Use textwrap.shorten instead of custom function

This applies to the help channel DM embed, where the user is sent a
truncated version of their message.

2 files changed, 4 insertions, 11 deletions

diff --git a/bot/exts/help_channels/_message.py b/bot/exts/help_channels/_message.py
index 95aca067a..4113e51c5 100644
--- a/bot/exts/help_channels/_message.py
+++ b/bot/exts/help_channels/_message.py
@@ -1,4 +1,5 @@
 import logging
+import textwrap
 import typing as t
 from datetime import datetime
 
@@ -8,7 +9,6 @@ import bot
 from bot import constants
 from bot.exts.help_channels import _caches
 from bot.utils.channel import is_in_category
-from bot.utils.messages import truncate_message
 
 log = logging.getLogger(__name__)
 
@@ -108,7 +108,9 @@ async def dm_on_open(message: discord.Message) -> None:
 
     embed.set_thumbnail(url=constants.Icons.green_questionmark)
     embed.add_field(
-        name="Your message", value=truncate_message(message, limit=100), inline=False
+        name="Your message",
+        value=textwrap.shorten(message.content, width=100, placeholder="..."),
+        inline=False,
     )
     embed.add_field(
         name="Conversation",
diff --git a/bot/utils/messages.py b/bot/utils/messages.py
index c01fa5d0e..077dd9569 100644
--- a/bot/utils/messages.py
+++ b/bot/utils/messages.py
@@ -154,12 +154,3 @@ async def send_denial(ctx: Context, reason: str) -> None:
 def format_user(user: discord.abc.User) -> str:
     """Return a string for `user` which has their mention and ID."""
     return f"{user.mention} (`{user.id}`)"
-
-
-def truncate_message(message: discord.Message, limit: int) -> str:
-    """Returns a truncated version of the message content, up to the specified limit."""
-    text = message.content
-    if len(text) > limit:
-        return text[:limit-3] + "..."
-    else:
-        return text