From 8a149b1ed5fd8458dc1a5b60d198e3d7214735bf Mon Sep 17 00:00:00 2001
From: Alex Root Junior <jroot.junior@gmail.com>
Date: Wed, 2 May 2018 18:09:01 +0300
Subject: [PATCH] Add error: MessageTextIsEmpty

---
 aiogram/utils/exceptions.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/aiogram/utils/exceptions.py b/aiogram/utils/exceptions.py
index 99b174a1..cbefa859 100644
--- a/aiogram/utils/exceptions.py
+++ b/aiogram/utils/exceptions.py
@@ -8,6 +8,7 @@ TelegramAPIError
             MessageToForwardNotFound
             MessageToDeleteNotFound
             MessageIdentifierNotSpecified
+            MessageTextIsEmpty
         ChatNotFound
         InvalidQueryID
         InvalidPeerID
@@ -151,7 +152,11 @@ class MessageIdentifierNotSpecified(MessageError):
     match = 'message identifier is not specified'
 
 
-class ChatNotFound(BadRequest, _MatchErrorMixin):
+class MessageTextIsEmpty(MessageError):
+    match = 'Message text is empty'
+
+
+class ChatNotFound(BadRequest):
     match = 'chat not found'