Merge branch 'jk/maint-add-p-empty' into maint

* jk/maint-add-p-empty:
add-interactive: handle deletion of empty files

diff --git a/git-add--interactive.perl b/git-add--interactive.perl
index 69aeaf03ec65922d8a3e5e092fab3d4b6ffcb63e..8ce1ec92c2b04e1271b3ee1a41a2ac60d2f8aad4 100755 (executable)
--- a/git-add--interactive.perl
+++ b/git-add--interactive.perl
@@ -731,14 +731,17 @@ sub parse_diff_header {
 
        my $head = { TEXT => [], DISPLAY => [], TYPE => 'header' };
        my $mode = { TEXT => [], DISPLAY => [], TYPE => 'mode' };
+       my $deletion = { TEXT => [], DISPLAY => [], TYPE => 'deletion' };
 
        for (my $i = 0; $i < @{$src->{TEXT}}; $i++) {
-               my $dest = $src->{TEXT}->[$i] =~ /^(old|new) mode (\d+)$/ ?
-                       $mode : $head;
+               my $dest =
+                  $src->{TEXT}->[$i] =~ /^(old|new) mode (\d+)$/ ? $mode :
+                  $src->{TEXT}->[$i] =~ /^deleted file/ ? $deletion :
+                  $head;
                push @{$dest->{TEXT}}, $src->{TEXT}->[$i];
                push @{$dest->{DISPLAY}}, $src->{DISPLAY}->[$i];
        }
-       return ($head, $mode);
+       return ($head, $mode, $deletion);
 }
 
 sub hunk_splittable {
@@ -1206,7 +1209,7 @@ sub patch_update_file {
        my ($ix, $num);
        my $path = shift;
        my ($head, @hunk) = parse_diff($path);
-       ($head, my $mode) = parse_diff_header($head);
+       ($head, my $mode, my $deletion) = parse_diff_header($head);
        for (@{$head->{DISPLAY}}) {
                print;
        }
@@ -1214,6 +1217,9 @@ sub patch_update_file {
        if (@{$mode->{TEXT}}) {
                unshift @hunk, $mode;
        }
+       if (@{$deletion->{TEXT}} && !@hunk) {
+               @hunk = ($deletion);
+       }
 
        $num = scalar @hunk;
        $ix = 0;
@@ -1267,7 +1273,9 @@ sub patch_update_file {
                        print;
                }
                print colored $prompt_color, $patch_mode_flavour{VERB},
-                 ($hunk[$ix]{TYPE} eq 'mode' ? ' mode change' : ' this hunk'),
+                 ($hunk[$ix]{TYPE} eq 'mode' ? ' mode change' :
+                  $hunk[$ix]{TYPE} eq 'deletion' ? ' deletion' :
+                  ' this hunk'),
                  $patch_mode_flavour{TARGET},
                  " [y,n,q,a,d,/$other,?]? ";
                my $line = prompt_single_character;

diff --git a/t/t3701-add-interactive.sh b/t/t3701-add-interactive.sh
index 687bd7ab53397d3bc9d5150bc7cd290efa8ebdbc..d86bc81abfd954194c245e7e180a23f2b9b7c840 100755 (executable)
--- a/t/t3701-add-interactive.sh
+++ b/t/t3701-add-interactive.sh
@@ -228,4 +228,21 @@ test_expect_success 'add first line works' '
        test_cmp expected diff
 '
 
+cat >expected <<EOF
+diff --git a/empty b/empty
+deleted file mode 100644
+index e69de29..0000000
+EOF
+
+test_expect_success 'deleting an empty file' '
+       git reset --hard &&
+       > empty &&
+       git add empty &&
+       git commit -m empty &&
+       rm empty &&
+       echo y | git add -p empty &&
+       git diff --cached >diff &&
+       test_cmp expected diff
+'
+
 test_done