Use ESM

.remarkrc.js

@@ -1,11 +1,25 @@
-exports.plugins = [
-  require('./packages/remark-preset-lint-recommended'),
-  require('./packages/remark-preset-lint-consistent'),
-  [require('remark-toc'), {tight: true, maxDepth: 2, heading: 'contents'}],
-  require('remark-comment-config'),
-  [require('remark-gfm'), {tablePipeAlign: false}],
-  require('remark-github'),
-  require('remark-validate-links'),
-  require('./script/plugin/list-of-presets'),
-  require('./script/plugin/list-of-rules')
+import remarkPresetLintRecommended from './packages/remark-preset-lint-recommended/index.js'
+import remarkPresetLintConsistent from './packages/remark-preset-lint-consistent/index.js'
+import remarkToc from 'remark-toc'
+import remarkCommentConfig from 'remark-comment-config'
+import remarkGfm from 'remark-gfm'
+import remarkGithub from 'remark-github'
+import remarkValidateLinks from 'remark-validate-links'
+import listOfPresets from './script/plugin/list-of-presets.js'
+import listOfRules from './script/plugin/list-of-rules.js'
+
+const plugins = [
+  remarkPresetLintRecommended,
+  remarkPresetLintConsistent,
+  [remarkToc, {tight: true, maxDepth: 2, heading: 'contents'}],
+  remarkCommentConfig,
+  [remarkGfm, {tablePipeAlign: false}],
+  remarkGithub,
+  remarkValidateLinks,
+  listOfPresets,
+  listOfRules
 ]
+
+const preset = {plugins}
+
+export default preset

package.json

@@ -31,6 +31,7 @@
     "David Chambers <dc@davidchambers.me>",
     "Denis Augsburger <denis.augsburger@simpleen.io> (https://simpleen.io)"
   ],
+  "type": "module",
   "devDependencies": {
     "c8": "^7.0.0",
     "dox": "^0.9.0",

packages/remark-lint-blockquote-indentation/index.js

@@ -45,19 +45,19 @@
  *   9:3: Add 1 space between block quote and content
  */
 
-'use strict'
+import {lintRule} from 'unified-lint-rule'
+import plural from 'pluralize'
+import visit from 'unist-util-visit'
+import position from 'unist-util-position'
+import generated from 'unist-util-generated'
 
-var rule = require('unified-lint-rule')
-var plural = require('pluralize')
-var visit = require('unist-util-visit')
-var position = require('unist-util-position')
-var generated = require('unist-util-generated')
-
-module.exports = rule(
+const remarkLintBlockquoteIndentation = lintRule(
   'remark-lint:blockquote-indentation',
   blockquoteIndentation
 )
 
+export default remarkLintBlockquoteIndentation
+
 function blockquoteIndentation(tree, file, option) {
   var preferred = typeof option === 'number' && !isNaN(option) ? option : null
 

packages/remark-lint-blockquote-indentation/package.json

@@ -22,6 +22,9 @@
   "contributors": [
     "Titus Wormer <tituswormer@gmail.com> (https://wooorm.com)"
   ],
+  "sideEffects": false,
+  "type": "module",
+  "main": "index.js",
   "files": [
     "index.js"
   ],

packages/remark-lint-checkbox-character-style/index.js

@@ -69,18 +69,18 @@
  *   1:1: Incorrect checked checkbox marker `💩`: use either `'x'`, or `'X'`
  */
 
-'use strict'
+import {lintRule} from 'unified-lint-rule'
+import visit from 'unist-util-visit'
+import position from 'unist-util-position'
+import generated from 'unist-util-generated'
 
-var rule = require('unified-lint-rule')
-var visit = require('unist-util-visit')
-var position = require('unist-util-position')
-var generated = require('unist-util-generated')
-
-module.exports = rule(
+const remarkLintCheckboxCharacterStyle = lintRule(
   'remark-lint:checkbox-character-style',
   checkboxCharacterStyle
 )
 
+export default remarkLintCheckboxCharacterStyle
+
 var start = position.start
 var end = position.end
 

packages/remark-lint-checkbox-character-style/package.json

@@ -23,6 +23,9 @@
   "contributors": [
     "Titus Wormer <tituswormer@gmail.com> (https://wooorm.com)"
   ],
+  "sideEffects": false,
+  "type": "module",
+  "main": "index.js",
   "files": [
     "index.js"
   ],

packages/remark-lint-checkbox-content-indent/index.js

@@ -27,19 +27,19 @@
  *   4:7-4:10: Checkboxes should be followed by a single character
  */
 
-'use strict'
+import {lintRule} from 'unified-lint-rule'
+import vfileLocation from 'vfile-location'
+import visit from 'unist-util-visit'
+import position from 'unist-util-position'
+import generated from 'unist-util-generated'
 
-var rule = require('unified-lint-rule')
-var vfileLocation = require('vfile-location')
-var visit = require('unist-util-visit')
-var position = require('unist-util-position')
-var generated = require('unist-util-generated')
-
-module.exports = rule(
+const remarkLintCheckboxContentIndent = lintRule(
   'remark-lint:checkbox-content-indent',
   checkboxContentIndent
 )
 
+export default remarkLintCheckboxContentIndent
+
 var start = position.start
 var end = position.end
 

packages/remark-lint-checkbox-content-indent/package.json

@@ -23,6 +23,9 @@
   "contributors": [
     "Titus Wormer <tituswormer@gmail.com> (https://wooorm.com)"
   ],
+  "sideEffects": false,
+  "type": "module",
+  "main": "index.js",
   "files": [
     "index.js"
   ],

packages/remark-lint-code-block-style/index.js

@@ -92,14 +92,17 @@
  *   1:1: Incorrect code block style `💩`: use either `'consistent'`, `'fenced'`, or `'indented'`
  */
 
-'use strict'
+import {lintRule} from 'unified-lint-rule'
+import visit from 'unist-util-visit'
+import position from 'unist-util-position'
+import generated from 'unist-util-generated'
 
-var rule = require('unified-lint-rule')
-var visit = require('unist-util-visit')
-var position = require('unist-util-position')
-var generated = require('unist-util-generated')
+const remarkLintCodeBlockStyle = lintRule(
+  'remark-lint:code-block-style',
+  codeBlockStyle
+)
 
-module.exports = rule('remark-lint:code-block-style', codeBlockStyle)
+export default remarkLintCodeBlockStyle
 
 var start = position.start
 var end = position.end

packages/remark-lint-code-block-style/package.json

@@ -21,6 +21,9 @@
   "contributors": [
     "Titus Wormer <tituswormer@gmail.com> (https://wooorm.com)"
   ],
+  "sideEffects": false,
+  "type": "module",
+  "main": "index.js",
   "files": [
     "index.js"
   ],

packages/remark-lint-definition-case/index.js

@@ -19,14 +19,17 @@
  *   1:1-1:47: Do not use uppercase characters in definition labels
  */
 
-'use strict'
+import {lintRule} from 'unified-lint-rule'
+import visit from 'unist-util-visit'
+import position from 'unist-util-position'
+import generated from 'unist-util-generated'
 
-var rule = require('unified-lint-rule')
-var visit = require('unist-util-visit')
-var position = require('unist-util-position')
-var generated = require('unist-util-generated')
+const remarkLintDefinitionCase = lintRule(
+  'remark-lint:definition-case',
+  definitionCase
+)
 
-module.exports = rule('remark-lint:definition-case', definitionCase)
+export default remarkLintDefinitionCase
 
 var label = /^\s*\[((?:\\[\s\S]|[^[\]])+)]/
 var reason = 'Do not use uppercase characters in definition labels'

packages/remark-lint-definition-case/package.json

@@ -21,6 +21,9 @@
   "contributors": [
     "Titus Wormer <tituswormer@gmail.com> (https://wooorm.com)"
   ],
+  "sideEffects": false,
+  "type": "module",
+  "main": "index.js",
   "files": [
     "index.js"
   ],

packages/remark-lint-definition-spacing/index.js

@@ -19,14 +19,17 @@
  *   1:1-1:57: Do not use consecutive whitespace in definition labels
  */
 
-'use strict'
+import {lintRule} from 'unified-lint-rule'
+import visit from 'unist-util-visit'
+import position from 'unist-util-position'
+import generated from 'unist-util-generated'
 
-var rule = require('unified-lint-rule')
-var visit = require('unist-util-visit')
-var position = require('unist-util-position')
-var generated = require('unist-util-generated')
+const remarkLintDefinitionSpacing = lintRule(
+  'remark-lint:definition-spacing',
+  definitionSpacing
+)
 
-module.exports = rule('remark-lint:definition-spacing', definitionSpacing)
+export default remarkLintDefinitionSpacing
 
 var label = /^\s*\[((?:\\[\s\S]|[^[\]])+)]/
 var reason = 'Do not use consecutive whitespace in definition labels'

packages/remark-lint-definition-spacing/package.json

@@ -21,6 +21,9 @@
   "contributors": [
     "Titus Wormer <tituswormer@gmail.com> (https://wooorm.com)"
   ],
+  "sideEffects": false,
+  "type": "module",
+  "main": "index.js",
   "files": [
     "index.js"
   ],

packages/remark-lint-emphasis-marker/index.js

@@ -60,14 +60,17 @@
  *   1:1: Incorrect emphasis marker `💩`: use either `'consistent'`, `'*'`, or `'_'`
  */
 
-'use strict'
+import {lintRule} from 'unified-lint-rule'
+import visit from 'unist-util-visit'
+import position from 'unist-util-position'
+import generated from 'unist-util-generated'
 
-var rule = require('unified-lint-rule')
-var visit = require('unist-util-visit')
-var position = require('unist-util-position')
-var generated = require('unist-util-generated')
+const remarkLintEmphasisMarker = lintRule(
+  'remark-lint:emphasis-marker',
+  emphasisMarker
+)
 
-module.exports = rule('remark-lint:emphasis-marker', emphasisMarker)
+export default remarkLintEmphasisMarker
 
 var markers = {null: true, '*': true, _: true}
 

packages/remark-lint-emphasis-marker/package.json

@@ -21,6 +21,9 @@
   "contributors": [
     "Titus Wormer <tituswormer@gmail.com> (https://wooorm.com)"
   ],
+  "sideEffects": false,
+  "type": "module",
+  "main": "index.js",
   "files": [
     "index.js"
   ],

packages/remark-lint-fenced-code-flag/index.js

@@ -64,14 +64,17 @@
  *   1:1-3:4: Incorrect code language flag
  */
 
-'use strict'
+import {lintRule} from 'unified-lint-rule'
+import visit from 'unist-util-visit'
+import position from 'unist-util-position'
+import generated from 'unist-util-generated'
 
-var rule = require('unified-lint-rule')
-var visit = require('unist-util-visit')
-var position = require('unist-util-position')
-var generated = require('unist-util-generated')
+const remarkLintFencedCodeFlag = lintRule(
+  'remark-lint:fenced-code-flag',
+  fencedCodeFlag
+)
 
-module.exports = rule('remark-lint:fenced-code-flag', fencedCodeFlag)
+export default remarkLintFencedCodeFlag
 
 var start = position.start
 var end = position.end

packages/remark-lint-fenced-code-flag/package.json

@@ -23,6 +23,9 @@
   "contributors": [
     "Titus Wormer <tituswormer@gmail.com> (https://wooorm.com)"
   ],
+  "sideEffects": false,
+  "type": "module",
+  "main": "index.js",
   "files": [
     "index.js"
   ],

packages/remark-lint-fenced-code-flag/readme.md

@@ -27,7 +27,7 @@ This rule is included in the following presets:
 
 | Preset | Setting |
 | - | - |
-| [`remark-preset-lint-markdown-style-guide`](https://github.com/remarkjs/remark-lint/tree/main/packages/remark-preset-lint-markdown-style-guide) | `{allowEmpty: false}` |
+| [`remark-preset-lint-markdown-style-guide`](https://github.com/remarkjs/remark-lint/tree/main/packages/remark-preset-lint-markdown-style-guide) | `{ allowEmpty: false }` |
 
 ## Example
 

packages/remark-lint-fenced-code-marker/index.js

@@ -81,14 +81,17 @@
  *   1:1: Incorrect fenced code marker `💩`: use either `'consistent'`, `` '`' ``, or `'~'`
  */
 
-'use strict'
+import {lintRule} from 'unified-lint-rule'
+import visit from 'unist-util-visit'
+import position from 'unist-util-position'
+import generated from 'unist-util-generated'
 
-var rule = require('unified-lint-rule')
-var visit = require('unist-util-visit')
-var position = require('unist-util-position')
-var generated = require('unist-util-generated')
+const remarkLintFencedCodeMarker = lintRule(
+  'remark-lint:fenced-code-marker',
+  fencedCodeMarker
+)
 
-module.exports = rule('remark-lint:fenced-code-marker', fencedCodeMarker)
+export default remarkLintFencedCodeMarker
 
 var markers = {
   '`': true,

packages/remark-lint-fenced-code-marker/package.json

@@ -22,6 +22,9 @@
   "contributors": [
     "Titus Wormer <tituswormer@gmail.com> (https://wooorm.com)"
   ],
+  "sideEffects": false,
+  "type": "module",
+  "main": "index.js",
   "files": [
     "index.js"
   ],

packages/remark-lint-file-extension/index.js

@@ -22,11 +22,14 @@
  * @example {"name": "readme.mkd", "setting": "mkd"}
  */
 
-'use strict'
+import {lintRule} from 'unified-lint-rule'
 
-var rule = require('unified-lint-rule')
+const remarkLintFileExtension = lintRule(
+  'remark-lint:file-extension',
+  fileExtension
+)
 
-module.exports = rule('remark-lint:file-extension', fileExtension)
+export default remarkLintFileExtension
 
 function fileExtension(tree, file, option) {
   var ext = file.extname

packages/remark-lint-file-extension/package.json

@@ -22,6 +22,9 @@
   "contributors": [
     "Titus Wormer <tituswormer@gmail.com> (https://wooorm.com)"
   ],
+  "sideEffects": false,
+  "type": "module",
+  "main": "index.js",
   "files": [
     "index.js"
   ],