eslint.config.js

import js from '@eslint/js';
import parser from '@typescript-eslint/parser';
import plugin from '@typescript-eslint/eslint-plugin';

/** @type {import("eslint").Linter.FlatConfig[]} */
export default [
  {
    ignores: ['build/**', 'node_modules/**'],
  },
  js.configs.recommended,
  {
    files: ['**/*.ts'],
    languageOptions: {
      parser: parser,
      parserOptions: {
        ecmaVersion: 'latest',
        sourceType: 'module',
      },
      globals: {
        process: 'readonly',
        console: 'readonly',
      },
    },
    plugins: {
      '@typescript-eslint': plugin,
    },
    rules: {
      ...plugin.configs.recommended.rules,
      '@typescript-eslint/no-unused-vars': ['error', { argsIgnorePattern: '^_' }],
      'no-console': ['warn', { allow: ['warn', 'error'] }]
    },
  },
  {
    files: ['**/*.test.ts'],
    rules: {
      '@typescript-eslint/no-explicit-any': 'off', // テストでは許可
    },
  },
  {
    files: ['**/*.js'],
    languageOptions: {
      ecmaVersion: 'latest',
      sourceType: 'module',
      globals: {
        console: 'readonly',
      },
    },
  }

];