/* * * Copyright 2019 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. * */ package attributes_test import ( "fmt" "google.golang.org/grpc/attributes" ) func ExampleAttributes() { type keyOne struct{} type keyTwo struct{} a := attributes.New(keyOne{}, 1, keyTwo{}, "two") fmt.Println("Key one:", a.Value(keyOne{})) fmt.Println("Key two:", a.Value(keyTwo{})) // Output: // Key one: 1 // Key two: two } func ExampleAttributes_WithValues() { type keyOne struct{} type keyTwo struct{} a := attributes.New(keyOne{}, 1) a = a.WithValues(keyTwo{}, "two") fmt.Println("Key one:", a.Value(keyOne{})) fmt.Println("Key two:", a.Value(keyTwo{})) // Output: // Key one: 1 // Key two: two }