Function checkReqId

api/rpc/json.go:155–167

checkReqId returns an error when the given reqId isn't valid for RPC method calls. valid id's are strings, numbers or null

(reqId json.RawMessage)

// checkReqId returns an error when the given reqId isn't valid for RPC method calls.
// valid id's are strings, numbers or null
func checkReqId(reqId json.RawMessage) error {
	if len(reqId) == 0 {
		return fmt.Errorf("missing request id")
	}
	if _, err := strconv.ParseFloat(string(reqId), 64); err == nil {
		return nil
	}
	var str string
	if err := json.Unmarshal(reqId, &str); err == nil {
		return nil
	}
	return fmt.Errorf("invalid request id")
}

// parseRequest will parse a single request from the given RawMessage. It will return
// the parsed request, an indication if the request was a batch or an error when