@mysql/xdevapi/lib/DevAPI/Util/URIParser/parseConnectTimeout.js

MySQL Connector/Node.js - A Node.js driver for MySQL using the X Protocol and X DevAPI.

/*
 * Copyright (c) 2018, 2021, Oracle and/or its affiliates.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, version 2.0, as
 * published by the Free Software Foundation.
 *
 * This program is also distributed with certain software (including
 * but not limited to OpenSSL) that is licensed under separate terms,
 * as designated in a particular file or component or in included license
 * documentation.  The authors of MySQL hereby grant you an
 * additional permission to link the program and your derivative works
 * with the separately licensed software that they have included with
 * MySQL.
 *
 * Without limiting anything contained in the foregoing, this file,
 * which is part of MySQL Connector/Node.js, is also subject to the
 * Universal FOSS Exception, version 1.0, a copy of which can be found at
 * http://oss.oracle.com/licenses/universal-foss-exception.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License, version 2.0, for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
 */

'use strict';

const parseQueryParameters = require('./parseQueryParameters');

module.exports = parse;

/**
 * Parse connection timeout value.
 * @private
 * @param {string} input - URI querystring
 * @returns {number} The timeout value.
 */
function parse (input = '') {
    const match = input.trim().match(/^\?([^#]+)/) || [];
    const params = parseQueryParameters(match[1], { allowDuplicates: false, ignoreCase: ['connect-timeout'] });
    const connectTimeout = typeof params['connect-timeout'] !== 'undefined' ? params['connect-timeout'] : '10000'; // default value

    // If the string is not numeric we return it as is for further
    // validation.
    if (!(/^\d+$/.test(connectTimeout))) {
        return connectTimeout;
    }

    // Otherwise, we return its numeric value.
    return parseFloat(connectTimeout);
}