.eslintrc.json

{
  "extends": [
    "eslint:recommended",
    "plugin:import/recommended",
    "plugin:react/recommended"
  ],
  "parser": "babel-eslint",
  "plugins": [
    "import",
    "json",
    "react"
  ],
  "settings": {
    "import/resolver": "webpack"
  },
  "ecmaFeatures": {
    "jsx": true,
    "modules": true
  },
  "env": {
    "browser": true,
    "amd": true,
    "es6": true,
    "jest": true,
    "node": true
  },
  "rules": {
    "array-bracket-spacing": "error",
    "brace-style": ["error", "1tbs", {"allowSingleLine": false}],
    "camelcase": ["error", {"properties": "always"}],
    "comma-dangle": ["error", "always-multiline"],
    "comma-style": "error",
    "dot-location": "error",
    "eol-last": "error",
    "eqeqeq": "error",
    "global-strict": 0,
    "import/unambiguous": 0,
    "import/no-unresolved": 0,
    "indent": ["error", 2, {"SwitchCase": 1}],
    "jsx-quotes": ["error", "prefer-double"],
    "key-spacing": "error",
    "linebreak-style": "error",
    "max-len": ["error", 100, 4, { "ignoreUrls": true }],
    "no-console": "error",
    "no-else-return": "error",
    "no-lonely-if": "error",
    "no-trailing-spaces": "error",
    "no-unexpected-multiline": "error",
    "no-unused-vars": ["error", { "argsIgnorePattern": "^unused[A-Z]" }],
    "no-use-before-define": "error",
    "object-curly-spacing": "error",
    "operator-assignment": "error",
    "prefer-const": "error",
    "quotes": ["error", "single", "avoid-escape"],
    "react/jsx-curly-spacing": "error",
    "react/jsx-equals-spacing": "error",
    "react/jsx-indent": ["error", 2],
    "react/jsx-space-before-closing": "error",
    "react/no-unused-prop-types": ["error", {"skipShapeProps": true}],
    "semi": ["error", "never"],
    "space-in-parens": "error"
  }
}