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Async.pm  view on Meta::CPAN

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sub new {
        my ( $class, $task, $timeout, $msg ) = ( shift, @_ );
        $msg = "Timed out\n" unless defined $msg;
        my $newtask = sub {
                local $SIG{'ALRM'} = sub { die "TIMEOUT\n" };
                alarm $timeout;
                my $s = eval { $task->() };
                return $msg if not defined $s and $@ eq "TIMEOUT\n";
                return $s;
        };
        $class->SUPER::new( $newtask );
}
 
package AsyncData;
our $VERSION = '0.14';
 
our @ISA = 'Async';
 
sub new {
        require Storable;
        my ( $class, $task ) = ( shift, @_ );
        my $newtask = sub {
                my $v = $task->();
                return Storable::freeze( $v );
        };
        $class->SUPER::new( $newtask );
}
 
sub result {
        require Storable;
        my $self = shift;
        my $rc = $self->SUPER::result( @_ );
        return defined $rc ? Storable::thaw( $rc ) : $rc;
}
 
1;
 
__END__
 
=head1 NAME
 
Async - Asynchronous evaluation of Perl code (with optional timeouts)