.eslintrc.json

{
  "env": {
    "commonjs": true,
    "es6": true,
    "node": true,
    "jest": true
  },
  "extends": ["prettier"],
  "globals": {
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly"
  },
  "rules": {
    "eqeqeq": ["warn", "smart"],
    "eol-last": ["error"],
    "@typescript-eslint/await-thenable": ["error"],
    "@typescript-eslint/no-extra-non-null-assertion": ["error"],
    "@typescript-eslint/no-unnecessary-type-assertion": ["error"],
    "@typescript-eslint/prefer-nullish-coalescing": ["error"],
    "@typescript-eslint/require-await": ["error"],
    "curly": "warn",
    "no-var": 2,
    "prefer-const": "error",
    // note you must disable the base rule as it can report incorrect errors
    "semi": "off",
    "@typescript-eslint/semi": ["error"],
    "space-before-blocks": "error",
    "spaced-comment": "warn",
    "quotes": "off",
    "@typescript-eslint/quotes": ["error", "single", { "avoidEscape": true }],
    // note you must disable the base rule as it can report incorrect errors
    "no-unused-vars": "off",
    "@typescript-eslint/no-unused-vars": ["error", { "caughtErrors": "none" }],
    "@typescript-eslint/no-explicit-any": "error",
    "@typescript-eslint/naming-convention": [
      "error",
      {
        "selector": ["classProperty", "classMethod"],
        "format": ["camelCase", "UPPER_CASE"],
        "leadingUnderscore": "require",
        "modifiers": ["private"]
      },
      {
        "selector": ["classProperty"],
        "format": ["UPPER_CASE"],
        "modifiers": ["public", "static"],
        "leadingUnderscore": "forbid"
      },
      {
        "selector": ["classMethod"],
        "format": ["camelCase"],
        "modifiers": ["public", "static"],
        "leadingUnderscore": "forbid"
      },
      {
        "selector": ["classProperty", "classMethod"],
        "format": ["UPPER_CASE", "camelCase"],
        "modifiers": ["protected"],
        "leadingUnderscore": "forbid"
      },
      {
        "selector": ["classProperty", "classMethod"],
        "format": ["UPPER_CASE", "camelCase"],
        "modifiers": ["public"],
        "leadingUnderscore": "forbid"
      },
      {
        "selector": ["interface"],
        "format": ["PascalCase", "UPPER_CASE"],
        "prefix": ["I"]
      }
    ]
  },
  "parser": "@typescript-eslint/parser",
  "plugins": ["@typescript-eslint"],
  "parserOptions": {
    "ecmaVersion": 6,
    "sourceType": "module",
    "project": "./tsconfig.json"
  }
}