und-tech/eslint-config-und

In progress...

An ESLint Shareable Config

Possible Errors

• for-direction error
• getter-return error
• no-await-in-loop error
• no-compare-neg-zero error
• no-cond-assign error
• no-console warn
• no-constant-condition off
• no-control-regex error
• no-debugger error
• no-dupe-args error
• no-dupe-keys error
• no-duplicate-case error
• no-empty error
• no-empty-character-class error
• no-ex-assign error
• no-extra-boolean-cast error
• no-extra-parens off
• no-extra-semi error
• no-func-assign error
• no-inner-declarations error | both
• no-invalid-regexp error
• no-irregular-whitespace
• no-obj-calls error
• no-prototype-builtins error
• no-regex-spaces error
• no-sparse-arrays error
• no-template-curly-in-string error
• no-unexpected-multiline error
• no-unreachable error
• no-unsafe-finally error
• no-unsafe-negation error
• use-isnan error
• valid-typeof error | requireStringLiterals

Stylistic Issues

• quotes error | single

Installation

Setup dependencies

npm install eslint

or

yarn add eslint

Setup devDependencies

npm install --save-dev eslint-config-und

or

yarn add eslint-config-und --dev

Implementacion for TypeScript and Webpack

npm install eslint-config-und eslint-loader eslint-plugin-typescript typescript-eslint-parser --save-dev

or

yarn add eslint-config-und eslint-loader eslint-plugin-typescript typescript-eslint-parser --dev

Add .eslintrc file:

---

  {
    "parser": "typescript-eslint-parser",
    "parserOptions": {
      "sourceType": "module"
    },
    "plugins": [
        "typescript"
    ],
    "extends": "eslint-config-und"
  }

Add a object into entry module.exports from webpack.config.js

  {
    enforce: 'pre',
    test: /\.tsx?$/,
    exclude: /node_modules/,
    loader: 'eslint-loader'
  }

So you can see eslint in acction:

• Red for errors
• Yellow for warn messages

It's all.