.eslintrc

{
    "extends": [
      "react-app",
      "plugin:react/recommended"
    ],
    "settings": {
      "react": {
        "version": "detect"
      }
    },    
    "rules": {
      "arrow-spacing": ["error", { "before": true, "after": true }],
      "comma-spacing": ["error", { "before": false, "after": true }],
      "comma-style": ["error", "last"],
      "constructor-super": "error",
      "key-spacing": ["error", { "beforeColon": false, "afterColon": true }],
      "keyword-spacing": ["error", { "before": true, "after": true }],
      "no-const-assign": "error",
      "no-debugger": "warn",
      "no-dupe-keys": "error",
      "no-duplicate-case": "error",
      "no-extra-parens": ["error", "functions"],
      "no-mixed-spaces-and-tabs": "error",
      "no-multiple-empty-lines": ["error", { "max": 2, "maxEOF": 1 }],
      "no-tabs": "error",
      "no-this-before-super": "error",
      "semi": ["error", "always"],

      "react/prop-types": "warn"
    }
}