From: daiwei <daiwei521@126.com>
Date: Tue, 29 Jul 2025 01:45:45 +0000 (+0800)
Subject: fix: improve namespace handling for SVG and MathML tags
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=fb4207c99996e481e09a6dbd754ff84f82bc08f8;p=thirdparty%2Fvuejs%2Fcore.git

fix: improve namespace handling for SVG and MathML tags
---

diff --git a/packages/compiler-dom/src/parserOptions.ts b/packages/compiler-dom/src/parserOptions.ts
index 7da13bf534..5ee2f99fb3 100644
--- a/packages/compiler-dom/src/parserOptions.ts
+++ b/packages/compiler-dom/src/parserOptions.ts
@@ -24,7 +24,7 @@ export const parserOptions: ParserOptions = {
     let ns = parent ? parent.ns : rootNamespace
     if (parent && ns === Namespaces.MATH_ML) {
       if (parent.tag === 'annotation-xml') {
-        if (tag === 'svg') {
+        if (isSVGTag(tag)) {
           return Namespaces.SVG
         }
         if (
@@ -57,10 +57,10 @@ export const parserOptions: ParserOptions = {
     }
 
     if (ns === Namespaces.HTML) {
-      if (tag === 'svg') {
+      if (isSVGTag(tag)) {
         return Namespaces.SVG
       }
-      if (tag === 'math') {
+      if (isMathMLTag(tag)) {
         return Namespaces.MATH_ML
       }
     }