@mightyplow/jslib/function/debounce.js

js helpers library

/**
 * Creates a function which debounces with the given timeout and resets the timer
 * on every function call.
 *
 * The returned debounced function has a function property abort() which aborts the timer.
 *
 * @memberOf function
 * @function
 * @param {function} fn
 * @param {number} timeout
 * @return {function(...[*])}
 */
export default (function (fn) {
    var timeout = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;

    var timer = null;
    var abort = function abort() {
        return clearTimeout(timer);
    };

    // extend function with abort method
    return Object.assign(function () {
        for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
            args[_key] = arguments[_key];
        }

        abort();
        timer = setTimeout(function () {
            return fn.apply(undefined, args);
        }, timeout);
    }, {
        abort: abort
    });
});