# vi: set ts=4 sw=4 ht=4 et :
package perl5i::0::HASH;
use 5.010;
use strict;
use warnings;
use Carp;
sub HASH::flip {
croak "Can't flip hash with references as values"
if grep { ref } values %{$_[0]};
my %flipped = reverse %{$_[0]};
return wantarray ? %flipped : \%flipped;
}
sub HASH::merge {
require Hash::Merge::Simple;
my $merged = Hash::Merge::Simple::merge(@_);
return wantarray ? %$merged : $merged;
}
1;