github.com/core-coin/go-core/v2@v2.1.9/rpc/client_opt_test.go (about) 1 // Copyright 2024 by the Authors 2 // This file is part of the go-core library. 3 // 4 // The go-core library is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU Lesser General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // The go-core library is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU Lesser General Public License for more details. 13 // 14 // You should have received a copy of the GNU Lesser General Public License 15 // along with the go-core library. If not, see <http://www.gnu.org/licenses/>. 16 17 package rpc_test 18 19 import ( 20 "context" 21 "net/http" 22 "time" 23 24 "github.com/core-coin/go-core/v2/rpc" 25 ) 26 27 // This example configures a HTTP-based RPC client with two options - one setting the 28 // overall request timeout, the other adding a custom HTTP header to all requests. 29 func ExampleDialOptions() { 30 tokenHeader := rpc.WithHeader("x-token", "foo") 31 httpClient := rpc.WithHTTPClient(&http.Client{ 32 Timeout: 10 * time.Second, 33 }) 34 35 ctx := context.Background() 36 c, err := rpc.DialOptions(ctx, "http://rpc.example.com", httpClient, tokenHeader) 37 if err != nil { 38 panic(err) 39 } 40 c.Close() 41 }