string/isUuid.ts

/** @module String */

import { isStr } from './isStr'

/**
 * Check if string is a uuid.
 * @function
 * @param {String} str - string to check
 * @return {Boolean} - if it's a uuid
 */
export const isUuid = <T extends string = string>(str: string): str is T => {
  if (!str || !isStr(str)) return false
  const regex =
    /^[0-9A-F]{8}-[0-9A-F]{4}-[4][0-9A-F]{3}-[89AB][0-9A-F]{3}-[0-9A-F]{12}$/i
  return Boolean(regex.test(str))
}