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-rwxr-xr-xgit-stash.sh382
1 files changed, 257 insertions, 125 deletions
diff --git a/git-stash.sh b/git-stash.sh
index 908aab2659..fe4ab28b2e 100755
--- a/git-stash.sh
+++ b/git-stash.sh
@@ -7,17 +7,21 @@ 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 [--patch] [-k|--[no-]keep-index] [-q|--quiet] [<message>]]
+ or: $dashless [save [--patch] [-k|--[no-]keep-index] [-q|--quiet]
+ [-u|--include-untracked] [-a|--all] [<message>]]
or: $dashless clear"
SUBDIRECTORY_OK=Yes
OPTIONS_SPEC=
+START_DIR=`pwd`
. git-sh-setup
+. git-sh-i18n
require_work_tree
cd_to_toplevel
TMP="$GIT_DIR/.git-stash.$$"
-trap 'rm -f "$TMP-*"' 0
+TMPindex=${GIT_INDEX_FILE-"$GIT_DIR/index"}.stash.$$
+trap 'rm -f "$TMP-"* "$TMPindex"' 0
ref_stash=refs/stash
@@ -31,13 +35,20 @@ fi
no_changes () {
git diff-index --quiet --cached HEAD --ignore-submodules -- &&
- git diff-files --quiet --ignore-submodules
+ git diff-files --quiet --ignore-submodules &&
+ (test -z "$untracked" || test -z "$(untracked_files)")
+}
+
+untracked_files () {
+ excl_opt=--exclude-standard
+ test "$untracked" = "all" && excl_opt=
+ git ls-files -o -z $excl_opt
}
clear_stash () {
if test $# != 0
then
- die "git stash clear with parameters is unimplemented"
+ die "$(gettext "git stash clear with parameters is unimplemented")"
fi
if current=$(git rev-parse --verify $ref_stash 2>/dev/null)
then
@@ -47,6 +58,7 @@ clear_stash () {
create_stash () {
stash_msg="$1"
+ untracked="$2"
git update-index -q --refresh
if no_changes
@@ -59,7 +71,7 @@ create_stash () {
then
head=$(git rev-list --oneline -n 1 HEAD --)
else
- die "You do not have the initial commit yet"
+ die "$(gettext "You do not have the initial commit yet")"
fi
if branch=$(git symbolic-ref -q HEAD)
@@ -74,23 +86,41 @@ create_stash () {
i_tree=$(git write-tree) &&
i_commit=$(printf 'index on %s\n' "$msg" |
git commit-tree $i_tree -p $b_commit) ||
- die "Cannot save the current index state"
+ die "$(gettext "Cannot save the current index state")"
+
+ if test -n "$untracked"
+ then
+ # Untracked files are stored by themselves in a parentless commit, for
+ # ease of unpacking later.
+ u_commit=$(
+ untracked_files | (
+ export GIT_INDEX_FILE="$TMPindex"
+ rm -f "$TMPindex" &&
+ git update-index -z --add --remove --stdin &&
+ u_tree=$(git write-tree) &&
+ printf 'untracked files on %s\n' "$msg" | git commit-tree $u_tree &&
+ rm -f "$TMPindex"
+ ) ) || die "Cannot save the untracked files"
+
+ untracked_commit_option="-p $u_commit";
+ else
+ untracked_commit_option=
+ fi
if test -z "$patch_mode"
then
# state of the working tree
w_tree=$( (
- rm -f "$TMP-index" &&
- cp -p ${GIT_INDEX_FILE-"$GIT_DIR/index"} "$TMP-index" &&
- GIT_INDEX_FILE="$TMP-index" &&
+ git read-tree --index-output="$TMPindex" -m $i_tree &&
+ GIT_INDEX_FILE="$TMPindex" &&
export GIT_INDEX_FILE &&
- git read-tree -m $i_tree &&
- git add -u &&
+ git diff --name-only -z HEAD -- >"$TMP-stagenames" &&
+ git update-index -z --add --remove --stdin <"$TMP-stagenames" &&
git write-tree &&
- rm -f "$TMP-index"
+ rm -f "$TMPindex"
) ) ||
- die "Cannot save the current worktree state"
+ die "$(gettext "Cannot save the current worktree state")"
else
@@ -103,14 +133,14 @@ create_stash () {
# state of the working tree
w_tree=$(GIT_INDEX_FILE="$TMP-index" git write-tree) ||
- die "Cannot save the current worktree state"
+ die "$(gettext "Cannot save the current worktree state")"
- git diff-tree -p HEAD $w_tree > "$TMP-patch" &&
+ git diff-tree -p HEAD $w_tree -- >"$TMP-patch" &&
test -s "$TMP-patch" ||
- die "No changes selected"
+ die "$(gettext "No changes selected")"
rm -f "$TMP-index" ||
- die "Cannot remove temporary index (can't happen)"
+ die "$(gettext "Cannot remove temporary index (can't happen)")"
fi
@@ -122,13 +152,14 @@ create_stash () {
stash_msg=$(printf 'On %s: %s' "$branch" "$stash_msg")
fi
w_commit=$(printf '%s\n' "$stash_msg" |
- git commit-tree $w_tree -p $b_commit -p $i_commit) ||
- die "Cannot record working tree state"
+ git commit-tree $w_tree -p $b_commit -p $i_commit $untracked_commit_option) ||
+ die "$(gettext "Cannot record working tree state")"
}
save_stash () {
keep_index=
patch_mode=
+ untracked=
while test $# != 0
do
case "$1" in
@@ -136,22 +167,40 @@ save_stash () {
keep_index=t
;;
--no-keep-index)
- keep_index=
+ keep_index=n
;;
-p|--patch)
patch_mode=t
- keep_index=t
+ # only default to keep if we don't already have an override
+ test -z "$keep_index" && keep_index=t
;;
-q|--quiet)
GIT_QUIET=t
;;
+ -u|--include-untracked)
+ untracked=untracked
+ ;;
+ -a|--all)
+ untracked=all
+ ;;
--)
shift
break
;;
-*)
- echo "error: unknown option for 'stash save': $1"
- echo " To provide a message, use git stash save -- '$1'"
+ option="$1"
+ # TRANSLATORS: $option is an invalid option, like
+ # `--blah-blah'. The 7 spaces at the beginning of the
+ # second line correspond to "error: ". So you should line
+ # up the second line with however many characters the
+ # translation of "error: " takes in your language. E.g. in
+ # English this is:
+ #
+ # $ git stash save --blah-blah 2>&1 | head -n 2
+ # error: unknown option for 'stash save': --blah-blah
+ # To provide a message, use git stash save -- '--blah-blah'
+ eval_gettextln "$("error: unknown option for 'stash save': \$option
+ To provide a message, use git stash save -- '\$option'")"
usage
;;
*)
@@ -161,39 +210,49 @@ save_stash () {
shift
done
+ if test -n "$patch_mode" && test -n "$untracked"
+ then
+ die "Can't use --patch and --include-untracked or --all at the same time"
+ fi
+
stash_msg="$*"
git update-index -q --refresh
if no_changes
then
- say 'No local changes to save'
+ say "$(gettext "No local changes to save")"
exit 0
fi
test -f "$GIT_DIR/logs/$ref_stash" ||
- clear_stash || die "Cannot initialize stash"
+ clear_stash || die "$(gettext "Cannot initialize stash")"
- create_stash "$stash_msg"
+ create_stash "$stash_msg" $untracked
# Make sure the reflog for stash is kept.
: >>"$GIT_DIR/logs/$ref_stash"
git update-ref -m "$stash_msg" $ref_stash $w_commit ||
- die "Cannot save the current status"
+ die "$(gettext "Cannot save the current status")"
say Saved working directory and index state "$stash_msg"
if test -z "$patch_mode"
then
git reset --hard ${GIT_QUIET:+-q}
+ test "$untracked" = "all" && CLEAN_X_OPTION=-x || CLEAN_X_OPTION=
+ if test -n "$untracked"
+ then
+ git clean --force --quiet -d $CLEAN_X_OPTION
+ fi
- if test -n "$keep_index" && test -n $i_tree
+ if test "$keep_index" = "t" && test -n $i_tree
then
git read-tree --reset -u $i_tree
fi
else
git apply -R < "$TMP-patch" ||
- die "Cannot remove worktree changes"
+ die "$(gettext "Cannot remove worktree changes")"
- if test -z "$keep_index"
+ if test "$keep_index" != "t"
then
git reset
fi
@@ -210,77 +269,172 @@ list_stash () {
}
show_stash () {
- have_stash || die 'No stash found'
+ assert_stash_like "$@"
- flags=$(git rev-parse --no-revs --flags "$@")
- if test -z "$flags"
- then
- flags=--stat
- fi
-
- w_commit=$(git rev-parse --quiet --verify --default $ref_stash "$@") &&
- b_commit=$(git rev-parse --quiet --verify "$w_commit^") ||
- die "'$*' is not a stash"
-
- git diff $flags $b_commit $w_commit
+ git diff ${FLAGS:---stat} $b_commit $w_commit
}
-apply_stash () {
- applied_stash=
- unstash_index=
-
- while test $# != 0
+#
+# Parses the remaining options looking for flags and
+# at most one revision defaulting to ${ref_stash}@{0}
+# if none found.
+#
+# Derives related tree and commit objects from the
+# revision, if one is found.
+#
+# stash records the work tree, and is a merge between the
+# base commit (first parent) and the index tree (second parent).
+#
+# REV is set to the symbolic version of the specified stash-like commit
+# IS_STASH_LIKE is non-blank if ${REV} looks like a stash
+# IS_STASH_REF is non-blank if the ${REV} looks like a stash ref
+# s is set to the SHA1 of the stash commit
+# w_commit is set to the commit containing the working tree
+# b_commit is set to the base commit
+# i_commit is set to the commit containing the index tree
+# u_commit is set to the commit containing the untracked files tree
+# w_tree is set to the working tree
+# b_tree is set to the base tree
+# i_tree is set to the index tree
+# u_tree is set to the untracked files tree
+#
+# GIT_QUIET is set to t if -q is specified
+# INDEX_OPTION is set to --index if --index is specified.
+# FLAGS is set to the remaining flags
+#
+# dies if:
+# * too many revisions specified
+# * no revision is specified and there is no stash stack
+# * a revision is specified which cannot be resolve to a SHA1
+# * a non-existent stash reference is specified
+#
+
+parse_flags_and_rev()
+{
+ test "$PARSE_CACHE" = "$*" && return 0 # optimisation
+ PARSE_CACHE="$*"
+
+ IS_STASH_LIKE=
+ IS_STASH_REF=
+ INDEX_OPTION=
+ s=
+ w_commit=
+ b_commit=
+ i_commit=
+ u_commit=
+ w_tree=
+ b_tree=
+ i_tree=
+ u_tree=
+
+ REV=$(git rev-parse --no-flags --symbolic "$@") || exit 1
+
+ FLAGS=
+ for opt
do
- case "$1" in
- --index)
- unstash_index=t
+ case "$opt" in
+ -q|--quiet)
+ GIT_QUIET=-t
;;
- -q|--quiet)
- GIT_QUIET=t
+ --index)
+ INDEX_OPTION=--index
;;
- *)
- break
+ -*)
+ FLAGS="${FLAGS}${FLAGS:+ }$opt"
;;
esac
- shift
done
- if test $# = 0
- then
- have_stash || die 'Nothing to apply'
- applied_stash="$ref_stash@{0}"
- else
- applied_stash="$*"
- fi
+ set -- $REV
+
+ case $# in
+ 0)
+ have_stash || die "$(gettext "No stash found.")"
+ set -- ${ref_stash}@{0}
+ ;;
+ 1)
+ :
+ ;;
+ *)
+ die "$(eval_gettext "Too many revisions specified: \$REV")"
+ ;;
+ esac
+
+ REV=$(git rev-parse --quiet --symbolic --verify $1 2>/dev/null) || {
+ reference="$1"
+ die "$(eval_gettext "\$reference is not valid reference")"
+ }
+
+ i_commit=$(git rev-parse --quiet --verify $REV^2 2>/dev/null) &&
+ set -- $(git rev-parse $REV $REV^1 $REV: $REV^1: $REV^2: 2>/dev/null) &&
+ s=$1 &&
+ w_commit=$1 &&
+ b_commit=$2 &&
+ w_tree=$3 &&
+ b_tree=$4 &&
+ i_tree=$5 &&
+ IS_STASH_LIKE=t &&
+ test "$ref_stash" = "$(git rev-parse --symbolic-full-name "${REV%@*}")" &&
+ IS_STASH_REF=t
+
+ u_commit=$(git rev-parse --quiet --verify $REV^3 2>/dev/null) &&
+ u_tree=$(git rev-parse $REV^3: 2>/dev/null)
+}
+
+is_stash_like()
+{
+ parse_flags_and_rev "$@"
+ test -n "$IS_STASH_LIKE"
+}
+
+assert_stash_like() {
+ is_stash_like "$@" || {
+ args="$*"
+ die "$(eval_gettext "'\$args' is not a stash-like commit")"
+ }
+}
- # stash records the work tree, and is a merge between the
- # base commit (first parent) and the index tree (second parent).
- s=$(git rev-parse --quiet --verify --default $ref_stash "$@") &&
- w_tree=$(git rev-parse --quiet --verify "$s:") &&
- b_tree=$(git rev-parse --quiet --verify "$s^1:") &&
- i_tree=$(git rev-parse --quiet --verify "$s^2:") ||
- die "$*: no valid stashed state found"
+is_stash_ref() {
+ is_stash_like "$@" && test -n "$IS_STASH_REF"
+}
+
+assert_stash_ref() {
+ is_stash_ref "$@" || {
+ args="$*"
+ die "$(eval_gettext "'\$args' is not a stash reference")"
+ }
+}
+
+apply_stash () {
- git update-index -q --refresh &&
- git diff-files --quiet --ignore-submodules ||
- die 'Cannot apply to a dirty working tree, please stage your changes'
+ assert_stash_like "$@"
+
+ git update-index -q --refresh || die "$(gettext "unable to refresh index")"
# current index state
c_tree=$(git write-tree) ||
- die 'Cannot apply a stash in the middle of a merge'
+ die "$(gettext "Cannot apply a stash in the middle of a merge")"
unstashed_index_tree=
- if test -n "$unstash_index" && test "$b_tree" != "$i_tree" &&
+ if test -n "$INDEX_OPTION" && test "$b_tree" != "$i_tree" &&
test "$c_tree" != "$i_tree"
then
git diff-tree --binary $s^2^..$s^2 | git apply --cached
test $? -ne 0 &&
- die 'Conflicts in index. Try without --index.'
+ die "$(gettext "Conflicts in index. Try without --index.")"
unstashed_index_tree=$(git write-tree) ||
- die 'Could not save index tree'
+ die "$(gettext "Could not save index tree")"
git reset
fi
+ if test -n "$u_tree"
+ then
+ GIT_INDEX_FILE="$TMPindex" git-read-tree "$u_tree" &&
+ GIT_INDEX_FILE="$TMPindex" git checkout-index --all &&
+ rm -f "$TMPindex" ||
+ die 'Could not restore untracked files from stash'
+ fi
+
eval "
GITHEAD_$w_tree='Stashed changes' &&
GITHEAD_$c_tree='Updated upstream' &&
@@ -290,7 +444,7 @@ apply_stash () {
if test -n "$GIT_QUIET"
then
- export GIT_MERGE_VERBOSITY=0
+ GIT_MERGE_VERBOSITY=0 && export GIT_MERGE_VERBOSITY
fi
if git merge-recursive $b_tree -- $c_tree $w_tree
then
@@ -303,7 +457,7 @@ apply_stash () {
git diff-index --cached --name-only --diff-filter=A $c_tree >"$a" &&
git read-tree --reset $c_tree &&
git update-index --add --stdin <"$a" ||
- die "Cannot unstage modified files"
+ die "$(gettext "Cannot unstage modified files")"
rm -f "$a"
fi
squelch=
@@ -311,70 +465,51 @@ apply_stash () {
then
squelch='>/dev/null 2>&1'
fi
- eval "git status $squelch" || :
+ (cd "$START_DIR" && eval "git status $squelch") || :
else
# Merge conflict; keep the exit status from merge-recursive
status=$?
- if test -n "$unstash_index"
+ if test -n "$INDEX_OPTION"
then
- echo >&2 'Index was not unstashed.'
+ gettextln "Index was not unstashed." >&2
fi
exit $status
fi
}
-drop_stash () {
- have_stash || die 'No stash entries to drop'
+pop_stash() {
+ assert_stash_ref "$@"
- while test $# != 0
- do
- case "$1" in
- -q|--quiet)
- GIT_QUIET=t
- ;;
- *)
- break
- ;;
- esac
- shift
- done
+ apply_stash "$@" &&
+ drop_stash "$@"
+}
- if test $# = 0
- then
- set x "$ref_stash@{0}"
- shift
- fi
- # Verify supplied argument looks like a stash entry
- s=$(git rev-parse --verify "$@") &&
- git rev-parse --verify "$s:" > /dev/null 2>&1 &&
- git rev-parse --verify "$s^1:" > /dev/null 2>&1 &&
- git rev-parse --verify "$s^2:" > /dev/null 2>&1 ||
- die "$*: not a valid stashed state"
+drop_stash () {
+ assert_stash_ref "$@"
- git reflog delete --updateref --rewrite "$@" &&
- say "Dropped $* ($s)" || die "$*: Could not drop stash entry"
+ git reflog delete --updateref --rewrite "${REV}" &&
+ say "$(eval_gettext "Dropped \${REV} (\$s)")" ||
+ die "$(eval_gettext "\${REV}: Could not drop stash entry")"
# clear_stash if we just dropped the last stash entry
- git rev-parse --verify "$ref_stash@{0}" > /dev/null 2>&1 || clear_stash
+ git rev-parse --verify "$ref_stash@{0}" >/dev/null 2>&1 || clear_stash
}
apply_to_branch () {
- have_stash || die 'Nothing to apply'
-
- test -n "$1" || die 'No branch name specified'
+ test -n "$1" || die "$(gettext "No branch name specified")"
branch=$1
+ shift 1
- if test -z "$2"
- then
- set x "$ref_stash@{0}"
- fi
- stash=$2
+ set -- --index "$@"
+ assert_stash_like "$@"
- git checkout -b $branch $stash^ &&
- apply_stash --index $stash &&
- drop_stash $stash
+ git checkout -b $branch $REV^ &&
+ apply_stash "$@" && {
+ test -z "$IS_STASH_REF" || drop_stash "$@"
+ }
}
+PARSE_CACHE='--not-parsed'
# The default command is "save" if nothing but options are given
seen_non_option=
for opt
@@ -422,10 +557,7 @@ drop)
;;
pop)
shift
- if apply_stash "$@"
- then
- drop_stash "$applied_stash"
- fi
+ pop_stash "$@"
;;
branch)
shift
@@ -435,7 +567,7 @@ branch)
case $# in
0)
save_stash &&
- say '(To restore them type "git stash apply")'
+ say "$(gettext "(To restore them type \"git stash apply\")")"
;;
*)
usage