add better handing for usage error

go-jira · Aug 22, 2017 · b235dcc · b235dcc
1 parent 56b1c9d
commit b235dcc
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/cmd/jira/main.go b/cmd/jira/main.go
@@ -271,8 +271,12 @@ func main() {
 		}
 		panic(jiracli.Exit{Code: 1})
 	})
-	_, err := app.Parse(os.Args[1:])
-	if err != nil {
-		log.Fatalf("%s", err)
+	if _, err := app.Parse(os.Args[1:]); err != nil {
+		ctx, _ := app.ParseContext(os.Args[1:])
+		if ctx != nil {
+			app.UsageForContext(ctx)
+		}
+		log.Errorf("Invalid Usage: %s", err)
+		panic(jiracli.Exit{Code: 1})
 	}
 }