wait.ts

export async function wait(ms: number): Promise<void>;
export async function wait<T>(ms: number, value: T): Promise<T>;
export async function wait<T>(
	ms: number,
	value?: T | undefined,
): Promise<T | undefined> {
	return new Promise<T | undefined>((resolve) =>
		setTimeout(
			() => (value === undefined ? resolve(undefined) : resolve(value)),
			ms,
		),
	);
}