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authorJunio C Hamano <gitster@pobox.com>2009-06-02 07:46:52 -0700
committerJunio C Hamano <gitster@pobox.com>2009-06-02 07:46:52 -0700
commitf2823263bd53b62831450277c746c6cbfcb95a15 (patch)
tree394b44bd80218db1af71eba168b30ce3ece71850
parentdb8af4b5ea7b58b2aef0f0c85f7b570719deb0ae (diff)
parent32a90233d147bd697b338326bd1fabf9edc3f1fe (diff)
downloadgit-f2823263bd53b62831450277c746c6cbfcb95a15.tar.gz
git-f2823263bd53b62831450277c746c6cbfcb95a15.tar.xz
Merge branch 'jc/maint-add-p-coalesce-fix' into maint
* jc/maint-add-p-coalesce-fix: t3701: ensure correctly set up repository after skipped tests Revert "git-add--interactive: remove hunk coalescing" Splitting a hunk that adds a line at the top fails in "add -p"
-rwxr-xr-xgit-add--interactive.perl96
-rwxr-xr-xt/t3701-add-interactive.sh38
2 files changed, 133 insertions, 1 deletions
diff --git a/git-add--interactive.perl b/git-add--interactive.perl
index f6e536ece..a06172c69 100755
--- a/git-add--interactive.perl
+++ b/git-add--interactive.perl
@@ -767,6 +767,96 @@ sub split_hunk {
return @split;
}
+sub find_last_o_ctx {
+ my ($it) = @_;
+ my $text = $it->{TEXT};
+ my ($o_ofs, $o_cnt) = parse_hunk_header($text->[0]);
+ my $i = @{$text};
+ my $last_o_ctx = $o_ofs + $o_cnt;
+ while (0 < --$i) {
+ my $line = $text->[$i];
+ if ($line =~ /^ /) {
+ $last_o_ctx--;
+ next;
+ }
+ last;
+ }
+ return $last_o_ctx;
+}
+
+sub merge_hunk {
+ my ($prev, $this) = @_;
+ my ($o0_ofs, $o0_cnt, $n0_ofs, $n0_cnt) =
+ parse_hunk_header($prev->{TEXT}[0]);
+ my ($o1_ofs, $o1_cnt, $n1_ofs, $n1_cnt) =
+ parse_hunk_header($this->{TEXT}[0]);
+
+ my (@line, $i, $ofs, $o_cnt, $n_cnt);
+ $ofs = $o0_ofs;
+ $o_cnt = $n_cnt = 0;
+ for ($i = 1; $i < @{$prev->{TEXT}}; $i++) {
+ my $line = $prev->{TEXT}[$i];
+ if ($line =~ /^\+/) {
+ $n_cnt++;
+ push @line, $line;
+ next;
+ }
+
+ last if ($o1_ofs <= $ofs);
+
+ $o_cnt++;
+ $ofs++;
+ if ($line =~ /^ /) {
+ $n_cnt++;
+ }
+ push @line, $line;
+ }
+
+ for ($i = 1; $i < @{$this->{TEXT}}; $i++) {
+ my $line = $this->{TEXT}[$i];
+ if ($line =~ /^\+/) {
+ $n_cnt++;
+ push @line, $line;
+ next;
+ }
+ $ofs++;
+ $o_cnt++;
+ if ($line =~ /^ /) {
+ $n_cnt++;
+ }
+ push @line, $line;
+ }
+ my $head = ("@@ -$o0_ofs" .
+ (($o_cnt != 1) ? ",$o_cnt" : '') .
+ " +$n0_ofs" .
+ (($n_cnt != 1) ? ",$n_cnt" : '') .
+ " @@\n");
+ @{$prev->{TEXT}} = ($head, @line);
+}
+
+sub coalesce_overlapping_hunks {
+ my (@in) = @_;
+ my @out = ();
+
+ my ($last_o_ctx, $last_was_dirty);
+
+ for (grep { $_->{USE} } @in) {
+ my $text = $_->{TEXT};
+ my ($o_ofs) = parse_hunk_header($text->[0]);
+ if (defined $last_o_ctx &&
+ $o_ofs <= $last_o_ctx &&
+ !$_->{DIRTY} &&
+ !$last_was_dirty) {
+ merge_hunk($out[-1], $_);
+ }
+ else {
+ push @out, $_;
+ }
+ $last_o_ctx = find_last_o_ctx($out[-1]);
+ $last_was_dirty = $_->{DIRTY};
+ }
+ return @out;
+}
sub color_diff {
return map {
@@ -878,7 +968,8 @@ sub edit_hunk_loop {
my $newhunk = {
TEXT => $text,
TYPE => $hunk->[$ix]->{TYPE},
- USE => 1
+ USE => 1,
+ DIRTY => 1,
};
if (diff_applies($head,
@{$hunk}[0..$ix-1],
@@ -1210,6 +1301,8 @@ sub patch_update_file {
}
}
+ @hunk = coalesce_overlapping_hunks(@hunk);
+
my $n_lofs = 0;
my @result = ();
for (@hunk) {
@@ -1224,6 +1317,7 @@ sub patch_update_file {
open $fh, '| git apply --cached --recount';
for (@{$head->{TEXT}}, @result) {
print $fh $_;
+ print STDERR $_;
}
if (!close $fh) {
for (@{$head->{TEXT}}, @result) {
diff --git a/t/t3701-add-interactive.sh b/t/t3701-add-interactive.sh
index dfc65601a..fd2a55a5c 100755
--- a/t/t3701-add-interactive.sh
+++ b/t/t3701-add-interactive.sh
@@ -165,4 +165,42 @@ test_expect_success FILEMODE 'stage mode but not hunk' '
# end of tests disabled when filemode is not usable
+test_expect_success 'setup again' '
+ git reset --hard &&
+ test_chmod +x file &&
+ echo content >>file
+'
+
+# Write the patch file with a new line at the top and bottom
+cat >patch <<EOF
+index 180b47c..b6f2c08 100644
+--- a/file
++++ b/file
+@@ -1,2 +1,4 @@
++firstline
+ baseline
+ content
++lastline
+EOF
+# Expected output, similar to the patch but w/ diff at the top
+cat >expected <<EOF
+diff --git a/file b/file
+index b6f2c08..61b9053 100755
+--- a/file
++++ b/file
+@@ -1,2 +1,4 @@
++firstline
+ baseline
+ content
++lastline
+EOF
+# Test splitting the first patch, then adding both
+test_expect_success 'add first line works' '
+ git commit -am "clear local changes" &&
+ git apply patch &&
+ (echo s; echo y; echo y) | git add -p file &&
+ git diff --cached > diff &&
+ test_cmp expected diff
+'
+
test_done