Function createLazy

compat/test/browser/suspense-utils.js:33–53

()

 * @returns {[typeof Component, (c: ComponentType) => Promise<void>, (e: Error) => Promise<void>]}
 */
export function createLazy() {
	/** @type {(c: ComponentType) => Promise<void>} */
	let resolver, rejecter;
	const Lazy = lazy(() => {
		let promise = new Promise((resolve, reject) => {
			resolver = c => {
				resolve({ default: c });
				return promise;
			};

			rejecter = e => {
				reject(e);
				return promise;
			};
		});

		return promise;
	});

	return [Lazy, c => resolver(c), e => rejecter(e)];
}

/**
 * Returns a Component and a function (named `suspend`) that will suspend the component when called.