utils: move static regex

Author: AlcaDesign

lib/utils.js

@@ -5,6 +5,8 @@ const unescapeIRCRegex = /\\([sn:r\\])/g;
 const escapeIRCRegex = /([ \n;\r\\])/g;
 const ircEscapedChars = { s: ' ', n: '', ':': ';', r: '' };
 const ircUnescapedChars = { ' ': 's', '\n': 'n', ';': ':', '\r': 'r' };
+const urlRegex = new RegExp('^(?:(?:https?|ftp)://)(?:\\S+(?::\\S*)?@)?(?:(?!(?:10|127)(?:\\.\\d{1,3}){3})(?!(?:169\\.254|192\\.168)(?:\\.\\d{1,3}){2})(?!172\\.(?:1[6-9]|2\\d|3[0-1])(?:\\.\\d{1,3}){2})(?:[1-9]\\d?|1\\d\\d|2[01]\\d|22[0-3])(?:\\.(?:1?\\d{1,2}|2[0-4]\\d|25[0-5])){2}(?:\\.(?:[1-9]\\d?|1\\d\\d|2[0-4]\\d|25[0-4]))|(?:(?:[a-z\\u00a1-\\uffff0-9]-*)*[a-z\\u00a1-\\uffff0-9]+)(?:\\.(?:[a-z\\u00a1-\\uffff0-9]-*)*[a-z\\u00a1-\\uffff0-9]+)*(?:\\.(?:[a-z\\u00a1-\\uffff]{2,}))\\.?)(?::\\d{2,5})?(?:[/?#]\\S*)?$', 'i');
+const regexEmoteRegex = /[|\\^$*+?:#]/;
 const _ = module.exports = {
 	// Return the second value if the first value is undefined..
 	get: (a, b) => typeof a === 'undefined' ? b : a,
@@ -31,10 +33,10 @@ const _ = module.exports = {
 	isInteger: int => !isNaN(_.toNumber(int, 0)),
 
 	// Value is a regex..
-	isRegex: str => /[|\\^$*+?:#]/.test(str),
+	isRegex: str => regexEmoteRegex.test(str),
 
 	// Value is a valid url..
-	isURL: str => new RegExp('^(?:(?:https?|ftp)://)(?:\\S+(?::\\S*)?@)?(?:(?!(?:10|127)(?:\\.\\d{1,3}){3})(?!(?:169\\.254|192\\.168)(?:\\.\\d{1,3}){2})(?!172\\.(?:1[6-9]|2\\d|3[0-1])(?:\\.\\d{1,3}){2})(?:[1-9]\\d?|1\\d\\d|2[01]\\d|22[0-3])(?:\\.(?:1?\\d{1,2}|2[0-4]\\d|25[0-5])){2}(?:\\.(?:[1-9]\\d?|1\\d\\d|2[0-4]\\d|25[0-4]))|(?:(?:[a-z\\u00a1-\\uffff0-9]-*)*[a-z\\u00a1-\\uffff0-9]+)(?:\\.(?:[a-z\\u00a1-\\uffff0-9]-*)*[a-z\\u00a1-\\uffff0-9]+)*(?:\\.(?:[a-z\\u00a1-\\uffff]{2,}))\\.?)(?::\\d{2,5})?(?:[/?#]\\S*)?$', 'i').test(str),
+	isURL: str => urlRegex.test(str),
 
 	// Return a random justinfan username..
 	justinfan: () => `justinfan${Math.floor((Math.random() * 80000) + 1000)}`,