nntp: hdr_msg_id: use named sub for long_response

Introduce hdr_msgid_range_i, which does the same thing as the
anonymous sub it replaces.

diff --git a/lib/PublicInbox/NNTP.pm b/lib/PublicInbox/NNTP.pm
index 1f31b4a5baae9685653d9a9d67cdf0ecc1f4ce90..fca632e2d484c425a5b6f49af64b8f7f9b759d4c 100644 (file)
--- a/lib/PublicInbox/NNTP.pm
+++ b/lib/PublicInbox/NNTP.pm
@@ -646,6 +646,14 @@ sub long_response ($$;@) {
        undef;
 }
 
+sub hdr_msgid_range_i {
+       my ($self, $beg, $end) = @_;
+       my $r = $self->{ng}->mm->msg_range($beg, $end);
+       @$r or return;
+       more($self, join("\r\n", map { "$_->[0] <$_->[1]>" } @$r));
+       1;
+}
+
 sub hdr_message_id ($$$) { # optimize XHDR Message-ID [range] for slrnpull.
        my ($self, $xhdr, $range) = @_;
 
@@ -657,17 +665,8 @@ sub hdr_message_id ($$$) { # optimize XHDR Message-ID [range] for slrnpull.
                $range = $self->{article} unless defined $range;
                my $r = get_range($self, $range);
                return $r unless ref $r;
-               my $mm = $self->{ng}->mm;
-               my ($beg, $end) = @$r;
                more($self, $xhdr ? r221 : r225);
-               long_response($self, sub {
-                       my $r = $mm->msg_range($beg, $end);
-                       @$r or return;
-                       more($self, join("\r\n", map {
-                               "$_->[0] <$_->[1]>"
-                       } @$r));
-                       1;
-               });
+               long_response($self, \&hdr_msgid_range_i, @$r);
        }
 }