From 3eb63531d57c7963c20704ffa2086a2539f51378 Mon Sep 17 00:00:00 2001
From: Wizou <11647984+wiz0u@users.noreply.github.com>
Date: Sat, 20 Jul 2024 02:16:27 +0200
Subject: [PATCH] ToMarkdown: fix escaping of '`'

---
 src/Telegram.Bot/Extensions/FormatExtensions.cs | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/Telegram.Bot/Extensions/FormatExtensions.cs b/src/Telegram.Bot/Extensions/FormatExtensions.cs
index e5f87dd67..5b9899b8c 100644
--- a/src/Telegram.Bot/Extensions/FormatExtensions.cs
+++ b/src/Telegram.Bot/Extensions/FormatExtensions.cs
@@ -67,10 +67,12 @@ public static string ToMarkdown(string message, MessageEntity[]? entities)
 			}
 			switch (lastCh = sb[i])
 			{
-				case '_': case '*': case '~': case '`': case '#': case '+': case '-': case '=': case '.': case '!':
+				case '_': case '*': case '~': case '#': case '+': case '-': case '=': case '.': case '!':
 				case '[': case ']': case '(': case ')': case '{': case '}': case '>': case '|': case '\\':
-                    if (closings.Count == 0 || closings[0].md[0] != '`')
-					    sb.Insert(i++, '\\');
+					if (closings.Count != 0 && closings[0].md[0] == '`') break;
+					goto case '`';
+				case '`':
+					sb.Insert(i++, '\\');
 					break;
 			}
 		}