@ckeditor/ckeditor5-utils/src/abortabledebounce.js

Miscellaneous utilities used by CKEditor 5.

/**
 * @license Copyright (c) 2003-2025, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-licensing-options
 */
/**
 * @module utils/abortabledebounce
 */
/**
 * Returns a function wrapper that will execute the provided function and abort any previous call that is still in progress.
 *
 * @param func The function to be called. It will be provided with `AbortSignal` as the first parameter.
 */
export default function abortableDebounce(func) {
    let controller = new AbortController();
    function abortable(...args) {
        controller.abort();
        controller = new AbortController();
        return func(controller.signal, ...args);
    }
    abortable.abort = () => controller.abort();
    return abortable;
}