@skhemata/skhemata-form/src/validator/lib/isMACAddress.js

Skhemata Form Web Component. This web component can be used as base web component when working with forms and inputs.

import assertString from './util/assertString';

const macAddress = /^([0-9a-fA-F][0-9a-fA-F]:){5}([0-9a-fA-F][0-9a-fA-F])$/;
const macAddressNoColons = /^([0-9a-fA-F]){12}$/;
const macAddressWithHyphen = /^([0-9a-fA-F][0-9a-fA-F]-){5}([0-9a-fA-F][0-9a-fA-F])$/;
const macAddressWithSpaces = /^([0-9a-fA-F][0-9a-fA-F]\s){5}([0-9a-fA-F][0-9a-fA-F])$/;
const macAddressWithDots = /^([0-9a-fA-F]{4}).([0-9a-fA-F]{4}).([0-9a-fA-F]{4})$/;

export default function isMACAddress(str, options) {
  assertString(str);
  if (options && options.no_colons) {
    return macAddressNoColons.test(str);
  }

  return macAddress.test(str)
    || macAddressWithHyphen.test(str)
    || macAddressWithSpaces.test(str)
    || macAddressWithDots.test(str);
}