Function cancel

docs/app/js/sanddance-app.js:20964–20967

()

            return !!timeoutId;
        };
        var cancel = function() {
            if (pending()) // Mark the debounced function as having executed
            markExecuted(Date.now());
        };
        var flush = function() {
            if (pending()) invokeFunction(Date.now());
            return lastResult;