.eslintrc.json

{
    "env": {
        "browser": true,
        "commonjs": true,
        "es6": true,
        "node": true,
        "jasmine": true
    },
    "plugins": [
        "react"
    ],
    "extends": [
        "react-app",
        "eslint:recommended",
        "plugin:react/recommended"
    ],
    "parser": "babel-eslint",
    "parserOptions": {
        "sourceType": "module",
        "allowImportExportEverywhere": false,
        "codeFrame": false,
        "ecmaFeatures": {
            "jsx": true
        }
    },
    "rules": {
        "react/jsx-uses-react": "error",
        "react/jsx-uses-vars": "error",
        "require-await": "error",
        "no-const-assign": "warn",
        "no-this-before-super": "warn",
        "no-undef": "warn",
        "no-unreachable": "warn",
        "no-unused-vars": "warn",
        "constructor-super": "warn",
        "valid-typeof": "warn",
        "no-func-assign": "warn",
        "no-inner-declarations": "warn",
        "getter-return": "warn",
        "jsx-a11y/anchor-has-content": "off",
        "react/prop-types": 0
    }
}