.eslintrc.json

{
    "env": {
        "es6": true,
        "node": true,
        "browser": true
    },
    "globals": {
        "Atomics": "readonly",
        "SharedArrayBuffer": "readonly",
        "__DEV__": true,
        "jest/globals": true
    },
    "parserOptions": {
        "ecmaFeatures": {
            "jsx": true
        },
        "ecmaVersion": 2018,
        "sourceType": "module"
    },
    "plugins": [
        "react",
        "react-native",
        "flowtype",
        "prettier",
        "jest"
    ],
    "extends": [
        "eslint:recommended", 
        "plugin:react/recommended", 
        "plugin:flowtype/recommended", 
        "prettier",
        "prettier/flowtype",
        "prettier/react",
        "prettier/standard",
        "plugin:jest/recommended"
    ],
    "rules": {
        "max-lines": ["error", 400],
        "camelcase": ["error", { "properties": "never" }],
        "function": "off",
        "react-native/no-unused-styles": 2,
        "react-native/split-platform-components": 2,
        "react/display-name": "off",
        "prettier/prettier": "error",
        "jest/no-disabled-tests": "warn",
        "jest/no-focused-tests": "error",
        "jest/no-identical-title": "error",
        "jest/prefer-to-have-length": "warn",
        "jest/valid-expect": "error"
    }
}