extract isUUID to utils.js

Author: Uzlopak

lib/schemes.js

@@ -1,6 +1,6 @@
 'use strict'
 
-const UUID_REG = /^[\da-f]{8}-[\da-f]{4}-[\da-f]{4}-[\da-f]{4}-[\da-f]{12}$/iu
+const { isUUID } = require('./utils')
 const URN_REG = /([\da-z][\d\-a-z]{0,31}):((?:[\w!$'()*+,\-.:;=@]|%[\da-f]{2})+)/iu
 
 const supportedSchemeNames = /** @type {const} */ (['http', 'https', 'ws',
@@ -162,7 +162,7 @@ function urnuuidParse (urnComponent, options) {
   uuidComponents.uuid = uuidComponents.nss
   uuidComponents.nss = undefined
 
-  if (!options.tolerant && (!uuidComponents.uuid || !UUID_REG.test(uuidComponents.uuid))) {
+  if (!options.tolerant && (!uuidComponents.uuid || !isUUID(uuidComponents.uuid))) {
     uuidComponents.error = uuidComponents.error || 'UUID is not valid.'
   }
 

lib/utils.js

@@ -1,9 +1,10 @@
 'use strict'
 
-const IPV4_REG = /^(?:(?:25[0-5]|2[0-4]\d|1\d{2}|[1-9]\d|\d)\.){3}(?:25[0-5]|2[0-4]\d|1\d{2}|[1-9]\d|\d)$/u
+/** @type {(value: string) => boolean} */
+const isUUID = RegExp.prototype.test.bind(/^[\da-f]{8}-[\da-f]{4}-[\da-f]{4}-[\da-f]{4}-[\da-f]{12}$/iu)
 
 /** @type {(value: string) => boolean} */
-const isIPv4 = RegExp.prototype.test.bind(IPV4_REG)
+const isIPv4 = RegExp.prototype.test.bind(/^(?:(?:25[0-5]|2[0-4]\d|1\d{2}|[1-9]\d|\d)\.){3}(?:25[0-5]|2[0-4]\d|1\d{2}|[1-9]\d|\d)$/u)
 
 /**
  * @param {Array<string>} input
@@ -316,6 +317,7 @@ module.exports = {
   normalizeComponentEncoding,
   removeDotSegments,
   isIPv4,
+  isUUID,
   normalizeIPv6,
   stringArrayToHexStripped
 }