[PATCH 2/3] stash: accept options also when subcommand 'save' is omitted

[Matthieu Moy <Matthieu.Moy@imag.fr>]

This allows in particular 'git stash -k which is shorter than
'git stash save -k', and not ambiguous.

Testcase taken from Johannes Schindelin <johannes.schindelin@gmx.de>.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
---
 Documentation/git-stash.txt |    2 +-
 git-stash.sh                |    8 +++++++-
 t/t3903-stash.sh            |    8 ++++++++
 3 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/Documentation/git-stash.txt b/Documentation/git-stash.txt
index 1b5392a..7e515ce 100644
--- a/Documentation/git-stash.txt
+++ b/Documentation/git-stash.txt
@@ -13,7 +13,7 @@ SYNOPSIS
 'git stash' drop [-q|--quiet] [<stash>]
 'git stash' ( pop | apply ) [--index] [-q|--quiet] [<stash>]
 'git stash' branch <branchname> [<stash>]
-'git stash' [save [--patch] [--[no-]keep-index|-k] [-q|--quiet] [<message>]]
+'git stash' [save] [--patch] [--[no-]keep-index|-k] [-q|--quiet] [<message>]
 'git stash' clear
 'git stash' create
 
diff --git a/git-stash.sh b/git-stash.sh
index 856a2d5..bb36bc7 100755
--- a/git-stash.sh
+++ b/git-stash.sh
@@ -7,7 +7,7 @@ USAGE="list [<options>]
    or: $dashless drop [-q|--quiet] [<stash>]
    or: $dashless ( pop | apply ) [--index] [-q|--quiet] [<stash>]
    or: $dashless branch <branchname> [<stash>]
-   or: $dashless [save [-k|--keep-index] [-q|--quiet] [<message>]]
+   or: $dashless [save] [-k|--keep-index] [-q|--quiet] [<message>]
    or: $dashless clear"
 
 SUBDIRECTORY_OK=Yes
@@ -354,6 +354,12 @@ apply_to_branch () {
 	drop_stash $stash
 }
 
+case "$1" in
+    -*)
+	set "save" "$@"
+	;;
+esac
+
 # Main command set
 case "$1" in
 list)
diff --git a/t/t3903-stash.sh b/t/t3903-stash.sh
index 7a3fb67..0e831e0 100755
--- a/t/t3903-stash.sh
+++ b/t/t3903-stash.sh
@@ -200,4 +200,12 @@ test_expect_success 'drop -q is quiet' '
 	test ! -s output.out
 '
 
+test_expect_success 'stash -k' '
+       echo bar3 > file &&
+       echo bar4 > file2 &&
+       git add file2 &&
+       git stash -k &&
+       test bar,bar4 = $(cat file),$(cat file2)
+'
+
 test_done
-- 
1.6.4.rc2.31.g2d7d7