Branch Coverage

File:lib/AnyEvent/SerialPort.pm
Coverage:75.0%

line%coveragebranch
57100TFunless exists $p{'serial_port'}
63100TFif (ref $dev)
690TFunless my $s = tie(*$fh, 'Device::SerialPort', $dev)
83100TFunless sysopen $fh, $dev, 2306