Function writeErrorText

http.go:409–416

(bw *bufio.Writer, err error)

}

func writeErrorText(bw *bufio.Writer, err error) {
	body := err.Error()
	bw.WriteString("Content-Length: ")
	bw.WriteString(strconv.Itoa(len(body)))
	bw.WriteString(crlf)
	bw.WriteString(crlf)
	bw.WriteString(body)
}

// httpError is like the http.Error with WebSocket context exception.
func httpError(w http.ResponseWriter, body string, code int) {