chore: use typescript to refactor test and fix some bugs(#42)

* style: formate code

* chore: disable no-non-null-assertion

* chore: test vHtml and vText

* chore: set optimize as true in test

* style: fix eslint warning

* chore: v-model test

* fix: v-model has not type should use vModelText

* chore: use typescript to refactor test

* fix: slots test

* feat: support isCustomElement

tsconfig.json

@@ -4,7 +4,7 @@
     "target": "es5",
     "module": "commonjs",
     "moduleResolution": "node",
-    "allowJs": false,
+    "allowJs": true,
     "strict": true,
     "noUnusedLocals": true,
     "experimentalDecorators": true,