fix

assets/support/support.js

@@ -89,7 +89,7 @@ __PluginManager__.register('support', function(module, exports, require, global)
      * @return Element
      */
     function getNode(selector) {
-        if(isString(selector)) {
+        if(isString(selector) && selector !== '') {
             return document.querySelector(selector);
         }
         if(isNode(selector) || isElement(selector)) {
@@ -115,7 +115,25 @@ __PluginManager__.register('support', function(module, exports, require, global)
     function isA(o,c){
         return null!=c&&"undefined"!=typeof Symbol&&c[Symbol.hasInstance]?!!c[Symbol.hasInstance](o):o instanceof c
     }
-
+    function makeNode(html = '') {
+        var nodeWrap = document.createElement('div');
+        nodeWrap.innerHTML = html;
+        var r = nodeWrap.firstElementChild;
+        r.remove();
+        return r;
+    }
+    function setKit(node, key, value) {
+        if(!isElement(node)) return false;
+        node.kit = node.kit || {};
+        node.kit[key] = value;
+    }
+    function getKit(node, key) {
+        if(!isElement(node)) return null;
+        if(node.hasOwnProperty('kit') && node.kit.hasOwnProperty(key)) {
+            return node.kit[key];
+        }
+        return null;
+    }
 
     /**
      * @memberOf kit
@@ -137,7 +155,10 @@ __PluginManager__.register('support', function(module, exports, require, global)
         isElement,
         getNode,
         extend,
-        isA
+        isA,
+        makeNode,
+        setKit,
+        getKit
     };
 
     return module.exports = support;