.eslintrc.json

{
  "env": {
    "browser": true,
    "node": true,
    "jest/globals": true
  },
  "extends": [
    "plugin:react/recommended",
    "plugin:jest/recommended",
    "prettier"
  ],
  "ignorePatterns": [
    "node_modules",
    "dist",
    "add-ons/**",
    "components/react/**/*",
    "components/generic-documentation/**/*",
    "components/shared/**/*",
    "content/**/*",
    "scripts/**/*",
    "**/*/tests/**/*",
    "**/*/config.js",
    "**/*/secret.js",
    "**/*.config.*",
    "gulpfile.js",
    "*/build/**/*",
    "**/*/react-shared",
    "**/public-luigi/**/*"
  ],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "project": [
      "./common/tsconfig.json",
      "./compass/jsconfig.json",
      "components/generic-documentation/tsconfig.json",
      "./shared/jsconfig.json"
    ],
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": 12
  },
  "plugins": [
    "eslint-plugin-import",
    "eslint-plugin-react",
    "eslint-plugin-jsdoc",
    "@typescript-eslint",
    "react-hooks"
  ],
  "rules": {
    "arrow-body-style": ["error", "as-needed"],
    "arrow-parens": ["off", "always"],
    "brace-style": ["off", "off"],
    "complexity": "off",
    "constructor-super": "error",
    "curly": ["error", "all"],
    "eqeqeq": ["error", "always"],
    "guard-for-in": "error",
    "id-blacklist": [
      "error",
      "any",
      "Number",
      "number",
      "String",
      "string",
      "Boolean",
      "boolean",
      "Undefined"
    ],
    "id-match": "error",
    "import/order": "off",
    "jest/no-standalone-expect": [
      "error",
      {
        "additionalTestBlockFunctions": [
          "beforeEach",
          "beforeAll",
          "afterEach",
          "afterAll"
        ]
      }
    ],
    "jsdoc/check-alignment": "error",
    "jsdoc/check-indentation": "error",
    "jsdoc/newline-after-description": "error",

    "max-classes-per-file": ["error", 1],
    "no-array-constructor": "off",
    "no-bitwise": "error",
    "no-caller": "error",
    "no-cond-assign": "error",
    "no-console": [
      "error",
      {
        "allow": [
          "warn",
          "dir",
          "time",
          "timeEnd",
          "timeLog",
          "trace",
          "assert",
          "clear",
          "count",
          "countReset",
          "group",
          "groupEnd",
          "table",
          "debug",
          "dirxml",
          "error",
          "groupCollapsed",
          "Console",
          "profile",
          "profileEnd",
          "timeStamp",
          "context"
        ]
      }
    ],
    "no-debugger": "error",
    "no-duplicate-case": "error",
    "no-duplicate-imports": "error",
    "no-empty": "error",
    "no-empty-function": "off",
    "no-eval": "error",
    "no-fallthrough": "off",
    "no-implied-eval": "off",
    "no-invalid-this": "off",
    "no-irregular-whitespace": "off",
    "no-new-wrappers": "error",
    "no-redeclare": "error",
    "no-shadow": [
      "error",
      {
        "hoist": "all"
      }
    ],
    "no-throw-literal": "error",
    "no-undef-init": "error",
    "no-underscore-dangle": "error",
    "no-unsafe-finally": "error",
    "no-unused-labels": "error",
    "no-unused-vars": "off",
    "no-var": "error",
    "object-shorthand": "error",
    "one-var": ["error", "never"],
    "prefer-const": "error",
    "quotes": ["error", "single", { "avoidEscape": true }],
    "radix": "error",
    "react/display-name": "error",
    "react/jsx-boolean-value": "error",
    "react/jsx-curly-spacing": "off",
    "react/jsx-equals-spacing": "off",
    "react/jsx-key": "off",
    "react/jsx-no-bind": ["error", { "allowArrowFunctions": true }],
    "react/jsx-no-comment-textnodes": "error",
    "react/jsx-no-duplicate-props": "error",
    "react/jsx-no-target-blank": "error",
    "react/jsx-no-undef": "error",
    "react/jsx-uses-react": "error",
    "react/jsx-uses-vars": "error",
    "react/jsx-wrap-multilines": "off",
    "react/no-children-prop": "error",
    "react/no-danger-with-children": "error",
    "react/no-deprecated": "error",
    "react/no-direct-mutation-state": "error",
    "react/no-find-dom-node": "error",
    "react/no-is-mounted": "error",
    "react/no-render-return-value": "error",
    "react/no-string-refs": "error",
    "react/no-unescaped-entities": ["error", { "forbid": [">", "}"] }],
    "react/no-unknown-property": "error",
    "react/no-unsafe": "off",
    "react/prop-types": ["error", { "skipUndeclared": true }],
    "react/react-in-jsx-scope": "error",
    "react/require-render-return": "error",
    "require-await": "off",
    "space-in-parens": ["off", "never"],
    "spaced-comment": [
      "error",
      "always",
      {
        "markers": ["/"]
      }
    ],
    "use-isnan": "error",
    "valid-typeof": "off"
  },
  "overrides": [
    {
      "env": {
        "jest/globals": true
      },
      "files": ["**/*.ts", "**/*.tsx"],
      "parser": "@typescript-eslint/parser",
      "parserOptions": {
        "ecmaFeatures": { "jsx": true },
        "ecmaVersion": 2018,
        "sourceType": "module",
        "project": [
          "./common/tsconfig.json",
          "./compass/jsconfig.json",
          "components/generic-documentation/tsconfig.json"
        ]
      },
      "extends": [
        "plugin:@typescript-eslint/recommended",
        "plugin:@typescript-eslint/recommended-requiring-type-checking"
      ],
      "plugins": ["react", "@typescript-eslint"],
      "rules": {
        "@typescript-eslint/adjacent-overload-signatures": "error",
        "@typescript-eslint/array-type": [
          "error",
          {
            "default": "array-simple"
          }
        ],
        "@typescript-eslint/await-thenable": "error",
        "@typescript-eslint/ban-ts-comment": "error",
        "@typescript-eslint/ban-types": [
          "error",
          {
            "types": {
              "Object": {
                "message": "Avoid using the `Object` type. Did you mean `object`?"
              },
              "Function": {
                "message": "Avoid using the `Function` type. Prefer a specific function type, like `() => void`."
              },
              "Boolean": {
                "message": "Avoid using the `Boolean` type. Did you mean `boolean`?"
              },
              "Number": {
                "message": "Avoid using the `Number` type. Did you mean `number`?"
              },
              "String": {
                "message": "Avoid using the `String` type. Did you mean `string`?"
              },
              "Symbol": {
                "message": "Avoid using the `Symbol` type. Did you mean `symbol`?"
              }
            }
          }
        ],
        "@typescript-eslint/consistent-type-assertions": "error",
        "@typescript-eslint/consistent-type-definitions": "error",
        "@typescript-eslint/dot-notation": "error",
        "@typescript-eslint/explicit-member-accessibility": [
          "error",
          {
            "accessibility": "no-public"
          }
        ],
        "@typescript-eslint/explicit-module-boundary-types": "warn",
        "@typescript-eslint/member-delimiter-style": [
          "off",
          {
            "multiline": {
              "delimiter": "none",
              "requireLast": true
            },
            "singleline": {
              "delimiter": "semi",
              "requireLast": false
            }
          }
        ],
        "@typescript-eslint/member-ordering": "error",
        "@typescript-eslint/naming-convention": [
          "error",
          {
            "selector": "enumMember",
            "format": ["UPPER_CASE"]
          }
        ],
        "@typescript-eslint/no-array-constructor": "error",
        "@typescript-eslint/no-empty-function": "error",
        "@typescript-eslint/no-empty-interface": "error",
        "@typescript-eslint/no-explicit-any": "off",
        "@typescript-eslint/no-extra-non-null-assertion": "error",
        "@typescript-eslint/no-floating-promises": "error",
        "@typescript-eslint/no-for-in-array": "error",
        "@typescript-eslint/no-implied-eval": "error",
        "@typescript-eslint/no-inferrable-types": "error",
        "@typescript-eslint/no-misused-new": "error",
        "@typescript-eslint/no-misused-promises": "error",
        "@typescript-eslint/no-namespace": "error",
        "@typescript-eslint/no-non-null-asserted-optional-chain": "error",
        "@typescript-eslint/no-non-null-assertion": "warn",
        "@typescript-eslint/no-parameter-properties": "off",
        "@typescript-eslint/no-this-alias": "error",
        "@typescript-eslint/no-unnecessary-type-assertion": "error",
        "@typescript-eslint/no-unsafe-assignment": "error",
        "@typescript-eslint/no-unsafe-call": "error",
        "@typescript-eslint/no-unsafe-member-access": "error",
        "@typescript-eslint/no-unsafe-return": "error",
        "@typescript-eslint/no-unused-expressions": [
          "error",
          {
            "allowShortCircuit": true
          }
        ],
        "@typescript-eslint/no-unused-vars": "warn",
        "@typescript-eslint/no-use-before-define": "off",
        "@typescript-eslint/no-var-requires": "error",
        "@typescript-eslint/prefer-as-const": "error",
        "@typescript-eslint/prefer-for-of": "error",
        "@typescript-eslint/prefer-function-type": "error",
        "@typescript-eslint/prefer-namespace-keyword": "error",
        "@typescript-eslint/prefer-regexp-exec": "error",
        "@typescript-eslint/require-await": "error",
        "@typescript-eslint/restrict-plus-operands": "error",
        "@typescript-eslint/restrict-template-expressions": "error",
        "@typescript-eslint/semi": ["off", null],
        "@typescript-eslint/triple-slash-reference": [
          "error",
          {
            "path": "always",
            "types": "prefer-import",
            "lib": "always"
          }
        ],
        "@typescript-eslint/unbound-method": "error",
        "@typescript-eslint/unified-signatures": "off"
      }
    }
  ],
  "settings": {
    "react": {
      "version": "16.12.0"
    }
  }
}