eslint base configuration file

.eslintrc

{
    "rules": {
        "indent": [
            2,
            2,
            { "SwitchCase": 1 }
        ],
        "quotes": [
            2,
            "single"
        ],
        "linebreak-style": [
            2,
            "unix"
        ],
        "semi": [
            2,
            "always"
        ]
    },
    "env": {
        "es6": true,
        "browser": true
    },
    "extends": "eslint:recommended",
    "ecmaFeatures": {
        "jsx": true,
        "experimentalObjectRestSpread": true,
        "modules": true
    },
    "plugins": [
        "react"
    ]
}

Reference

• ESLint - Pluggable JavaScript linter
• yannickcr/eslint-plugin-react
• JSHint, a JavaScript Code Quality Tool
• douglascrockford/JSLint
• JSLint Error Explanations
• AtomLinter
• AtomLinter packages
• Atom - linter-eslint
• Atom - linter-htmlhint
• Atom - linter-scss-lint
• gulp-eslint