.eslintrc

{
  "ecmaFeatures": {
    "jsx": true,
    "modules": true,
    "sourceType": "module"
  },
  "env": {
    "browser": true,
    "jasmine": true,
    "node": true,
    "es6": true
  },
  "parserOptions": {
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true,
      "experimentalObjectRestSpread": true
    }
  },
  "plugins": [
    "jsx-max-len",
    "react",
    "compat",
    "destructuring"
  ],
  "globals": {
    "cy": true,
    "Cypress": true,
    "context": true,
    "xcontext": true,
    "xit": true,
    "it": true,
    "expect": true,
    "jest": true,
    "ActiveXObject": true,
    "Dygraph": true,
    "d3": true
  },
  "extends": [
    "@dcos"
  ],
  "rules": {
    "prettier/prettier": "error",
    "arrow-parens": "off",
    "camelcase": [
      "off",
      {
        "properties": "never"
      }
    ], // This causes errors with mixin properties
    "comma-dangle": [
      "error",
      "never"
    ],
    "compat/compat": "error",
    "destructuring/in-params": "off",
    "destructuring/no-rename": "off",
    "eqeqeq": [
      "error",
      "smart"
    ],
    "jsx-max-len/jsx-max-len": [
      "error",
      {
        "lineMaxLength": 80,
        "tabWidth": 2,
        "maxAttributesPerLine": 1
      }
    ],
    "keyword-spacing": [
      "error"
    ],
    "multiline-ternary": "off", // allow both multiline and single line
    "newline-before-return": "error",
    "no-mixed-operators": "off",
    "no-mixed-spaces-and-tabs": "error",
    "no-multiple-empty-lines": [
      "error",
      {
        "max": 1
      }
    ],
    "no-nested-ternary": [
      "error"
    ],
    "no-new": "off",
    "no-trailing-spaces": [
      "error",
      {
        "skipBlankLines": false
      }
    ],
    "no-underscore-dangle": "off",
    "no-unneeded-ternary": [
      "error"
    ],
    "no-unused-vars": [
      "error",
      {
        "args": "after-used",
        "argsIgnorePattern": "PluginSDK|^_",
        "varsIgnorePattern": "^_"
      }
    ],
    "no-use-before-define": "off",
    "quotes": "off",
    "react/jsx-filename-extension": "off",
    "semi": [
      "error"
    ],
    "space-before-blocks": [
      "error",
      "always"
    ],
    "space-before-function-paren": "off",
    "spaced-comment": [
      "error",
      "always"
    ],
    "strict": [
      "error",
      "never"
    ], // <-- fix
    "valid-jsdoc": [
      "error",
      {
        "requireReturn": false,
        "requireParamDescription": false
      }
    ],
    // Airbnb overwrites
    "array-callback-return": "off",
    "arrow-body-style": "off",
    "arrow-spacing": "off",
    "consistent-return": "off",
    "default-case": "off",
    "dot-notation": "off",
    "func-names": "off",
    "global-require": "off",
    "import/no-extraneous-dependencies": "off",
    "import/no-unresolved": "off",
    "jsx-a11y/img-has-alt": "off",
    "jsx-a11y/label-has-for": "off",
    "key-spacing": "off",
    "max-len": "off",
    "new-cap": "off",
    "newline-per-chained-call": "off",
    "no-case-declarations": "off",
    "no-console": "off",
    "no-else-return": "off",
    "no-empty": [
      "error",
      {
        "allowEmptyCatch": true
      }
    ],
    "no-extra-label": "off",
    "no-floating-decimal": "off",
    "no-inner-declarations": "off",
    "no-labels": "off",
    "no-new-wrappers": "off",
    "no-param-reassign": "off",
    "no-restricted-syntax": "off",
    "no-return-assign": "off",
    "no-shadow": "off",
    "no-throw-literal": "off",
    "no-undef": "error",
    "no-var": "off",
    "object-curly-spacing": "off",
    "object-property-newline": "off",
    "one-var-declaration-per-line": "off",
    "one-var": "off",
    "operator-assignment": "off",
    "padded-blocks": "off",
    "prefer-arrow-callback": "off",
    "prefer-const": [
      "error",
      {
        "destructuring": "all",
        "ignoreReadBeforeAssign": false
      }
    ],
    "prefer-rest-params": "off",
    "prefer-spread": "off",
    "prefer-template": "off",
    "quote-props": "off",
    "space-in-parens": "off",
    "space-infix-ops": "off",
    "space-unary-ops": "off",
    "vars-on-top": "off",
    "wrap-iife": "off",
    // React plugin
    "react/jsx-boolean-value": "off",
    "react/jsx-closing-bracket-location": "off",
    "react/jsx-equals-spacing": "off",
    "react/jsx-first-prop-new-line": "off",
    "react/jsx-no-bind": "off",
    "react/jsx-no-target-blank": "off",
    "react/jsx-no-undef": "error",
    "react/jsx-quotes": "off",
    "react/jsx-sort-prop-types": [
      "off",
      {
        "ignoreCase": true
      }
    ],
    "react/jsx-sort-props": "off",
    "react/jsx-space-before-closing": "off",
    "react/jsx-uses-vars": "error",
    "react/no-did-mount-set-state": "error",
    "react/no-did-update-set-state": "error",
    "react/no-find-dom-node": "off",
    "react/no-is-mounted": "off",
    "react/no-multi-comp": "error",
    "react/no-render-return-value": "off",
    "react/no-string-refs": "off",
    "react/no-unknown-property": "off",
    "react/prefer-es6-class": "off",
    "react/prefer-stateless-function": "off",
    "react/prop-types": "off", // This causes errors with many
    "react/react-in-jsx-scope": "error",
    "react/require-extension": "off",
    "react/self-closing-comp": "off",
    "react/sort-comp": "off"
  }
}