eslint.config.mjs

// @ts-check

import eslint from '@eslint/js';
import tseslint from 'typescript-eslint';

export default tseslint.config(
  eslint.configs.recommended,
  ...tseslint.configs.recommended,
  {
    plugins: {
      '@typescript-eslint': tseslint.plugin,
    },
    languageOptions: {
      parser: tseslint.parser,
      parserOptions: {
        ecmaVersion: 2020,
        sourceType: 'module',
      },
    },
    rules: {
      '@typescript-eslint/naming-convention': [
        'warn',
        {
          selector: 'property',
          format: ['strictCamelCase', 'UPPER_CASE'],
          leadingUnderscore: 'allow'
        }
      ],
      '@typescript-eslint/no-unused-vars': [
        'error',
        {
          args: 'all',
          argsIgnorePattern: '^_',
          caughtErrors: 'all',
          caughtErrorsIgnorePattern: '^_',
          destructuredArrayIgnorePattern: '^_',
          varsIgnorePattern: '^_',
          ignoreRestSiblings: true
        }
      ],
      curly: 'warn',
      eqeqeq: 'warn',
      'no-throw-literal': 'warn',
      'no-useless-escape': 'warn',
      semi: 'off'
    },
  }
);