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Utilities

Provides utility functions.

Verzia zo dňa 07.07.2017. Pozri najnovšiu verziu.

Tento skript by nemal byť nainštalovaný priamo. Je to knižnica pre ďalšie skripty, ktorú by mali používať cez meta príkaz // @require https://update.greatest.deepsurf.us/scripts/31227/204776/Utilities.js 

/**
 * @author Anthony Pizzimenti
 * @desc Checks whether a parameter exists and is of the desired type.
 * @param {*} param     Paramter to check.
 * @param {string} type Desired type.
 * @returns {boolean}
 * @private
 */
function _paramExist (param, type) {
    return typeof param === type && param !== undefined && param !== null;
}

/**
 * @author Anthony Pizzimenti
 * @desc Creates an absolute URL from the provided path and root.
 * @param {string} root Root URL.
 * @param {string} path Root-relative path.
 * @returns {*}
 */
function absurl (root, path) {
    if (_paramExist(root, "string") && _paramExist(path, "string")) {
        if (root[root.length - 1] === "/") {
            return root + path;
        } else {
            return root + "/" + path;
        }
    }
    return null;
}