searchidx: increase term positions for all text terms

We do not want phrase searches to cross between independent
fields (filenames/Message-ID vs bodies)

diff --git a/lib/PublicInbox/SearchIdx.pm b/lib/PublicInbox/SearchIdx.pm
index 2239c90209579e42c590c8e0df113ab53617879b..6e44887d2651c2b20fef84e8a7d38369badf607e 100644 (file)
--- a/lib/PublicInbox/SearchIdx.pm
+++ b/lib/PublicInbox/SearchIdx.pm
@@ -295,6 +295,7 @@ sub add_message {
                        my $fn = $part->filename;
                        if (defined $fn && $fn ne '') {
                                $tg->index_text($fn, 1, 'XFN');
+                               $tg->increase_termpos;
                        }
 
                        return if $ct =~ m!\btext/x?html\b!i;
@@ -330,6 +331,7 @@ sub add_message {
 
                foreach my $mid (@$mids) {
                        $tg->index_text($mid, 1, 'XM');
+                       $tg->increase_termpos;
                }
                $smsg->{to} = $smsg->{cc} = '';
                PublicInbox::OverIdx::parse_references($smsg, $mid0, $mids);