ci: add test and lint actions

Author: amaanq

.github/workflows/ci.yml

@@ -0,0 +1,30 @@
+name: CI
+on:
+  workflow_dispatch:
+  pull_request:
+  push:
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: true
+      matrix:
+        os: [macos-latest, ubuntu-latest]
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18
+      - run: npm install
+      - run: npm test
+
+  test_windows:
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18
+      - run: npm install
+      - run: npm run test-windows

.github/workflows/lint.yml

@@ -0,0 +1,19 @@
+name: Lint
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - "**"
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install modules
+        run: npm install
+      - name: Run ESLint
+        run: npm run lint

package.json

@@ -21,6 +21,7 @@
   },
   "scripts": {
     "build": "tree-sitter generate && node-gyp build",
+    "lint": "eslint grammar.js",
     "test": "tree-sitter test && tree-sitter parse examples/* --quiet --time",
     "test-windows": "tree-sitter test"
   },