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package Enigmatic::Plugboard; use DAKKAR::p 'class'; use Enigmatic::Types qw(PlugWiringMap Letter); has wiring => ( is => 'ro', isa => PlugWiringMap, coerce => 1, builder => '_build_wiring', ); sub _build_wiring { my %map = map { $_, $_ } 'A'..'Z'; return \%map; } with 'Enigmatic::Role::WithWiring'; sub map { my $self = shift; my ($letter) = pos_validated_list( \@_, { isa => Letter }, ); return $self->wiring->at($letter); } __END__
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