vuejs/node_modules/hex-color-regex/index.js

/*!
 * hex-color-regex <https://github.com/regexps/hex-color-regex>
 *
 * Copyright (c) 2015 Charlike Mike Reagent <@tunnckoCore> (http://www.tunnckocore.tk)
 * Released under the MIT license.
 */

'use strict'

module.exports = function hexColorRegex(opts) {
  opts = opts && typeof opts === 'object' ? opts : {}

  return opts.strict
    ? /^#([a-f0-9]{3,4}|[a-f0-9]{4}(?:[a-f0-9]{2}){1,2})\b$/i
    : /#([a-f0-9]{3}|[a-f0-9]{4}(?:[a-f0-9]{2}){0,2})\b/gi
}