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perl: update Unpacker.pod

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Fuji, Goro 2010-10-28 17:26:04 +09:00
parent ea36ef3107
commit c320e44a23
1 changed files with 16 additions and 10 deletions
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26
perl/lib/Data/MessagePack/Unpacker.pod
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@ -6,11 +6,16 @@ Data::MessagePack::Unpacker - messagepack streaming deserializer
use Data::Dumper;
my $up = Data::MessagePack::Unpacker->new;
my $ret = $up->execute($v, 0);
if ($ret != length($v)) {
fail "extra bytes";
open my $fh, $data or die $!;
my $offset = 0;
while( read($fh, my $buf, 1024) ) {
$offset = $up->execute($buf, $offset);
if($up->is_finished) {
print Dumper($up->data);
}
}
return Dumper($up->data);
=head1 DESCRIPTION
@ -22,7 +27,7 @@ This is a streaming deserializer for messagepack.
=item my $up = Data::MessagePack::Unpacker->new()
creates a new instance of stream deserializer.
creates a new instance of the stream deserializer.
=item $up->utf8([$bool])
@ -37,14 +42,15 @@ The utf8 mode is disabled by default.
returns the utf8 mode flag of I<$up>.
=item my $ret = $up->execute($data, $offset);
=item $offset = $up->execute($data, $offset);
=item my $ret = $up->execute_limit($data, $offset, $limit)
=item $offset = $up->execute_limit($data, $offset, $limit)
$up->execute(substr($data, 0, 3), 0);
$up->execute($data, 3);
parses unpacked I<$data> from I<$offset> to I<$limit>.
returns a new offset of I<$data>, which is for the next <execute()>.
$offset is the offset of $data.
If I<$data> is insufficient, I<$offset> does not change, saving
I<$data> in internal buffers.
=item my $bool = $up->is_finished();