Print help if CSV is not specified

Signed-off-by: Igor Shishkin <[email protected]>
teran · Jan 7, 2020 · d264a4f · d264a4f
1 parent 88cddfc
commit d264a4f
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/cmd/tagger/main.go b/cmd/tagger/main.go
@@ -51,6 +51,11 @@ func main() {
 		os.Exit(1)
 	}
 
+	if f.GetCSVPath() == "" {
+		f.PrintUsageString()
+		os.Exit(1)
+	}
+
 	lookupTzFn := func(cID uint8) *time.Location {
 		tzname := cfg.GetTimezoneByCameraID(cID)
 		location, err := time.LoadLocation(tzname)
@@ -62,10 +67,6 @@ func main() {
 		return location
 	}
 
-	if f.GetCSVPath() == "" {
-		log.Fatal("CSV file is required to specify")
-	}
-
 	t, err := parser.New(f.GetCSVPath(), cfg.GetTimestampFormat().TimeLayout(), lookupTzFn)
 	if err != nil {
 		log.Fatalf("error initializing CSV parser: %s", err)