Dave Rolsky > MooseX-AttributeHelpers-0.23 > MooseX::AttributeHelpers::Trait::Bool

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Module Version: 0.23   Source  

NAME ^

MooseX::AttributeHelpers::Bool

SYNOPSIS ^

  package Room;
  use Moose;
  use MooseX::AttributeHelpers;
  
  has 'is_lit' => (
      metaclass => 'Bool',
      is        => 'rw',
      isa       => 'Bool',
      default   => sub { 0 },
      provides  => {
          set     => 'illuminate',
          unset   => 'darken',
          toggle  => 'flip_switch',
          not     => 'is_dark'
      }
  );

  my $room = Room->new();
  $room->illuminate;     # same as $room->is_lit(1);
  $room->darken;         # same as $room->is_lit(0);
  $room->flip_switch;    # same as $room->is_lit(not $room->is_lit);
  return $room->is_dark; # same as !$room->is_lit

DESCRIPTION ^

This provides a simple boolean attribute, which supports most of the basic math operations.

METHODS ^

meta
helper_type
method_constructors
has_method_provider
method_provider

PROVIDED METHODS ^

It is important to note that all those methods do in place modification of the value stored in the attribute.

set

Sets the value to 1.

unset

Set the value to 0.

toggle

Toggle the value. If it's true, set to false, and vice versa.

not

Equivalent of 'not $value'.

BUGS ^

All complex software has bugs lurking in it, and this module is no exception. If you find a bug please either email me, or add the bug to cpan-RT.

AUTHOR ^

Jason May

COPYRIGHT AND LICENSE ^

Copyright 2007-2009 by Infinity Interactive, Inc.

http://www.iinteractive.com

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.

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