.eslintrc.js

module.exports = {
  parser: '@typescript-eslint/parser',
  parserOptions: {
    project: 'tsconfig.json',
    sourceType: 'module',
  },
  plugins: ['@typescript-eslint/eslint-plugin'],
  extends: [
    'plugin:@typescript-eslint/eslint-recommended',
    'plugin:@typescript-eslint/recommended',
    'plugin:prettier/recommended',
    'prettier',
  ],
  root: true,
  env: {
    node: true,
    jest: true,
  },
  ignorePatterns: ['.eslintrc.js'],
  rules: {
    'no-console': 'warn',
    '@typescript-eslint/interface-name-prefix': 'off',
    '@typescript-eslint/explicit-function-return-type': 'off',
    '@typescript-eslint/explicit-module-boundary-types': 'off',
    '@typescript-eslint/no-explicit-any': 'off',
    '@typescript-eslint/no-unused-vars': [
      'warn',
      { argsIgnorePattern: '^_', varsIgnorePattern: '^_' },
    ],
    'prettier/prettier': [
      'error',
      {
        endOfLine: 'auto',
      },
    ],
    '@typescript-eslint/naming-convention': [
      'warn',
      {
        selector: 'default',
        format: ['strictCamelCase', 'UPPER_CASE', 'PascalCase', 'snake_case'],
        leadingUnderscore: 'allow',
      },
      {
        selector: ['variable', 'function'],
        format: ['PascalCase'],
        filter: {
          regex: '^(?=Get|Is|Has|Generate[A-Z])',
          match: true,
        },
      },
      {
        selector: 'typeLike',
        format: ['PascalCase', 'UPPER_CASE'],
      },
    ],
    quotes: ['error', 'single'],
    semi: ['error', 'always'],
  },
};