Function cb

test/unit/core/dom/test-query.js:150–153

(el)

    it('should stop search at opt_stopAt', () => {
      const cbSpy = env.sandbox.spy();
      const cb = (el) => {
        cbSpy();
        return el.tagName == 'DIV';
      };
      const element = document.createElement('div');

      const child = document.createElement('p');