}
}
-sub get_empty_tree {
- return '4b825dc642cb6eb9a060e54bf8d69288fbee4904';
+{
+ my $empty_tree;
+ sub get_empty_tree {
+ return $empty_tree if defined $empty_tree;
+
+ $empty_tree = run_cmd_pipe(qw(git hash-object -t tree /dev/null));
+ chomp $empty_tree;
+ return $empty_tree;
+ }
}
sub get_diff_reference {
sub run_git_apply {
my $cmd = shift;
my $fh;
- open $fh, '| git ' . $cmd . " --recount --allow-overlap";
+ open $fh, '| git ' . $cmd . " --allow-overlap";
print $fh @_;
return close $fh;
}
}
my (@hunk) = { TEXT => [], DISPLAY => [], TYPE => 'header' };
+ if (@colored && @colored != @diff) {
+ print STDERR
+ "fatal: mismatched output from interactive.diffFilter\n",
+ "hint: Your filter must maintain a one-to-one correspondence\n",
+ "hint: between its input and output lines.\n";
+ exit 1;
+ }
+
for (my $i = 0; $i < @diff; $i++) {
if ($diff[$i] =~ /^@@ /) {
push @hunk, { TEXT => [], DISPLAY => [],
return ($o_ofs, $o_cnt, $n_ofs, $n_cnt);
}
+sub format_hunk_header {
+ my ($o_ofs, $o_cnt, $n_ofs, $n_cnt) = @_;
+ return ("@@ -$o_ofs" .
+ (($o_cnt != 1) ? ",$o_cnt" : '') .
+ " +$n_ofs" .
+ (($n_cnt != 1) ? ",$n_cnt" : '') .
+ " @@\n");
+}
+
sub split_hunk {
my ($text, $display) = @_;
my @split = ();
while (++$i < @$text) {
my $line = $text->[$i];
my $display = $display->[$i];
+ if ($line =~ /^\\/) {
+ push @{$this->{TEXT}}, $line;
+ push @{$this->{DISPLAY}}, $display;
+ next;
+ }
if ($line =~ /^ /) {
if ($this->{ADDDEL} &&
!defined $next_hunk_start) {
my $o_cnt = $hunk->{OCNT};
my $n_cnt = $hunk->{NCNT};
- my $head = ("@@ -$o_ofs" .
- (($o_cnt != 1) ? ",$o_cnt" : '') .
- " +$n_ofs" .
- (($n_cnt != 1) ? ",$n_cnt" : '') .
- " @@\n");
+ my $head = format_hunk_header($o_ofs, $o_cnt, $n_ofs, $n_cnt);
my $display_head = $head;
unshift @{$hunk->{TEXT}}, $head;
if ($diff_use_color) {
$n_cnt++;
push @line, $line;
next;
+ } elsif ($line =~ /^\\/) {
+ push @line, $line;
+ next;
}
last if ($o1_ofs <= $ofs);
$n_cnt++;
push @line, $line;
next;
+ } elsif ($line =~ /^\\/) {
+ push @line, $line;
+ next;
}
$ofs++;
$o_cnt++;
}
push @line, $line;
}
- my $head = ("@@ -$o0_ofs" .
- (($o_cnt != 1) ? ",$o_cnt" : '') .
- " +$n0_ofs" .
- (($n_cnt != 1) ? ",$n_cnt" : '') .
- " @@\n");
+ my $head = format_hunk_header($o0_ofs, $o_cnt, $n0_ofs, $n_cnt);
@{$prev->{TEXT}} = ($head, @line);
}
my @out = ();
my ($last_o_ctx, $last_was_dirty);
+ my $ofs_delta = 0;
- for (grep { $_->{USE} } @in) {
+ for (@in) {
if ($_->{TYPE} ne 'hunk') {
push @out, $_;
next;
}
my $text = $_->{TEXT};
- my ($o_ofs) = parse_hunk_header($text->[0]);
+ my ($o_ofs, $o_cnt, $n_ofs, $n_cnt) =
+ parse_hunk_header($text->[0]);
+ unless ($_->{USE}) {
+ $ofs_delta += $o_cnt - $n_cnt;
+ # If this hunk has been edited then subtract
+ # the delta that is due to the edit.
+ if ($_->{OFS_DELTA}) {
+ $ofs_delta -= $_->{OFS_DELTA};
+ }
+ next;
+ }
+ if ($ofs_delta) {
+ $n_ofs += $ofs_delta;
+ $_->{TEXT}->[0] = format_hunk_header($o_ofs, $o_cnt,
+ $n_ofs, $n_cnt);
+ }
+ # If this hunk was edited then adjust the offset delta
+ # to reflect the edit.
+ if ($_->{OFS_DELTA}) {
+ $ofs_delta += $_->{OFS_DELTA};
+ }
if (defined $last_o_ctx &&
$o_ofs <= $last_o_ctx &&
!$_->{DIRTY} &&
marked for applying."),
);
+sub recount_edited_hunk {
+ local $_;
+ my ($oldtext, $newtext) = @_;
+ my ($o_cnt, $n_cnt) = (0, 0);
+ for (@{$newtext}[1..$#{$newtext}]) {
+ my $mode = substr($_, 0, 1);
+ if ($mode eq '-') {
+ $o_cnt++;
+ } elsif ($mode eq '+') {
+ $n_cnt++;
+ } elsif ($mode eq ' ' or $mode eq "\n") {
+ $o_cnt++;
+ $n_cnt++;
+ }
+ }
+ my ($o_ofs, undef, $n_ofs, undef) =
+ parse_hunk_header($newtext->[0]);
+ $newtext->[0] = format_hunk_header($o_ofs, $o_cnt, $n_ofs, $n_cnt);
+ my (undef, $orig_o_cnt, undef, $orig_n_cnt) =
+ parse_hunk_header($oldtext->[0]);
+ # Return the change in the number of lines inserted by this hunk
+ return $orig_o_cnt - $orig_n_cnt - $o_cnt + $n_cnt;
+}
+
sub edit_hunk_manually {
my ($oldtext) = @_;
}
sub edit_hunk_loop {
- my ($head, $hunk, $ix) = @_;
- my $text = $hunk->[$ix]->{TEXT};
+ my ($head, $hunks, $ix) = @_;
+ my $hunk = $hunks->[$ix];
+ my $text = $hunk->{TEXT};
while (1) {
- $text = edit_hunk_manually($text);
- if (!defined $text) {
+ my $newtext = edit_hunk_manually($text);
+ if (!defined $newtext) {
return undef;
}
my $newhunk = {
- TEXT => $text,
- TYPE => $hunk->[$ix]->{TYPE},
+ TEXT => $newtext,
+ TYPE => $hunk->{TYPE},
USE => 1,
DIRTY => 1,
};
+ $newhunk->{OFS_DELTA} = recount_edited_hunk($text, $newtext);
+ # If this hunk has already been edited then add the
+ # offset delta of the previous edit to get the real
+ # delta from the original unedited hunk.
+ $hunk->{OFS_DELTA} and
+ $newhunk->{OFS_DELTA} += $hunk->{OFS_DELTA};
if (diff_applies($head,
- @{$hunk}[0..$ix-1],
+ @{$hunks}[0..$ix-1],
$newhunk,
- @{$hunk}[$ix+1..$#{$hunk}])) {
- $newhunk->{DISPLAY} = [color_diff(@{$text})];
+ @{$hunks}[$ix+1..$#{$hunks}])) {
+ $newhunk->{DISPLAY} = [color_diff(@{$newtext})];
return $newhunk;
}
else {
);
sub help_patch_cmd {
- print colored $help_color, __($help_patch_modes{$patch_mode}), "\n", __ <<EOF ;
+ local $_;
+ my $other = $_[0] . ",?";
+ print colored $help_color, __($help_patch_modes{$patch_mode}), "\n",
+ map { "$_\n" } grep {
+ my $c = quotemeta(substr($_, 0, 1));
+ $other =~ /,$c/
+ } split "\n", __ <<EOF ;
g - select a hunk to go to
/ - search for a hunk matching the given regex
j - leave this hunk undecided, see next undecided hunk
my %patch_update_prompt_modes = (
stage => {
- mode => N__("Stage mode change [y,n,q,a,d,/%s,?]? "),
- deletion => N__("Stage deletion [y,n,q,a,d,/%s,?]? "),
- hunk => N__("Stage this hunk [y,n,q,a,d,/%s,?]? "),
+ mode => N__("Stage mode change [y,n,q,a,d%s,?]? "),
+ deletion => N__("Stage deletion [y,n,q,a,d%s,?]? "),
+ hunk => N__("Stage this hunk [y,n,q,a,d%s,?]? "),
},
stash => {
- mode => N__("Stash mode change [y,n,q,a,d,/%s,?]? "),
- deletion => N__("Stash deletion [y,n,q,a,d,/%s,?]? "),
- hunk => N__("Stash this hunk [y,n,q,a,d,/%s,?]? "),
+ mode => N__("Stash mode change [y,n,q,a,d%s,?]? "),
+ deletion => N__("Stash deletion [y,n,q,a,d%s,?]? "),
+ hunk => N__("Stash this hunk [y,n,q,a,d%s,?]? "),
},
reset_head => {
- mode => N__("Unstage mode change [y,n,q,a,d,/%s,?]? "),
- deletion => N__("Unstage deletion [y,n,q,a,d,/%s,?]? "),
- hunk => N__("Unstage this hunk [y,n,q,a,d,/%s,?]? "),
+ mode => N__("Unstage mode change [y,n,q,a,d%s,?]? "),
+ deletion => N__("Unstage deletion [y,n,q,a,d%s,?]? "),
+ hunk => N__("Unstage this hunk [y,n,q,a,d%s,?]? "),
},
reset_nothead => {
- mode => N__("Apply mode change to index [y,n,q,a,d,/%s,?]? "),
- deletion => N__("Apply deletion to index [y,n,q,a,d,/%s,?]? "),
- hunk => N__("Apply this hunk to index [y,n,q,a,d,/%s,?]? "),
+ mode => N__("Apply mode change to index [y,n,q,a,d%s,?]? "),
+ deletion => N__("Apply deletion to index [y,n,q,a,d%s,?]? "),
+ hunk => N__("Apply this hunk to index [y,n,q,a,d%s,?]? "),
},
checkout_index => {
- mode => N__("Discard mode change from worktree [y,n,q,a,d,/%s,?]? "),
- deletion => N__("Discard deletion from worktree [y,n,q,a,d,/%s,?]? "),
- hunk => N__("Discard this hunk from worktree [y,n,q,a,d,/%s,?]? "),
+ mode => N__("Discard mode change from worktree [y,n,q,a,d%s,?]? "),
+ deletion => N__("Discard deletion from worktree [y,n,q,a,d%s,?]? "),
+ hunk => N__("Discard this hunk from worktree [y,n,q,a,d%s,?]? "),
},
checkout_head => {
- mode => N__("Discard mode change from index and worktree [y,n,q,a,d,/%s,?]? "),
- deletion => N__("Discard deletion from index and worktree [y,n,q,a,d,/%s,?]? "),
- hunk => N__("Discard this hunk from index and worktree [y,n,q,a,d,/%s,?]? "),
+ mode => N__("Discard mode change from index and worktree [y,n,q,a,d%s,?]? "),
+ deletion => N__("Discard deletion from index and worktree [y,n,q,a,d%s,?]? "),
+ hunk => N__("Discard this hunk from index and worktree [y,n,q,a,d%s,?]? "),
},
checkout_nothead => {
- mode => N__("Apply mode change to index and worktree [y,n,q,a,d,/%s,?]? "),
- deletion => N__("Apply deletion to index and worktree [y,n,q,a,d,/%s,?]? "),
- hunk => N__("Apply this hunk to index and worktree [y,n,q,a,d,/%s,?]? "),
+ mode => N__("Apply mode change to index and worktree [y,n,q,a,d%s,?]? "),
+ deletion => N__("Apply deletion to index and worktree [y,n,q,a,d%s,?]? "),
+ hunk => N__("Apply this hunk to index and worktree [y,n,q,a,d%s,?]? "),
},
);
$other .= ',J';
}
if ($num > 1) {
- $other .= ',g';
+ $other .= ',g,/';
}
for ($i = 0; $i < $num; $i++) {
if (!defined $hunk[$i]{USE}) {
}
next;
}
- elsif ($other =~ /g/ && $line =~ /^g(.*)/) {
+ elsif ($line =~ /^g(.*)/) {
my $response = $1;
+ unless ($other =~ /g/) {
+ error_msg __("No other hunks to goto\n");
+ next;
+ }
my $no = $ix > 10 ? $ix - 10 : 0;
while ($response eq '') {
$no = display_hunks(\@hunk, $no);
}
elsif ($line =~ m|^/(.*)|) {
my $regex = $1;
- if ($1 eq "") {
+ unless ($other =~ m|/|) {
+ error_msg __("No other hunks to search\n");
+ next;
+ }
+ if ($regex eq "") {
print colored $prompt_color, __("search for regex? ");
$regex = <STDIN>;
if (defined $regex) {
next;
}
}
- elsif ($other =~ /s/ && $line =~ /^s/) {
+ elsif ($line =~ /^s/) {
+ unless ($other =~ /s/) {
+ error_msg __("Sorry, cannot split this hunk\n");
+ next;
+ }
my @split = split_hunk($hunk[$ix]{TEXT}, $hunk[$ix]{DISPLAY});
if (1 < @split) {
print colored $header_color, sprintf(
$num = scalar @hunk;
next;
}
- elsif ($other =~ /e/ && $line =~ /^e/) {
+ elsif ($line =~ /^e/) {
+ unless ($other =~ /e/) {
+ error_msg __("Sorry, cannot edit this hunk\n");
+ next;
+ }
my $newhunk = edit_hunk_loop($head, \@hunk, $ix);
if (defined $newhunk) {
splice @hunk, $ix, 1, $newhunk;