Biosafety_D9_Theme/node_modules/browser-sync/dist/args.js

"use strict";
/**
 * The purpose of this function is
 * to handle back-backwards compatibility
 * @param {Object} args
 * @returns {{config: {}, cb: *}}
 */
module.exports = function (args) {
    var config = {};
    var cb;
    switch (args.length) {
        case 1:
            if (isFilesArg(args[0])) {
                config.files = args[0];
            }
            else if (typeof args[0] === "function") {
                cb = args[0];
            }
            else {
                config = args[0];
            }
            break;
        case 2:
            // if second is a function, first MUST be config
            if (typeof args[1] === "function") {
                config = args[0] || {};
                cb = args[1];
            }
            else {
                if (args[1] === null || args[1] === undefined) {
                    config = args[0];
                }
                else {
                    // finally, second arg could be a plain object for config
                    config = args[1] || {};
                    if (!config.files) {
                        config.files = args[0];
                    }
                }
            }
            break;
        case 3:
            config = args[1] || {};
            if (!config.files) {
                config.files = args[0];
            }
            cb = args[2];
    }
    return {
        config: config,
        cb: cb
    };
};
/**
 * Files args were only ever strings or arrays
 * @param arg
 * @returns {*|boolean}
 */
function isFilesArg(arg) {
    return Array.isArray(arg) || typeof arg === "string";
}
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