From cd71eb738947696cae71cb39027996d108221add Mon Sep 17 00:00:00 2001
From: spf13 <steve.francia@gmail.com>
Date: Thu, 24 Oct 2013 16:45:24 -0700
Subject: [PATCH] Watching doesn't built site 2x on write (ignores rename
 events). Also ignores temporary files written by editors.

---
 commands/hugo.go | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/commands/hugo.go b/commands/hugo.go
index 819b5c207..bdd1171c5 100644
--- a/commands/hugo.go
+++ b/commands/hugo.go
@@ -181,7 +181,12 @@ func watchChange(ev *fsnotify.FileEvent) {
 		fmt.Println("Static file changed, syncing\n")
 		utils.CheckErr(copyStatic(), fmt.Sprintf("Error copying static files to %s", Config.GetAbsPath(Config.PublishDir)))
 	} else {
-		fmt.Println("Change detected, rebuilding site\n")
-		utils.StopOnErr(buildSite())
+		if !ev.IsRename() { // Rename is always accompanied by a create or modify
+			// Ignoring temp files created by editors (vim)
+			if !strings.HasSuffix(ev.Name, "~") && !strings.HasSuffix(ev.Name, ".swp") {
+				fmt.Println("Change detected, rebuilding site\n")
+				utils.StopOnErr(buildSite())
+			}
+		}
 	}
 }