.eslintrc.json

{
    "env": {
        "browser": true,
        "node": true,
        "es6": true,
        "jest": true
    },
    "extends": [
        "plugin:@typescript-eslint/recommended",
        "plugin:@typescript-eslint/eslint-recommended",
        "plugin:@typescript-eslint/recommended-requiring-type-checking",
        "plugin:jsdoc/recommended"
    ],
    "ignorePatterns": [
        "**/generated/*",
        "lib/**/*",
        "jest.config.ts"
    ],
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "project": [
            "tsconfig.json",
            "tests/tsconfig.json"
        ],
        "sourceType": "module",
        "implicitStrict": true,
        "ecmaFeatures": {},
        "ecmaVersion": 14
    },
    "plugins": [
        "@typescript-eslint",
        "jsdoc",
        "prefer-arrow",
        "eslint-plugin-import"
    ],
    "settings": {},
    "globals": {},
    "rules": {
        // Some base rules must be disabled as they return wrong results.
        "no-explicit-any": "off",
        "no-use-before-define": "off",
        "no-shadow": "off",
        "no-array-constructor": "off",
        "array-callback-return": [
            "warn"
        ],
        "default-case": [
            "warn",
            {
                "commentPattern": "^no default$"
            }
        ],
        "dot-location": [
            "warn",
            "property"
        ],
        "eqeqeq": [
            "error",
            "smart"
        ],
        "new-parens": "error",
        "no-caller": "error",
        "no-cond-assign": "error",
        "no-const-assign": [
            "warn"
        ],
        "no-control-regex": "off",
        "no-delete-var": [
            "warn"
        ],
        "no-dupe-args": [
            "warn"
        ],
        "no-dupe-class-members": [
            "off"
        ],
        "no-dupe-keys": [
            "warn"
        ],
        "no-duplicate-case": [
            "warn"
        ],
        "no-empty-character-class": [
            "warn"
        ],
        "no-empty-pattern": [
            "warn"
        ],
        "no-eval": "error",
        "no-ex-assign": [
            "warn"
        ],
        "no-extend-native": [
            "warn"
        ],
        "no-extra-bind": [
            "warn"
        ],
        "no-extra-label": [
            "warn"
        ],
        "no-fallthrough": [
            "warn",
            {
                "commentPattern": "\\[falls?-through\\]"
            }
        ],
        "no-func-assign": [
            "warn"
        ],
        "no-implied-eval": [
            "warn"
        ],
        "no-invalid-regexp": [
            "warn"
        ],
        "no-iterator": [
            "warn"
        ],
        "no-label-var": [
            "warn"
        ],
        "no-labels": [
            "warn",
            {
                "allowLoop": true,
                "allowSwitch": false
            }
        ],
        "no-lone-blocks": [
            "warn"
        ],
        "no-loop-func": [
            "warn"
        ],
        "no-mixed-operators": [
            "warn",
            {
                "groups": [
                    [
                        "&",
                        "|",
                        "^",
                        "~",
                        "<<",
                        ">>",
                        ">>>"
                    ],
                    [
                        "==",
                        "!=",
                        "===",
                        "!==",
                        ">",
                        ">=",
                        "<",
                        "<="
                    ],
                    [
                        "&&",
                        "||"
                    ],
                    [
                        "in",
                        "instanceof"
                    ]
                ],
                "allowSamePrecedence": false
            }
        ],
        "no-multi-str": [
            "warn"
        ],
        "no-native-reassign": [
            "warn"
        ],
        "no-negated-in-lhs": [
            "warn"
        ],
        "no-new-func": [
            "warn"
        ],
        "no-new-object": [
            "warn"
        ],
        "no-new-symbol": [
            "warn"
        ],
        "no-new-wrappers": "error",
        "no-obj-calls": [
            "warn"
        ],
        "no-octal": [
            "warn"
        ],
        "no-octal-escape": [
            "warn"
        ],
        "no-redeclare": "off",
        "no-regex-spaces": [
            "warn"
        ],
        "no-restricted-syntax": [
            "warn",
            "WithStatement"
        ],
        "no-script-url": [
            "warn"
        ],
        "no-self-assign": [
            "warn"
        ],
        "no-self-compare": [
            "warn"
        ],
        "no-sequences": [
            "warn"
        ],
        "no-shadow-restricted-names": [
            "warn"
        ],
        "no-sparse-arrays": [
            "warn"
        ],
        "no-template-curly-in-string": [
            "warn"
        ],
        "no-this-before-super": [
            "warn"
        ],
        "no-throw-literal": "error",
        "no-undef": [
            "off"
        ],
        "no-restricted-globals": [
            "error",
            "addEventListener",
            "blur",
            "close",
            "closed",
            "confirm",
            "defaultStatus",
            "defaultstatus",
            "event",
            "external",
            "find",
            "focus",
            "frameElement",
            "frames",
            "history",
            "innerHeight",
            "innerWidth",
            "length",
            "location",
            "locationbar",
            "menubar",
            "moveBy",
            "moveTo",
            "name",
            "onblur",
            "onerror",
            "onfocus",
            "onload",
            "onresize",
            "onunload",
            "open",
            "opener",
            "opera",
            "outerHeight",
            "outerWidth",
            "pageXOffset",
            "pageYOffset",
            "parent",
            "print",
            "removeEventListener",
            "resizeBy",
            "resizeTo",
            "screen",
            "screenLeft",
            "screenTop",
            "screenX",
            "screenY",
            "scroll",
            "scrollbars",
            "scrollBy",
            "scrollTo",
            "scrollX",
            "scrollY",
            "self",
            "status",
            "statusbar",
            "stop",
            "toolbar",
            "top"
        ],
        "no-unreachable": [
            "warn"
        ],
        "no-unused-expressions": "off",
        "no-unused-labels": "error",
        "no-unused-vars": "off",
        "no-useless-computed-key": [
            "warn"
        ],
        "no-useless-concat": [
            "warn"
        ],
        "no-useless-constructor": [
            "off"
        ],
        "no-useless-escape": [
            "warn"
        ],
        "no-useless-rename": [
            "warn",
            {
                "ignoreDestructuring": false,
                "ignoreImport": false,
                "ignoreExport": false
            }
        ],
        "no-with": [
            "warn"
        ],
        "no-whitespace-before-property": [
            "warn"
        ],
        "require-yield": [
            "warn"
        ],
        "rest-spread-spacing": [
            "warn",
            "never"
        ],
        "strict": [
            "warn",
            "never"
        ],
        "unicode-bom": [
            "warn",
            "never"
        ],
        "use-isnan": "error",
        "valid-typeof": "off",
        "no-restricted-properties": [
            "error",
            {
                "object": "require",
                "property": "ensure",
                "message": "Please use import() instead. More info: https://facebook.github.io/create-react-app/docs/code-splitting"
            },
            {
                "object": "System",
                "property": "import",
                "message": "Please use import() instead. More info: https://facebook.github.io/create-react-app/docs/code-splitting"
            }
        ],
        "getter-return": [
            "warn"
        ],
        "arrow-body-style": [
            "error",
            "always"
        ],
        "arrow-parens": [
            "error",
            "always"
        ],
        "camelcase": "off", // Handled in another rule.
        "comma-dangle": [
            "error",
            "always-multiline"
        ],
        "complexity": "off",
        "constructor-super": "error",
        "curly": "error",
        "dot-notation": "error",
        "eol-last": "error",
        "guard-for-in": "off",
        "id-blacklist": [
            "error",
            "any",
            "number",
            "string",
            "boolean"
        ],
        "id-match": "error",
        "import/order": "off",
        "max-classes-per-file": [
            "error",
            {
                "ignoreExpressions": true,
                "max": 1
            }
        ],
        "max-len": [
            "error",
            {
                "ignoreRegExpLiterals": false,
                "ignoreStrings": false,
                "code": 120
            }
        ],
        "newline-per-chained-call": "off",
        "no-bitwise": "off",
        "no-console": "off",
        "no-debugger": "off",
        "no-duplicate-imports": "error",
        "no-empty": "error",
        "no-invalid-this": "off",
        "no-magic-numbers": "off",
        "no-multiple-empty-lines": [
            "error",
            {
                "max": 1,
                "maxEOF": 1
            }
        ],
        "no-return-await": "error",
        "no-trailing-spaces": "error",
        "no-undef-init": "error",
        "no-underscore-dangle": "error",
        "no-unsafe-finally": "error",
        "no-inferrable-types": "off",
        "object-shorthand": "error",
        "one-var": [
            "error",
            "never"
        ],
        "padding-line-between-statements": [
            "error",
            {
                "blankLine": "always",
                "prev": "*",
                "next": "return"
            }
        ],
        "prefer-arrow/prefer-arrow-functions": [
            "warn",
            {
                "disallowPrototype": true,
                "singleReturnOnly": false,
                "classPropertiesAllowed": false
            }
        ],
        "prefer-template": "off",
        "quotes": "off",
        "quote-props": [
            "error",
            "consistent-as-needed"
        ],
        "radix": "error",
        "space-before-function-paren": "off",
        "spaced-comment": [
            "off",
            "never"
        ],
        "indent": "off",
        "@typescript-eslint/no-array-constructor": "error",
        "@typescript-eslint/no-unused-vars": [
            "warn",
            {
                "args": "after-used",
                "ignoreRestSiblings": true,
                "varsIgnorePattern": "^_",
                "argsIgnorePattern": "^_"
            }
        ],
        "@typescript-eslint/no-non-null-assertion": "off",
        "@typescript-eslint/array-type": [
            "error",
            {
                "default": "array-simple"
            }
        ],
        "@typescript-eslint/ban-types": "off",
        "@typescript-eslint/ban-ts-comment": "off",
        "@typescript-eslint/consistent-type-definitions": "error",
        "@typescript-eslint/explicit-member-accessibility": [
            "error",
            {
                "accessibility": "explicit"
            }
        ],
        "@typescript-eslint/indent": "off",
        "@typescript-eslint/interface-name-prefix": "off",
        "@typescript-eslint/member-delimiter-style": "off",
        "@typescript-eslint/member-ordering": [
            "error",
            {
                // No ordering for getters and setters here, as that conflicts currently with the rule adjacent-overload-signatures.
                "default": [
                    // Index signature
                    "signature",
                    // Fields
                    "public-static-field",
                    "protected-static-field",
                    "private-static-field",
                    "public-decorated-field",
                    "protected-decorated-field",
                    "private-decorated-field",
                    "public-instance-field",
                    "protected-instance-field",
                    "private-instance-field",
                    "public-abstract-field",
                    "protected-abstract-field",
                    "public-field",
                    "protected-field",
                    "private-field",
                    "static-field",
                    "instance-field",
                    "abstract-field",
                    "decorated-field",
                    "field",
                    // Constructors
                    "public-constructor",
                    "protected-constructor",
                    "private-constructor",
                    "constructor",
                    // Methods
                    "public-static-method",
                    "protected-static-method",
                    "private-static-method",
                    "public-decorated-method",
                    "protected-decorated-method",
                    "private-decorated-method",
                    "public-instance-method",
                    "protected-instance-method",
                    "private-instance-method",
                    "public-abstract-method",
                    "protected-abstract-method"
                ]
            }
        ],
        "@typescript-eslint/no-explicit-any": "error",
        "@typescript-eslint/no-parameter-properties": "off",
        "@typescript-eslint/no-use-before-define": "error",
        "@typescript-eslint/no-unsafe-assignment": "off", // TODO: enable
        "@typescript-eslint/no-unsafe-member-access": "off", // TODO: enable
        "@typescript-eslint/no-unsafe-call": "error", // TODO: enable
        "@typescript-eslint/no-unsafe-return": "error", // TODO: enable
        "@typescript-eslint/explicit-module-boundary-types": "error", // TODO: enable
        "@typescript-eslint/no-loss-of-precision": "off", // TODO: enable
        "@typescript-eslint/prefer-for-of": "error",
        "@typescript-eslint/prefer-function-type": "error",
        "@typescript-eslint/quotes": [
            "error",
            "double",
            {
                "avoidEscape": true,
                "allowTemplateLiterals": true
            }
        ],
        "@typescript-eslint/semi": [
            "error",
            "always"
        ],
        "@typescript-eslint/unified-signatures": "off",
        "@typescript-eslint/prefer-regexp-exec": "off",
        "@typescript-eslint/naming-convention": [
            "error",
            {
                "selector": "default",
                "format": [
                    "camelCase"
                ],
                "filter": {
                    "regex": "^_",
                    "match": false
                }
            },
            {
                "selector": "class",
                "format": [
                    "PascalCase"
                ]
            },
            {
                "selector": "typeParameter",
                "format": [
                    "PascalCase"
                ]
            },
            {
                "selector": "enum",
                "format": [
                    "PascalCase"
                ]
            },
            {
                "selector": "enumMember",
                "format": [
                    "PascalCase"
                ]
            },
            {
                "selector": "typeAlias",
                "format": [
                    "PascalCase"
                ]
            },
            {
                "selector": "interface",
                "format": [
                    "PascalCase"
                ],
                "prefix": [
                    "I"
                ]
            }
        ],
        "@typescript-eslint/restrict-template-expressions": "off",
        "@typescript-eslint/restrict-plus-operands": "off",
        "jsdoc/check-alignment": "error",
        "jsdoc/check-indentation": "off",
        "jsdoc/newline-after-description": "error",
        "jsdoc/require-param-type": "off",
        "jsdoc/require-returns-type": "off",
        "jsdoc/tag-lines": [
            // Have to switch this off, as it is not good enough to be used.
            "off"
        ]
    }
}