http://www.perlmonks.org?node_id=1019287


in reply to Re^2: More efficient dereferencing of a subroutine return
in thread More efficient dereferencing of a subroutine return

In that case,

my @ARRAY = @{ subroutine() || [] };
package Cow { use Moo; has name => (is => 'lazy', default => sub { 'Mooington' }) } say Cow->new->name