| line | true | false | branch | 
 
| 66 | 1 | 12 | unless open my $cdx, '<', $cdx_file | 
 
| 70 | 1 | 11 | unless defined $header | 
 
| 75 | 2 | 9 | unless 'CDX' eq substr($header, 1, 3) and $delimiter eq substr($header, 4, 1) | 
 
| 87 | 1 | 8 | unless defined $field_index{'g'} | 
 
| 89 | 1 | 7 | unless defined $field_index{'v'} or defined $field_index{'V'} | 
 
| 99 | 77 | 6 | if defined $self->{'volumes'}{$name} | 
 
| 119 | 12 | 83 | unless $entry_length | 
 
| 131 | 4 | 79 | $volname =~ /[.]w?arc$/ ? : | 
 
|  | 19 | 52 | defined $CDX_Import_Map{$_} ? : | 
 
| 141 | 4 | 12 | if $key eq 'url_prefix' | 
 
| 151 | 1 | 13 | unless open my $cdx, '<', $self->{'cdx_file'} | 
 
| 157 | 6 | 7 | unless defined $entry->distance(@_) | 
 
| 160 | 11 | 17 | unless 0 > $entry->distance(@_) | 
 
| 175 | 1 | 17 | unless open my $cdx, '<', $self->{'cdx_file'} | 
 
| 181 | 6 | 11 | unless defined $entry->distance(@_) | 
 
| 185 | 19 | 12 | unless (0 > $distance) | 
 
| 186 | 16 | 3 | if ($result_distance < 0 or $distance < $result_distance) | 
 
| 190 | 9 | 22 | if $result_distance == 0 | 
 
| 201 | 1 | 34 | unless (defined wantarray) | 
 
| 204 | 1 | 33 | unless scalar @_ | 
 
| 206 | 1 | 32 | if scalar @_ % 2 | 
 
| 209 | 14 | 18 | if (wantarray) { } | 
 
| 218 | 1 | 3 | unless open my $cdx, '<', $self->{'cdx_file'} | 
 
| 232 | 1 | 14 | unless open my $cdx, '<', $self->{'cdx_file'} | 
 
| 236 | 1 | 13 | unless seek $cdx, $offset - 1, 0 | 
 
| 237 | 0 | 13 | unless defined read($cdx, $eol, 1) | 
 
| 238 | 1 | 12 | unless $eol eq $/ |