axios-axios/lib/helpers/isAbsoluteURL.js
狼族小狈 a8cd75a081
Update isAbsoluteURL.js (#3809)
Escaping non-special characters in strings, template literals, and regular expressions doesn't have any effect, as demonstrated in the following example:

https://eslint.org/docs/rules/no-useless-escape

Co-authored-by: Jay <jasonsaayman@gmail.com>
2021-12-23 13:33:16 +02:00

15 lines
561 B
JavaScript

'use strict';
/**
* Determines whether the specified URL is absolute
*
* @param {string} url The URL to test
* @returns {boolean} True if the specified URL is absolute, otherwise false
*/
module.exports = function isAbsoluteURL(url) {
// A URL is considered absolute if it begins with "<scheme>://" or "//" (protocol-relative URL).
// RFC 3986 defines scheme name as a sequence of characters beginning with a letter and followed
// by any combination of letters, digits, plus, period, or hyphen.
return /^([a-z][a-z\d+\-.]*:)?\/\//i.test(url);
};