.eslintrc.json

{
  "parserOptions": {
    "ecmaVersion": 2018,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    }
  },
  "env": {
    "browser": true,
    "node": false,
    "es6": true,
    "jasmine": true
  },
  "parser": "babel-eslint",
  "plugins": ["import", "jsdoc", "react", "jasmine"],
  "globals": {
    "browser": true,
    "process": true,
    "$": true
  },
  "settings": {
    "import/resolver": {
      "node": {
        "extensions": [
          ".js",
          ".jsx"
        ]
      }
    }
  },
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended",
    "plugin:jasmine/recommended"
  ],
  "rules": {
    "jsdoc/check-param-names": 2,
    "jsdoc/check-tag-names": 2,
    "jsdoc/require-param-name": 1,
    "jsdoc/require-param-type": 1,
    "jsdoc/valid-types": 1,
    "jsdoc/require-returns-description": 1,
    "jsdoc/require-returns-type": 1,
    "jsdoc/check-types": 1,

    "react/prop-types": 0,

    "import/no-unresolved": [
      2, {
        "commonjs": true,
        "ignore": [
          "mailparser|nodemailer"
        ]
      }
    ],
    "no-irregular-whitespace": [
      "warn"
    ],
    "no-cond-assign": [
      "error"
    ],
    "no-trailing-spaces": [
      "error"
    ],
    "eqeqeq": [
      "error",
      "smart"
    ],
    "no-console": [
      "off"
    ],
    "indent": [
      "error",
      2
    ],
    "linebreak-style": [
      "error",
      "unix"
    ],
    "keyword-spacing": [
      "error",
      {
        "before": true,
        "after": true
      }
    ],
    "space-before-function-paren": [
      "error",
      "never"
    ],
    "func-call-spacing": [
      "error",
      "never"
    ],
    "no-unused-vars": [
      "error", {
        "vars": "all",
        "args": "none"
      }
    ],
    "space-before-blocks": [
      "error",
      "always"
    ],
    "key-spacing": [
      "error", {
        "beforeColon": false,
        "afterColon": true,
        "mode": "strict"
      }
    ],
    "no-mixed-spaces-and-tabs": [
      "error"
    ],
    "brace-style": [
      "error",
      "1tbs",
      {
        "allowSingleLine": true
      }
    ],
    "space-in-parens": [
      "warn"
    ],
    "no-constant-condition": [
      "off"
    ],
    "array-callback-return": [
      "error"
    ],
    "no-eval": [
      "error"
    ],
    "no-iterator": [
      "error"
    ],
    "no-octal-escape": [
      "error"
    ],
    "no-buffer-constructor": [
      "error"
    ],
    "no-throw-literal": [
      "error"
    ],
    "no-new-wrappers": [
      "error"
    ],
    "no-new": [
      "error"
    ],
    "no-implicit-coercion": [
      "error"
    ],
    "no-lone-blocks": [
      "error"
    ],
    "no-new-func": [
      "error"
    ],
    "new-parens": [
      "error"
    ],
    "no-useless-call": [
      "error"
    ],
    "no-sequences": [
      "error"
    ],
    "no-nested-ternary": [
      "error"
    ],
    "no-duplicate-imports": [
      "error"
    ],
    "no-mixed-operators": [
      "error",
      {
        "groups": [
            ["&", "|", "^", "~", "<<", ">>", ">>>"],
            ["==", "!=", "===", "!==", ">", ">=", "<", "<="],
            ["&&", "||"],
            ["in", "instanceof"]
        ],
        "allowSamePrecedence": true
      }
    ],
    "handle-callback-err": [
      "error",
      "^(err|error)$"
    ],
    "jsx-quotes": [
      "error",
      "prefer-double"
    ],
    "no-array-constructor": [
      "error"
    ],
    "no-unmodified-loop-condition": [
      "error"
    ],
    "no-useless-concat": [
      "warn"
    ],
    "no-label-var": [
      "error"
    ],
    "brace-style": [
      "error",
      "1tbs",
      { "allowSingleLine": true }
    ],
    "implicit-arrow-linebreak":
    [
      "error",
      "beside"
    ],
    "keyword-spacing": [
      "error"
    ],
    "space-before-blocks": [
      "error"
    ],
    "space-before-function-paren": [
      "error", "never"
    ],
    "no-whitespace-before-property": [
      "error"
    ],
    "yoda": [
      "warn"
    ],
    "callback-return": [
      "warn"
    ],
    "no-unused-expressions": [
      "warn"
    ],
    "max-nested-callbacks": [
      "error"
    ],
    "comma-dangle": [
      "error",
      "always-multiline"
    ],
    "no-var": [
      "error"
    ],
    "object-property-newline": [
      "error"
    ],
    "max-depth": [
      "error",
      { "max": 5 }
    ],
    "no-use-before-define": [
      "error"
    ]
  }
}