feat!: move to ESM only

.eslint-doc-generatorrc.js

@@ -1,9 +1,7 @@
-'use strict';
-
-const prettier = require('prettier');
+import prettier from 'prettier';
 
 /** @type {import('eslint-doc-generator').GenerateOptions} */
-module.exports = {
+const config = {
   ignoreConfig: [
     'all',
     'all-type-checked',
@@ -29,3 +27,5 @@ module.exports = {
   urlConfigs:
     'https://github.com/eslint-community/eslint-plugin-eslint-plugin#presets',
 };
+
+export default config;

.prettierrc.js

@@ -1,5 +1,3 @@
-'use strict';
-
-module.exports = {
+export default {
   singleQuote: true,
 };

commitlint.config.js

@@ -1,3 +1 @@
-'use strict';
-
-module.exports = { extends: ['@commitlint/config-conventional'] };
+export default { extends: ['@commitlint/config-conventional'] };

configs/all-type-checked.js

@@ -3,8 +3,8 @@
  * @author 唯然<[email protected]>
  */
 
-'use strict';
+import plugin from '../lib/index.js';
 
-const plugin = require('../lib/index.js');
+const config = plugin.configs['flat/all-type-checked'];
 
-module.exports = plugin.configs['flat/all-type-checked'];
+export default config;

configs/all.js

@@ -4,8 +4,8 @@
  * @author 唯然<[email protected]>
  */
 
-'use strict';
+import plugin from '../lib/index.js';
 
-const plugin = require('../lib/index.js');
+const config = plugin.configs['flat/all'];
 
-module.exports = plugin.configs['flat/all'];
+export default config;

configs/recommended.js

@@ -4,8 +4,8 @@
  * @author 唯然<[email protected]>
  */
 
-'use strict';
+import plugin from '../lib/index.js';
 
-const plugin = require('../lib/index.js');
+const config = plugin.configs['flat/recommended'];
 
-module.exports = plugin.configs['flat/recommended'];
+export default config;

configs/rules-recommended.js

@@ -4,8 +4,8 @@
  * @author 唯然<[email protected]>
  */
 
-'use strict';
+import plugin from '../lib/index.js';
 
-const plugin = require('../lib/index.js');
+const config = plugin.configs['flat/rules-recommended'];
 
-module.exports = plugin.configs['flat/rules-recommended'];
+export default config;

configs/rules.js

@@ -4,8 +4,8 @@
  * @author 唯然<[email protected]>
  */
 
-'use strict';
+import plugin from '../lib/index.js';
 
-const plugin = require('../lib/index.js');
+const config = plugin.configs['flat/rules'];
 
-module.exports = plugin.configs['flat/rules'];
+export default config;

configs/tests-recommended.js

@@ -4,8 +4,8 @@
  * @author 唯然<[email protected]>
  */
 
-'use strict';
+import plugin from '../lib/index.js';
 
-const plugin = require('../lib/index.js');
+const config = plugin.configs['flat/tests-recommended'];
 
-module.exports = plugin.configs['flat/tests-recommended'];
+export default config;

configs/tests.js

@@ -4,8 +4,8 @@
  * @author 唯然<[email protected]>
  */
 
-'use strict';
+import plugin from '../lib/index.js';
 
-const plugin = require('../lib/index.js');
+const config = plugin.configs['flat/tests'];
 
-module.exports = plugin.configs['flat/tests'];
+export default config;

eslint.config.js

@@ -1,18 +1,19 @@
-'use strict';
-
-const js = require('@eslint/js');
-const { FlatCompat } = require('@eslint/eslintrc');
-const globals = require('globals');
-const markdown = require('eslint-plugin-markdown');
-const pluginN = require('eslint-plugin-n');
-const eslintPluginConfig = require('eslint-plugin-eslint-plugin/configs/all');
+import js from '@eslint/js';
+import { FlatCompat } from '@eslint/eslintrc';
+import globals from 'globals';
+import markdown from 'eslint-plugin-markdown';
+import pluginN from 'eslint-plugin-n';
+import eslintPluginConfig from 'eslint-plugin-eslint-plugin/configs/all';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
 
+const dirname = path.dirname(fileURLToPath(import.meta.url));
 const compat = new FlatCompat({
-  baseDirectory: __dirname,
+  baseDirectory: dirname,
   recommendedConfig: js.configs.recommended,
 });
 
-module.exports = [
+export default [
   ...compat.extends(
     'not-an-aardvark/node',
     'plugin:@eslint-community/eslint-comments/recommended',

lib/index.js

@@ -3,15 +3,44 @@
  * @author Teddy Katz
  */
 
-'use strict';
-
 // ------------------------------------------------------------------------------
 // Requirements
 // ------------------------------------------------------------------------------
 
-const fs = require('fs');
-const path = require('path');
-const packageMetadata = require('../package');
+import packageMetadata from '../package.json' with { type: 'json' };
+import consistentOutput from './rules/consistent-output.js';
+import fixerReturn from './rules/fixer-return.js';
+import metaPropertyOrdering from './rules/meta-property-ordering.js';
+import noDeprecatedContextMethods from './rules/no-deprecated-context-methods.js';
+import noDeprecatedReportApi from './rules/no-deprecated-report-api.js';
+import noIdenticalTests from './rules/no-identical-tests.js';
+import noMetaReplacedBy from './rules/no-meta-replaced-by.js';
+import noMetaSchemaDefault from './rules/no-meta-schema-default.js';
+import noMissingMessageIds from './rules/no-missing-message-ids.js';
+import noMissingPlaceholders from './rules/no-missing-placeholders.js';
+import noOnlyTests from './rules/no-only-tests.js';
+import noPropertyInNode from './rules/no-property-in-node.js';
+import noUnusedMessageIds from './rules/no-unused-message-ids.js';
+import noUnusedPlaceholders from './rules/no-unused-placeholders.js';
+import noUselessTokenRange from './rules/no-useless-token-range.js';
+import preferMessageIds from './rules/prefer-message-ids.js';
+import preferObjectRule from './rules/prefer-object-rule.js';
+import preferOutputNull from './rules/prefer-output-null.js';
+import preferPlaceholders from './rules/prefer-placeholders.js';
+import preferReplaceText from './rules/prefer-replace-text.js';
+import reportMessageFormat from './rules/report-message-format.js';
+import requireMetaDefaultOptions from './rules/require-meta-default-options.js';
+import requireMetaDocsDescription from './rules/require-meta-docs-description.js';
+import requireMetaDocsRecommended from './rules/require-meta-docs-recommended.js';
+import requireMetaDocsUrl from './rules/require-meta-docs-url.js';
+import requireMetaFixable from './rules/require-meta-fixable.js';
+import requireMetaHasSuggestions from './rules/require-meta-has-suggestions.js';
+import requireMetaSchemaDescription from './rules/require-meta-schema-description.js';
+import requireMetaSchema from './rules/require-meta-schema.js';
+import requireMetaType from './rules/require-meta-type.js';
+import testCasePropertyOrdering from './rules/test-case-property-ordering.js';
+import testCaseShorthandStrings from './rules/test-case-shorthand-strings.js';
+
 const PLUGIN_NAME = packageMetadata.name.replace(/^eslint-plugin-/, '');
 
 const configFilters = {
@@ -31,16 +60,40 @@ const configFilters = {
 // ------------------------------------------------------------------------------
 
 // import all rules in lib/rules
-const allRules = Object.fromEntries(
-  fs
-    .readdirSync(`${__dirname}/rules`)
-    .filter((fileName) => fileName.endsWith('.js') && /^[^._]/.test(fileName))
-    .map((fileName) => fileName.replace(/\.js$/, ''))
-    .map((ruleName) => [
-      ruleName,
-      require(path.join(__dirname, 'rules', ruleName)),
-    ]),
-);
+const allRules = {
+  'consistent-output': consistentOutput,
+  'fixer-return': fixerReturn,
+  'meta-property-ordering': metaPropertyOrdering,
+  'no-deprecated-context-methods': noDeprecatedContextMethods,
+  'no-deprecated-report-api': noDeprecatedReportApi,
+  'no-identical-tests': noIdenticalTests,
+  'no-meta-replaced-by': noMetaReplacedBy,
+  'no-meta-schema-default': noMetaSchemaDefault,
+  'no-missing-message-ids': noMissingMessageIds,
+  'no-missing-placeholders': noMissingPlaceholders,
+  'no-only-tests': noOnlyTests,
+  'no-property-in-node': noPropertyInNode,
+  'no-unused-message-ids': noUnusedMessageIds,
+  'no-unused-placeholders': noUnusedPlaceholders,
+  'no-useless-token-range': noUselessTokenRange,
+  'prefer-message-ids': preferMessageIds,
+  'prefer-object-rule': preferObjectRule,
+  'prefer-output-null': preferOutputNull,
+  'prefer-placeholders': preferPlaceholders,
+  'prefer-replace-text': preferReplaceText,
+  'report-message-format': reportMessageFormat,
+  'require-meta-default-options': requireMetaDefaultOptions,
+  'require-meta-docs-description': requireMetaDocsDescription,
+  'require-meta-docs-recommended': requireMetaDocsRecommended,
+  'require-meta-docs-url': requireMetaDocsUrl,
+  'require-meta-fixable': requireMetaFixable,
+  'require-meta-has-suggestions': requireMetaHasSuggestions,
+  'require-meta-schema-description': requireMetaSchemaDescription,
+  'require-meta-schema': requireMetaSchema,
+  'require-meta-type': requireMetaType,
+  'test-case-property-ordering': testCasePropertyOrdering,
+  'test-case-shorthand-strings': testCaseShorthandStrings,
+};
 
 /** @type {import("eslint").ESLint.Plugin} */
 const plugin = {
@@ -87,4 +140,4 @@ Object.assign(
   }, {}),
 );
 
-module.exports = plugin;
+export default plugin;

lib/rules/consistent-output.js

@@ -3,16 +3,14 @@
  * @author Teddy Katz
  */
 
-'use strict';
-
-const utils = require('../utils');
+import * as utils from '../utils.js';
 
 // ------------------------------------------------------------------------------
 // Rule Definition
 // ------------------------------------------------------------------------------
 
 /** @type {import('eslint').Rule.RuleModule} */
-module.exports = {
+const rule = {
   meta: {
     type: 'suggestion',
     docs: {
@@ -71,3 +69,5 @@ module.exports = {
     };
   },
 };
+
+export default rule;

lib/rules/fixer-return.js

@@ -3,21 +3,19 @@
  * @author 薛定谔的猫<[email protected]>
  */
 
-'use strict';
-
 // ------------------------------------------------------------------------------
 // Requirements
 // ------------------------------------------------------------------------------
 
-const utils = require('../utils');
-const { getStaticValue } = require('@eslint-community/eslint-utils');
+import * as utils from '../utils.js';
+import { getStaticValue } from '@eslint-community/eslint-utils';
 
 // ------------------------------------------------------------------------------
 // Rule Definition
 // ------------------------------------------------------------------------------
 
 /** @type {import('eslint').Rule.RuleModule} */
-module.exports = {
+const rule = {
   meta: {
     type: 'problem',
     docs: {
@@ -167,3 +165,5 @@ module.exports = {
     };
   },
 };
+
+export default rule;

lib/rules/meta-property-ordering.js

@@ -2,9 +2,8 @@
  * @fileoverview Enforces the order of meta properties
  */
 
-'use strict';
+import * as utils from '../utils.js';
 
-const utils = require('../utils');
 const { getKeyName, getRuleInfo } = utils;
 
 const defaultOrder = [
@@ -24,7 +23,7 @@ const defaultOrder = [
 // ------------------------------------------------------------------------------
 
 /** @type {import('eslint').Rule.RuleModule} */
-module.exports = {
+const rule = {
   meta: {
     type: 'suggestion',
     docs: {
@@ -111,3 +110,5 @@ module.exports = {
     };
   },
 };
+
+export default rule;

lib/rules/no-deprecated-context-methods.js

@@ -3,9 +3,7 @@
  * @author Teddy Katz
  */
 
-'use strict';
-
-const utils = require('../utils');
+import * as utils from '../utils.js';
 
 const DEPRECATED_PASSTHROUGHS = {
   getSource: 'getText',
@@ -35,7 +33,7 @@ const DEPRECATED_PASSTHROUGHS = {
 // ------------------------------------------------------------------------------
 
 /** @type {import('eslint').Rule.RuleModule} */
-module.exports = {
+const rule = {
   meta: {
     type: 'suggestion',
     docs: {
@@ -96,3 +94,5 @@ module.exports = {
     };
   },
 };
+
+export default rule;

lib/rules/no-deprecated-report-api.js

@@ -3,16 +3,14 @@
  * @author Teddy Katz
  */
 
-'use strict';
-
-const utils = require('../utils');
+import * as utils from '../utils.js';
 
 // ------------------------------------------------------------------------------
 // Rule Definition
 // ------------------------------------------------------------------------------
 
 /** @type {import('eslint').Rule.RuleModule} */
-module.exports = {
+const rule = {
   meta: {
     type: 'suggestion',
     docs: {
@@ -81,3 +79,5 @@ module.exports = {
     };
   },
 };
+
+export default rule;