chore(*): add linter

.eslintrc.cjs

@@ -0,0 +1,32 @@
+module.exports = {
+  root: true,
+  plugins: ['@typescript-eslint'],
+  extends: [
+    'eslint:recommended',
+    'plugin:@typescript-eslint/recommended-type-checked',
+    'plugin:@typescript-eslint/stylistic-type-checked',
+    'plugin:prettier/recommended',
+  ],
+  env: {
+    node: true,
+  },
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    project: true,
+    tsconfigRootDir: __dirname,
+  },
+  ignorePatterns: ['dist'],
+  overrides: [
+    {
+      files: ['./**/*.test.ts'],
+      rules: {
+        '@typescript-eslint/no-unsafe-member-access': 'off',
+        '@typescript-eslint/unbound-method': 'off',
+      },
+    },
+    {
+      files: ['./**/*.cjs'],
+      extends: ['plugin:@typescript-eslint/disable-type-checked'],
+    },
+  ],
+};

.github/workflows/lint.yml

@@ -0,0 +1,38 @@
+name: lint
+
+on:
+  push:
+    branches:
+      - 'master'
+      - '*.*.*'
+      - 'renovate/**'
+    tags:
+      - '*.*.*'
+  pull_request:
+    branches:
+      - 'master'
+  merge_group:
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v2
+        with:
+          version: 8
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          cache: pnpm
+
+      - name: Install dependencies
+        run: pnpm install
+
+      - name: Lint
+        run: pnpm lint

examples/create-reservation.ts

@@ -47,4 +47,4 @@ const reserveServer = async () => {
   console.log(`reservation created: ${reservation.id}`);
 };
 
-reserveServer();
+reserveServer().catch(error => console.error(error));

examples/fetch-reservation.ts

@@ -23,4 +23,4 @@ if (!reservationId) {
   throw new Error('no reservation id provided');
 }
 
-fetchReservation(reservationId);
+fetchReservation(reservationId).catch(error => console.error(error));

package.json

@@ -7,7 +7,9 @@
   "types": "dist/src/index.d.ts",
   "scripts": {
     "build": "tsc --project tsconfig.build.json",
-    "test": "vitest"
+    "test": "vitest",
+    "format": "prettier --write .",
+    "lint": "eslint ."
   },
   "keywords": [
     "serveme",
@@ -19,6 +21,10 @@
   "license": "MIT",
   "devDependencies": {
     "@types/node": "^20.10.5",
+    "@typescript-eslint/eslint-plugin": "^6.16.0",
+    "@typescript-eslint/parser": "^6.16.0",
+    "eslint-config-prettier": "^9.1.0",
+    "eslint-plugin-prettier": "^5.1.2",
     "prettier": "^3.1.1",
     "typescript": "^5.3.3",
     "vitest": "^1.1.0"