ljr/wcmtools/s2/S2/NodeClassVarDecl.pm

76 lines
1.5 KiB
Perl
Executable File

#!/usr/bin/perl
#
package S2::NodeClassVarDecl;
use strict;
use S2::Node;
use S2::NodeType;
use vars qw($VERSION @ISA);
$VERSION = '1.0';
@ISA = qw(S2::Node);
sub new {
my ($class, $name, $type) = @_;
my $node = new S2::Node;
$node->{'name'} = $name;
$node->{'type'} = $type;
bless $node, $class;
}
sub cleanForFreeze {
my $this = shift;
delete $this->{'tokenlist'};
delete $this->{'docstring'};
$this->{'typenode'}->cleanForFreeze;
}
sub getType { shift->{'type'}; }
sub getName { shift->{'name'}; }
sub getDocString { shift->{'docstring'}; }
sub isReadOnly { shift->{'readonly'}; }
sub parse {
my ($class, $toker) = @_;
my $n = new S2::NodeClassVarDecl;
# get the function keyword
$n->setStart($n->requireToken($toker, $S2::TokenKeyword::VAR));
if ($toker->peek() == $S2::TokenKeyword::READONLY) {
$n->{'readonly'} = 1;
$n->eatToken($toker);
}
$n->{'typenode'} = parse S2::NodeType $toker;
$n->{'type'} = $n->{'typenode'}->getType();
$n->addNode($n->{'typenode'});
$n->{'name'} = $n->getIdent($toker)->getIdent();
# docstring
if ($toker->peek()->isa('S2::TokenStringLiteral')) {
my $t = $n->eatToken($toker);
$n->{'docstring'} = $t->getString();
}
$n->requireToken($toker, $S2::TokenPunct::SCOLON);
return $n;
}
sub asS2 {
my ($this, $o) = @_;
die "not done";
}
sub asString {
my $this = shift;
return join(' ', $this->{'type'}->toString, $this->{'name'});
}
__END__