.eslintrc.json

{
    "env": { "browser": true },
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/recommended",
        "plugin:@typescript-eslint/strict-type-checked",
        "prettier",
        "plugin:unicorn/recommended",
        "plugin:prettier/recommended"
    ],
    "parser": "@typescript-eslint/parser",
    "parserOptions": { "project": [ "tsconfig.json" ], "ecmaVersion": "latest", "sourceType": "module" },
    "plugins": [
        "@typescript-eslint",
        "import",
        "unicorn",
        "prettier"
    ],
    "rules": {
        "@typescript-eslint/no-this-alias": [ "off" ], // Bans `that = this`
        "@typescript-eslint/ban-ts-comment": [ "error" ], // Allows ts-ignore, etc
        "@typescript-eslint/explicit-module-boundary-types": [ "off" ], // Allows inferred return types
        "camelcase": [ "off" ], // Allow non-camcelcase variable names
        "no-console": [ "error", { "allow": [ "warn", "error" ] } ], // Use console.log for temporary debugging that you want to be reminded to remove later
        "no-empty": [ "error", { "allowEmptyCatch": true } ], // No empty functions
        "class-methods-use-this": [ "error" ], // Class methods must use `this`
        "@typescript-eslint/no-unused-vars": [
            "error",
            {
                "ignoreRestSiblings": true, // Allow unused vars declared in an object destructuring
                "argsIgnorePattern": "^_", // Ignore args prefixed with _
                "varsIgnorePattern": "^_" // Ignore vars prefixed with _
            }
        ],
        "@typescript-eslint/no-explicit-any": [ "off" ], // Allow any
        "@typescript-eslint/no-non-null-assertion": [ "off" ], // Allow ! assertion
        "no-constant-condition": [ "error" ], // if (false)...
        "no-prototype-builtins": [ "off" ],
        "no-debugger": [ "error" ],
        "no-self-assign": [ "error" ],
        "no-self-compare": [ "error" ],
        "no-template-curly-in-string": [ "error" ],
        "require-atomic-updates": [ "error" ],
        "valid-typeof": [ "error" ],
        "complexity": [ "error" ],
        "dot-notation": [ "error" ],
        "eqeqeq": [ "error" ],
        "max-depth": [ "error", 4 ],
        "max-nested-callbacks": [ "error", 5 ],
        "max-params": [ "error", 4 ],
        "no-bitwise": [ "error" ],
        "no-extra-boolean-cast": [ "error" ],
        "no-implicit-coercion": [ "error" ],
        "no-lone-blocks": [ "error" ],
        "no-lonely-if": [ "error" ],
        "no-param-reassign": [ "error" ],
        "require-await": [ "error" ],
        "no-unneeded-ternary": [ "error" ],
        "no-irregular-whitespace": [ "error" ],
        "prettier/prettier": [ "error" ], // Flags prettier errors
        "import/order": [
            "error",
            {
                "groups": [
                    "builtin",
                    "external",
                    "internal",
                    [ "parent", "sibling" ],
                    "type"
                ],
                "newlines-between": "always"
            }
        ],
        "@typescript-eslint/no-floating-promises": [ "off" ],
        "@typescript-eslint/no-confusing-void-expression": [ "off" ],
        "@typescript-eslint/no-misused-promises": [ "off" ],
        "@typescript-eslint/no-unnecessary-condition": [
            "error",
            { "allowConstantLoopConditions": true }
        ],
        "unicorn/prevent-abbreviations": [ "off" ],
        "unicorn/new-for-builtins": [ "off" ],
        "unicorn/no-null": [ "off" ],
        "unicorn/filename-case": [ "off" ],
        "unicorn/catch-error-name": [ "off" ],
        "unicorn/switch-case-braces": [ "off" ],
        "unicorn/prefer-set-has": [ "off" ],
        "unicorn/no-array-callback-reference": [ "off" ],
        "unicorn/no-useless-undefined": [ "off" ]
    }
}