Wire up Eslint for TS

Author: akx

.eslintrc.js

@@ -1,18 +1,30 @@
 module.exports = {
   root: true,
-  extends: ['airbnb-base', 'prettier'],
-  plugins: ['import'],
+  parser: '@typescript-eslint/parser',
+  extends: [
+    'airbnb-base',
+    'eslint:recommended',
+    'plugin:@typescript-eslint/recommended',
+    'plugin:import/typescript',
+    'prettier',
+  ],
+  plugins: ['@typescript-eslint', 'import'],
   rules: {
-    curly: 'error',
+    '@typescript-eslint/explicit-module-boundary-types': 'off',
+    'import/extensions': 'off',
+    'import/no-cycle': 'off',
+    'import/prefer-default-export': 'off',
     'no-bitwise': 'off',
     'no-cond-assign': 'off',
+    'no-continue': 'off',
+    'no-use-before-define': 'off',
     'no-mixed-operators': 'off',
     'no-multi-assign': 'off',
     'no-new-func': 'off',
     'no-param-reassign': 'off',
     'no-plusplus': 'off',
     'no-underscore-dangle': 'off',
-    'no-continue': 'off',
-    'import/prefer-default-export': 'off',
+    'operator-linebreak': 'off',
+    curly: 'error',
   },
 };

package.json

@@ -30,6 +30,8 @@
   },
   "devDependencies": {
     "@babel/preset-typescript": "^7.14.5",
+    "@typescript-eslint/eslint-plugin": "^4.28.0",
+    "@typescript-eslint/parser": "^4.28.0",
     "eslint": "^7.29.0",
     "eslint-config-airbnb-base": "^14.2.1",
     "eslint-config-prettier": "^8.3.0",