.eslintrc.json

{
    "env": {
        "browser": true,
        "es6": true
    },
    "parser": "babel-eslint",
    "parserOptions": {
        "allowImportExportEverywhere": false,
        "codeFrame": false,
        "ecmaFeatures": {
            "experimentalObjectRestSpread": true,
            "jsx": true
        },
        "sourceType": "module"
    },
    "plugins": [
        "react"
    ],
    "rules": {
        "indent": [ "error", 4 ],
        "linebreak-style": [ "error", "windows" ],
        "quotes": [ "error", "single" ],
        "semi": [ "error", "always" ],
        "no-extra-semi": ["error"],
        "key-spacing": [ "error", {
            "beforeColon": false,
            "afterColon": true,
            "mode": "strict"
        } ],
        "arrow-parens": ["error", "as-needed"],
        "space-in-parens": ["error", "never"],
        "space-before-function-paren": ["error", "always"],
        "space-before-blocks": ["error", "always"],
        "jsx-quotes": ["error", "prefer-double"],
        "block-spacing": ["error", "always"],
        "space-infix-ops": ["error", {
            "int32Hint": true
        }],
        "template-curly-spacing": ["error", "always"],
        "arrow-body-style": ["error", "as-needed"],
        "constructor-super": ["error"],
        "no-duplicate-imports": ["error"],
        "no-this-before-super": ["error"],
        "prefer-const": ["error"],
        "rest-spread-spacing": ["error"],
        "arrow-spacing": ["error", {
            "before": true,
            "after": true
        }],
        "keyword-spacing": ["error", {
            "before": true,
            "after": true
        }],
        "object-curly-spacing": ["error", "always", {
            "arraysInObjects": true,
            "objectsInObjects": true
        }],
        "sort-keys": ["error", "asc"],
        "sort-vars": ["error"],
        "space-unary-ops": ["error", {
            "nonwords": false
        }],
        "array-bracket-spacing": ["error", "never"],
        "brace-style": ["error", "1tbs"],
        "camelcase": ["error", {
            "properties": "always"
        }],
        "capitalized-comments": ["error"],
        "comma-dangle": ["error", {
            "arrays": "never",
            "objects": "never",
            "imports": "never",
            "exports": "never",
            "functions": "ignore"
        }],
        "semi-spacing": ["error", {
            "before": false,
            "after": false
        }],
        "computed-property-spacing": ["error", "never"],
        "no-multiple-empty-lines": ["error", {
            "max": 1
        }],
        "comma-spacing": ["error", { 
            "before": false, 
            "after": true 
        }],
        "comma-style": ["error", "last"],
        "eol-last": ["error", "windows"],
        "func-call-spacing": ["error", "never"],
        "func-style": ["error", "declaration", {
            "allowArrowFunctions": true
        }],
        "multiline-comment-style": ["error", "starred-block"],
        "no-inline-comments": ["error"],
        "no-unneeded-ternary": ["error"],
        "no-trailing-spaces": ["error", {
            "skipBlankLines": true
        }],
        "sort-imports": ["error", {
            "ignoreCase": false,
            "ignoreMemberSort": false,
            "memberSyntaxSortOrder": ["none", "all", "single", "multiple"]
        }],
        "react/jsx-tag-spacing": ["error", {
            "beforeSelfClosing": "always"
        }],
        "react/boolean-prop-naming": ["error"],
        "react/prop-types": ["error"],
        "react/jsx-sort-default-props": ["error"],
        "react/jsx-sort-props": ["error", {
            "callbacksLast": true,
            "shorthandFirst": true,
            "ignoreCase": false,
            "noSortAlphabetically": false
        }],
        "react/jsx-handler-names": ["error", {
            "eventHandlerPrefix": "_handle",
            "eventHandlerPropPrefix": "on"
        }],
        "react/jsx-pascal-case": ["error"],
        "react/jsx-curly-spacing": ["error", {
            "when": "always", 
            "spacing": {
                "objectLiterals": "never"
            }
        }],
        "react/jsx-props-no-multi-spaces": ["error"],
        "react/jsx-equals-spacing": ["error", "never"],
        "react/sort-comp": ["error"],
        "react/prefer-es6-class": ["error", "always"],
        "react/prefer-stateless-function": ["error", {
            "ignorePureComponents": true
        }],
        "react/no-will-update-set-state": ["error", "disallow-in-func"],
        "react/no-did-update-set-state": ["error", "disallow-in-func"],
        "react/no-did-mount-set-state": ["error", "disallow-in-func"],
        "react/no-unused-state": ["error"],
        "react/no-unused-prop-types": ["error", {
            "skipShapeProps": true
        }],
        "react/destructuring-assignment": ["error", "always"],
        "react/default-props-match-prop-types": ["error", {
            "allowRequiredDefaults": true
        }]
    }
}