another useless use of scalar

[git.ikiwiki.info.git] / IkiWiki / Plugin / htmlbalance.pm

diff --git a/IkiWiki/Plugin/htmlbalance.pm b/IkiWiki/Plugin/htmlbalance.pm
index dcd92055fbebcdeefdbf07d45337e7f0b2f9e360..26f8e494bf537dba9f2b0c967c71fb9f26067b84 100644 (file)
--- a/IkiWiki/Plugin/htmlbalance.pm
+++ b/IkiWiki/Plugin/htmlbalance.pm
@@ -9,27 +9,28 @@ package IkiWiki::Plugin::htmlbalance;
 
 use warnings;
 use strict;
-use IkiWiki 2.00;
-use HTML::TreeBuilder;
+use IkiWiki 3.00;
 use HTML::Entities;
 
-sub import { #{{{
+sub import {
        hook(type => "getsetup", id => "htmlbalance", call => \&getsetup);
        hook(type => "sanitize", id => "htmlbalance", call => \&sanitize);
-} # }}}
+}
 
-sub getsetup () { #{{{
+sub getsetup () {
        return
                plugin => {
                        safe => 1,
                        rebuild => undef,
                },
-} #}}}
+}
 
-sub sanitize (@) { #{{{
+sub sanitize (@) {
        my %params=@_;
        my $ret = '';
 
+       eval q{use HTML::TreeBuilder};
+       error $@ if $@;
        my $tree = HTML::TreeBuilder->new();
        $tree->ignore_unknown(0);
        $tree->ignore_ignorable_whitespace(0);
@@ -52,6 +53,6 @@ sub sanitize (@) { #{{{
        }
        $tree->delete();
        return $ret;
-} # }}}
+}
 
 1