eslint.config.js

import js from '@eslint/js'
import typescriptParser from '@typescript-eslint/parser'
import prettier from 'eslint-config-prettier'
import 'eslint-plugin-only-warn'
import svelte from 'eslint-plugin-svelte'
import globals from 'globals'
import svelteParser from 'svelte-eslint-parser'
import ts from 'typescript-eslint'
import svelteConfig from './svelte.config.js'

export default ts.config(
  js.configs.recommended,
  ...ts.configs.recommended,
  ...svelte.configs['flat/recommended'],
  {
    rules: {
      'svelte/no-inner-declarations': 'off',
      '@typescript-eslint/no-unused-vars': [
        'error',
        {
          args: 'all',
          argsIgnorePattern: '^_',
          caughtErrors: 'all',
          caughtErrorsIgnorePattern: '^_',
          destructuredArrayIgnorePattern: '^_',
          varsIgnorePattern: '^_',
          ignoreRestSiblings: true,
        },
      ],
    },
  },
  prettier,
  ...svelte.configs['flat/prettier'],
  {
    languageOptions: {
      globals: {
        ...globals.browser,
        ...globals.node,
      },
    },
  },
  {
    files: ['**/*.svelte', '**/*.svelte.ts'],

    languageOptions: {
      parser: svelteParser,
      parserOptions: {
        parser: typescriptParser,
        extraFileExtensions: ['.svelte'],
        project: './tsconfig.json',
        svelteConfig,
      },
    },
  },
  {
    ignores: ['build/', '.svelte-kit/', 'dist/'],
  }
)