/**
 * The placeholder for mapped slimmer original method
 *
 * @param {unknown[]} _args - Placeholder for args
 * @returns {undefined} Placeholder for returns
 */
export declare function methodPlaceholder<T extends unknown>(..._args: unknown[]): T;
/**
 * The placeholder for slot
 *
 * @param {HTMLElement} slot The slot that will be rendered as a placeholder
 * @returns {HTMLElement} The slot placeholder element
 */
export declare function slotPlaceholder(slot: HTMLElement): HTMLElement;
