.eslintrc.json

{
    "env": {
        "browser": true,
        "commonjs": true,
        "es6": true,
        "node": true
    },
    "parser": "babel-eslint",
    "extends": ["eslint:recommended", "plugin:promise/recommended", "plugin:flowtype/recommended", "plugin:react/recommended" ,"plugin:jest/recommended"],
    "parserOptions": {
        "ecmaVersion": 2017,
        "ecmaFeatures": {
            "experimentalObjectRestSpread": true,
            "jsx": true
        },
        "sourceType": "module"
    },
    "plugins": [
        "react",
        "flowtype",
        "promise"
    ],
    "rules": {
        "no-console": 0,
        "require-await": [
            "error"
        ],
        "indent":  0,
        "linebreak-style": [
            0,
            "unix"
        ],
        "quotes": [
            "error",
            "single"
        ],
        "semi": [
            "error",
            "always"
        ]
    },
    "settings": {
        "flowtype": {
          "onlyFilesWithFlowAnnotation": false
        }
      }
}