| line | stmt | bran | cond | sub | pod | time | code | 
| 1 |  |  |  |  |  |  | package Document::AST; | 
| 2 |  |  |  |  |  |  |  | 
| 3 |  |  |  |  |  |  | sub new { | 
| 4 | 0 |  |  | 0 | 0 |  | my $class = shift; | 
| 5 | 0 |  | 0 |  |  |  | my $self = bless { @_ }, ref($class) || $class; | 
| 6 |  |  |  |  |  |  | } | 
| 7 |  |  |  |  |  |  |  | 
| 8 |  |  |  |  |  |  | sub init { | 
| 9 | 0 |  |  | 0 | 0 |  | my $self = shift; | 
| 10 | 0 |  |  |  |  |  | die "You need to override Document::AST::insert"; | 
| 11 |  |  |  |  |  |  | # $self->{output} = []; | 
| 12 |  |  |  |  |  |  | } | 
| 13 |  |  |  |  |  |  |  | 
| 14 |  |  |  |  |  |  | sub content { | 
| 15 | 0 |  |  | 0 | 0 |  | my $self = shift; | 
| 16 | 0 |  |  |  |  |  | return $self->{output}; | 
| 17 |  |  |  |  |  |  | } | 
| 18 |  |  |  |  |  |  |  | 
| 19 |  |  |  |  |  |  | sub insert { | 
| 20 | 0 |  |  | 0 | 0 |  | my $self = shift; | 
| 21 | 0 |  |  |  |  |  | my $ast = shift; | 
| 22 | 0 |  |  |  |  |  | die "You need to override Document::AST::insert"; | 
| 23 |  |  |  |  |  |  | # $self->{output} .= $ast->{output}; | 
| 24 |  |  |  |  |  |  | } | 
| 25 |  |  |  |  |  |  |  | 
| 26 |  |  |  |  |  |  | sub begin_node { | 
| 27 | 0 |  |  | 0 | 0 |  | my $self = shift; | 
| 28 | 0 |  |  |  |  |  | my $tag = shift; | 
| 29 | 0 |  |  |  |  |  | die "You need to override Document::AST::begin_node"; | 
| 30 |  |  |  |  |  |  | # $self->{output} .= "+$tag\n"; | 
| 31 |  |  |  |  |  |  | } | 
| 32 |  |  |  |  |  |  |  | 
| 33 |  |  |  |  |  |  | sub end_node { | 
| 34 | 0 |  |  | 0 | 0 |  | my $self = shift; | 
| 35 | 0 |  |  |  |  |  | my $tag = shift; | 
| 36 | 0 |  |  |  |  |  | die "You need to override Document::AST::end_node"; | 
| 37 |  |  |  |  |  |  | # $self->{output} .= "-$tag\n"; | 
| 38 |  |  |  |  |  |  | } | 
| 39 |  |  |  |  |  |  |  | 
| 40 |  |  |  |  |  |  | sub text_node { | 
| 41 | 0 |  |  | 0 | 0 |  | my $self = shift; | 
| 42 | 0 |  |  |  |  |  | my $text = shift; | 
| 43 | 0 |  |  |  |  |  | die; | 
| 44 |  |  |  |  |  |  | # $self->{output} .= " $text\n"; | 
| 45 |  |  |  |  |  |  | } | 
| 46 |  |  |  |  |  |  |  | 
| 47 |  |  |  |  |  |  | 1; |