typescript.js

import ts from '@typescript-eslint/eslint-plugin';
import typescriptParser from '@typescript-eslint/parser';

export default [
  {
    files: ['**/*.ts', '**/*.tsx', '**/*.mts', '**/*.cts'],
    languageOptions: {
      parser: typescriptParser,
      parserOptions: {
        ecmaFeatures: { modules: true },
        ecmaVersion: 'latest',
        project: './tsconfig.json',
      },
    },
    plugins: {
      '@typescript-eslint': ts,
    },
    rules: {
      ...ts.configs['eslint-recommended'].rules,
      ...ts.configs['recommended'].rules,
      '@typescript-eslint/no-non-null-assertion': 'off',
      '@typescript-eslint/ban-ts-comment': [
        'error',
        { 'ts-expect-error': 'off' },
      ],
      '@typescript-eslint/no-unused-vars': [
        'error',
        {
          argsIgnorePattern: '^_',
          varsIgnorePattern: '^_',
          destructuredArrayIgnorePattern: '^_',
          ignoreRestSiblings: true,
        },
      ],
      '@typescript-eslint/no-namespace': ['error', { allowDeclarations: true }],
    },
  },
];