From 15600d060dbe10ee73522cf1f7753501d2962c95 Mon Sep 17 00:00:00 2001
From: PoseidonLi0514 <adehcby@gmail.com>
Date: Wed, 4 Mar 2026 00:30:47 +0800
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20fix(markdown):=20add=20remarkMat?=
 =?UTF-8?q?h=20and=20remarkCjkFriendly=20to=20formatMarkdown=20to=20preven?=
 =?UTF-8?q?t=20underscore=20escaping=20in=20math=20formulas?=
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---
 src/plugins/markdown/data-source/markdown-data-source.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/plugins/markdown/data-source/markdown-data-source.ts b/src/plugins/markdown/data-source/markdown-data-source.ts
index f243456f..96c4cf24 100644
--- a/src/plugins/markdown/data-source/markdown-data-source.ts
+++ b/src/plugins/markdown/data-source/markdown-data-source.ts
@@ -16,7 +16,9 @@ import {
   $isTextNode,
 } from 'lexical';
 import { remark } from 'remark';
+import remarkCjkFriendly from 'remark-cjk-friendly';
 import remarkGfm from 'remark-gfm';
+import remarkMath from 'remark-math';
 
 import { DataSource } from '@/editor-kernel';
 import type { IWriteOptions } from '@/editor-kernel/data-source';
@@ -33,6 +35,8 @@ export default class MarkdownDataSource extends DataSource {
   private formatMarkdown(markdown: string): string {
     try {
       const result = remark()
+        .use(remarkCjkFriendly)
+        .use(remarkMath)
         .use([[remarkGfm, { singleTilde: false }]])
         .data('settings', {
           bullet: '-',