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- /**
- * @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;
- }
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