render增加容错处理

src/index.js

@@ -376,11 +376,15 @@ export class Component extends HTMLElement {
 
   // 渲染视图
   #render() {
+    try {
       let ast = this.render()
       this[__children__] = render(ast, this.root, {
         host: this,
         isConnected: !this[__mounted__] && this.isConnected
       })
+    } catch (err) {
+      console.error(err)
+    }
   }
   // 几个生命周期回调
   created() {}