chore(ci): enable coverage action

.github/workflows/ci.yml

@@ -18,3 +18,20 @@ jobs:
         run: npm run lint
       - name: Test codebase
         run: npm run test
+  cov:
+    runs-on: ubuntu-22.04
+    permissions:
+      contents: read
+      pull-requests: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4.1.7
+      - name: Setup Volta
+        uses: volta-cli/action@v4.1.1
+      - name: Install dependencies
+        run: npm ci
+      - name: Enable Coverage
+        run: npm run test:cov
+      - name: Report Coverage
+        if: always()
+        uses:  davelosert/vitest-coverage-report-action@v2.4.0

package.json

@@ -26,7 +26,8 @@
   "scripts": {
     "lint": "eslint --config=.github/eslint.config.cjs ./src/**/*.ts",
     "build": "tsup src/index.ts --minify --format cjs,esm --dts --clean",
-    "test": "vitest"
+    "test": "vitest",
+    "test:cov": "vitest --coverage.enabled true"
   },
   "keywords": [
     "JSX",
@@ -40,6 +41,7 @@
     "@types/uuid": "^10.0.0",
     "@typescript-eslint/eslint-plugin": "^7.14.1",
     "@typescript-eslint/parser": "^7.14.1",
+    "@vitest/coverage-v8": "^1.6.0",
     "esbuild": "~0.21.5",
     "eslint": "^8.57.0",
     "jsdom": "^24.1.0",

vite.config.ts

@@ -3,6 +3,11 @@ import { defineConfig } from 'vite'
 
 export default defineConfig({
     test: {
+        coverage: {
+            provider: 'v8',
+            reporter: ['json', 'json-summary'],
+            reportOnFailure: true,
+        },
         globals: true,
         environment: 'jsdom',
         setupFiles: './test/setup.ts',