Future request()

in lib/pool.dart [98:114]

• 16 lines of code
• 4 McCabe index (conditional complexity)

  Future<PoolResource> request() {
    if (isClosed) {
      throw StateError('request() may not be called on a closed Pool.');
    }

    if (_allocatedResources < _maxAllocatedResources) {
      _allocatedResources++;
      return Future.value(PoolResource._(this));
    } else if (_onReleaseCallbacks.isNotEmpty) {
      return _runOnRelease(_onReleaseCallbacks.removeFirst());
    } else {
      var completer = Completer<PoolResource>();
      _requestedResources.add(completer);
      _resetTimer();
      return completer.future;
    }
  }