Use jest with eslint

.eslintignore

@@ -1,4 +0,0 @@
-dist/
-lib/
-node_modules/
-jest.config.js

.github/workflows/check-dist.yml

@@ -24,7 +24,7 @@ jobs:
       - uses: actions/checkout@v5
 
       - name: Set Node.js
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v5
         with:
           node-version-file: '.nvmrc'
 
@@ -46,7 +46,7 @@ jobs:
         id: diff
 
       # If index.js was different than expected, upload the expected version as an artifact
-      - uses: actions/upload-artifact@v5
+      - uses: actions/upload-artifact@v4
         if: ${{ failure() && steps.diff.conclusion == 'failure' }}
         with:
           name: dist

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@v5
         with:
           node-version-file: '.nvmrc'
       - run: npm ci
@@ -25,7 +25,7 @@ jobs:
 
       - name: Upload test results
         if: ${{ !cancelled() }}
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v4
         with:
           name: test-results
           path: __tests__/__results__/*.xml

eslint.config.mjs

@@ -0,0 +1,52 @@
+import github from 'eslint-plugin-github'
+import prettier from 'eslint-plugin-prettier'
+import jest from 'eslint-plugin-jest'
+
+export default [
+  github.getFlatConfigs().recommended,
+  ...github.getFlatConfigs().typescript,
+  {
+    files: ['src/**/*.ts'],
+    plugins: {
+      prettier,
+    },
+    rules: {
+      'no-shadow': 'off',
+      'import/no-namespace': 'off',
+      'i18n-text/no-en': 'off',
+      'prefer-template': 'off',
+      'prettier/prettier': 'error',
+      "@typescript-eslint/array-type": ['error', {default: 'array'}],
+      '@typescript-eslint/no-unused-vars': ['error', {varsIgnorePattern: '^_'}],
+      '@typescript-eslint/no-shadow': ['error'],
+    },
+  },
+  {
+    files: ['__tests__/**/*.test.ts'],
+    ...jest.configs['flat/recommended'],
+    plugins: {
+      jest,
+    },
+    languageOptions: {
+      globals: jest.environments.globals.globals,
+    },
+    rules: {
+      'i18n-text/no-en': 'off',
+      'import/no-namespace': 'off',
+      "@typescript-eslint/array-type": ['error', {default: 'array'}],
+    },
+  },
+  {
+    ignores: [
+      'dist/**',
+      'lib/**',
+      'node_modules/**',
+      '__tests__/__snapshots__/**',
+      '__tests__/__results__/**',
+      'assets/**',
+      'reports/**',
+      'eslint.config.mjs',
+      'jest.config.js',
+    ],
+  },
+]

package.json

@@ -8,7 +8,7 @@
     "build": "tsc",
     "format": "prettier --write **/*.ts",
     "format-check": "prettier --check **/*.ts",
-    "lint": "eslint src/**/*.ts",
+    "lint": "eslint",
     "package": "ncc build --license licenses.txt && eolConverter lf 'dist/*'",
     "version": "npm run build && npm run package && git add dist/*",
     "test": "jest --ci --reporters=default --reporters=jest-junit",
@@ -49,25 +49,25 @@
     "@octokit/webhooks-types": "^7.6.1",
     "@types/adm-zip": "^0.5.7",
     "@types/jest": "^30.0.0",
-    "@types/node": "^20.19.23",
+    "@types/node": "^20.19.13",
     "@types/picomatch": "^4.0.2",
     "@types/xml2js": "^0.4.14",
-    "@typescript-eslint/eslint-plugin": "^7.18.0",
-    "@typescript-eslint/parser": "^7.18.0",
-    "@vercel/ncc": "^0.38.4",
+    "@typescript-eslint/eslint-plugin": "^8.43.0",
+    "@typescript-eslint/parser": "^8.43.0",
+    "@vercel/ncc": "^0.38.3",
     "eol-converter-cli": "^1.1.0",
-    "eslint": "^8.57.1",
-    "eslint-import-resolver-typescript": "^3.10.1",
-    "eslint-plugin-github": "^4.10.2",
+    "eslint": "^9.35.0",
+    "eslint-import-resolver-typescript": "^4.4.4",
+    "eslint-plugin-github": "^6.0.0",
     "eslint-plugin-import": "^2.32.0",
-    "eslint-plugin-jest": "^28.14.0",
+    "eslint-plugin-jest": "^29.0.1",
     "eslint-plugin-prettier": "^5.5.4",
-    "jest": "^30.2.0",
+    "jest": "^30.1.3",
     "jest-junit": "^16.0.0",
     "js-yaml": "^4.1.0",
     "prettier": "^3.6.2",
-    "ts-jest": "^29.4.5",
-    "typescript": "^5.9.3"
+    "ts-jest": "^29.4.1",
+    "typescript": "^5.9.2"
   },
   "jest-junit": {
     "suiteName": "jest tests",