| line | true | false | branch | 
 
| 84 | 2 | 3 | unless defined $host | 
 
| 85 | 4 | 1 | unless defined $port | 
 
| 93 | 2 | 3 | if (ref $host eq 'ARRAY') { } | 
 
| 98 | 2 | 1 | if (defined $addr_proto) { } | 
 
| 101 | 2 | 0 | unless (exists $protos{$addr_proto}) | 
 
| 117 | 0 | 3 | unless my $sock = 'IO::Socket::INET'->new('PeerAddr', $conn->[0], 'PeerPort', $conn->[1], 'Proto', $conn->[2]) | 
 
| 123 | 3 | 0 | if defined $sock | 
 
| 126 | 0 | 3 | unless @sockets | 
 
| 172 | 2 | 3 | unless defined $delta | 
 
| 174 | 1 | 4 | if (ref $stats eq 'ARRAY') { } | 
 
| 193 | 1 | 2 | unless defined $sample_rate | 
 
| 196 | 1 | 2 | if (defined $sample_rate and $sample_rate < 1) { } | 
 
| 198 | 0 | 1 | if rand() <= $sample_rate | 
 
| 205 | 1 | 2 | unless keys %$sampled_data |