.eslintrc.js

module.exports = {
    'env': {
        'browser': true,
        'es6': true,
        'node': true
    },
    'extends': [
        'eslint:recommended',
        'plugin:react/recommended'
    ],
    'globals': {
        'Atomics': 'readonly',
        'SharedArrayBuffer': 'readonly'
    },
    'parserOptions': {
        'ecmaFeatures': {
            'jsx': true
        },
        'ecmaVersion': 11,
        'sourceType': 'module'
    },
    'plugins': [
        'react'
    ],
    'rules': {
        'indent': [
            'error',
            4
        ],
        'linebreak-style': [
            'error',
            'unix'
        ],
        'quotes': [
            'error',
            'single'
        ],
        'react/no-unescaped-entities': 'off',
        'react/prop-types': 'off',
        'semi': [
            'error',
            'always'
        ]
    },
    'settings': {
        'react': {
            'version': 'detect'
        }
    }
};