feat: add coverage reporting

.github/workflows/coverage.yml

@@ -0,0 +1,33 @@
+name: CI
+
+on:
+  push:
+    branches: [main, next]
+  pull_request:
+    branches: [main]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Install pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 9
+          run_install: false
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "lts/*"
+          cache: pnpm
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Run tests with coverage
+        run: pnpm run coverage
+
+      - name: Upload coverage to Coveralls
+        uses: coverallsapp/github-action@v2
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -1,3 +1,4 @@
 .idea
 *.iml
-node_modules
+node_modules
+coverage/

index.js

@@ -1 +1,2 @@
-export { default } from "./src/accentFolding.js";
+/* v8 ignore next 1 */
+export { default } from "./src/accentFolding.js";

package.json

@@ -8,10 +8,11 @@
   },
   "type": "module",
   "scripts": {
-    "test": "vitest",
+    "coverage": "vitest run --coverage",
     "lint": "eslint .",
     "lint:fix": "eslint . --fix",
-    "semantic-release": "semantic-release"
+    "semantic-release": "semantic-release",
+    "test": "vitest"
   },
   "repository": {
     "type": "git",
@@ -29,7 +30,9 @@
   },
   "homepage": "https://github.com/zr87/accent-folding#readme",
   "devDependencies": {
+    "@vitest/coverage-v8": "^2.0.5",
     "eslint": "^9.9.0",
+    "install": "^0.13.0",
     "semantic-release": "^24.0.0",
     "vitest": "^2.0.5"
   }