lei tag: support tagging index-only messages

This will make some of our tests faster and allow users to try
more features of lei without high storage requirements.

1 files changed, 6 insertions, 2 deletions

diff --git a/lib/PublicInbox/LeiSearch.pm b/lib/PublicInbox/LeiSearch.pm
index c2b12146..fb19229f 100644
--- a/lib/PublicInbox/LeiSearch.pm
+++ b/lib/PublicInbox/LeiSearch.pm
@@ -63,7 +63,9 @@ sub content_key ($) {
 }
 
 sub _cmp_1st { # git->cat_async callback
-        my ($bref, $oid, $type, $size, $cmp) = @_; # cmp: [chash, xoids, smsg]
+        my ($bref, $oid, $type, $size, $cmp) = @_;
+        # cmp: [chash, xoids, smsg, lms]
+        $bref //= $cmp->[3] ? $cmp->[3]->local_blob($oid, 1) : undef;
         if ($bref && content_hash(PublicInbox::Eml->new($bref)) eq $cmp->[0]) {
                 $cmp->[1]->{$oid} = $cmp->[2]->{num};
         }
@@ -78,6 +80,8 @@ sub xoids_for {
         my @overs = ($self->over // $self->overs_all);
         my $git = $self->git;
         my $xoids = {};
+        # no lms when used via {ale}:
+        my $lms = $self->{-lms_ro} //= lms($self) if defined($self->{topdir});
         for my $mid (@$mids) {
                 for my $o (@overs) {
                         my ($id, $prev);
@@ -85,7 +89,7 @@ sub xoids_for {
                                 next if $cur->{bytes} == 0 ||
                                         $xoids->{$cur->{blob}};
                                 $git->cat_async($cur->{blob}, \&_cmp_1st,
-                                                [ $chash, $xoids, $cur ]);
+                                                [$chash, $xoids, $cur, $lms]);
                                 if ($min && scalar(keys %$xoids) >= $min) {
                                         $git->cat_async_wait;
                                         return $xoids;