From 378ccd17bf623830af4da978d48886ae0b9b5229 Mon Sep 17 00:00:00 2001
From: Lonami Exo <totufals@hotmail.com>
Date: Wed, 25 May 2022 15:31:39 +0200
Subject: [PATCH] Call catch_up before processing updates if the user wants so

---
 telethon/client/updates.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/telethon/client/updates.py b/telethon/client/updates.py
index db5e3f3d..7cfb1e63 100644
--- a/telethon/client/updates.py
+++ b/telethon/client/updates.py
@@ -247,6 +247,11 @@ class UpdateMethods:
 
     async def _update_loop(self: 'TelegramClient'):
         try:
+            if self._catch_up:
+                # User wants to catch up as soon as the client is up and running,
+                # so this is the best place to do it.
+                await self.catch_up()
+
             updates_to_dispatch = deque()
 
             while self.is_connected():