.eslintrc

{
  "parser": "@babel/eslint-parser",
  "parserOptions": {
    "ecmaVersion": 8,
    "sourceType": "module"
  },
  "env": {
    "es6": true,
    "browser": true,
    "node": true,
    "jest/globals": true
  },
  "plugins": [
    "jest"
  ],
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended"
  ],
  "settings": {
    "react": {
      "version": "detect"
    }
  },
  "rules": {
    "no-console": [
      "warn"
    ],
    "no-extra-parens": [
      "warn",
      "all"
    ],
    "block-spacing": [
      "warn",
      "always"
    ],
    "brace-style": [
      "warn",
      "1tbs",
      {
        "allowSingleLine": true
      }
    ],
    "camelcase": [
      "error",
      {
        "properties": "never"
      }
    ],
    "comma-dangle": [
      "error",
      "never"
    ],
    "comma-spacing": [
      "error"
    ],
    "comma-style": [
      "error"
    ],
    "computed-property-spacing": [
      "error"
    ],
    "consistent-this": [
      "error"
    ],
    "no-trailing-spaces": [
      "error"
    ],
    "no-multiple-empty-lines": [
      "error"
    ],
    "func-call-spacing": [
      "error"
    ],
    "indent": [
      "error",
      2,
      {
        "flatTernaryExpressions": true,
        "SwitchCase": 1
      }
    ],
    "key-spacing": [
      "error",
      {
        "mode": "minimum"
      }
    ],
    "keyword-spacing": [
      "error",
      {
        "overrides": {
          "if": {
            "after": false
          },
          "for": {
            "after": false
          },
          "while": {
            "after": false
          },
          "catch": {
            "after": false
          }
        }
      }
    ],
    "linebreak-style": [
      "error"
    ],
    "new-cap": [
      "warn"
    ],
    "new-parens": [
      "error"
    ],
    "newline-per-chained-call": [
      "error",
      {
        "ignoreChainWithDepth": 3
      }
    ],
    "no-lonely-if": [
      "error"
    ],
    "no-mixed-spaces-and-tabs": [
      "warn",
      "smart-tabs"
    ],
    "no-unneeded-ternary": [
      "error"
    ],
    "no-whitespace-before-property": [
      "error"
    ],
    "operator-linebreak": [
      "warn",
      "after"
    ],
    "quote-props": [
      "error",
      "as-needed",
      {
        "keywords": true
      }
    ],
    "quotes": [
      "error",
      "single",
      {
        "avoidEscape": true
      }
    ],
    "no-unexpected-multiline": [
      "warn"
    ],
    "semi": [
      "error",
      "never"
    ],
    "space-before-blocks": [
      "error"
    ],
    "space-before-function-paren": [
      "error",
      {
        "anonymous": "never",
        "named": "never",
        "asyncArrow": "always"
      }
    ],
    "space-in-parens": [
      "error"
    ],
    "space-infix-ops": [
      "error",
      {
        "int32Hint": false
      }
    ],
    "spaced-comment": [
      "error",
      "always"
    ],
    "space-unary-ops": [
      "error",
      {
        "words": true,
        "nonwords": false
      }
    ],
    "unicode-bom": [
      "error",
      "never"
    ],
    "arrow-body-style": [
      "error",
      "as-needed"
    ],
    "arrow-parens": [
      "error",
      "as-needed"
    ],
    "arrow-spacing": [
      "error"
    ],
    "prefer-const": [
      "error"
    ],
    "prefer-rest-params": [
      "warn"
    ],
    "react/display-name": 0,
    "react/prop-types": 0
  }
}