src/dom/tounit.js
/**
* @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
*/
/**
* @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;
}