| #region Copyright notice and license |
| |
| // Copyright 2015 gRPC authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #endregion |
| |
| using System; |
| using System.Threading.Tasks; |
| |
| namespace Grpc.Core.Utils |
| { |
| /// <summary> |
| /// Utility methods for task parallel library. |
| /// </summary> |
| public static class TaskUtils |
| { |
| /// <summary> |
| /// Framework independent equivalent of <c>Task.CompletedTask</c>. |
| /// </summary> |
| public static Task CompletedTask |
| { |
| get |
| { |
| #if NETSTANDARD1_5 |
| return Task.CompletedTask; |
| #else |
| return Task.FromResult<object>(null); // for .NET45, emulate the functionality |
| #endif |
| } |
| } |
| } |
| } |