void complete()

in lib/src/cancelable_operation.dart [246:270]

• 21 lines of code
• 7 McCabe index (conditional complexity)

  void complete([FutureOr<T>? value]) {
    if (_isCompleted) throw StateError('Operation already completed');
    _isCompleted = true;

    if (value is! Future) {
      if (_isCanceled) return;
      _inner.complete(value);
      return;
    }

    final future = value as Future<T>;
    if (_isCanceled) {
      // Make sure errors from [value] aren't top-leveled.
      future.catchError((_) {});
      return;
    }

    future.then((result) {
      if (_isCanceled) return;
      _inner.complete(result);
    }, onError: (Object error, StackTrace stackTrace) {
      if (_isCanceled) return;
      _inner.completeError(error, stackTrace);
    });
  }