plugeth/rpc/client_opt_test.go

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package rpc_test
import (
"context"
"net/http"
"time"
"github.com/ethereum/go-ethereum/rpc"
)
// This example configures a HTTP-based RPC client with two options - one setting the
// overall request timeout, the other adding a custom HTTP header to all requests.
func ExampleDialOptions() {
tokenHeader := rpc.WithHeader("x-token", "foo")
httpClient := rpc.WithHTTPClient(&http.Client{
Timeout: 10 * time.Second,
})
ctx := context.Background()
c, err := rpc.DialOptions(ctx, "http://rpc.example.com", httpClient, tokenHeader)
if err != nil {
panic(err)
}
c.Close()
}