From 8ddb0bc6edc286a962b8c12480411018f77cf04e Mon Sep 17 00:00:00 2001
From: Henrik Giesel <hengiesel@gmail.com>
Date: Fri, 6 Aug 2021 18:39:08 +0200
Subject: [PATCH] Fix some cases where Mathjax whitespace formatting is
 destroyed

---
 ts/editable/editable-base.scss | 4 ++++
 ts/editor/codable.ts           | 3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/ts/editable/editable-base.scss b/ts/editable/editable-base.scss
index 2c1323d6b..a97fe695f 100644
--- a/ts/editable/editable-base.scss
+++ b/ts/editable/editable-base.scss
@@ -19,6 +19,10 @@ anki-editable {
     }
 }
 
+anki-mathjax {
+    white-space: pre;
+}
+
 p {
     margin-top: 0;
     margin-bottom: 1rem;
diff --git a/ts/editor/codable.ts b/ts/editor/codable.ts
index 88e0477fc..618024ecf 100644
--- a/ts/editor/codable.ts
+++ b/ts/editor/codable.ts
@@ -39,9 +39,10 @@ const codeMirrorOptions = {
 };
 
 const parser = new DOMParser();
+const parseStyle = "<style>anki-mathjax { white-space: pre; }</style>";
 
 function parseHTML(html: string): string {
-    const doc = parser.parseFromString(html, "text/html");
+    const doc = parser.parseFromString(`${parseStyle}${html}`, "text/html");
     return doc.body.innerHTML;
 }