Fixed /shoutout command not working with usernames starting with @'s (e.g. /shoutout @forsen) (#4800)

CHANGELOG.md

@@ -3,6 +3,7 @@
 ## Unversioned
 
 - Bugfix: Fixed a data race when disconnecting from Twitch PubSub. (#4771)
+- Bugfix: Fixed `/shoutout` command not working with usernames starting with @'s (e.g. `/shoutout @forsen`). (#4800)
 - Dev: Fixed UTF16 encoding of `modes` file for the installer. (#4791)
 - Dev: Temporarily disable High DPI scaling on Qt6 builds on Windows. (#4767)
 - Dev: Tests now run on Ubuntu 22.04 instead of 20.04 to loosen C++ restrictions in tests. (#4774)

src/controllers/commands/builtin/twitch/Shoutout.cpp

@@ -7,6 +7,7 @@
 #include "providers/twitch/api/Helix.hpp"
 #include "providers/twitch/TwitchAccount.hpp"
 #include "providers/twitch/TwitchChannel.hpp"
+#include "util/Twitch.hpp"
 
 namespace chatterino::commands {
 
@@ -39,7 +40,8 @@ QString sendShoutout(const CommandContext &ctx)
         return "";
     }
 
-    const auto target = words->at(1);
+    auto target = words->at(1);
+    stripChannelName(target);
 
     using Error = HelixSendShoutoutError;