From f78af95b1ac9415302b297fa90ba80ffce560c36 Mon Sep 17 00:00:00 2001
From: Dup4 <lyuzhi.pan@gmail.com>
Date: Fri, 3 Jun 2022 16:20:36 +0800
Subject: [PATCH] feat: add errorMessageClassNameList

---
 packages/mathjax-render/src/browser/Tex2SVG.ts | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/packages/mathjax-render/src/browser/Tex2SVG.ts b/packages/mathjax-render/src/browser/Tex2SVG.ts
index a142f86..d00d434 100644
--- a/packages/mathjax-render/src/browser/Tex2SVG.ts
+++ b/packages/mathjax-render/src/browser/Tex2SVG.ts
@@ -22,6 +22,7 @@ mathDocument.updateDocument();
 
 export interface Options {
   nodeClassNameList?: string[];
+  errorMessageClassNameList?: string[];
 }
 
 export function Tex2SVG(math: string, display: boolean, options?: Options) {
@@ -53,11 +54,16 @@ export function Tex2SVG(math: string, display: boolean, options?: Options) {
 
     const message = document.createElement("span");
     message.innerText = GenerateErrorMessage(math, display, GetErrorMessage(e));
-    message.style.fontWeight = "bold";
-    message.style.display = "inline-block";
-    message.style.border = "2px solid #000";
-    message.style.padding = "0 4px";
-    message.style.textAlign = "left";
+
+    if (options?.errorMessageClassNameList) {
+      message.classList.add(...options.errorMessageClassNameList);
+    } else {
+      message.style.fontWeight = "bold";
+      message.style.display = "inline-block";
+      message.style.border = "2px solid #000";
+      message.style.padding = "0 4px";
+      message.style.textAlign = "left";
+    }
 
     wrapper.appendChild(message);
     return wrapper;