From 364f192178506e26b9e39131b44e0b3c6b4f4a70 Mon Sep 17 00:00:00 2001
From: vcaesar <vzvway@gmail.com>
Date: Fri, 8 Feb 2019 08:45:36 -0400
Subject: [PATCH] update code style and godoc

---
 robotgo_unix.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/robotgo_unix.go b/robotgo_unix.go
index eadd56f..b1e6d62 100644
--- a/robotgo_unix.go
+++ b/robotgo_unix.go
@@ -96,7 +96,7 @@ func ActivePID(pid int32, args ...int) error {
 	return nil
 }
 
-// GetXId get the xid
+// GetXId get the xid return window and error
 func GetXId(xu *xgbutil.XUtil, pid int32) (xproto.Window, error) {
 	if xu == nil {
 		var err error
@@ -123,6 +123,7 @@ func GetXidFromPid(xu *xgbutil.XUtil, pid int32) (xproto.Window, error) {
 		if err != nil {
 			return 0, err
 		}
+
 		if uint(pid) == wmPid {
 			return window, nil
 		}