feat: add typescript config ⚡️

Author: yenbekbay

package.json

@@ -27,18 +27,20 @@
     "lodash.js",
     "react-base.js",
     "react-native.js",
-    "react.js"
+    "react.js",
+    "typescript.js"
   ],
   "scripts": {
     "lint": "eslint .",
     "lint:fix": "eslint --cache --fix .",
+    "find-new-rules:babel": "eslint-find-rules --unused ./test/fixtures/babel.js",
     "find-new-rules:base": "eslint-find-rules --unused ./index.js",
-    "find-new-rules:babel": "eslint-find-rules --unused ./babel.js",
     "find-new-rules:flowtype": "eslint-find-rules --unused ./test/fixtures/flowtype.js",
     "find-new-rules:jest": "eslint-find-rules --unused ./test/fixtures/jest.js",
     "find-new-rules:lodash": "eslint-find-rules --unused ./test/fixtures/lodash.js",
     "find-new-rules:react-native": "eslint-find-rules --unused ./test/fixtures/react-native.js",
     "find-new-rules:react": "eslint-find-rules --unused ./test/fixtures/react.js",
+    "find-new-rules:typescript": "eslint-find-rules --unused ./test/fixtures/typescript.js",
     "find-new-rules": "run-p --silent find-new-rules:*",
     "prettier-check": "eslint --print-config index.js | eslint-config-prettier-check",
     "jest": "jest",
@@ -83,7 +85,9 @@
     "eslint-plugin-promise": "^3.5.0",
     "eslint-plugin-react": "^7.0.1",
     "eslint-plugin-react-native": "^2.3.2",
-    "eslint-plugin-unicorn": "^2.1.1"
+    "eslint-plugin-typescript": "^0.3.0",
+    "eslint-plugin-unicorn": "^2.1.1",
+    "typescript-eslint-parser": "^4.0.0"
   },
   "devDependencies": {
     "eslint": "^3.19.0",

test/fixtures/typescript.js

@@ -0,0 +1,3 @@
+module.exports = {
+  extends: ['../../index.js', '../../typescript.js'],
+};

typescript.js

@@ -0,0 +1,39 @@
+module.exports = {
+  plugins: ['typescript'],
+  parser: 'typescript-eslint-parser',
+  settings: {
+    'import/resolver': {
+      node: {
+        extensions: ['.js', '.ts', '.json'],
+      },
+    },
+    'import/extensions': ['.js', '.ts'],
+  },
+  rules: {
+    'no-undef': 'off', // conflicts with typescript
+    'no-unused-vars': 'off', // conflicts with typescript
+    'no-useless-constructor': 'off', // conflicts with typescript
+    strict: 'off', // conflicts with typescript
+    // https://github.com/benmosher/eslint-plugin-import
+    'import/extensions': [
+      'error',
+      'always',
+      {
+        js: 'never',
+        ts: 'never',
+      },
+    ],
+    'import/no-named-as-default-member': 'off', // conflicts with typescript
+    'import/no-named-as-default': 'off', // conflicts with typescript
+    // https://github.com/nzakas/eslint-plugin-typescript
+    'typescript/explicit-member-accessibility': 'error',
+    'typescript/interface-name-prefix': 'error',
+    'typescript/no-angle-bracket-type-assertion': 'error',
+    'typescript/no-explicit-any': 'error',
+    'typescript/no-namespace': 'error',
+    'typescript/no-triple-slash-reference': 'error',
+    'typescript/no-unused-vars': 'error',
+    'typescript/prefer-namespace-keyword': 'error',
+    'typescript/type-annotation-spacing': 'off',
+  },
+};

yarn.lock

@@ -1189,6 +1189,12 @@ eslint-plugin-react@^7.0.1:
     has "^1.0.1"
     jsx-ast-utils "^1.4.1"
 
+eslint-plugin-typescript@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-typescript/-/eslint-plugin-typescript-0.3.0.tgz#bc3525ef3a7f35e0e6eaaa0161733c82673173fd"
+  dependencies:
+    requireindex "~1.1.0"
+
 eslint-plugin-unicorn@^2.1.1:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/eslint-plugin-unicorn/-/eslint-plugin-unicorn-2.1.2.tgz#99dffe9f4773b04bc39356a7febd64dd700274bc"
@@ -2676,6 +2682,10 @@ lodash.snakecase@^4.0.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/lodash.snakecase/-/lodash.snakecase-4.1.1.tgz#39d714a35357147837aefd64b5dcbb16becd8f8d"
 
+lodash.unescape@4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/lodash.unescape/-/lodash.unescape-4.0.1.tgz#bf2249886ce514cda112fae9218cdc065211fc9c"
+
 lodash.upperfirst@^4.2.0:
   version "4.3.1"
   resolved "https://registry.yarnpkg.com/lodash.upperfirst/-/lodash.upperfirst-4.3.1.tgz#1365edf431480481ef0d1c68957a5ed99d49f7ce"
@@ -3515,6 +3525,10 @@ require-uncached@^1.0.2:
     caller-path "^0.1.0"
     resolve-from "^1.0.0"
 
+requireindex@~1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/requireindex/-/requireindex-1.1.0.tgz#e5404b81557ef75db6e49c5a72004893fe03e162"
+
 resolve-from@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-1.0.1.tgz#26cbfe935d1aeeeabb29bc3fe5aeb01e93d44226"
@@ -3625,7 +3639,7 @@ semver-regex@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/semver-regex/-/semver-regex-1.0.0.tgz#92a4969065f9c70c694753d55248fc68f8f652c9"
 
-"semver@2 >=2.2.1 || 3.x || 4 || 5", "semver@2 || 3 || 4 || 5", semver@^5.0.3, semver@^5.1.0, semver@^5.2.0, semver@^5.3.0:
+"semver@2 >=2.2.1 || 3.x || 4 || 5", "semver@2 || 3 || 4 || 5", semver@5.3.0, semver@^5.0.3, semver@^5.1.0, semver@^5.2.0, semver@^5.3.0:
   version "5.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
 
@@ -4001,6 +4015,13 @@ typedarray@~0.0.5:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
+typescript-eslint-parser@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/typescript-eslint-parser/-/typescript-eslint-parser-4.0.0.tgz#263d836484c51d4577a3c11aa520f64191a6e58f"
+  dependencies:
+    lodash.unescape "4.0.1"
+    semver "5.3.0"
+
 uglify-js@^2.6:
   version "2.8.28"
   resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-2.8.28.tgz#e335032df9bb20dcb918f164589d5af47f38834a"