.eslintrc.json

{
  "env": {
    "mocha": true,
    "node": true,
    "es6": true
  },
  "extends": [
    "eslint:recommended",
    "plugin:array-func/recommended"
  ],
  "plugins": [
    "prefer-arrow"
  ],
  "parserOptions": {
    "ecmaVersion": 2019
  },
  "globals": {
    "BigInt64Array": "readonly",
    "BigUint64Array": "readonly"
  },
  "rules": {
    "max-len": [
      1,
      {
        "code": 120,
        "tabWidth": 2,
        "ignoreUrls": true
      }
    ],
    "semi": [
      2,
      "always"
    ],
    "quotes": [
      "error",
      "single",
      {
        "avoidEscape": true,
        "allowTemplateLiterals": true
      }
    ],
    "@typescript-eslint/no-explicit-any": "off"
  },
  "overrides": [
    {
      "files": [
        "./test/*",
        "lib/*.d.ts"
      ],
      "extends": [
        "eslint:recommended",
        "plugin:array-func/recommended",
        "plugin:@typescript-eslint/eslint-recommended",
        "plugin:@typescript-eslint/recommended"
      ],
      "plugins": [
        "@typescript-eslint",
        "mocha",
        "prefer-arrow"
      ],
      "rules": {
        "mocha/no-exclusive-tests": "error",
        "mocha/no-identical-title": "error",
        "mocha/no-nested-tests": "error",
        "@typescript-eslint/no-explicit-any": "off"
      }
    },
    {
      "files": [
        "*.mjs"
      ],
      "parserOptions": {
        "sourceType": "module"
      }
    }
  ]
}