if (-r $args{file}) {
$self->generate($args{file});
} else {
- die "Can't open tags file: $!\n";
+ die "Can't open tags file '", $args{file}, "': $!\n";
}
}elsif ($args{str}) {
$self->generate($args{str},'scalar');
=cut
-sub has { my ($self, $t) = @_; $t =~ s/^0+//; return (defined $self->{tags}{$t}) ? 1 : 0 }
+sub has { my ($self, $t) = @_; return 0 unless $t; $t =~ s/^0+//; return (defined $self->{tags}{$t}) ? 1 : 0 }
=head2 as_hashref