This function convert http status code error to string type message

getMessageHttpCodeError.kt

fun getMsgHttpCodeErr(code: Int): String {
		val result = StringBuilder()
		result.append(when (code) {
			in 400..499 -> {
				result.append("Client errors")
				result.append(" ===> ")
				result.append(when (code) {
					400  -> "Bad Request"
					401  -> "Unauthorized"
					402  -> "Payment Required"
					403  -> "Forbidden"
					404  -> "Not Found"
					405  -> "Method Not Allowed"
					406  -> "Not Acceptable"
					407  -> "Proxy Authentication Required"
					408  -> "Request Timeout"
					409  -> "Conflict"
					410  -> "Gone"
					411  -> "Length Required"
					412  -> "Precondition Failed"
					413  -> "Payload Too Large"
					414  -> "URI Too Long"
					415  -> "Unsupported Media Type"
					416  -> "Range Not Satisfiable"
					417  -> "Expectation Failed"
					418  -> "I'm a teapot"
					421  -> "Misdirected Request"
					422  -> "Unprocessable Entity"
					425  -> "Too Early"
					426  -> "Upgrade Required"
					428  -> "Precondition Required"
					429  -> "Too Many Requests"
					431  -> "Request Header Fields Too Large"
					451  -> "Unavailable For Legal Reasons"
					else -> "this code unavailable"
				})
			}
			in 500..599 -> {
				result.append("Server errors")
				result.append(" ===> ")
				result.append(when (code) {
					500  -> "Internal Server Error"
					501  -> "Not Implemented"
					502  -> "Bad Gateway"
					503  -> "Service Unavailable"
					504  -> "Gateway Timeout"
					505  -> "HTTP Version Not Supported"
					506  -> "Variant Also Negotiates"
					507  -> "Insufficient Storage (WebDAV)"
					508  -> "Loop Detected (WebDAV)"
					510  -> "Not Extended"
					511  -> "Network Authentication Required"
					else -> "this code unavailable"
				})
			}
			else        -> "range code is not error"
		})
		return result.toString()
	}