--- trunk/Estraier.pm	2006/01/17 00:03:45	81
+++ trunk/Estraier.pm	2006/01/28 18:19:47	97
@@ -92,7 +92,8 @@
 =cut
 
 sub _s {
-	my $text = $_[1] || return;
+	my $text = $_[1];
+	return unless defined($text);
 	$text =~ s/\s\s+/ /gs;
 	$text =~ s/^\s+//;
 	$text =~ s/\s+$//;
@@ -320,7 +321,8 @@
 	my $draft;
 
 	foreach my $attr_name (sort keys %{ $self->{attrs} }) {
-		$draft .= $attr_name . '=' . $self->{attrs}->{$attr_name} . "\n";
+		next unless defined(my $v = $self->{attrs}->{$attr_name});
+		$draft .= $attr_name . '=' . $v . "\n";
 	}
 
 	if ($self->{kwords}) {
@@ -735,6 +737,18 @@
 	return $self->{hints}->{$key};
 }
 
+=head2 hints
+
+More perlish version of C<hint>. This one returns hash.
+
+  my %hints = $rec->hints;
+
+=cut
+
+sub hints {
+	my $self = shift;
+	return $self->{hints};
+}
 
 package Search::Estraier::Node;