feat: add lint and prettier

Author: posva

.eslintrc

@@ -0,0 +1,20 @@
+module.exports = {
+  parser: '@typescript-eslint/parser',
+  extends: [
+    'plugin:@typescript-eslint/recommended',
+    'prettier/@typescript-eslint',
+    'plugin:prettier/recommended',
+    // "posva"
+  ],
+  parserOptions: {
+    ecmaVersion: 2018,
+    // allows `import`
+    sourceType: 'module',
+  },
+  rules: {
+    '@typescript-eslint/explicit-function-return-type': 'off',
+  },
+  // "env": {
+  //   "jest": true
+  // }
+}

.eslintrc.js

@@ -0,0 +1,5 @@
+module.exports = {
+  semi: false,
+  trailingComma: 'es5',
+  singleQuote: true,
+}

.prettierrc.js

@@ -0,0 +1,13 @@
+{
+  "[javascript]": {
+    "editor.formatOnSave": false
+  },
+  "[typescript]": {
+    "editor.formatOnSave": false
+  },
+  "eslint.autoFixOnSave": true,
+  "eslint.validate": [
+    "javascript",
+    { "language": "typescript", "autoFix": true }
+  ]
+}

.vscode/settings.json

@@ -0,0 +1,5 @@
+module.exports = {
+  env: {
+    jest: true,
+  },
+}

__tests__/.eslintrc.js

@@ -12,15 +12,15 @@ jobs:
 
       - restore_cache:
           keys:
-            - dependencies-cache-{{ checksum "yarn.lock" }}
-            - dependencies-cache-
+            - dependencies-cache-v1-{{ checksum "yarn.lock" }}
+            - dependencies-cache-v1-
 
       - run: yarn install
 
       - save_cache:
           paths:
             - node_modules
-          key: dependencies-cache-{{ checksum "yarn.lock" }}
+          key: dependencies-cache-v1-{{ checksum "yarn.lock" }}
 
       - run: yarn run test
 

babel.config.js

@@ -1,8 +1,6 @@
 module.exports = {
   collectCoverage: true,
-  collectCoverageFrom: [
-    '<rootDir>/src/*.js',
-  ],
+  collectCoverageFrom: ['<rootDir>/src/*.js'],
   moduleFileExtensions: ['js', 'jsx', 'json', 'vue'],
   transform: {
     '^.+\\.jsx?$': 'babel-jest',

circle.yml

@@ -13,7 +13,7 @@
     "email": "[email protected]"
   },
   "scripts": {
-    "lint": "eslint --fix --color --ext=js,html src tests *.js",
+    "lint": "eslint --fix --color --ext=js,html,vue,ts src __tests__ *.js",
     "lint:fix": "npm run lint -- --fix",
     "unit": "jest",
     "dev": "npm run unit -- --watchAll",
@@ -31,7 +31,15 @@
   "keywords": [],
   "license": "MIT",
   "devDependencies": {
+    "@types/jest": "^24.0.18",
+    "@typescript-eslint/eslint-plugin": "^2.3.1",
+    "@typescript-eslint/parser": "^2.3.1",
+    "codecov": "^3.6.1",
+    "eslint": "^6.4.0",
+    "eslint-config-prettier": "^6.3.0",
+    "eslint-plugin-prettier": "^3.1.1",
     "pascalcase": "^1.0.0",
+    "prettier": "^1.18.2",
     "rimraf": "^3.0.0",
     "rollup": "^1.21.4",
     "rollup-plugin-alias": "^2.0.0",

jest.config.js

@@ -1,3 +1,3 @@
-export function mylib () {
+export function mylib() {
   return true
 }