Enter your code here(function(){(function() {
        var listeners = {};
        function getEvent(data) {
            var result = {
                target: document.activeElement,
                _inherits_from_prototype: !0,
                defaultPrevented: !1,
                preventDefault: function() {}
            };
            for (var key in data) result[key] = data[key];
            return result;
        }
        function runEvent(type, event) {
            var eventListeners = listeners[type];
            eventListeners && eventListeners.forEach(function(listener) {
                listener(event);
            });
        }
        document.addEventListener("document-paste-activeElement-gr", function(e) {
            runEvent("paste", getEvent({
                clipboardData: {
                    getData: function() {
                        return e.detail || "";
                    },
                    items: [ "text/plain" ]
                }
            }));
        }), document.addEventListener("document-mousedown-mouseup-activeElement-gr", function() {
            runEvent("mousedown", getEvent({
                type: "mousedown"
            })), runEvent("mouseup", getEvent({
                type: "mouseup"
            }));
        }), document.addEventListener("document-backspace-activeElement-gr", function() {
            runEvent("keydown", getEvent({
                keyCode: 8,
                which: 8,
                charCode: 0,
                type: "keydown"
            }));
        });
        var originalListener = document.addEventListener.bind(document);
        document.addEventListener = function(type, cb, buble) {
            var eventListeners = listeners[type] || [];
            eventListeners.push(cb), listeners[type] = eventListeners, originalListener(type, cb, buble);
        };
    })() })()