From b6ac3462381bb96a3d781bf8a9be710b26e3c3f9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Peter=20M=C3=BCller?= <peter@crycode.de>
Date: Mon, 1 Apr 2024 17:25:45 +0200
Subject: [PATCH] Added filter marked:use for direct access to the marked.use
 function (#273)

---
 README.md       | 11 +++++++++++
 lib/renderer.js |  3 +++
 2 files changed, 14 insertions(+)

diff --git a/README.md b/README.md
index bd6cbcd..4a1b6d4 100644
--- a/README.md
+++ b/README.md
@@ -268,6 +268,17 @@ hexo.extend.filter.register('marked:extensions', function(extensions) {
 });
 ```
 
+You may also get access to `marked.use` function.
+For example to use the [marked-alert](https://github.com/bent10/marked-extensions/tree/main/packages/alert) extention wich also provides a `walkTokens` functions:
+
+```js
+const markedAlert = require('marked-alert');
+
+hexo.extend.filter.register('marked:use', function (markedUse) {
+  markedUse(markedAlert());
+});
+```
+
 [Markdown]: https://daringfireball.net/projects/markdown/
 [marked]: https://github.com/chjj/marked
 [PHP Markdown Extra]: https://michelf.ca/projects/php-markdown/extra/#def-list
diff --git a/lib/renderer.js b/lib/renderer.js
index 8a206c4..92ef7f7 100644
--- a/lib/renderer.js
+++ b/lib/renderer.js
@@ -209,6 +209,9 @@ module.exports = function(data, options) {
   const { prependRoot, postAsset, dompurify } = markedCfg;
   const { path, text } = data;
 
+  // exec filter to extend marked
+  this.execFilterSync('marked:use', marked.use, { context: this });
+
   // exec filter to extend renderer.
   const renderer = new Renderer(this);
   this.execFilterSync('marked:renderer', renderer, { context: this });