/** * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md. */ /** * @module utils/dom/tounit */ /** * Returns a helper function, which adds a desired trailing * `unit` to the passed value. * * @param {String} unit An unit like "px" or "em". * @returns {module:utils/dom/tounit~helper} */ export default function toUnit( unit ) { /** * A function, which adds a pre–defined trailing `unit` * to the passed `value`. * * @function helper * @param {*} value A value to be given the unit. * @returns {String} A value with the trailing unit. */ return value => value + unit; }