6 use Git qw(unquote_path);
9 binmode(STDOUT, ":raw");
11 my $repo = Git->repository();
13 my $menu_use_color = $repo->get_colorbool('color.interactive');
14 my ($prompt_color, $header_color, $help_color) =
16 $repo->get_color('color.interactive.prompt', 'bold blue'),
17 $repo->get_color('color.interactive.header', 'bold'),
18 $repo->get_color('color.interactive.help', 'red bold'),
21 if ($menu_use_color) {
22 my $help_color_spec = ($repo->config('color.interactive.help') or
24 $error_color = $repo->get_color('color.interactive.error',
28 my $diff_use_color = $repo->get_colorbool('color.diff');
29 my ($fraginfo_color) =
31 $repo->get_color('color.diff.frag', 'cyan'),
33 my ($diff_plain_color) =
35 $repo->get_color('color.diff.plain', ''),
37 my ($diff_old_color) =
39 $repo->get_color('color.diff.old', 'red'),
41 my ($diff_new_color) =
43 $repo->get_color('color.diff.new', 'green'),
46 my $normal_color = $repo->get_color("", "reset");
48 my $diff_algorithm = $repo->config('diff.algorithm');
49 my $diff_filter = $repo->config('interactive.difffilter');
57 if ($repo->config_bool("interactive.singlekey")) {
59 require Term::ReadKey;
60 Term::ReadKey->import;
64 print STDERR "missing Term::ReadKey, disabling interactive.singlekey\n";
68 my $termcap = Term::Cap->Tgetent;
69 foreach (values %$termcap) {
70 $term_escapes{$_} = 1 if /^\e/;
78 my $string = join("", @_);
81 # Put a color code at the beginning of each line, a reset at the end
82 # color after newlines that are not at the end of the string
83 $string =~ s/(\n+)(.)/$1$color$2/g;
84 # reset before newlines
85 $string =~ s/(\n+)/$normal_color$1/g;
86 # codes at beginning and end (if necessary):
87 $string =~ s/^/$color/;
88 $string =~ s/$/$normal_color/ unless $string =~ /\n$/;
93 # command line options
96 my $patch_mode_revision;
99 sub apply_patch_for_checkout_commit;
100 sub apply_patch_for_stash;
104 DIFF => 'diff-files -p',
105 APPLY => sub { apply_patch 'apply --cached', @_; },
106 APPLY_CHECK => 'apply --cached',
107 FILTER => 'file-only',
111 DIFF => 'diff-index -p HEAD',
112 APPLY => sub { apply_patch 'apply --cached', @_; },
113 APPLY_CHECK => 'apply --cached',
118 DIFF => 'diff-index -p --cached',
119 APPLY => sub { apply_patch 'apply -R --cached', @_; },
120 APPLY_CHECK => 'apply -R --cached',
121 FILTER => 'index-only',
125 DIFF => 'diff-index -R -p --cached',
126 APPLY => sub { apply_patch 'apply --cached', @_; },
127 APPLY_CHECK => 'apply --cached',
128 FILTER => 'index-only',
131 'checkout_index' => {
132 DIFF => 'diff-files -p',
133 APPLY => sub { apply_patch 'apply -R', @_; },
134 APPLY_CHECK => 'apply -R',
135 FILTER => 'file-only',
139 DIFF => 'diff-index -p',
140 APPLY => sub { apply_patch_for_checkout_commit '-R', @_ },
141 APPLY_CHECK => 'apply -R',
145 'checkout_nothead' => {
146 DIFF => 'diff-index -R -p',
147 APPLY => sub { apply_patch_for_checkout_commit '', @_ },
148 APPLY_CHECK => 'apply',
154 $patch_mode = 'stage';
155 my %patch_mode_flavour = %{$patch_modes{$patch_mode}};
158 if ($^O eq 'MSWin32') {
159 my @invalid = grep {m/[":*]/} @_;
160 die "$^O does not support: @invalid\n" if @invalid;
161 my @args = map { m/ /o ? "\"$_\"": $_ } @_;
165 open($fh, '-|', @_) or die;
170 my ($GIT_DIR) = run_cmd_pipe(qw(git rev-parse --git-dir));
172 if (!defined $GIT_DIR) {
173 exit(1); # rev-parse would have already said "not a git repo"
179 open $fh, 'git update-index --refresh |'
182 ;# ignore 'needs update'
192 run_cmd_pipe(qw(git ls-files --others --exclude-standard --), @ARGV);
195 # TRANSLATORS: you can adjust this to align "git add -i" status menu
196 my $status_fmt = __('%12s %12s %s');
197 my $status_head = sprintf($status_fmt, __('staged'), __('unstaged'), __('path'));
201 sub is_initial_commit {
202 $initial = system('git rev-parse HEAD -- >/dev/null 2>&1') != 0
203 unless defined $initial;
209 return '4b825dc642cb6eb9a060e54bf8d69288fbee4904';
212 sub get_diff_reference {
214 if (defined $ref and $ref ne 'HEAD') {
216 } elsif (is_initial_commit()) {
217 return get_empty_tree();
223 # Returns list of hashes, contents of each of which are:
225 # BINARY: is a binary path
226 # INDEX: is index different from HEAD?
227 # FILE: is file different from index?
228 # INDEX_ADDDEL: is it add/delete between HEAD and index?
229 # FILE_ADDDEL: is it add/delete between index and file?
230 # UNMERGED: is the path unmerged
235 my ($add, $del, $adddel, $file);
237 my $reference = get_diff_reference($patch_mode_revision);
238 for (run_cmd_pipe(qw(git diff-index --cached
239 --numstat --summary), $reference,
241 if (($add, $del, $file) =
242 /^([-\d]+) ([-\d]+) (.*)/) {
244 $file = unquote_path($file);
245 if ($add eq '-' && $del eq '-') {
246 $change = __('binary');
250 $change = "+$add/-$del";
255 FILE => __('nothing'),
258 elsif (($adddel, $file) =
259 /^ (create|delete) mode [0-7]+ (.*)$/) {
260 $file = unquote_path($file);
261 $data{$file}{INDEX_ADDDEL} = $adddel;
265 for (run_cmd_pipe(qw(git diff-files --numstat --summary --raw --), @ARGV)) {
266 if (($add, $del, $file) =
267 /^([-\d]+) ([-\d]+) (.*)/) {
268 $file = unquote_path($file);
270 if ($add eq '-' && $del eq '-') {
271 $change = __('binary');
275 $change = "+$add/-$del";
277 $data{$file}{FILE} = $change;
279 $data{$file}{BINARY} = 1;
282 elsif (($adddel, $file) =
283 /^ (create|delete) mode [0-7]+ (.*)$/) {
284 $file = unquote_path($file);
285 $data{$file}{FILE_ADDDEL} = $adddel;
287 elsif (/^:[0-7]+ [0-7]+ [0-9a-f]+ [0-9a-f]+ (.) (.*)$/) {
288 $file = unquote_path($2);
289 if (!exists $data{$file}) {
291 INDEX => __('unchanged'),
296 $data{$file}{UNMERGED} = 1;
301 for (sort keys %data) {
305 if ($only eq 'index-only') {
306 next if ($it->{INDEX} eq __('unchanged'));
308 if ($only eq 'file-only') {
309 next if ($it->{FILE} eq __('nothing'));
321 my ($string, @stuff) = @_;
323 for (my $i = 0; $i < @stuff; $i++) {
327 if ((ref $it) eq 'ARRAY') {
335 if ($it =~ /^$string/) {
339 if (defined $hit && defined $found) {
349 # inserts string into trie and updates count for each character
351 my ($trie, $string) = @_;
352 foreach (split //, $string) {
353 $trie = $trie->{$_} ||= {COUNT => 0};
358 # returns an array of tuples (prefix, remainder)
359 sub find_unique_prefixes {
363 # any single prefix exceeding the soft limit is omitted
364 # if any prefix exceeds the hard limit all are omitted
365 # 0 indicates no limit
369 # build a trie modelling all possible options
371 foreach my $print (@stuff) {
372 if ((ref $print) eq 'ARRAY') {
373 $print = $print->[0];
375 elsif ((ref $print) eq 'HASH') {
376 $print = $print->{VALUE};
378 update_trie(\%trie, $print);
379 push @return, $print;
382 # use the trie to find the unique prefixes
383 for (my $i = 0; $i < @return; $i++) {
384 my $ret = $return[$i];
385 my @letters = split //, $ret;
387 my ($prefix, $remainder);
389 for ($j = 0; $j < @letters; $j++) {
390 my $letter = $letters[$j];
391 if ($search{$letter}{COUNT} == 1) {
392 $prefix = substr $ret, 0, $j + 1;
393 $remainder = substr $ret, $j + 1;
397 my $prefix = substr $ret, 0, $j;
399 if ($hard_limit && $j + 1 > $hard_limit);
401 %search = %{$search{$letter}};
403 if (ord($letters[0]) > 127 ||
404 ($soft_limit && $j + 1 > $soft_limit)) {
408 $return[$i] = [$prefix, $remainder];
413 # filters out prefixes which have special meaning to list_and_choose()
414 sub is_valid_prefix {
416 return (defined $prefix) &&
417 !($prefix =~ /[\s,]/) && # separators
418 !($prefix =~ /^-/) && # deselection
419 !($prefix =~ /^\d+/) && # selection
420 ($prefix ne '*') && # "all" wildcard
421 ($prefix ne '?'); # prompt help
424 # given a prefix/remainder tuple return a string with the prefix highlighted
425 # for now use square brackets; later might use ANSI colors (underline, bold)
426 sub highlight_prefix {
428 my $remainder = shift;
430 if (!defined $prefix) {
434 if (!is_valid_prefix($prefix)) {
435 return "$prefix$remainder";
438 if (!$menu_use_color) {
439 return "[$prefix]$remainder";
442 return "$prompt_color$prefix$normal_color$remainder";
446 print STDERR colored $error_color, @_;
449 sub list_and_choose {
450 my ($opts, @stuff) = @_;
451 my (@chosen, @return);
456 my @prefixes = find_unique_prefixes(@stuff) unless $opts->{LIST_ONLY};
462 if ($opts->{HEADER}) {
463 if (!$opts->{LIST_FLAT}) {
466 print colored $header_color, "$opts->{HEADER}\n";
468 for ($i = 0; $i < @stuff; $i++) {
469 my $chosen = $chosen[$i] ? '*' : ' ';
470 my $print = $stuff[$i];
471 my $ref = ref $print;
472 my $highlighted = highlight_prefix(@{$prefixes[$i]})
474 if ($ref eq 'ARRAY') {
475 $print = $highlighted || $print->[0];
477 elsif ($ref eq 'HASH') {
478 my $value = $highlighted || $print->{VALUE};
479 $print = sprintf($status_fmt,
485 $print = $highlighted || $print;
487 printf("%s%2d: %s", $chosen, $i+1, $print);
488 if (($opts->{LIST_FLAT}) &&
489 (($i + 1) % ($opts->{LIST_FLAT}))) {
502 return if ($opts->{LIST_ONLY});
504 print colored $prompt_color, $opts->{PROMPT};
505 if ($opts->{SINGLETON}) {
514 $opts->{ON_EOF}->() if $opts->{ON_EOF};
521 singleton_prompt_help_cmd() :
525 for my $choice (split(/[\s,]+/, $line)) {
529 # Input that begins with '-'; unchoose
530 if ($choice =~ s/^-//) {
533 # A range can be specified like 5-7 or 5-.
534 if ($choice =~ /^(\d+)-(\d*)$/) {
535 ($bottom, $top) = ($1, length($2) ? $2 : 1 + @stuff);
537 elsif ($choice =~ /^\d+$/) {
538 $bottom = $top = $choice;
540 elsif ($choice eq '*') {
545 $bottom = $top = find_unique($choice, @stuff);
546 if (!defined $bottom) {
547 error_msg sprintf(__("Huh (%s)?\n"), $choice);
551 if ($opts->{SINGLETON} && $bottom != $top) {
552 error_msg sprintf(__("Huh (%s)?\n"), $choice);
555 for ($i = $bottom-1; $i <= $top-1; $i++) {
556 next if (@stuff <= $i || $i < 0);
557 $chosen[$i] = $choose;
560 last if ($opts->{IMMEDIATE} || $line eq '*');
562 for ($i = 0; $i < @stuff; $i++) {
564 push @return, $stuff[$i];
570 sub singleton_prompt_help_cmd {
571 print colored $help_color, __ <<'EOF' ;
573 1 - select a numbered item
574 foo - select item based on unique prefix
575 - (empty) select nothing
579 sub prompt_help_cmd {
580 print colored $help_color, __ <<'EOF' ;
582 1 - select a single item
583 3-5 - select a range of items
584 2-3,6-9 - select multiple ranges
585 foo - select item based on unique prefix
586 -... - unselect specified items
588 - (empty) finish selecting
593 list_and_choose({ LIST_ONLY => 1, HEADER => $status_head },
601 if ($did eq 'added') {
602 printf(__n("added %d path\n", "added %d paths\n",
604 } elsif ($did eq 'updated') {
605 printf(__n("updated %d path\n", "updated %d paths\n",
607 } elsif ($did eq 'reverted') {
608 printf(__n("reverted %d path\n", "reverted %d paths\n",
611 printf(__n("touched %d path\n", "touched %d paths\n",
617 my @mods = list_modified('file-only');
620 my @update = list_and_choose({ PROMPT => __('Update'),
621 HEADER => $status_head, },
624 system(qw(git update-index --add --remove --),
625 map { $_->{VALUE} } @update);
626 say_n_paths('updated', @update);
632 my @update = list_and_choose({ PROMPT => __('Revert'),
633 HEADER => $status_head, },
636 if (is_initial_commit()) {
637 system(qw(git rm --cached),
638 map { $_->{VALUE} } @update);
641 my @lines = run_cmd_pipe(qw(git ls-tree HEAD --),
642 map { $_->{VALUE} } @update);
644 open $fh, '| git update-index --index-info'
651 if ($_->{INDEX_ADDDEL} &&
652 $_->{INDEX_ADDDEL} eq 'create') {
653 system(qw(git update-index --force-remove --),
655 printf(__("note: %s is untracked now.\n"), $_->{VALUE});
660 say_n_paths('reverted', @update);
665 sub add_untracked_cmd {
666 my @add = list_and_choose({ PROMPT => __('Add untracked') },
669 system(qw(git update-index --add --), @add);
670 say_n_paths('added', @add);
672 print __("No untracked files.\n");
680 open $fh, '| git ' . $cmd . " --recount --allow-overlap";
687 my @diff_cmd = split(" ", $patch_mode_flavour{DIFF});
688 if (defined $diff_algorithm) {
689 splice @diff_cmd, 1, 0, "--diff-algorithm=${diff_algorithm}";
691 if (defined $patch_mode_revision) {
692 push @diff_cmd, get_diff_reference($patch_mode_revision);
694 my @diff = run_cmd_pipe("git", @diff_cmd, "--", $path);
696 if ($diff_use_color) {
697 my @display_cmd = ("git", @diff_cmd, qw(--color --), $path);
698 if (defined $diff_filter) {
699 # quotemeta is overkill, but sufficient for shell-quoting
700 my $diff = join(' ', map { quotemeta } @display_cmd);
701 @display_cmd = ("$diff | $diff_filter");
704 @colored = run_cmd_pipe(@display_cmd);
706 my (@hunk) = { TEXT => [], DISPLAY => [], TYPE => 'header' };
708 for (my $i = 0; $i < @diff; $i++) {
709 if ($diff[$i] =~ /^@@ /) {
710 push @hunk, { TEXT => [], DISPLAY => [],
713 push @{$hunk[-1]{TEXT}}, $diff[$i];
714 push @{$hunk[-1]{DISPLAY}},
715 (@colored ? $colored[$i] : $diff[$i]);
720 sub parse_diff_header {
723 my $head = { TEXT => [], DISPLAY => [], TYPE => 'header' };
724 my $mode = { TEXT => [], DISPLAY => [], TYPE => 'mode' };
725 my $deletion = { TEXT => [], DISPLAY => [], TYPE => 'deletion' };
727 for (my $i = 0; $i < @{$src->{TEXT}}; $i++) {
729 $src->{TEXT}->[$i] =~ /^(old|new) mode (\d+)$/ ? $mode :
730 $src->{TEXT}->[$i] =~ /^deleted file/ ? $deletion :
732 push @{$dest->{TEXT}}, $src->{TEXT}->[$i];
733 push @{$dest->{DISPLAY}}, $src->{DISPLAY}->[$i];
735 return ($head, $mode, $deletion);
738 sub hunk_splittable {
741 my @s = split_hunk($text);
745 sub parse_hunk_header {
747 my ($o_ofs, $o_cnt, $n_ofs, $n_cnt) =
748 $line =~ /^@@ -(\d+)(?:,(\d+))? \+(\d+)(?:,(\d+))? @@/;
749 $o_cnt = 1 unless defined $o_cnt;
750 $n_cnt = 1 unless defined $n_cnt;
751 return ($o_ofs, $o_cnt, $n_ofs, $n_cnt);
754 sub format_hunk_header {
755 my ($o_ofs, $o_cnt, $n_ofs, $n_cnt) = @_;
756 return ("@@ -$o_ofs" .
757 (($o_cnt != 1) ? ",$o_cnt" : '') .
759 (($n_cnt != 1) ? ",$n_cnt" : '') .
764 my ($text, $display) = @_;
766 if (!defined $display) {
769 # If there are context lines in the middle of a hunk,
770 # it can be split, but we would need to take care of
773 my ($o_ofs, undef, $n_ofs) = parse_hunk_header($text->[0]);
778 my $next_hunk_start = undef;
779 my $i = $hunk_start - 1;
793 while (++$i < @$text) {
794 my $line = $text->[$i];
795 my $display = $display->[$i];
797 if ($this->{ADDDEL} &&
798 !defined $next_hunk_start) {
799 # We have seen leading context and
800 # adds/dels and then here is another
801 # context, which is trailing for this
802 # split hunk and leading for the next
804 $next_hunk_start = $i;
806 push @{$this->{TEXT}}, $line;
807 push @{$this->{DISPLAY}}, $display;
810 if (defined $next_hunk_start) {
817 if (defined $next_hunk_start) {
818 # We are done with the current hunk and
819 # this is the first real change for the
821 $hunk_start = $next_hunk_start;
822 $o_ofs = $this->{OLD} + $this->{OCNT};
823 $n_ofs = $this->{NEW} + $this->{NCNT};
824 $o_ofs -= $this->{POSTCTX};
825 $n_ofs -= $this->{POSTCTX};
829 push @{$this->{TEXT}}, $line;
830 push @{$this->{DISPLAY}}, $display;
844 for my $hunk (@split) {
845 $o_ofs = $hunk->{OLD};
846 $n_ofs = $hunk->{NEW};
847 my $o_cnt = $hunk->{OCNT};
848 my $n_cnt = $hunk->{NCNT};
850 my $head = format_hunk_header($o_ofs, $o_cnt, $n_ofs, $n_cnt);
851 my $display_head = $head;
852 unshift @{$hunk->{TEXT}}, $head;
853 if ($diff_use_color) {
854 $display_head = colored($fraginfo_color, $head);
856 unshift @{$hunk->{DISPLAY}}, $display_head;
861 sub find_last_o_ctx {
863 my $text = $it->{TEXT};
864 my ($o_ofs, $o_cnt) = parse_hunk_header($text->[0]);
866 my $last_o_ctx = $o_ofs + $o_cnt;
868 my $line = $text->[$i];
879 my ($prev, $this) = @_;
880 my ($o0_ofs, $o0_cnt, $n0_ofs, $n0_cnt) =
881 parse_hunk_header($prev->{TEXT}[0]);
882 my ($o1_ofs, $o1_cnt, $n1_ofs, $n1_cnt) =
883 parse_hunk_header($this->{TEXT}[0]);
885 my (@line, $i, $ofs, $o_cnt, $n_cnt);
888 for ($i = 1; $i < @{$prev->{TEXT}}; $i++) {
889 my $line = $prev->{TEXT}[$i];
890 if ($line =~ /^\+/) {
896 last if ($o1_ofs <= $ofs);
906 for ($i = 1; $i < @{$this->{TEXT}}; $i++) {
907 my $line = $this->{TEXT}[$i];
908 if ($line =~ /^\+/) {
920 my $head = format_hunk_header($o0_ofs, $o_cnt, $n0_ofs, $n_cnt);
921 @{$prev->{TEXT}} = ($head, @line);
924 sub coalesce_overlapping_hunks {
928 my ($last_o_ctx, $last_was_dirty);
932 if ($_->{TYPE} ne 'hunk') {
936 my $text = $_->{TEXT};
937 my ($o_ofs, $o_cnt, $n_ofs, $n_cnt) =
938 parse_hunk_header($text->[0]);
940 $ofs_delta += $o_cnt - $n_cnt;
941 # If this hunk has been edited then subtract
942 # the delta that is due to the edit.
943 if ($_->{OFS_DELTA}) {
944 $ofs_delta -= $_->{OFS_DELTA};
949 $n_ofs += $ofs_delta;
950 $_->{TEXT}->[0] = format_hunk_header($o_ofs, $o_cnt,
953 # If this hunk was edited then adjust the offset delta
954 # to reflect the edit.
955 if ($_->{OFS_DELTA}) {
956 $ofs_delta += $_->{OFS_DELTA};
958 if (defined $last_o_ctx &&
959 $o_ofs <= $last_o_ctx &&
962 merge_hunk($out[-1], $_);
967 $last_o_ctx = find_last_o_ctx($out[-1]);
968 $last_was_dirty = $_->{DIRTY};
973 sub reassemble_patch {
977 # Include everything in the header except the beginning of the diff.
978 push @patch, (grep { !/^[-+]{3}/ } @$head);
980 # Then include any headers from the hunk lines, which must
981 # come before any actual hunk.
982 while (@_ && $_[0] !~ /^@/) {
986 # Then begin the diff.
987 push @patch, grep { /^[-+]{3}/ } @$head;
989 # And then the actual hunks.
997 colored((/^@/ ? $fraginfo_color :
998 /^\+/ ? $diff_new_color :
999 /^-/ ? $diff_old_color :
1005 my %edit_hunk_manually_modes = (
1007 "If the patch applies cleanly, the edited hunk will immediately be
1008 marked for staging."),
1010 "If the patch applies cleanly, the edited hunk will immediately be
1011 marked for stashing."),
1013 "If the patch applies cleanly, the edited hunk will immediately be
1014 marked for unstaging."),
1015 reset_nothead => N__(
1016 "If the patch applies cleanly, the edited hunk will immediately be
1017 marked for applying."),
1018 checkout_index => N__(
1019 "If the patch applies cleanly, the edited hunk will immediately be
1020 marked for discarding."),
1021 checkout_head => N__(
1022 "If the patch applies cleanly, the edited hunk will immediately be
1023 marked for discarding."),
1024 checkout_nothead => N__(
1025 "If the patch applies cleanly, the edited hunk will immediately be
1026 marked for applying."),
1029 sub recount_edited_hunk {
1031 my ($oldtext, $newtext) = @_;
1032 my ($o_cnt, $n_cnt) = (0, 0);
1033 for (@{$newtext}[1..$#{$newtext}]) {
1034 my $mode = substr($_, 0, 1);
1037 } elsif ($mode eq '+') {
1039 } elsif ($mode eq ' ') {
1044 my ($o_ofs, undef, $n_ofs, undef) =
1045 parse_hunk_header($newtext->[0]);
1046 $newtext->[0] = format_hunk_header($o_ofs, $o_cnt, $n_ofs, $n_cnt);
1047 my (undef, $orig_o_cnt, undef, $orig_n_cnt) =
1048 parse_hunk_header($oldtext->[0]);
1049 # Return the change in the number of lines inserted by this hunk
1050 return $orig_o_cnt - $orig_n_cnt - $o_cnt + $n_cnt;
1053 sub edit_hunk_manually {
1056 my $hunkfile = $repo->repo_path . "/addp-hunk-edit.diff";
1058 open $fh, '>', $hunkfile
1059 or die sprintf(__("failed to open hunk edit file for writing: %s"), $!);
1060 print $fh Git::comment_lines __("Manual hunk edit mode -- see bottom for a quick guide.\n");
1061 print $fh @$oldtext;
1062 my $is_reverse = $patch_mode_flavour{IS_REVERSE};
1063 my ($remove_plus, $remove_minus) = $is_reverse ? ('-', '+') : ('+', '-');
1064 my $comment_line_char = Git::get_comment_line_char;
1065 print $fh Git::comment_lines sprintf(__ <<EOF, $remove_minus, $remove_plus, $comment_line_char),
1067 To remove '%s' lines, make them ' ' lines (context).
1068 To remove '%s' lines, delete them.
1069 Lines starting with %s will be removed.
1071 __($edit_hunk_manually_modes{$patch_mode}),
1072 # TRANSLATORS: 'it' refers to the patch mentioned in the previous messages.
1074 If it does not apply cleanly, you will be given an opportunity to
1075 edit again. If all lines of the hunk are removed, then the edit is
1076 aborted and the hunk is left unchanged.
1080 chomp(my $editor = run_cmd_pipe(qw(git var GIT_EDITOR)));
1081 system('sh', '-c', $editor.' "$@"', $editor, $hunkfile);
1087 open $fh, '<', $hunkfile
1088 or die sprintf(__("failed to open hunk edit file for reading: %s"), $!);
1089 my @newtext = grep { !/^\Q$comment_line_char\E/ } <$fh>;
1093 # Abort if nothing remains
1094 if (!grep { /\S/ } @newtext) {
1098 # Reinsert the first hunk header if the user accidentally deleted it
1099 if ($newtext[0] !~ /^@/) {
1100 unshift @newtext, $oldtext->[0];
1106 return run_git_apply($patch_mode_flavour{APPLY_CHECK} . ' --check',
1107 map { @{$_->{TEXT}} } @_);
1110 sub _restore_terminal_and_die {
1116 sub prompt_single_character {
1118 local $SIG{TERM} = \&_restore_terminal_and_die;
1119 local $SIG{INT} = \&_restore_terminal_and_die;
1121 my $key = ReadKey 0;
1123 if ($use_termcap and $key eq "\e") {
1124 while (!defined $term_escapes{$key}) {
1125 my $next = ReadKey 0.5;
1126 last if (!defined $next);
1131 print "$key" if defined $key;
1142 print colored $prompt_color, $prompt;
1143 my $line = prompt_single_character;
1144 return undef unless defined $line;
1145 return 0 if $line =~ /^n/i;
1146 return 1 if $line =~ /^y/i;
1150 sub edit_hunk_loop {
1151 my ($head, $hunks, $ix) = @_;
1152 my $hunk = $hunks->[$ix];
1153 my $text = $hunk->{TEXT};
1156 my $newtext = edit_hunk_manually($text);
1157 if (!defined $newtext) {
1162 TYPE => $hunk->{TYPE},
1166 $newhunk->{OFS_DELTA} = recount_edited_hunk($text, $newtext);
1167 # If this hunk has already been edited then add the
1168 # offset delta of the previous edit to get the real
1169 # delta from the original unedited hunk.
1170 $hunk->{OFS_DELTA} and
1171 $newhunk->{OFS_DELTA} += $hunk->{OFS_DELTA};
1172 if (diff_applies($head,
1173 @{$hunks}[0..$ix-1],
1175 @{$hunks}[$ix+1..$#{$hunks}])) {
1176 $newhunk->{DISPLAY} = [color_diff(@{$newtext})];
1181 # TRANSLATORS: do not translate [y/n]
1182 # The program will only accept that input
1184 # Consider translating (saying "no" discards!) as
1185 # (saying "n" for "no" discards!) if the translation
1186 # of the word "no" does not start with n.
1187 __('Your edited hunk does not apply. Edit again '
1188 . '(saying "no" discards!) [y/n]? ')
1194 my %help_patch_modes = (
1196 "y - stage this hunk
1197 n - do not stage this hunk
1198 q - quit; do not stage this hunk or any of the remaining ones
1199 a - stage this hunk and all later hunks in the file
1200 d - do not stage this hunk or any of the later hunks in the file"),
1202 "y - stash this hunk
1203 n - do not stash this hunk
1204 q - quit; do not stash this hunk or any of the remaining ones
1205 a - stash this hunk and all later hunks in the file
1206 d - do not stash this hunk or any of the later hunks in the file"),
1208 "y - unstage this hunk
1209 n - do not unstage this hunk
1210 q - quit; do not unstage this hunk or any of the remaining ones
1211 a - unstage this hunk and all later hunks in the file
1212 d - do not unstage this hunk or any of the later hunks in the file"),
1213 reset_nothead => N__(
1214 "y - apply this hunk to index
1215 n - do not apply this hunk to index
1216 q - quit; do not apply this hunk or any of the remaining ones
1217 a - apply this hunk and all later hunks in the file
1218 d - do not apply this hunk or any of the later hunks in the file"),
1219 checkout_index => N__(
1220 "y - discard this hunk from worktree
1221 n - do not discard this hunk from worktree
1222 q - quit; do not discard this hunk or any of the remaining ones
1223 a - discard this hunk and all later hunks in the file
1224 d - do not discard this hunk or any of the later hunks in the file"),
1225 checkout_head => N__(
1226 "y - discard this hunk from index and worktree
1227 n - do not discard this hunk from index and worktree
1228 q - quit; do not discard this hunk or any of the remaining ones
1229 a - discard this hunk and all later hunks in the file
1230 d - do not discard this hunk or any of the later hunks in the file"),
1231 checkout_nothead => N__(
1232 "y - apply this hunk to index and worktree
1233 n - do not apply this hunk to index and worktree
1234 q - quit; do not apply this hunk or any of the remaining ones
1235 a - apply this hunk and all later hunks in the file
1236 d - do not apply this hunk or any of the later hunks in the file"),
1239 sub help_patch_cmd {
1240 print colored $help_color, __($help_patch_modes{$patch_mode}), "\n", __ <<EOF ;
1241 g - select a hunk to go to
1242 / - search for a hunk matching the given regex
1243 j - leave this hunk undecided, see next undecided hunk
1244 J - leave this hunk undecided, see next hunk
1245 k - leave this hunk undecided, see previous undecided hunk
1246 K - leave this hunk undecided, see previous hunk
1247 s - split the current hunk into smaller hunks
1248 e - manually edit the current hunk
1255 my $ret = run_git_apply $cmd, @_;
1262 sub apply_patch_for_checkout_commit {
1263 my $reverse = shift;
1264 my $applies_index = run_git_apply 'apply '.$reverse.' --cached --check', @_;
1265 my $applies_worktree = run_git_apply 'apply '.$reverse.' --check', @_;
1267 if ($applies_worktree && $applies_index) {
1268 run_git_apply 'apply '.$reverse.' --cached', @_;
1269 run_git_apply 'apply '.$reverse, @_;
1271 } elsif (!$applies_index) {
1272 print colored $error_color, __("The selected hunks do not apply to the index!\n");
1273 if (prompt_yesno __("Apply them to the worktree anyway? ")) {
1274 return run_git_apply 'apply '.$reverse, @_;
1276 print colored $error_color, __("Nothing was applied.\n");
1285 sub patch_update_cmd {
1286 my @all_mods = list_modified($patch_mode_flavour{FILTER});
1287 error_msg sprintf(__("ignoring unmerged: %s\n"), $_->{VALUE})
1288 for grep { $_->{UNMERGED} } @all_mods;
1289 @all_mods = grep { !$_->{UNMERGED} } @all_mods;
1291 my @mods = grep { !($_->{BINARY}) } @all_mods;
1296 print STDERR __("Only binary files changed.\n");
1298 print STDERR __("No changes.\n");
1302 if ($patch_mode_only) {
1306 @them = list_and_choose({ PROMPT => __('Patch update'),
1307 HEADER => $status_head, },
1311 return 0 if patch_update_file($_->{VALUE});
1315 # Generate a one line summary of a hunk.
1316 sub summarize_hunk {
1318 my $summary = $rhunk->{TEXT}[0];
1320 # Keep the line numbers, discard extra context.
1321 $summary =~ s/@@(.*?)@@.*/$1 /s;
1322 $summary .= " " x (20 - length $summary);
1324 # Add some user context.
1325 for my $line (@{$rhunk->{TEXT}}) {
1326 if ($line =~ m/^[+-].*\w/) {
1333 return substr($summary, 0, 80) . "\n";
1337 # Print a one-line summary of each hunk in the array ref in
1338 # the first argument, starting with the index in the 2nd.
1340 my ($hunks, $i) = @_;
1343 for (; $i < @$hunks && $ctr < 20; $i++, $ctr++) {
1345 if (defined $hunks->[$i]{USE}) {
1346 $status = $hunks->[$i]{USE} ? "+" : "-";
1351 summarize_hunk($hunks->[$i]);
1356 my %patch_update_prompt_modes = (
1358 mode => N__("Stage mode change [y,n,q,a,d,/%s,?]? "),
1359 deletion => N__("Stage deletion [y,n,q,a,d,/%s,?]? "),
1360 hunk => N__("Stage this hunk [y,n,q,a,d,/%s,?]? "),
1363 mode => N__("Stash mode change [y,n,q,a,d,/%s,?]? "),
1364 deletion => N__("Stash deletion [y,n,q,a,d,/%s,?]? "),
1365 hunk => N__("Stash this hunk [y,n,q,a,d,/%s,?]? "),
1368 mode => N__("Unstage mode change [y,n,q,a,d,/%s,?]? "),
1369 deletion => N__("Unstage deletion [y,n,q,a,d,/%s,?]? "),
1370 hunk => N__("Unstage this hunk [y,n,q,a,d,/%s,?]? "),
1373 mode => N__("Apply mode change to index [y,n,q,a,d,/%s,?]? "),
1374 deletion => N__("Apply deletion to index [y,n,q,a,d,/%s,?]? "),
1375 hunk => N__("Apply this hunk to index [y,n,q,a,d,/%s,?]? "),
1378 mode => N__("Discard mode change from worktree [y,n,q,a,d,/%s,?]? "),
1379 deletion => N__("Discard deletion from worktree [y,n,q,a,d,/%s,?]? "),
1380 hunk => N__("Discard this hunk from worktree [y,n,q,a,d,/%s,?]? "),
1383 mode => N__("Discard mode change from index and worktree [y,n,q,a,d,/%s,?]? "),
1384 deletion => N__("Discard deletion from index and worktree [y,n,q,a,d,/%s,?]? "),
1385 hunk => N__("Discard this hunk from index and worktree [y,n,q,a,d,/%s,?]? "),
1387 checkout_nothead => {
1388 mode => N__("Apply mode change to index and worktree [y,n,q,a,d,/%s,?]? "),
1389 deletion => N__("Apply deletion to index and worktree [y,n,q,a,d,/%s,?]? "),
1390 hunk => N__("Apply this hunk to index and worktree [y,n,q,a,d,/%s,?]? "),
1394 sub patch_update_file {
1398 my ($head, @hunk) = parse_diff($path);
1399 ($head, my $mode, my $deletion) = parse_diff_header($head);
1400 for (@{$head->{DISPLAY}}) {
1404 if (@{$mode->{TEXT}}) {
1405 unshift @hunk, $mode;
1407 if (@{$deletion->{TEXT}}) {
1408 foreach my $hunk (@hunk) {
1409 push @{$deletion->{TEXT}}, @{$hunk->{TEXT}};
1410 push @{$deletion->{DISPLAY}}, @{$hunk->{DISPLAY}};
1412 @hunk = ($deletion);
1415 $num = scalar @hunk;
1419 my ($prev, $next, $other, $undecided, $i);
1425 for ($i = 0; $i < $ix; $i++) {
1426 if (!defined $hunk[$i]{USE}) {
1435 for ($i = $ix + 1; $i < $num; $i++) {
1436 if (!defined $hunk[$i]{USE}) {
1442 if ($ix < $num - 1) {
1448 for ($i = 0; $i < $num; $i++) {
1449 if (!defined $hunk[$i]{USE}) {
1454 last if (!$undecided);
1456 if ($hunk[$ix]{TYPE} eq 'hunk' &&
1457 hunk_splittable($hunk[$ix]{TEXT})) {
1460 if ($hunk[$ix]{TYPE} eq 'hunk') {
1463 for (@{$hunk[$ix]{DISPLAY}}) {
1466 print colored $prompt_color,
1467 sprintf(__($patch_update_prompt_modes{$patch_mode}{$hunk[$ix]{TYPE}}), $other);
1469 my $line = prompt_single_character;
1470 last unless defined $line;
1472 if ($line =~ /^y/i) {
1473 $hunk[$ix]{USE} = 1;
1475 elsif ($line =~ /^n/i) {
1476 $hunk[$ix]{USE} = 0;
1478 elsif ($line =~ /^a/i) {
1479 while ($ix < $num) {
1480 if (!defined $hunk[$ix]{USE}) {
1481 $hunk[$ix]{USE} = 1;
1487 elsif ($other =~ /g/ && $line =~ /^g(.*)/) {
1489 my $no = $ix > 10 ? $ix - 10 : 0;
1490 while ($response eq '') {
1491 $no = display_hunks(\@hunk, $no);
1493 print __("go to which hunk (<ret> to see more)? ");
1495 print __("go to which hunk? ");
1497 $response = <STDIN>;
1498 if (!defined $response) {
1503 if ($response !~ /^\s*\d+\s*$/) {
1504 error_msg sprintf(__("Invalid number: '%s'\n"),
1506 } elsif (0 < $response && $response <= $num) {
1507 $ix = $response - 1;
1509 error_msg sprintf(__n("Sorry, only %d hunk available.\n",
1510 "Sorry, only %d hunks available.\n", $num), $num);
1514 elsif ($line =~ /^d/i) {
1515 while ($ix < $num) {
1516 if (!defined $hunk[$ix]{USE}) {
1517 $hunk[$ix]{USE} = 0;
1523 elsif ($line =~ /^q/i) {
1524 for ($i = 0; $i < $num; $i++) {
1525 if (!defined $hunk[$i]{USE}) {
1532 elsif ($line =~ m|^/(.*)|) {
1535 print colored $prompt_color, __("search for regex? ");
1537 if (defined $regex) {
1543 $search_string = qr{$regex}m;
1546 my ($err,$exp) = ($@, $1);
1547 $err =~ s/ at .*git-add--interactive line \d+, <STDIN> line \d+.*$//;
1548 error_msg sprintf(__("Malformed search regexp %s: %s\n"), $exp, $err);
1553 my $text = join ("", @{$hunk[$iy]{TEXT}});
1554 last if ($text =~ $search_string);
1556 $iy = 0 if ($iy >= $num);
1558 error_msg __("No hunk matches the given pattern\n");
1565 elsif ($line =~ /^K/) {
1566 if ($other =~ /K/) {
1570 error_msg __("No previous hunk\n");
1574 elsif ($line =~ /^J/) {
1575 if ($other =~ /J/) {
1579 error_msg __("No next hunk\n");
1583 elsif ($line =~ /^k/) {
1584 if ($other =~ /k/) {
1588 !defined $hunk[$ix]{USE});
1592 error_msg __("No previous hunk\n");
1596 elsif ($line =~ /^j/) {
1597 if ($other !~ /j/) {
1598 error_msg __("No next hunk\n");
1602 elsif ($other =~ /s/ && $line =~ /^s/) {
1603 my @split = split_hunk($hunk[$ix]{TEXT}, $hunk[$ix]{DISPLAY});
1605 print colored $header_color, sprintf(
1606 __n("Split into %d hunk.\n",
1607 "Split into %d hunks.\n",
1608 scalar(@split)), scalar(@split));
1610 splice (@hunk, $ix, 1, @split);
1611 $num = scalar @hunk;
1614 elsif ($other =~ /e/ && $line =~ /^e/) {
1615 my $newhunk = edit_hunk_loop($head, \@hunk, $ix);
1616 if (defined $newhunk) {
1617 splice @hunk, $ix, 1, $newhunk;
1621 help_patch_cmd($other);
1627 last if ($ix >= $num ||
1628 !defined $hunk[$ix]{USE});
1633 @hunk = coalesce_overlapping_hunks(@hunk);
1639 push @result, @{$_->{TEXT}};
1644 my @patch = reassemble_patch($head->{TEXT}, @result);
1645 my $apply_routine = $patch_mode_flavour{APPLY};
1646 &$apply_routine(@patch);
1655 my @mods = list_modified('index-only');
1656 @mods = grep { !($_->{BINARY}) } @mods;
1658 my (@them) = list_and_choose({ PROMPT => __('Review diff'),
1660 HEADER => $status_head, },
1663 my $reference = (is_initial_commit()) ? get_empty_tree() : 'HEAD';
1664 system(qw(git diff -p --cached), $reference, '--',
1665 map { $_->{VALUE} } @them);
1674 # TRANSLATORS: please do not translate the command names
1675 # 'status', 'update', 'revert', etc.
1676 print colored $help_color, __ <<'EOF' ;
1677 status - show paths with changes
1678 update - add working tree state to the staged set of changes
1679 revert - revert staged set of changes back to the HEAD version
1680 patch - pick hunks and update selectively
1681 diff - view diff between HEAD and index
1682 add untracked - add contents of untracked files to the staged set of changes
1687 return unless @ARGV;
1688 my $arg = shift @ARGV;
1689 if ($arg =~ /--patch(?:=(.*))?/) {
1691 if ($1 eq 'reset') {
1692 $patch_mode = 'reset_head';
1693 $patch_mode_revision = 'HEAD';
1694 $arg = shift @ARGV or die __("missing --");
1696 $patch_mode_revision = $arg;
1697 $patch_mode = ($arg eq 'HEAD' ?
1698 'reset_head' : 'reset_nothead');
1699 $arg = shift @ARGV or die __("missing --");
1701 } elsif ($1 eq 'checkout') {
1702 $arg = shift @ARGV or die __("missing --");
1704 $patch_mode = 'checkout_index';
1706 $patch_mode_revision = $arg;
1707 $patch_mode = ($arg eq 'HEAD' ?
1708 'checkout_head' : 'checkout_nothead');
1709 $arg = shift @ARGV or die __("missing --");
1711 } elsif ($1 eq 'stage' or $1 eq 'stash') {
1713 $arg = shift @ARGV or die __("missing --");
1715 die sprintf(__("unknown --patch mode: %s"), $1);
1718 $patch_mode = 'stage';
1719 $arg = shift @ARGV or die __("missing --");
1721 die sprintf(__("invalid argument %s, expecting --"),
1722 $arg) unless $arg eq "--";
1723 %patch_mode_flavour = %{$patch_modes{$patch_mode}};
1724 $patch_mode_only = 1;
1726 elsif ($arg ne "--") {
1727 die sprintf(__("invalid argument %s, expecting --"), $arg);
1732 my @cmd = ([ 'status', \&status_cmd, ],
1733 [ 'update', \&update_cmd, ],
1734 [ 'revert', \&revert_cmd, ],
1735 [ 'add untracked', \&add_untracked_cmd, ],
1736 [ 'patch', \&patch_update_cmd, ],
1737 [ 'diff', \&diff_cmd, ],
1738 [ 'quit', \&quit_cmd, ],
1739 [ 'help', \&help_cmd, ],
1742 my ($it) = list_and_choose({ PROMPT => __('What now'),
1745 HEADER => __('*** Commands ***'),
1746 ON_EOF => \&quit_cmd,
1747 IMMEDIATE => 1 }, @cmd);
1761 if ($patch_mode_only) {