.eslintrc.json

{
    "env": {
        "browser": true,
        "commonjs": true,
        "es6": true,
        "jasmine": true
    },
    "extends": [
      "eslint:recommended",
      "plugin:react/recommended",
      "plugin:flowtype/recommended"
    ],
    "parserOptions": {
        "ecmaVersion": 6,
        "ecmaFeatures": {
            "experimentalObjectRestSpread": true,
            "jsx": true,
            "classes": true
        },
        "sourceType": "module"
    },
    "parser": "babel-eslint",
    "plugins": [
        "flowtype",
        "react",
        "react-native"
    ],
    "rules": {
        "indent": [
            "error",
            2
        ],
        "linebreak-style": [
            "error",
            "unix"
        ],
        "quotes": [
            "error",
            "single"
        ],
        "semi": [
            "error",
            "never"
        ],
        "brace-style": 2,
        "no-trailing-spaces": 2,
        "spaced-comment": 2,
        "curly": 2,
        "comma-dangle": 2,            // disallow trailing commas in object literals
        "prefer-arrow-callback": 2,
        "react-native/no-unused-styles": 2,
        "react-native/split-platform-components": 2,
        "react-native/no-inline-styles": 2,
        "react-native/no-color-literals": 2,
        "react/jsx-curly-spacing": 2,
        "flowtype/require-valid-file-annotation": [
          2,
          "always"
        ],
        "object-curly-spacing": [
            "error",
            "always"
        ],
        "eqeqeq": [
            "error",
            "smart"
        ],
        "eol-last": [
            "error",
            "always"
        ]
    }
}