debounce function that return Promise

debouncePromise.js

function debouncePromise(inner, ms) {
        ms = ms || 0;
        var timer = null;
        var resolves = [];

        return function () {
            var args = [].slice.call(arguments, 0);
            // Run the function after a certain amount of time
            clearTimeout(timer);
            timer = setTimeout(function () {
                // Get the result of the inner function, then apply it to the resolve function of
                // each promise that has been created since the last time the inner function was run
                var result = inner.apply(inner, args);
                resolves.forEach(function (r) {
                    r(result);
                });
                resolves = [];
            }, ms);

            return new Promise(function (r) {
                resolves.push(r);
            });
        };
    }