.eslintrc.json

{
  "env": {
    "es6": true,
    "node": true,
    "browser": true
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "project": "./tsconfig.json"
  },
  "plugins": ["@typescript-eslint","import","@stylistic"],
  "settings": {
    "import/core-modules": [
      "electron/main",
      "electron/common",
      "electron/renderer"
    ],
    "import/parsers": {
      "@typescript-eslint/parser": [".ts", ".mts", ".cts"]
    },
    "import/resolver": {
      "typescript": {
        "alwaysTryTypes": true,
        "project": "./tsconfig.json"
      }
    }
  },
  "extends": [
    "eslint:recommended",
    "plugin:import/recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:@typescript-eslint/recommended-type-checked",
    "plugin:@typescript-eslint/strict",
    "plugin:@typescript-eslint/strict-type-checked",
    "plugin:import/typescript"
  ],
  "rules": {
    /*** ESLint built-in rules ***/
    "valid-typeof": "error",
    "guard-for-in": "error",
    "no-await-in-loop": "error",
    "no-unmodified-loop-condition": "error",
    "eqeqeq": "error",
    "no-constant-binary-expression": "error",
    "no-eval": "error",
    "no-restricted-imports": ["error", {
      "name": "electron",
      "message": "This module includes APIs for all process types, which could cause runtime error on misuse. Please use 'electron/common', 'electron/main' or 'electron/renderer' to explicitly declare intended process type instead."
    }],
    "no-empty": ["error", { "allowEmptyCatch": true }],

    /*** Stylistic rules ***/
    "@stylistic/no-trailing-spaces": ["warn", {
      "skipBlankLines": true,
      "ignoreComments": true
    }],
    "@stylistic/member-delimiter-style": "warn",
    "@stylistic/indent": ["warn", 2, {
      "SwitchCase": 1
    }],
    "@stylistic/semi": "warn",
    "@stylistic/quotes": ["warn", "double", {"avoidEscape": true }],

    /*** TypeScript ESLint cosmetic rules ***/
    "@typescript-eslint/no-use-before-define": "warn",
    "@typescript-eslint/no-unused-expressions": "warn",
    "@typescript-eslint/naming-convention": ["warn",{
      "selector": "variableLike",
      "format": ["camelCase"]
    },{
      "selector": "variable",
      "modifiers": ["destructured"],
      "format": ["camelCase","PascalCase"]
    },{
      "selector": "parameter",
      "format": ["camelCase"],
      "modifiers": ["unused"],
      "leadingUnderscore": "require"
    },{
      "selector": "typeLike",
      "format": ["PascalCase"]
    },{
      "selector": "typeAlias",
      "format": ["camelCase","PascalCase"]
    },{
      "selector": "typeParameter",
      "format": ["PascalCase"],
      "custom": {
        "regex": "^[A-Z]$",
        "match": true
      }
    }],

    /*** TypeScript ESLint plugin rules ***/
    "@typescript-eslint/switch-exhaustiveness-check": "warn",
    "@typescript-eslint/strict-boolean-expressions": ["error", {
      "allowString": false,
      "allowNumber": false
    }],
    "@typescript-eslint/no-confusing-void-expression": ["warn", {
      "ignoreArrowShorthand": true
    }],
    "@typescript-eslint/consistent-type-assertions": ["error", {
      "assertionStyle": "as",
      "objectLiteralTypeAssertions": "never"
    }],
    "@typescript-eslint/no-meaningless-void-operator": ["error", {
      "checkNever": true
    }],
    "@typescript-eslint/no-unsafe-argument": "error",
    "@typescript-eslint/prefer-string-starts-ends-with": "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",
    // Same as in TSC.
    "@typescript-eslint/no-unused-vars": "error",
    // Interfaces compile faster.
    "@typescript-eslint/consistent-type-definitions": ["error", "interface"],
    // RegExp.prototype.exec might run faster, according to TypeScript ESLint.
    "@typescript-eslint/prefer-regexp-exec": "error",

    /*** Import plugin rules ***/
    "import/no-unused-modules": ["error", {
      "unusedExports": true
    }],
    "import/no-unresolved": ["error", {
      "ignore": ["^(node:)?original-fs$"]
    }]
  }
}