.eslintrc.json

{
  "root": true,
  "parser": "@typescript-eslint/parser",
  "plugins": ["@typescript-eslint", "@stylistic", "prettier"],
  "extends": [
    "eslint:recommended",
    "plugin:@typescript-eslint/strict-type-checked",
    "plugin:@typescript-eslint/stylistic-type-checked",
    "airbnb-base",
    "airbnb-typescript/base",
    "prettier",
    "plugin:@stylistic/disable-legacy"
  ],
  "parserOptions": {
    "project": "./tsconfig.json"
  },
  "rules": {
    // Below this line rule exist to remove overlap with prettify
    "@stylistic/brace-style": "off",
    "@stylistic/indent": "off",
    // Above this line rule exist to remove overlap with prettify
    "@stylistic/lines-between-class-members": ["error", "always", { "exceptAfterOverload": true }],
    "class-methods-use-this": "off",
    "no-param-reassign": [
      "error",
      {
        "props": false
      }
    ],
    "no-underscore-dangle": "error",
    "import/extensions": ["error", "always", { "ignorePackages": true }],
    "import/prefer-default-export": "off",
    "@typescript-eslint/no-use-before-define": "off",
    "@typescript-eslint/consistent-type-definitions": "off",
    "@typescript-eslint/prefer-nullish-coalescing": "off",
    "@typescript-eslint/prefer-readonly": "error",
    "@typescript-eslint/consistent-type-imports": "error",
    "@typescript-eslint/explicit-function-return-type": "error",
    "@typescript-eslint/naming-convention": [
      "error",
      {
        "selector": "default",
        "format": ["camelCase"]
      },
      {
        "selector": "property",
        "format": ["camelCase", "PascalCase"]
      },
      {
        "selector": "variable",
        "format": ["camelCase", "UPPER_CASE", "PascalCase"]
      },
      {
        "selector": "parameter",
        "format": ["camelCase", "PascalCase"],
        "leadingUnderscore": "allow"
      },
      {
        "selector": "typeLike",
        "format": ["PascalCase"]
      },
      {
        "selector": "enumMember",
        "format": ["PascalCase"]
      },
      {
        "selector": "objectLiteralProperty",
        "format": ["camelCase", "PascalCase"]
      },
      {
        "selector": "import",
        "format": ["camelCase", "PascalCase"]
      },
      {
        "selector": "classProperty",
        "format": ["camelCase"],
        "leadingUnderscore": "allow"
      }
    ],
    "@typescript-eslint/array-type": [
      "error",
      {
        "default": "array"
      }
    ],
    "@typescript-eslint/no-unused-vars": ["error", { "argsIgnorePattern": "^_", "args": "all" }]
  }
}