perl/Git/IndexInfo.pm

   1 package Git::IndexInfo;
   2 use strict;
   3 use warnings $ENV{GIT_PERL_FATAL_WARNINGS} ? qw(FATAL all) : ();
   4 use Git qw/command_input_pipe command_close_pipe/;
   5
   6 sub new {
   7         my ($class) = @_;
   8         my $hash_algo = Git::config('extensions.objectformat') || 'sha1';
   9         my ($gui, $ctx) = command_input_pipe(qw/update-index -z --index-info/);
  10         bless { gui => $gui, ctx => $ctx, nr => 0, hash_algo => $hash_algo}, $class;
  11 }
  12
  13 sub remove {
  14         my ($self, $path) = @_;
  15         my $length = $self->{hash_algo} eq 'sha256' ? 64 : 40;
  16         if (print { $self->{gui} } '0 ', 0 x $length, "\t", $path, "\0") {
  17                 return ++$self->{nr};
  18         }
  19         undef;
  20 }
  21
  22 sub update {
  23         my ($self, $mode, $hash, $path) = @_;
  24         if (print { $self->{gui} } $mode, ' ', $hash, "\t", $path, "\0") {
  25                 return ++$self->{nr};
  26         }
  27         undef;
  28 }
  29
  30 sub DESTROY {
  31         my ($self) = @_;
  32         command_close_pipe($self->{gui}, $self->{ctx});
  33 }
  34
  35 1;