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authorEric Wong <e@80x24.org>2022-08-03 20:03:55 +0000
committerEric Wong <e@80x24.org>2022-08-04 07:00:58 +0000
commit213e03e1f9624faa4a3a9813f1eac5035c1eb62a (patch)
tree070e38ebf61c4d1f62779f9e451cffef47442835 /lib/PublicInbox/Search.pm
parent63dce18973d63837efd89225085fe144a8954bdf (diff)
downloadpublic-inbox-213e03e1f9624faa4a3a9813f1eac5035c1eb62a.tar.gz
This will be used to speed up NNTP group listings and IMAP startup
with thousands of inboxes.
Diffstat (limited to 'lib/PublicInbox/Search.pm')
-rw-r--r--lib/PublicInbox/Search.pm3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/PublicInbox/Search.pm b/lib/PublicInbox/Search.pm
index b6141f68..2feb3e13 100644
--- a/lib/PublicInbox/Search.pm
+++ b/lib/PublicInbox/Search.pm
@@ -543,9 +543,10 @@ sub help {
         \@ret;
 }
 
+# always returns a scalar value
 sub int_val ($$) {
         my ($doc, $col) = @_;
-        my $val = $doc->get_value($col) or return; # undefined is '' in Xapian
+        my $val = $doc->get_value($col) or return undef; # undef is '' in Xapian
         sortable_unserialise($val) + 0; # PV => IV conversion
 }