1 // +build go1.6,!go1.7 2 3 /* 4 * 5 * Copyright 2018 gRPC authors. 6 * 7 * Licensed under the Apache License, Version 2.0 (the "License"); 8 * you may not use this file except in compliance with the License. 9 * You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, software 14 * distributed under the License is distributed on an "AS IS" BASIS, 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 16 * See the License for the specific language governing permissions and 17 * limitations under the License. 18 * 19 */ 20 21 package status 22 23 import ( 24 "golang.org/x/net/context" 25 "google.golang.org/grpc/codes" 26 ) 27 28 // FromContextError converts a context error into a Status. It returns a 29 // Status with codes.OK if err is nil, or a Status with codes.Unknown if err is 30 // non-nil and not a context error. 31 func FromContextError(err error) *Status { 32 switch err { 33 case nil: 34 return New(codes.OK, "") 35 case context.DeadlineExceeded: 36 return New(codes.DeadlineExceeded, err.Error()) 37 case context.Canceled: 38 return New(codes.Canceled, err.Error()) 39 default: 40 return New(codes.Unknown, err.Error()) 41 } 42 } 43
