diff options
Diffstat (limited to 'git-stash.sh')
| -rwxr-xr-x | git-stash.sh | 148 |
1 files changed, 110 insertions, 38 deletions
diff --git a/git-stash.sh b/git-stash.sh index 03e589f764..f796c2fe24 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 [--keep-index] [-q|--quiet] [<message>]] + or: $dashless [save [-k|--keep-index] [-q|--quiet] [<message>]] or: $dashless clear" SUBDIRECTORY_OK=Yes @@ -21,6 +21,14 @@ trap 'rm -f "$TMP-*"' 0 ref_stash=refs/stash +if git config --get-colorbool color.interactive; then + help_color="$(git config --get-color color.interactive.help 'red bold')" + reset_color="$(git config --get-color '' reset)" +else + help_color= + reset_color= +fi + no_changes () { git diff-index --quiet --cached HEAD --ignore-submodules -- && git diff-files --quiet --ignore-submodules @@ -68,19 +76,44 @@ create_stash () { git commit-tree $i_tree -p $b_commit) || die "Cannot save the current index state" - # state of the working tree - w_tree=$( ( + 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" && + export GIT_INDEX_FILE && + git read-tree -m $i_tree && + git add -u && + git write-tree && + rm -f "$TMP-index" + ) ) || + die "Cannot save the current worktree state" + + else + rm -f "$TMP-index" && - cp -p ${GIT_INDEX_FILE-"$GIT_DIR/index"} "$TMP-index" && - GIT_INDEX_FILE="$TMP-index" && - export GIT_INDEX_FILE && - git read-tree -m $i_tree && - git add -u && - git write-tree && - rm -f "$TMP-index" - ) ) || + GIT_INDEX_FILE="$TMP-index" git read-tree HEAD && + + # find out what the user wants + GIT_INDEX_FILE="$TMP-index" \ + git add--interactive --patch=stash -- && + + # state of the working tree + w_tree=$(GIT_INDEX_FILE="$TMP-index" git write-tree) || die "Cannot save the current worktree state" + git diff-tree -p HEAD $w_tree > "$TMP-patch" && + test -s "$TMP-patch" || + die "No changes selected" + + rm -f "$TMP-index" || + die "Cannot remove temporary index (can't happen)" + + fi + # create the stash if test -z "$stash_msg" then @@ -95,15 +128,31 @@ create_stash () { save_stash () { keep_index= + patch_mode= while test $# != 0 do case "$1" in - --keep-index) + -k|--keep-index) + keep_index=t + ;; + --no-keep-index) + keep_index= + ;; + -p|--patch) + patch_mode=t keep_index=t ;; -q|--quiet) GIT_QUIET=t ;; + --) + shift + break + ;; + -*) + echo "error: unknown option for 'stash save': $1" + usage + ;; *) break ;; @@ -131,11 +180,22 @@ save_stash () { die "Cannot save the current status" say Saved working directory and index state "$stash_msg" - git reset --hard ${GIT_QUIET:+-q} - - if test -n "$keep_index" && test -n $i_tree + if test -z "$patch_mode" then - git read-tree --reset -u $i_tree + git reset --hard ${GIT_QUIET:+-q} + + if test -n "$keep_index" && test -n $i_tree + then + git read-tree --reset -u $i_tree + fi + else + git apply -R < "$TMP-patch" || + die "Cannot remove worktree changes" + + if test -z "$keep_index" + then + git reset + fi fi } @@ -145,8 +205,7 @@ have_stash () { list_stash () { have_stash || return 0 - git log --no-color --pretty=oneline -g "$@" $ref_stash -- | - sed -n -e 's/^[.0-9a-f]* refs\///p' + git log --format="%gd: %gs" -g "$@" $ref_stash -- } show_stash () { @@ -162,10 +221,6 @@ show_stash () { } 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' - unstash_index= while test $# != 0 @@ -184,18 +239,27 @@ apply_stash () { shift done - # current index state - c_tree=$(git write-tree) || - die 'Cannot apply a stash in the middle of a merge' + if test $# = 0 + then + have_stash || die 'Nothing to apply' + fi # stash records the work tree, and is a merge between the # base commit (first parent) and the index tree (second parent). - s=$(git rev-parse --verify --default $ref_stash "$@") && - w_tree=$(git rev-parse --verify "$s:") && - b_tree=$(git rev-parse --verify "$s^1:") && - i_tree=$(git rev-parse --verify "$s^2:") || + 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 "$*: no valid stashed state found" + git update-index -q --refresh && + git diff-files --quiet --ignore-submodules || + die 'Cannot apply to a dirty working tree, please stage your changes' + + # current index state + c_tree=$(git write-tree) || + die 'Cannot apply a stash in the middle of a merge' + unstashed_index_tree= if test -n "$unstash_index" && test "$b_tree" != "$i_tree" && test "$c_tree" != "$i_tree" @@ -302,15 +366,22 @@ apply_to_branch () { drop_stash $stash } +# The default command is "save" if nothing but options are given +seen_non_option= +for opt +do + case "$opt" in + -*) ;; + *) seen_non_option=t; break ;; + esac +done + +test -n "$seen_non_option" || set "save" "$@" + # Main command set case "$1" in list) shift - if test $# = 0 - then - set x -n 10 - shift - fi list_stash "$@" ;; show) @@ -353,12 +424,13 @@ branch) apply_to_branch "$@" ;; *) - if test $# -eq 0 - then + case $# in + 0) save_stash && say '(To restore them type "git stash apply")' - else + ;; + *) usage - fi + esac ;; esac |