"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.toRcode = toRcode;
exports.toString = toString;
/*
 * Traditional DNS header RCODEs (4-bits) defined by IANA in
 * https://www.iana.org/assignments/dns-parameters/dns-parameters.xhtml
 */

function toString(rcode) {
  switch (rcode) {
    case 0:
      return 'NOERROR';
    case 1:
      return 'FORMERR';
    case 2:
      return 'SERVFAIL';
    case 3:
      return 'NXDOMAIN';
    case 4:
      return 'NOTIMP';
    case 5:
      return 'REFUSED';
    case 6:
      return 'YXDOMAIN';
    case 7:
      return 'YXRRSET';
    case 8:
      return 'NXRRSET';
    case 9:
      return 'NOTAUTH';
    case 10:
      return 'NOTZONE';
    case 11:
      return 'RCODE_11';
    case 12:
      return 'RCODE_12';
    case 13:
      return 'RCODE_13';
    case 14:
      return 'RCODE_14';
    case 15:
      return 'RCODE_15';
  }
  return 'RCODE_' + rcode;
}
function toRcode(code) {
  switch (code.toUpperCase()) {
    case 'NOERROR':
      return 0;
    case 'FORMERR':
      return 1;
    case 'SERVFAIL':
      return 2;
    case 'NXDOMAIN':
      return 3;
    case 'NOTIMP':
      return 4;
    case 'REFUSED':
      return 5;
    case 'YXDOMAIN':
      return 6;
    case 'YXRRSET':
      return 7;
    case 'NXRRSET':
      return 8;
    case 'NOTAUTH':
      return 9;
    case 'NOTZONE':
      return 10;
    case 'RCODE_11':
      return 11;
    case 'RCODE_12':
      return 12;
    case 'RCODE_13':
      return 13;
    case 'RCODE_14':
      return 14;
    case 'RCODE_15':
      return 15;
  }
  return 0;
}