getXLSX = function () {
	var XLSX = alasql.private.externalXlsxLib || utils.global.XLSX || null;

	if (XLSX) {
		return XLSX;
	}

	if (utils.isNode || utils.isBrowserify || utils.isMeteorServer) {
		//*not-for-browser/*
		XLSX = require('../modules/xlsx/xlsx') || null;
		alasql.private.externalXlsxLib = XLSX;
		//*/
	}

	if (!XLSX) {
		throw new Error('Please include the xlsx.js library');
	}

	return XLSX;
}
@todo Check how to get path in worker