From bd1a47dfea8368c5f8cb3b9aee154631eb07bb8b Mon Sep 17 00:00:00 2001
From: Alan Shreve <alan@inconshreveable.com>
Date: Fri, 8 Nov 2013 21:31:55 +0200
Subject: [PATCH] be more helpful on no-argument invocation

---
 go-bindata/main.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/go-bindata/main.go b/go-bindata/main.go
index 3537004..77a3185 100644
--- a/go-bindata/main.go
+++ b/go-bindata/main.go
@@ -54,7 +54,8 @@ func parseArgs() *bindata.Config {
 
 	// Make sure we have in/output paths.
 	if flag.NArg() == 0 {
-		fmt.Fprintf(os.Stderr, "Missing input path.\n")
+		fmt.Fprintf(os.Stderr, "Missing <input dir>\n\n")
+		flag.Usage()
 		os.Exit(1)
 	}