView[],
)

 * dehydrated views.
 */
export function locateDehydratedViewsInContainer(
  currentRNode: RNode,
  serializedViews: SerializedContainerView[],
): [RNode, DehydratedContainerView[]] {
  const dehydratedViews: DehydratedContainerView[] = [];
  for (const serializedView of serializedViews) {
    // Repeats a view multiple times as needed, based on the serialized information
    // (for example, for *ngFor-produced views).
    for (let i = 0; i < (serializedView[MULTIPLIER] ?? 1); i++) {
      const view: DehydratedContainerView = {
        data: serializedView,
        firstChild: null,
      };
      if (serializedView[NUM_ROOT_NODES] > 0) {
        // Keep reference to the first node in this view,
        // so it can be accessed while invoking template instructions.
        view.firstChild = currentRNode as HTMLElement;

        // Move over to the next node after this view, which can
        // either be a first node of the next view or an anchor comment
        // node after the last view in a container.
        currentRNode = siblingAfter(serializedView[NUM_ROOT_NODES], currentRNode)!;
      }
      dehydratedViews.push(view);
    }
  }

  return [currentRNode, dehydratedViews];
}

/**
 * Reference to a function that searches for a matching dehydrated views