新增h函数

src/core/h.js

@@ -2,6 +2,22 @@ BI.Fragment = function () {
 };
 
 BI.h = function (type, props, children) {
+    if (children != null) {
+        if (!BI.isArray(children)) {
+            children = [children];
+        }
+    } else {
+        children = [];
+    }
+    if (arguments.length > 3) {
+        for (var i = 3; i < arguments.length; i++) {
+            if (BI.isArray(arguments[i])) {
+                children = children.concat(arguments[i]);
+            } else {
+                children.push(arguments[i]);
+            }
+        }
+    }
     if (type === BI.Fragment) {
         return children;
     }
@@ -10,11 +26,10 @@ BI.h = function (type, props, children) {
     }
     if (type === "el") {
         return BI.extend({
-            el: BI.isArray(children) ? children[0] : children
+            el: children[0]
         }, props);
     }
     return BI.extend({
         type: type,
-        items: BI.isArray(children) ? children : [children]
-    }, props);
+    }, children.length > 0 ? {items: children} : {}, props);
 };