| line | !l | l&&!r | l&&r | condition | 
 
| 224 | 157 | 184 | 1 | utf8::is_utf8($string) and not utf8::valid($string) | 
 
| 245 | 2 | 332 | 3 | @lines and $lines[0] =~ /^\%YAML[: ][\d\.]+.*\z/ | 
 
| 254 | 226 | 9 | 43 | defined $1 and not $1 =~ /^(?:\#.+|\%YAML[: ][\d\.]+)\z/ | 
 
| 262 | 223 | 81 | 2 | not $in_document and @$self | 
 
| 265 | 9 | 3 | 0 | @lines and not $lines[0] =~ /^---/ | 
 
| 367 | 0 | 13 | 0 | defined $indent->[-2] and $indent->[-1] <= $indent->[-2] | 
 
| 391 | 3 | 12 | 5 | @$lines and not $lines->[0] =~ /^---/ | 
 
| 405 | 0 | 0 | 4 | defined $indent->[-2] and $indent->[-1] == $indent->[-2] | 
 
| 473 | 1 | 2 | 1 | @$lines and not $lines->[0] =~ /^---/ | 
 
| 603 | 1 | 3 | 265 | ref $self and @$self |