Merge branches 'jc/apply', 'lt/ls-tree', 'lt/bisect' and 'lt/merge'

[git.git] / git-grep.sh

diff --git a/git-grep.sh b/git-grep.sh
index e7a35eb..44c1613 100755 (executable)
--- a/git-grep.sh
+++ b/git-grep.sh
@@ -39,5 +39,9 @@ while : ; do
        esac
        shift
 done
+[ "$pattern" ] || {
+       echo >&2 "usage: 'git grep <pattern> [pathspec*]'"
+       exit 1
+}
 git-ls-files -z "${git_flags[@]}" "$@" |
        xargs -0 grep "${flags[@]}" -e "$pattern"