.eslintrc.js

module.exports = {
  parser: "@typescript-eslint/parser",
  parserOptions: {
    project: "tsconfig.json",
    tsconfigRootDir: __dirname,
    sourceType: "module",
  },
  plugins: ["@typescript-eslint/eslint-plugin", "unused-imports"],
  extends: [
    "plugin:@typescript-eslint/recommended",
    "plugin:prettier/recommended",
    "plugin:@typescript-eslint/recommended-requiring-type-checking",
    "plugin:@typescript-eslint/strict",
    "prettier",
  ],
  root: true,
  env: {
    node: true,
    jest: true,
  },
  ignorePatterns: [".eslintrc.js", "global.d.ts"],
  rules: {
    "unused-imports/no-unused-imports": "error",
    "@typescript-eslint/triple-slash-reference": "off",
    "@typescript-eslint/interface-name-prefix": "off",
    "@typescript-eslint/no-explicit-any": "error",
    "@typescript-eslint/no-inferrable-types": "off",
    "@typescript-eslint/ban-types": "off",
    "@typescript-eslint/no-unsafe-assignment": "off",
    "@typescript-eslint/adjacent-overload-signatures": "error",
    "@typescript-eslint/await-thenable": "error",
    "@typescript-eslint/ban-ts-comment": "error",
    "@typescript-eslint/ban-tslint-comment": "error",
    "@typescript-eslint/class-literal-property-style": "error",
    "@typescript-eslint/consistent-generic-constructors": "error",
    "@typescript-eslint/consistent-indexed-object-style": "error",
    "@typescript-eslint/consistent-type-assertions": "error",
    "@typescript-eslint/consistent-type-definitions": "error",
    "@typescript-eslint/consistent-type-exports": "error",
    "@typescript-eslint/consistent-type-imports": "error",
    "@typescript-eslint/explicit-function-return-type": "error",
    "@typescript-eslint/explicit-member-accessibility": "error",
    "@typescript-eslint/explicit-module-boundary-types": "error",
    "@typescript-eslint/method-signature-style": "error",
    "@typescript-eslint/no-confusing-non-null-assertion": "error",
    "@typescript-eslint/no-duplicate-enum-values": "error",
    "@typescript-eslint/no-duplicate-type-constituents": "error",
    "@typescript-eslint/no-extra-non-null-assertion": "error",
    "@typescript-eslint/no-extraneous-class": "off",
    "@typescript-eslint/no-for-in-array": "error",
    "@typescript-eslint/no-import-type-side-effects": "error",
    "@typescript-eslint/no-require-imports": "error",
    "@typescript-eslint/no-unnecessary-boolean-literal-compare": "error",
    "@typescript-eslint/no-unnecessary-condition": "error",
    "@typescript-eslint/no-unnecessary-type-assertion": "off",
    "@typescript-eslint/no-unsafe-call": "off",
    "@typescript-eslint/no-unsafe-member-access": "off",
    "@typescript-eslint/no-non-null-assertion": "off",
    "@typescript-eslint/prefer-reduce-type-parameter": "error",
    "@typescript-eslint/prefer-string-starts-ends-with": "error",
    "@typescript-eslint/restrict-template-expressions": "off",
    "@typescript-eslint/prefer-readonly": "error",
    "no-return-await": "off",
    "@typescript-eslint/return-await": "error",
    "@typescript-eslint/no-misused-promises": "off",
    eqeqeq: ["error", "always"],
    "@typescript-eslint/unified-signatures": "off",
    "@typescript-eslint/naming-convention": [
      "error",
      {
        selector: "default",
        format: ["camelCase"],
      },
      {
        selector: "variable",
        format: ["camelCase", "UPPER_CASE", "PascalCase"],
        leadingUnderscore: "allow",
      },
      {
        selector: "parameter",
        format: ["camelCase"],
        leadingUnderscore: "allow",
      },
      {
        selector: "memberLike",
        modifiers: ["private"],
        format: ["camelCase", "UPPER_CASE", "snake_case"],
        leadingUnderscore: "allow",
      },
      {
        selector: "memberLike",
        modifiers: ["public"],
        format: ["camelCase", "UPPER_CASE", "snake_case", "PascalCase"],
      },
      {
        selector: "typeLike",
        format: ["PascalCase"],
      },
      {
        selector: "enumMember",
        format: ["UPPER_CASE"],
      },
      {
        selector: "objectLiteralMethod",
        format: ["camelCase", "PascalCase"],
      },
      {
        selector: "objectLiteralProperty",
        format: ["camelCase", "UPPER_CASE", "PascalCase", "snake_case"],
      },
    ],
  },
};