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-rwxr-xr-xgit-stash.sh21
-rwxr-xr-xt/t3903-stash.sh69
2 files changed, 89 insertions, 1 deletions
diff --git a/git-stash.sh b/git-stash.sh
index 7b1638c68c..eac5551380 100755
--- a/git-stash.sh
+++ b/git-stash.sh
@@ -112,6 +112,13 @@ apply_stash () {
git diff-files --quiet ||
die 'Cannot restore on top of a dirty state'
+ unstash_index=
+ case "$1" in
+ --index)
+ unstash_index=t
+ shift
+ esac
+
# current index state
c_tree=$(git write-tree) ||
die 'Cannot apply a stash in the middle of a merge'
@@ -121,6 +128,15 @@ apply_stash () {
b_tree=$(git rev-parse --verify "$s^:") ||
die "$*: no valid stashed state found"
+ test -z "$unstash_index" || {
+ git diff --binary $s^2^..$s^2 | git apply --cached
+ test $? -ne 0 &&
+ die 'Conflicts in index. Try without --index.'
+ unstashed_index_tree=$(git-write-tree) ||
+ die 'Could not save index tree'
+ git reset
+ }
+
eval "
GITHEAD_$w_tree='Stashed changes' &&
GITHEAD_$c_tree='Updated upstream' &&
@@ -138,9 +154,12 @@ apply_stash () {
die "Cannot unstage modified files"
git-status
rm -f "$a"
+ test -z "$unstash_index" || git read-tree $unstashed_index_tree
else
# Merge conflict; keep the exit status from merge-recursive
- exit
+ status=$?
+ test -z "$unstash_index" || echo 'Index was not unstashed.' >&2
+ exit $status
fi
}
diff --git a/t/t3903-stash.sh b/t/t3903-stash.sh
new file mode 100755
index 0000000000..392ac1c5c5
--- /dev/null
+++ b/t/t3903-stash.sh
@@ -0,0 +1,69 @@
+#!/bin/sh
+#
+# Copyright (c) 2007 Johannes E Schindelin
+#
+
+test_description='Test git-stash'
+
+. ./test-lib.sh
+
+test_expect_success 'stash some dirty working directory' '
+ echo 1 > file &&
+ git add file &&
+ test_tick &&
+ git commit -m initial &&
+ echo 2 > file &&
+ git add file &&
+ echo 3 > file &&
+ test_tick &&
+ git stash &&
+ git diff-files --quiet &&
+ git diff-index --cached --quiet HEAD
+'
+
+cat > expect << EOF
+diff --git a/file b/file
+index 0cfbf08..00750ed 100644
+--- a/file
++++ b/file
+@@ -1 +1 @@
+-2
++3
+EOF
+
+test_expect_success 'parents of stash' '
+ test $(git rev-parse stash^) = $(git rev-parse HEAD) &&
+ git diff stash^2..stash > output &&
+ diff -u output expect
+'
+
+test_expect_success 'apply needs clean working directory' '
+ echo 4 > other-file &&
+ git add other-file &&
+ echo 5 > other-file
+ ! git stash apply
+'
+
+test_expect_success 'apply stashed changes' '
+ git add other-file &&
+ test_tick &&
+ git commit -m other-file &&
+ git stash apply &&
+ test 3 = $(cat file) &&
+ test 1 = $(git show :file) &&
+ test 1 = $(git show HEAD:file)
+'
+
+test_expect_success 'apply stashed changes (including index)' '
+ git reset --hard HEAD^ &&
+ echo 6 > other-file &&
+ git add other-file &&
+ test_tick &&
+ git commit -m other-file &&
+ git stash apply --index &&
+ test 3 = $(cat file) &&
+ test 2 = $(git show :file) &&
+ test 1 = $(git show HEAD:file)
+'
+
+test_done