Function waitForEvent

core/src/components/range/test/range.spec.ts:6–7

(el: HTMLElement, eventName: string)

import { Range } from '../range';

const waitForEvent = (el: HTMLElement, eventName: string) =>
  new Promise<void>((resolve) => el.addEventListener(eventName, () => resolve(), { once: true }));

let sharedRange: Range;