import { PlacementPropValues, PlacementValueArray, PlacementStringValues } from './PositionPropTypes';
/**
 * Given a string or array of one or two placement values, mirrors the placement
 * horizontally.
 *
 * Examples
 * ```js
 * mirrorHorizontalPlacement('top start') // input
 * ['top', 'end'] // output
 *
 * mirrorPlacement('top start', ' ') // input
 * 'top end' //output
 * ```
 *
 * @param {string|Array} placement - a string of the form '`<value>` `<value>`' or array [`<value>`, `<value>`]
 * @param {string} delimiter - when provided, a value with which the result array will be joined
 * @returns {string|Array} - an array of values or, if the delimiter was supplied, a string of
 *  delimiter separated values
 */
declare function mirrorHorizontalPlacement<D extends string | undefined = undefined>(placement: PlacementValueArray | PlacementStringValues, delimiter?: D): D extends string ? D extends ' ' ? PlacementPropValues : string : PlacementValueArray;
export default mirrorHorizontalPlacement;
export { mirrorHorizontalPlacement };
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