From 9af0e54cd377965053c8bd77857eac4c27b30d70 Mon Sep 17 00:00:00 2001
From: MusicOnline <39178127+MusicOnline@users.noreply.github.com>
Date: Sun, 16 Sep 2018 23:27:42 +0800
Subject: [PATCH] Correct ClientException message raised in invocation hooks.

For when the hooks are not coroutines.
---
 discord/ext/commands/bot.py  | 4 ++--
 discord/ext/commands/core.py | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/discord/ext/commands/bot.py b/discord/ext/commands/bot.py
index b90f5dce9..15999455b 100644
--- a/discord/ext/commands/bot.py
+++ b/discord/ext/commands/bot.py
@@ -387,7 +387,7 @@ class BotBase(GroupMixin):
             The coroutine is not actually a coroutine.
         """
         if not asyncio.iscoroutinefunction(coro):
-            raise discord.ClientException('The error handler must be a coroutine.')
+            raise discord.ClientException('The pre-invoke hook must be a coroutine.')
 
         self._before_invoke = coro
         return coro
@@ -420,7 +420,7 @@ class BotBase(GroupMixin):
             The coroutine is not actually a coroutine.
         """
         if not asyncio.iscoroutinefunction(coro):
-            raise discord.ClientException('The error handler must be a coroutine.')
+            raise discord.ClientException('The post-invoke hook must be a coroutine.')
 
         self._after_invoke = coro
         return coro
diff --git a/discord/ext/commands/core.py b/discord/ext/commands/core.py
index 5ea2700d3..930b1a07a 100644
--- a/discord/ext/commands/core.py
+++ b/discord/ext/commands/core.py
@@ -612,7 +612,7 @@ class Command:
             The coroutine is not actually a coroutine.
         """
         if not asyncio.iscoroutinefunction(coro):
-            raise discord.ClientException('The error handler must be a coroutine.')
+            raise discord.ClientException('The pre-invoke hook must be a coroutine.')
 
         self._before_invoke = coro
         return coro
@@ -639,7 +639,7 @@ class Command:
             The coroutine is not actually a coroutine.
         """
         if not asyncio.iscoroutinefunction(coro):
-            raise discord.ClientException('The error handler must be a coroutine.')
+            raise discord.ClientException('The post-invoke hook must be a coroutine.')
 
         self._after_invoke = coro
         return coro