Add support for the ellipsis statement

lib/Babble/Plugin/Ellipsis.pm

@@ -0,0 +1,36 @@
+package Babble::Plugin::Ellipsis;
+
+use Moo;
+
+sub transform_to_plain {
+  my ($self, $top) = @_;
+  $top->each_match_within(Statement => [
+    '\.\.\.'
+  ] => sub {
+    my ($m) = @_;
+    $m->replace_text(q|die 'Unimplemented'|);
+  });
+}
+
+1;
+__END__
+
+=head1 NAME
+
+Babble::Plugin::Ellipsis - Plugin for ellipsis / yada yada yada statement
+
+=head1 SYNOPSIS
+
+Converts usage of the ellipsis syntax from
+
+    ...
+
+to
+
+    die 'Unimplemented'
+
+=head1 SEE ALSO
+
+L<... syntax|Syntax::Construct/...>
+
+=cut

t/plugin-ellipsis.t

@@ -0,0 +1,24 @@
+use strictures 2;
+use Test::More;
+use Babble::Plugin::Ellipsis;
+use Babble::Match;
+
+my $el = Babble::Plugin::Ellipsis->new;
+
+my @cand = (
+  # just ellipsis
+  [ 'sub foo {...}',
+    q|sub foo {die 'Unimplemented'}|, ],
+  # partial ellipsis
+  [ 'sub foo { f; ...; g; }',
+    q|sub foo { f; die 'Unimplemented'; g; }|, ],
+);
+
+foreach my $cand (@cand) {
+  my ($from, $to) = @$cand;
+  my $top = Babble::Match->new(top_rule => 'Document', text => $from);
+  $el->transform_to_plain($top);
+  is($top->text, $to, "${from}");
+}
+
+done_testing;