lei completion: workaround old Perl bug

[public-inbox.git] / lib / PublicInbox / LeiImport.pm

diff --git a/lib/PublicInbox/LeiImport.pm b/lib/PublicInbox/LeiImport.pm
index 397292d4c7878e4192aa5766a2fa7188166352bd..69d63ab6b39756f96a89deb49422fb9eaadcb444 100644 (file)
--- a/lib/PublicInbox/LeiImport.pm
+++ b/lib/PublicInbox/LeiImport.pm
@@ -122,11 +122,11 @@ sub lei_import { # the main "lei import" method
 sub _complete_import {
        my ($lei, @argv) = @_;
        my ($re, $cur, $match_cb) = $lei->complete_url_prepare(\@argv);
-       my @k = $lei->url_folder_cache->keys($argv[-1], 1);
+       my @k = $lei->url_folder_cache->keys($argv[-1] // undef, 1);
        my @m = map { $match_cb->($_) } @k;
        my %f = map { $_ => 1 } (@m ? @m : @k);
        if (my $lms = $lei->lms) {
-               @k = $lms->folders($argv[-1], 1);
+               @k = $lms->folders($argv[-1] // undef, 1);
                @m = map { $match_cb->($_) } @k;
                if (@m) { @f{@m} = @m } else { @f{@k} = @k }
        }