Fail properly on missing arguments

commit 0cbf53fa013a73364442d17c58031f83d6457e82
parent 64e7a0df11f5ad336d9b361752235686abc6d24f
Author: Klemens Nanni <kl3@posteo.org>
Date: Sat, 12 Mar 2016 18:16:21 +0100

Fail properly on missing arguments

1 file changed, 2 insertions(+), 1 deletion(-)

tpm

++-

diff --git a/tpm b/tpm
@@ -106,7 +106,8 @@ show() {
 
 ## Parse input
 
-[ $# -gt 2 ] && abort " Too many arguments."
+[ ${#} -eq 0 ] || [ ${#} -gt 2 ] \
+	&& abort "Invalid number of arguments. See 'tpm help'."
 
 case "${1}" in
 	insert|list|remove|show)