Function watchUntilTrue

packages/@stdlib/vue/src/vue.ts:41–67

(
  effect: (onCleanup: (cleanupFn: () => void) => void) => boolean,
)

}

export function watchUntilTrue(
  effect: (onCleanup: (cleanupFn: () => void) => void) => boolean,
): Resolvable {
  const resolvable = new Resolvable();

  let unwatch: WatchStopHandle | null = null;

  void resolvable.then(() => {
    unwatch?.();
  });

  let result = false;

  unwatch = watchEffect((onCleanup) => {
    result = effect(onCleanup);

    if (result) {
      resolvable.resolve();
    }
  });

  if (result) {
    resolvable.resolve();
  }

  return resolvable;
}