main::(test.pl:6):	my $des = Devel::Examine::Subs->new({file => 'shift.pl'});
  DB<1> c
main::(test.pl:9):	$des->all();
  DB<1> s
Devel::Examine::Subs::all(/usr/lib/perl5/site_perl/5.22.0/Devel/Examine/Subs.pm:382):
382:	    my $self    = shift;