feat(typescript): improve tsx support (#1168)

Author: troy351

packages/@vue/cli-plugin-typescript/generator/template/src/shims.d.ts

@@ -1,4 +1,17 @@
+import Vue, { VNode } from 'vue'
+
 declare module '*.vue' {
-  import Vue from 'vue';
-  export default Vue;
+  export default Vue
+}
+
+declare global {
+  namespace JSX {
+    // tslint:disable no-empty-interface
+    interface Element extends VNode {}
+    // tslint:disable no-empty-interface
+    interface ElementClass extends Vue {}
+    interface IntrinsicElements {
+      [elem: string]: any
+    }
+  }
 }

packages/@vue/cli-plugin-typescript/generator/template/tsconfig.json

@@ -28,8 +28,10 @@
   },
   "include": [
     "src/**/*.ts",
+    "src/**/*.tsx",
     "src/**/*.vue",
-    "tests/**/*.ts"
+    "tests/**/*.ts",
+    "tests/**/*.tsx"
   ],
   "exclude": [
     "node_modules"