repro_async_generator_await_yield.cjs
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repro_async_generator_await_yield.cjs
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	function assert(cond, msg) {
	if (!cond) throw new Error(msg);
	}

	async function* delayedSingle() {
	await Promise.resolve();
	yield 42;
	}

	async function* delayedDouble() {
	await Promise.resolve();
	yield 1;
	await Promise.resolve();
	yield 2;
	}

	async function main() {
	{
	const it = delayedSingle();
	const first = await it.next();
	console.log("single:first", JSON.stringify(first));
	assert(first.done === false, "single first result should not be done");
	assert(first.value === 42, "single first result should yield 42");
	}

	{
	const it = delayedDouble();
	const first = await it.next();
	const second = await it.next();
	const third = await it.next();
	console.log(
	"double",
	JSON.stringify(first),
	JSON.stringify(second),
	JSON.stringify(third),
	);
	assert(first.done === false, "double first result should not be done");
	assert(first.value === 1, "double first result should yield 1");
	assert(second.done === false, "double second result should not be done");
	assert(second.value === 2, "double second result should yield 2");
	assert(third.done === true, "double third result should be done");
	}

	console.log("async generator await+yield repro passed");
	}

	main().catch((err) => {
	console.error(err && err.stack ? err.stack : String(err));
	throw err;
	});