Convert to an ECMAScript module.

.gitattributes

@@ -1 +1 @@
-markdownlint-cli2.js eol=lf
+markdownlint-cli2-bin.mjs eol=lf

.github/workflows/ci.yml

@@ -76,7 +76,7 @@ jobs:
     - name: Install markdownlint-cli2 dependencies locally
       run: sudo npm install --no-package-lock --production
     - name: Lint with formatters
-      run: node ./markdownlint-cli2 CONTRIBUTING.md README.md
+      run: node ./markdownlint-cli2-bin.mjs CONTRIBUTING.md README.md
 
   lint-dockerfile:
     runs-on: ubuntu-latest

.github/workflows/sarif.yml

@@ -18,7 +18,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - run: npm install --no-package-lock
-    - run: node markdownlint-cli2.js --config .github/sarif.markdownlint-cli2.jsonc '**/README.md' '#node_modules'
+    - run: node markdownlint-cli2-bin.mjs --config .github/sarif.markdownlint-cli2.jsonc '**/README.md' '#node_modules'
       continue-on-error: true
     - uses: github/codeql-action/upload-sarif@v3
       with:

.gitignore

@@ -4,5 +4,5 @@ npm-debug.log
 !test/customRules/node_modules
 !test/markdownItPlugins/module/node_modules
 !test/outputFormatters-module/node_modules
-webworker/markdownlint-cli2-webworker.js
-webworker/setImmediate.js
+webworker/markdownlint-cli2-webworker.cjs
+webworker/setImmediate.cjs

append-to-array.js → append-to-array.mjs

@@ -1,7 +1,5 @@
 // @ts-check
 
-"use strict";
-
 const sliceSize = 1000;
 
 /**
@@ -21,5 +19,4 @@ const appendToArray = (destination, source) => {
   }
 };
 
-appendToArray.sliceSize = sliceSize;
-module.exports = appendToArray;
+export { appendToArray as default, sliceSize };

doc/OutputFormatters.md

@@ -63,4 +63,4 @@ For a `.markdownlint-cli2.jsonc` like:
 [formatter-junit]: ../formatter-junit/markdownlint-cli2-formatter-junit.js
 [formatter-sarif]: ../formatter-sarif/markdownlint-cli2-formatter-sarif.js
 [markdownlint-cli2-formatter]: https://www.npmjs.com/search?q=keywords:markdownlint-cli2-formatter
-[markdownlint-d-ts]: https://github.com/DavidAnson/markdownlint/blob/v0.36.1/lib/markdownlint.d.ts
+[markdownlint-d-ts]: https://github.com/DavidAnson/markdownlint/blob/v0.37.0/lib/markdownlint.d.mts

eslint.config.mjs

@@ -21,14 +21,11 @@ export default [
   {
     "ignores": [
       "test/*/**",
-      "webworker/markdownlint-cli2-webworker.js",
-      "webworker/setImmediate.js"
+      "webworker/markdownlint-cli2-webworker.cjs",
+      "webworker/setImmediate.cjs"
     ]
   },
   {
-    "languageOptions": {
-      "sourceType": "commonjs"
-    },
     "linterOptions": {
       "reportUnusedDisableDirectives": true
     },
@@ -60,18 +57,27 @@ export default [
       "@stylistic/padded-blocks": "off",
 
       "unicorn/no-null": "off",
-      "unicorn/prefer-module": "off",
       "unicorn/prefer-string-raw": "off",
       "unicorn/prefer-string-replace-all": "off",
       "unicorn/prevent-abbreviations": "off"
     }
   },
   {
     "files": [
-      "**/*.mjs"
+      "**/*-formatter-*.js",
+      "webworker/*.cjs"
     ],
     "languageOptions": {
-      "sourceType": "module"
+      "sourceType": "commonjs",
+      "globals": {
+        "__dirname": "readonly",
+        "__filename": "readonly",
+        "module": "readonly",
+        "require": "readonly"
+      }
+    },
+    "rules": {
+      "unicorn/prefer-module": "off"
     }
   }
 ];

export-markdownlint-helpers.mjs

@@ -0,0 +1,3 @@
+// @ts-check
+
+export { default } from "markdownlint/helpers";

export-markdownlint-promise.mjs

@@ -0,0 +1,3 @@
+// @ts-check
+
+export * from "markdownlint/promise";

export-markdownlint.mjs

@@ -0,0 +1,3 @@
+// @ts-check
+
+export * from "markdownlint";

markdownlint-cli2-bin.mjs

@@ -0,0 +1,16 @@
+#!/usr/bin/env node
+
+import { "main" as markdownlintCli2 } from "./markdownlint-cli2.mjs";
+
+const params = {
+  "argv": process.argv.slice(2),
+  "logMessage": console.log,
+  "logError": console.error,
+  "allowStdin": true
+};
+try {
+  process.exitCode = await markdownlintCli2(params);
+} catch (error) {
+  console.error(error);
+  process.exitCode = 2;
+}