Initial commit of the Leviy javascript styleguide including a default ESLint config

Author: Dennis Coorn

.gitignore

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+/.idea/

README.md

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+# Leviy Javascript Styleguide
+
+In order to effectively apply the Leviy Javascript Styleguide in your project it's
+highly recommended to use the tools listed. These tools can easily be added to your project by
+installing the corresponding `@leviy/*-preset-default` or `@leviy/*-config-default` packages
+including their peer dependencies. Check the `README` for each of the package to read
+how you can install and use it.
+
+## Tools
+
+__ESLint__ [@leviy/eslint-config-default](https://github.com/leviy/javascript-coding-standard/tree/master/packages/eslint-config-default/)
+
+__Babel__ [@leviy/babel-preset-default](https://github.com/leviy/babel-preset-default/)
+
+__Webpack__ [@leviy/webpack-config-default](https://github.com/leviy/webpack-config-default/)
+
+__Jest__ [@leviy/jest-preset-default](https://github.com/leviy/jest-preset-default/)

packages/eslint-config-default/README.md

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+# @leviy/eslint-config-default
+
+Default [ESLint](https://eslint.org) config for Leviy development.
+
+## Installation
+
+Install the module including it's peer dependencies:
+
+```bash
+npx install-peerdeps @leviy/eslint-config-default --dev
+```
+
+## Usage
+
+#### Via `.eslintrc`
+
+```js
+module.exports = {
+    extends: '@leviy/eslint-config-default',
+};
+```

packages/eslint-config-default/index.js

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+module.exports = {
+    extends: 'airbnb-base',
+    env: {
+        'browser': true,
+        'jquery': true,
+        'jest/globals': true
+    },
+    plugins: ['jest'],
+    rules: {
+        'import/first': 'off',
+        'import/no-extraneous-dependencies': ['error', {
+            'devDependencies': true
+        }],
+        'arrow-body-style': 'off',
+        'class-methods-use-this': 'off',
+        'max-len': [2, 140, 4],
+        'indent': ['error', 4],
+        'no-continue': 'off',
+        'no-prototype-builtins': 'off',
+        'no-underscore-dangle': ['error', {
+            'allowAfterThis': true
+        }],
+        'object-shorthand': ['error', 'never'],
+        'prefer-destructuring': ['error', {
+            'array': false
+        }]
+    }
+};

packages/eslint-config-default/package.json

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+{
+    "name": "@leviy/eslint-config-default",
+    "version": "1.0.0",
+    "repository": {
+        "type": "git",
+        "url": "git+ssh://[email protected]:leviy/javascript-coding-standard.git"
+    },
+    "homepage": "https://github.com/leviy/javascript-coding-standard/tree/master/packages/eslint-config-default/",
+    "dependencies": {
+        "eslint-config-airbnb-base": "^12.1",
+        "eslint-plugin-jest": "^21.15"
+    },
+    "peerDependencies": {
+        "eslint": "^4.19",
+        "eslint-plugin-import": "^2.11"
+    }
+}