test: upload coverage to codecov

Author: sheerlox

.github/workflows/test.yml

@@ -27,3 +27,10 @@ jobs:
         run: npm run lint
       - name: Run tests
         run: npm run test
+      - name: Upload coverage reports to Codecov
+        if: ${{ (matrix.os == 'ubuntu-latest') && (matrix.node-version == 20) }}
+        uses: codecov/codecov-action@v3
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          files: coverage/coverage-final.json
+          fail_ci_if_error: true

codecov.yml

@@ -0,0 +1 @@
+comment: false

package.json

@@ -12,7 +12,7 @@
     "lint:prettier": "prettier ./**/*.{json,md,yml} --check",
     "lint": "npm run lint:eslint && npm run lint:prettier",
     "lint:fix": "npm run lint:eslint -- --fix && npm run lint:prettier -- --write",
-    "test": "jest",
+    "test": "jest --coverage",
     "release": "semantic-release"
   },
   "engines": {