chore: check fixture types

Author: sxzz

package.json

@@ -71,7 +71,7 @@
     "build": "tsdown",
     "dev": "tsdown --watch",
     "test": "vitest",
-    "typecheck": "tsc --noEmit",
+    "typecheck": "tsc --noEmit && vue-tsc --noEmit -p tests/fixtures/tsconfig.json",
     "release": "bumpp && pnpm publish",
     "prepublishOnly": "pnpm run build"
   },

tests/fixtures/tsconfig.json

@@ -0,0 +1,14 @@
+{
+  "extends": "../../tsconfig.json",
+  "include": ["**/*"],
+  "exclude": [],
+  "compilerOptions": {
+    "isolatedDeclarations": false
+  },
+  "vueCompilerOptions": {
+    "plugins": ["../../dist/volar.cjs"],
+    "namedExport": {
+      "removeDefault": false
+    }
+  }
+}