.eslintrc.json

{
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "warnOnUnsupportedTypeScriptVersion": false,
    "ecmaVersion": 6,
    "sourceType": "module"
  },
  "env": {
    "browser": false,
    "node": true,
    "es6": true
  },
  "plugins": ["@typescript-eslint", "jsdoc", "no-null", "import"],
  "overrides": [{ "files": ["*.ts", "*.mts", "*.cts", "*.mjs", "*.cjs"] }],
  "rules": {
    "@typescript-eslint/adjacent-overload-signatures": "error",
    "@typescript-eslint/array-type": "error",

    "brace-style": "off",
    "@typescript-eslint/brace-style": [
      "error",
      "1tbs",
      { "allowSingleLine": true }
    ],

    "@typescript-eslint/naming-convention": [
      "error",
      {
        "selector": "typeLike",
        "format": ["PascalCase"],
        "filter": {
          "regex": "^(__String|[A-Za-z]+_[A-Za-z]+)$",
          "match": false
        }
      },
      {
        "selector": "interface",
        "format": ["PascalCase"],
        "custom": { "regex": "^I[A-Z]", "match": false },
        "filter": {
          "regex": "^I(Arguments|TextWriter|O([A-Z][a-z]+[A-Za-z]*)?)$",
          "match": false
        }
      },
      {
        "selector": "variable",
        "format": ["camelCase", "PascalCase", "UPPER_CASE"],
        "leadingUnderscore": "allow",
        "filter": {
          "regex": "^(_{1,2}filename|_{1,2}dirname|_+|[A-Za-z]+_[A-Za-z]+)$",
          "match": false
        }
      },
      {
        "selector": "function",
        "format": ["camelCase", "PascalCase"],
        "leadingUnderscore": "allow",
        "filter": { "regex": "^[A-Za-z]+_[A-Za-z]+$", "match": false }
      },
      {
        "selector": "parameter",
        "format": ["camelCase"],
        "leadingUnderscore": "allow",
        "filter": { "regex": "^(_+|[A-Za-z]+_[A-Z][a-z]+)$", "match": false }
      },
      {
        "selector": "method",
        "format": ["camelCase", "PascalCase"],
        "leadingUnderscore": "allow",
        "filter": { "regex": "^([0-9]+|[A-Za-z]+_[A-Za-z]+)$", "match": false }
      },
      {
        "selector": "memberLike",
        "format": ["camelCase"],
        "leadingUnderscore": "allow",
        "filter": { "regex": "^([0-9]+|[A-Za-z]+_[A-Za-z]+)$", "match": false }
      },
      {
        "selector": "enumMember",
        "format": ["camelCase", "PascalCase"],
        "leadingUnderscore": "allow",
        "filter": { "regex": "^[A-Za-z]+_[A-Za-z]+$", "match": false }
      },
      { "selector": "property", "format": null }
    ],

    "@typescript-eslint/consistent-type-definitions": ["error", "interface"],
    "@typescript-eslint/consistent-type-assertions": [
      "error",
      { "assertionStyle": "as" }
    ],

    "max-statements-per-line": ["error", { "max": 1 }],

    "no-duplicate-imports": "off",
    "@typescript-eslint/no-duplicate-imports": "error",

    "@typescript-eslint/no-inferrable-types": "error",
    "@typescript-eslint/no-misused-new": "error",
    "@typescript-eslint/no-this-alias": "error",

    "no-unused-expressions": "off",
    "@typescript-eslint/no-unused-expressions": [
      "error",
      { "allowTernary": true }
    ],

    "@typescript-eslint/prefer-for-of": "error",
    "@typescript-eslint/prefer-function-type": "error",
    "@typescript-eslint/prefer-namespace-keyword": "error",

    "quotes": "off",
    "@typescript-eslint/quotes": [
      "error",
      "double",
      { "avoidEscape": true, "allowTemplateLiterals": true }
    ],

    "semi": "off",
    "@typescript-eslint/semi": "error",

    "space-before-function-paren": "off",
    "@typescript-eslint/space-before-function-paren": [
      "error",
      {
        "asyncArrow": "always",
        "anonymous": "always",
        "named": "never"
      }
    ],

    "@typescript-eslint/triple-slash-reference": "error",
    "@typescript-eslint/type-annotation-spacing": "error",
    "@typescript-eslint/unified-signatures": "error",

    // eslint-plugin-import
    "import/no-extraneous-dependencies": [
      "error",
      { "optionalDependencies": false }
    ],

    // eslint-plugin-no-null
    "no-null/no-null": "error",

    // eslint-plugin-jsdoc
    "jsdoc/check-alignment": "error",

    // eslint
    "constructor-super": "error",
    "curly": ["error", "multi-line"],
    "dot-notation": "error",
    "eqeqeq": "error",
    "new-parens": "error",
    "no-caller": "error",
    "no-duplicate-case": "error",
    "no-empty": "error",
    "no-eval": "error",
    "no-extra-bind": "error",
    "no-fallthrough": "error",
    "no-new-func": "error",
    "no-new-wrappers": "error",
    "no-return-await": "error",
    "no-restricted-globals": [
      "error",
      { "name": "setTimeout" },
      { "name": "clearTimeout" },
      { "name": "setInterval" },
      { "name": "clearInterval" },
      { "name": "setImmediate" },
      { "name": "clearImmediate" }
    ],
    "no-sparse-arrays": "error",
    "no-template-curly-in-string": "error",
    "no-throw-literal": "error",
    "no-trailing-spaces": "error",
    "no-undef-init": "error",
    "no-unsafe-finally": "error",
    "no-unused-labels": "error",
    "no-var": "error",
    "object-shorthand": "error",
    "prefer-const": "error",
    "prefer-object-spread": "error",
    "quote-props": ["error", "consistent-as-needed"],
    "space-in-parens": "error",
    "unicode-bom": ["error", "never"],
    "use-isnan": "error"
  }
}