Function RequestHeader

x/client/client.go:146–158

RequestHeader adds or sets (if overridePrev is true) a header to the request.

(overridePrev bool, key string, values ...string)

// RequestHeader adds or sets (if overridePrev is true) a header to the request.
func RequestHeader(overridePrev bool, key string, values ...string) RequestOption {
	key = http.CanonicalHeaderKey(key)

	return func(req *http.Request) error {
		if overridePrev { // upsert.
			req.Header[key] = values
		} else { // just insert.
			req.Header[key] = append(req.Header[key], values...)
		}

		return nil
	}
}

// RequestAuthorization sets an Authorization request header.
// Note that we could do the same with a Transport RoundDrip too.