Initial commit

.eslintrc

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+{
+  "env": {
+    "node": true,
+    "es6": true,
+    "jest/globals": true
+  },
+  "plugins": ["jest"],
+  "extends": "./src/index.js"
+}

.gitignore

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+node_modules
+coverage

.nvmrc

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+v8

.travis.yml

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+sudo: false
+language: node_js
+node_js:
+  - "8"
+cache:
+  directories:
+    - node_modules
+notifications:
+  email: false
+install:
+  - yarn install
+script:
+  - yarn lint
+  - yarn test --coverage
+branches:
+  except:
+    - /^v\d+\.\d+\.\d+$/

LICENSE

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+MIT License
+
+Copyright (c) 2018 Immowelt Hamburg
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# @immowelt/eslint-config-immowelt-es5
+
+[![Powered by Immowelt](https://img.shields.io/badge/powered%20by-immowelt-yellow.svg?colorB=ffb200)](https://stackshare.io/immowelt-group/)
+[![Build Status](https://travis-ci.org/ImmoweltGroup/eslint-config-immowelt-es5.svg?branch=master)](https://travis-ci.org/ImmoweltGroup/eslint-config-immowelt-es5)
+[![Dependency Status](https://david-dm.org/ImmoweltGroup/eslint-config-immowelt-es5.svg)](https://david-dm.org/ImmoweltGroup/eslint-config-immowelt-es5)
+[![devDependency Status](https://david-dm.org/ImmoweltGroup/eslint-config-immowelt-es5/dev-status.svg)](https://david-dm.org/ImmoweltGroup/eslint-config-immowelt-es5#info=devDependencies&view=table)
+[![Renovate enabled](https://img.shields.io/badge/renovate-enabled-brightgreen.svg)](https://renovateapp.com/)
+
+This package servers as the basis for the JavaScript standards of the Immowelt GmbH.
+
+It sets a bunch of rules and warnings for best practices on how to write a maintainable JavaScript code base, as well as hints on how to write a good performing es5 application.
+
+## Usage
+
+If you want to use the `@immowelt/eslint-config-immowelt-es5` config, you can install it by executing:
+
+```bash
+npm i -D @immowelt/eslint-config-immowelt-es5
+```
+
+Then create a file named `.eslintrc` with following contents in the root folder of your project:
+
+```json
+{
+  "extends": "@immowelt/eslint-config-immowelt-es5"
+}
+```
+
+## Licensing
+See the `LICENSE` file at the root of the repository.

package.json

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+{
+  "name": "eslint-config-immowelt-es5",
+  "version": "0.0.0",
+  "description": "JavaScript Standard Style For Immowelt ES5 Projects - ESLint Shareable Config",
+  "main": "index.js",
+  "author": "Immonet dev team <aegaeon@immonet.de> (https://www.immowelt.de)",
+  "license": "MIT",
+  "homepage": "https://github.com/ImmoweltGroup/eslint-config-immowelt-es5#readme",
+  "bugs": {
+    "url": "https://github.com/ImmoweltGroup/eslint-config-immowelt-es5/issues"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/ImmoweltGroup/eslint-config-immowelt-es5.git"
+  },
+  "keywords": [
+    "eslint",
+    "immowelt",
+    "config",
+    "immonet"
+  ],
+  "scripts": {
+    "lint": "eslint \"src/**/*.js\"",
+    "test": "jest"
+  },
+  "devDependencies": {
+    "eslint": "^4.17.0",
+    "eslint-plugin-jest": "^21.12.1",
+    "jest": "^22.3.0"
+  }
+}

src/index.js

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+module.exports = {
+  extends: 'eslint:recommended',
+  env: {
+    browser: true,
+    jquery: true
+  },
+  globals: {
+    'enquire': true,
+    'dataLayer': true,
+    '_gaq': true,
+    'TINY': true,
+    'trackSearchAgent': true
+  },
+  rules: {
+    'array-bracket-spacing': 'error',
+    'brace-style': 'error',
+    'comma-style': 'error',
+    'dot-notation': 'error',
+    'eol-last': 'error',
+    'eqeqeq': [
+      'error',
+      'smart'
+    ],
+    'indent': [
+      'error',
+      2
+    ],
+    'keyword-spacing': 'error',
+    'linebreak-style': 'error',
+    'newline-per-chained-call': 'error',
+    'no-array-constructor': 'error',
+    'no-console': [
+      'error',
+      {
+        'allow': [
+          'error',
+          'warn'
+        ]
+      }
+    ],
+    'no-dupe-class-members': 'error',
+    'no-else-return': 'error',
+    'no-eval': 'error',
+    'no-loop-func': 'error',
+    'no-mixed-operators': 'error',
+    'no-nested-ternary': 'error',
+    'no-new-func': 'error',
+    'no-new-object': 'error',
+    'no-new-wrappers': 'error',
+    'no-unneeded-ternary': 'error',
+    'nonblock-statement-body-position': 'error',
+    'object-curly-spacing': 'error',
+    'padded-blocks': [
+      'error',
+      'never'
+    ],
+    'quote-props': [
+      'error',
+      'consistent'
+    ],
+    'quotes': [
+      'error',
+      'single'
+    ],
+    'semi': 'error',
+    'space-before-blocks': 'error',
+    'space-before-function-paren': 'error',
+    'space-in-parens': 'error',
+    'space-infix-ops': 'error',
+    'spaced-comment': 'error'
+  }
+};

src/index.spec.js

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+const {linter} = require('eslint');
+const config = require('./index.js');
+
+const runEslint = str => linter.verify(str, config, {filename: 'foo.js'});
+
+describe('eslint-config-immowelt-es5', () => {
+  it('should export a valid eslint config object structure.', () => {
+    expect(typeof config).toBe('object');
+  });
+
+  it('should not throw errors when checking a valid code fixture.', () => {
+    const errors = runEslint(`var x = true;
+
+if (x) {
+  console.warn('warning');
+}
+
+`);
+
+    expect(errors).toEqual([]);
+  });
+});