configuration

.eslintrc

{
  "env": {
    "browser": true,
    "node": true,
    "es6": true
  },
  "plugins": [
    "react"
  ],
  "parserOptions": {
    "ecmaVersion": 8,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    }
  },
  "ecmaFeatures": {
    "arrowFunctions": true,
    "binaryLiterals": false,
    "blockBindings": true,
    "classes": false,
    "defaultParams": true,
    "destructuring": true,
    "forOf": false,
    "generators": false,
    "modules": true,
    "objectLiteralComputedProperties": true,
    "objectLiteralDuplicateProperties": false,
    "objectLiteralShorthandMethods": true,
    "objectLiteralShorthandProperties": true,
    "octalLiterals": false,
    "regexUFlag": false,
    "regexYFlag": false,
    "restParams": true,
    "spread": true,
    "superInFunctions": false,
    "templateStrings": true,
    "unicodeCodePointEscapes": false,
    "globalReturn": false,
    "jsx": true
  },
  "rules": {
    "new-cap": ["error", { "newIsCap": false, "capIsNew": false }],
    "object-shorthand": ["error"],
    "quote-props": ["error", "as-needed"],
    "no-const-assign": ["error"],
    "no-var": ["error"],
    "no-new-object": ["error"],
    "no-array-constructor": ["error"],
    "array-callback-return": ["error"],
    "template-curly-spacing": ["error", "never"],
    "no-useless-escape": ["error"],
    "func-style": ["error", "expression"],
    "wrap-iife": ["error", "outside"],
    "space-before-function-paren": ["error", "never"],
    "no-param-reassign": ["error"],
    "prefer-template": ["error"],
    "prefer-spread": ["warn"],
    "prefer-rest-params": ["warn"],
    "arrow-spacing": ["error", {"before": true, "after": true}],
    "arrow-parens": ["warn", "as-needed"],
    "no-confusing-arrow": ["warn"],
    "no-duplicate-imports": ["error"],
    "no-iterator": ["error"],
    "no-alert": ["error"],
    "no-restricted-syntax": ["error", "WithStatement", "SwitchStatement", "DoWhileStatement"],
    "generator-star-spacing": ["error", {"before": true, "after": false}],
    "dot-notation": ["error"],
    "prefer-const": ["error"],
    "one-var": ["warn", "never"],
    "brace-style": ["error", "1tbs", {"allowSingleLine": true}],
    "space-before-blocks": ["error", "always"],
    "keyword-spacing": ["error", {"before": true, "after": true}],
    "space-infix-ops": ["error"],
    "no-whitespace-before-property": ["error"],
    "padded-blocks": ["error", "never"],
    "space-in-parens": ["error", "never"],
    "array-bracket-spacing": ["error", "never"],
    "object-curly-spacing": ["error", "always"],
    "radix": ["error"],
    "camelcase": ["error", {"properties": "never"}],
    "id-length": ["error", {"exceptions": ["x", "y", "z", "e", "_", "$", "w", "h"]}],
    "semi": ["error"],
    "eqeqeq": ["error", "always"],
    "no-lonely-if": ["error"],
    "no-mixed-spaces-and-tabs": ["warn"],
    "indent": ["warn", "tab", { "SwitchCase": 4, "VariableDeclarator": { "var": 4, "let": 4, "const": 4 } }],
    "no-multi-spaces": ["error"],
    "no-lone-blocks": ["error"],
    "no-loop-func": ["error"],
    "no-eval": ["error"],
    "quotes": ["error", "single"],
    "no-return-assign": ["error", "except-parens"],
    "key-spacing": ["error", { "beforeColon": false, "afterColon": true, "mode": "minimum" }],
    "no-mixed-requires": ["warn"],
    "no-unused-vars": ["error", {"vars": "local", "args": "after-used"}],
    "no-delete-var": ["warn"],
    "no-shadow-restricted-names": ["error"],
    "no-undef": ["error"],
    "no-underscore-dangle": ["error", {"allow": ["_id"]}],
    "no-use-before-define": ["error"],
    "callback-return": ["warn"],
    "no-new-func": ["warn"],
    "no-new-require": ["error"],
    "no-labels": ["error"],
    "no-sync": 0,
    "no-path-concat": 0,
    "handle-callback-err": 0,
    "no-undefined": 0,
    "no-undef-init": 0,
    "no-label-var": 0,
    "no-catch-shadow": 0,
    "init-declarations": 0,
    "no-process-exit": 0,
    "no-shadow": 0,
    "consistent-return": 0,
    "eol-last": 0,
    "react/display-name": 0,
    "react/jsx-boolean-value": 0,
    "react/jsx-curly-spacing": 0,
    "react/jsx-no-duplicate-props": 0,
    "react/jsx-no-undef": 2,
    "react/jsx-sort-prop-types": 0,
    "react/jsx-sort-props": 0,
    "react/jsx-uses-react": 2,
    "react/jsx-uses-vars": 2,
    "react/no-danger": 0,
    "react/no-did-update-set-state": 2,
    "react/no-multi-comp": 0,
    "react/no-unknown-property": 2,
    "react/prop-types": 0,
    "react/react-in-jsx-scope": 2,
    "react/require-extension": 0,
    "react/self-closing-comp": 2,
    "react/sort-comp": [2, {
      "order": [
        "lifecycle",
        "/^on.+$/",
        "/^(get|set)(?!(InitialState$|DefaultProps$|ChildContext$)).+$/",
        "everything-else",
        "/^render.+$/",
        "render"
      ]
    }]
  }
}