keep help on stdout unless error

eloff · Dec 27, 2013 · 5461bd1 · 5461bd1
1 parent 18a3723
commit 5461bd1
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/bin/moonc b/bin/moonc
@@ -40,12 +40,16 @@ if opts.v then
 end
 
 function print_help(err)
+	local help_msg = help:format(arg[0])
+
 	if err then
 		io.stderr:write("Error: ".. err .. "\n")
+		io.stderr:write(help_msg .. "\n")
+		os.exit(1)
+	else
+		print(help_msg)
+		os.exit(0)
 	end
-
-	io.stderr:write(help:format(arg[0]) .. "\n")
-	os.exit(1)
 end
 
 function mkdir(path)