delayReturn<R> static method

Future<R> delayReturn<R>(
  1. Callable<R> callable, {
  2. Duration? duration,
})

any delay duration callback and can return R type value

Implementation

static Future<R> delayReturn<R>(Callable<R> callable, {Duration? duration}) async =>
    await Future<R>.delayed(duration ?? Duration.zero).whenComplete(callable);