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=head1 NAME
Data::MessagePack::Unpacker - messagepack streaming deserializer
=head1 SYNOPSIS
use Data::Dumper;
my $up = Data::MessagePack::Unpacker->new;
my $ret = $up->execute($v, 0);
if ($ret != length($v)) {
fail "extra bytes";
}
return Dumper($up->data);
=head1 DESCRIPTION
This is an streaming deserializer for messagepack.
=head1 METHODS
=over 4
=item my $up = Data::MessagePack::Unpacker->new()
create new instance of stream deserializer.
=item my $ret = $up->execute($data, $offset);
=item my $ret = $up->execute_limit($data, $offset, $limit)
$up->execute(substr($data, 0, 3), 0);
$up->execute($data, 3);
$offset is the offset of $data.
=item my $bool = $up->is_finished();
is this deserializer finished?
=item my $data = $up->data();
returns deserialized object.
=item $up->reset();
reset the stream deserializer, without memory zone.
=back
=head1 AUTHORS
Tokuhiro Matsuno
=head1 SEE ALSO
L<Data::MessagePack>
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