eslint.config.js

import babelParser from '@babel/eslint-parser';
import markdown from '@eslint/markdown';
import json from '@eslint/json';
import js from '@eslint/js';
import globals from 'globals';
import noOnlyTests from 'eslint-plugin-no-only-tests';

export default [
  {
    // https://github.com/eslint/eslint/discussions/18304#discussioncomment-9069706
    ignores: [
      '.greenwood/*',
      'node_modules/*',
      'public/*',
      'reports/*',
      'coverage/*',
      // 'packages/plugin-graphql/README.md',
      'www/**'
    ],
  },
  {
    languageOptions: {
      parser: babelParser,
      parserOptions: {
        ecmaVersion: 2022,
        sourceType: 'module',
        requireConfigFile: false,
        babelOptions: {
          plugins: ['@babel/plugin-syntax-import-assertions', '@babel/plugin-syntax-jsx'],
        },
      },
      globals: {
        ...globals.browser,
        ...globals.mocha,
        ...globals.chai,
        ...globals.node,
      },
    },
    rules: {
      ...js.configs.recommended.rules,
      // turn this off for Prettier
      'no-irregular-whitespace': 'off',
      'no-only-tests/no-only-tests': 'error',
    },
    plugins: {
      'no-only-tests': noOnlyTests,
    },
  },
  {
    // https://github.com/eslint/json#recommended-configuration
    files: ['**/*.json'],
    ignores: ['package-lock.json'],
    language: 'json/json',
    rules: json.configs.recommended.rules,
    plugins: {
      json,
    },
  },
  {
    // note: we can only lint code fences, _or_ the markdown files themselves
    // so for now we will just lint the code fences
    // https://github.com/eslint/markdown/blob/main/docs/processors/markdown.md#using-the-markdown-processor
    files: ['**/*.md'],
    processor: 'markdown/markdown',
    plugins: {
      markdown,
    },
    language: 'markdown/gfm',
  },
];