Remove unnecessary string concatenation

dogtools · Jan 22, 2017 · ead3340 · ead3340
1 parent efcfb59
commit ead3340
Showing 1 changed file with 5 additions and 6 deletions.
diff --git a/chain.go b/chain.go
@@ -134,21 +134,20 @@ func (taskChain *TaskChain) Run() error {
 }
 
 // formatDuration is a time formatter.
-func formatDuration(d time.Duration) (s string) {
-	timeMsg := ""
+func formatDuration(d time.Duration) (timeMsg string) {
 
 	if d.Hours() > 1.0 {
-		timeMsg += fmt.Sprintf("%1.0fh", d.Hours())
+		timeMsg = fmt.Sprintf("%1.0fh", d.Hours())
 	}
 
 	if d.Minutes() > 1.0 {
-		timeMsg += fmt.Sprintf("%1.0fm", d.Minutes())
+		timeMsg = fmt.Sprintf("%1.0fm", d.Minutes())
 	}
 
 	if d.Seconds() > 1.0 {
-		timeMsg += fmt.Sprintf("%1.0fs", d.Seconds())
+		timeMsg = fmt.Sprintf("%1.0fs", d.Seconds())
 	} else {
-		timeMsg += fmt.Sprintf("%1.3fs", d.Seconds())
+		timeMsg = fmt.Sprintf("%1.3fs", d.Seconds())
 	}
 
 	return timeMsg