AwaitableTimer constructor

AwaitableTimer(
  1. Duration d,
  2. FutureOr callback()
)

Implementation

AwaitableTimer(Duration d, FutureOr Function() callback) {
  _timer = Timer(d, () async {
    try {
      _completer.complete(await callback());
    } on StateError {
      // No-op, as [Future] is allowed to be completed.
    } catch (e, stackTrace) {
      try {
        _completer.completeError(e, stackTrace);
      } on StateError {
        // [_completer]'s future is allowed to be competed at this point.
        Log.error(
          'Callback completed with the following exception: $e',
          '$runtimeType',
        );
      }
    }
  });
}