| line | % | coverage | condition |
| 176 | 33 | | defined $language and $language =~ /\A[a-z]{2,3}\z/ |
| 231 | 33 | | defined $language && $language ne $FALLBACK && delete $CATALOG{$language} |
| 292 | 50 | | defined $locale and length $locale and not $locale =~ /\A(?:C|POSIX)(?:\.|\z)/i |
| 299 | 100 | | not defined $second and $first =~ /\A[A-Z]{2}\z/ |
| 415 | 67 | | defined $source and length $source |
| 417 | 67 | | defined $source and length $source |
| 428 | 100 | | defined $by_country && $CATALOG{$by_country} |
| 100 | | defined $parts->{'language'} && $CATALOG{$parts->{'language'}} |
| 656 | 67 | | &blessed($error) && $error->can('errno') |