From 3016635f6a6bd23e34461e93cef3e8d861ce4275 Mon Sep 17 00:00:00 2001
From: Sergey Matveev <stargrave@stargrave.org>
Date: Mon, 28 Sep 2015 11:38:32 +0300
Subject: [PATCH] HasPrefix is not necessary before TrimPrefix

---
 daemon.go | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/daemon.go b/daemon.go
index 7af810c..53dde3e 100644
--- a/daemon.go
+++ b/daemon.go
@@ -180,9 +180,8 @@ func (daemon *Daemon) ClientRegister(client *Client, command string, cols []stri
 			return
 		}
 		nickname := cols[1]
-		if (strings.HasPrefix(nickname, ":")) {
-			nickname = strings.TrimPrefix(nickname, ":")
-		}
+		// Compatibility with some clients prepending colons to nickname
+		nickname = strings.TrimPrefix(nickname, ":")
 		for existingClient := range daemon.clients {
 			if existingClient.nickname == nickname {
 				client.ReplyParts("433", "*", nickname, "Nickname is already in use")