jodit/esm/core/helpers/checker/is-url.js

Jodit is an awesome and useful wysiwyg editor with filebrowser

/*!
 * Jodit Editor (https://xdsoft.net/jodit/)
 * Released under MIT see LICENSE.txt in the project root for license information.
 * Copyright (c) 2013-2026 Valerii Chupurnov. All rights reserved. https://xdsoft.net
 */
/**
 * @module helpers/checker
 */
import { globalDocument } from "../../constants.js";
/**
 * Check if a string is an url
 */
export function isURL(str) {
    if (str.includes(' ')) {
        return false;
    }
    if (typeof URL !== 'undefined') {
        try {
            const url = new URL(str);
            return ['https:', 'http:', 'ftp:', 'file:', 'rtmp:'].includes(url.protocol);
        }
        catch (e) {
            return false;
        }
    }
    const a = globalDocument.createElement('a');
    a.href = str;
    return Boolean(a.hostname);
}