[PATCH] lei import: add label completions (+L:$LABEL)

[Eric Wong]

This can probably be added for "lei q", too, but we typically
import first.  Labels can probably be made persistent on a
per-folder basis in the future.
---
 lib/PublicInbox/LeiImport.pm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/PublicInbox/LeiImport.pm b/lib/PublicInbox/LeiImport.pm
index b9865829..2d91e4c4 100644
--- a/lib/PublicInbox/LeiImport.pm
+++ b/lib/PublicInbox/LeiImport.pm
@@ -117,6 +117,8 @@ 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] // undef, 1);
+       my @L = eval { $lei->_lei_store->search->all_terms('L') };
+       push(@k, map { "+L:$_" } @L);
        my @m = map { $match_cb->($_) } @k;
        my %f = map { $_ => 1 } (@m ? @m : @k);
        if (my $lms = $lei->lms) {
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