Method elementStart

packages/core/src/render3/queries/query.ts:113–122

(tView: TView, tNode: TNode)

  constructor(private queries: TQuery[] = []) {}

  elementStart(tView: TView, tNode: TNode): void {
    ngDevMode &&
      assertFirstCreatePass(
        tView,
        'Queries should collect results on the first template pass only',
      );
    for (let i = 0; i < this.queries.length; i++) {
      this.queries[i].elementStart(tView, tNode);
    }
  }
  elementEnd(tNode: TNode): void {
    for (let i = 0; i < this.queries.length; i++) {
      this.queries[i].elementEnd(tNode);