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lib/List/oo.pm  view on Meta::CPAN

  ...
  $l->map(λ{...});

(If the above doesn't render as the greek character lambda, your pod
viewer is not playing nice.)

=back

=cut

sub F (&) {
  my $sub = CORE::shift(@_);
  @_ and croak;
  UNIVERSAL::isa($sub, 'CODE') and return($sub);
  eval($sub->isa('List::oo')) and croak 'not a method';
  croak('why bother');
} # end subroutine F definition
########################################################################

=head1 List Methods