if ( defined $bulk_command->{$command} ) {
my $value = pop;
+ $value = '' if ! defined $value;
$send
= uc($command)
. ' '
. join(' ', @_)
. ' '
- . length($value)
+ . length( $value )
. "\r\n$value\r\n"
;
} else {
}
return $hash;
} elsif ( $command eq 'keys' ) {
- return split(/\s/, __sock_read_bulk($result));
+ my $keys = __sock_read_bulk($result);
+ return split(/\s/, $keys) if $keys;
+ return;
}
if ( $type eq '-' ) {