lei: complete basenames for include|exclude|only

This will make it even easier for RSI-afflicted users to use,
since many externals may share a common prefix.

1 files changed, 12 insertions, 1 deletions

diff --git a/lib/PublicInbox/LeiQuery.pm b/lib/PublicInbox/LeiQuery.pm
index 10b8d6fa..8015ecec 100644
--- a/lib/PublicInbox/LeiQuery.pm
+++ b/lib/PublicInbox/LeiQuery.pm
@@ -112,11 +112,22 @@ sub lei_q {
 sub _complete_q {
         my ($self, @argv) = @_;
         my $ext = qr/\A(?:-I|(?:--(?:include|exclude|only)))\z/;
-        # $argv[-1] =~ $ext and return $self->_complete_forget_external;
         my @cur;
         while (@argv) {
                 if ($argv[-1] =~ $ext) {
                         my @c = $self->_complete_forget_external(@cur);
+                        # try basename match:
+                        if (scalar(@cur) == 1 && index($cur[0], '/') < 0) {
+                                my $all = $self->externals_each;
+                                my %bn;
+                                for my $loc (keys %$all) {
+                                        my $bn = (split(m!/!, $loc))[-1];
+                                        ++$bn{$bn};
+                                }
+                                push @c, grep {
+                                        $bn{$_} == 1 && /\A\Q$cur[0]/
+                                } keys %bn;
+                        }
                         return @c if @c;
                 }
                 unshift(@cur, pop @argv);