stash: suggest the correct command line for unknown options.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/git-stash.sh b/git-stash.sh
index 2d691963934c31242512bd4dd349d970c0350243..aa47e541ee4fe55254edc3fb59ef534ba4d5be66 100755 (executable)
--- a/git-stash.sh
+++ b/git-stash.sh
@@ -151,6 +151,7 @@ save_stash () {
                        ;;
                -*)
                        echo "error: unknown option for 'stash save': $1"
+                       echo "       To provide a message, use git stash save -- '$1'"
                        usage
                        ;;
                *)