From 7208be7b3bc2ab9943369a8c67b0088ec1d55b10 Mon Sep 17 00:00:00 2001
From: Diego Beraldin <diego.beraldin@gmail.com>
Date: Mon, 17 Jun 2024 13:28:21 +0200
Subject: [PATCH] fix: workaround for dollar sign in markdown (#996)

---
 .../raccoonforlemmy/core/markdown/Utils.kt            | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/core/markdown/src/commonMain/kotlin/com/github/diegoberaldin/raccoonforlemmy/core/markdown/Utils.kt b/core/markdown/src/commonMain/kotlin/com/github/diegoberaldin/raccoonforlemmy/core/markdown/Utils.kt
index 73c3297a2..e14aa30a4 100644
--- a/core/markdown/src/commonMain/kotlin/com/github/diegoberaldin/raccoonforlemmy/core/markdown/Utils.kt
+++ b/core/markdown/src/commonMain/kotlin/com/github/diegoberaldin/raccoonforlemmy/core/markdown/Utils.kt
@@ -18,11 +18,13 @@ internal fun ASTNode.findChildOfTypeRecursive(type: IElementType): ASTNode? {
 }
 
 internal fun String.sanitize(): String =
-    this.removeEntities()
+    this
+        .removeEntities()
         .spoilerFixUp()
         .quoteFixUp()
         .expandLemmyHandles()
         .cleanupEscapes()
+        .dollarSignFixUp()
         .emptyLinkFixup()
 
 private fun String.removeEntities(): String =
@@ -80,9 +82,12 @@ private fun String.quoteFixUp(): String =
         finalLines.joinToString("\n")
     }
 
-private fun String.expandLemmyHandles(): String =
-    LemmyLinkRegex.lemmyHandle.replace(this, "[$1@$2](!$1@$2)")
+private fun String.expandLemmyHandles(): String = LemmyLinkRegex.lemmyHandle.replace(this, "[$1@$2](!$1@$2)")
 
 private fun String.cleanupEscapes(): String = replace("\\#", "#")
 
+private fun String.dollarSignFixUp(): String =
+    // due to a bug in how the renderer builds annotated strings, replace with full width dollar sign
+    replace("$", "\uff04")
+
 private fun String.emptyLinkFixup(): String = replace("[]()", "")