Commit | Line | Data |
22d869ff |
1 | |
2 | package MooseX::AttributeHelpers::Collection::Hash; |
d26633fc |
3 | use Moose; |
22d869ff |
4 | |
5 | our $VERSION = '0.01'; |
6 | our $AUTHORITY = 'cpan:STEVAN'; |
7 | |
d26633fc |
8 | extends 'MooseX::AttributeHelpers::Base'; |
9 | |
10 | has '+method_constructors' => ( |
11 | default => sub { |
12 | return +{ |
13 | 'get' => sub { |
14 | my $attr = shift; |
15 | return sub { $attr->get_value($_[0])->{$_[1]} }; |
16 | }, |
17 | 'set' => sub { |
18 | my $attr = shift; |
19 | return sub { $attr->get_value($_[0])->{$_[1]} = $_[2] }; |
20 | }, |
21 | 'count' => sub { |
22 | my $attr = shift; |
23 | return sub { scalar keys %{$attr->get_value($_[0])} }; |
24 | }, |
25 | 'empty' => sub { |
26 | my $attr = shift; |
27 | return sub { scalar keys %{$attr->get_value($_[0])} ? 1 : 0 }; |
28 | } |
29 | } |
30 | } |
31 | ); |
32 | |
33 | sub _process_options_for_provides { |
34 | my ($self, $options) = @_; |
35 | (exists $options->{isa}) |
36 | || confess "You must define a type with the Hash metaclass"; |
37 | |
38 | (find_type_constraint($options->{isa})->is_subtype_of('HashRef')) |
39 | || confess "The type constraint for a Hash must be a subtype of HashRef"; |
40 | } |
41 | |
42 | no Moose; |
43 | |
44 | # register the alias ... |
45 | package Moose::Meta::Attribute::Custom::Collection::Hash; |
46 | sub register_implementation { 'MooseX::AttributeHelpers::Collection::Hash' } |
47 | |
48 | |
22d869ff |
49 | 1; |
50 | |
51 | __END__ |
52 | |
53 | =pod |
54 | |
55 | =head1 NAME |
56 | |
57 | =head1 SYNOPSIS |
58 | |
59 | =head1 DESCRIPTION |
60 | |
61 | =head1 METHODS |
62 | |
63 | =head1 BUGS |
64 | |
65 | All complex software has bugs lurking in it, and this module is no |
66 | exception. If you find a bug please either email me, or add the bug |
67 | to cpan-RT. |
68 | |
69 | =head1 AUTHOR |
70 | |
71 | Stevan Little E<lt>stevan@iinteractive.comE<gt> |
72 | |
73 | =head1 COPYRIGHT AND LICENSE |
74 | |
75 | Copyright 2007 by Infinity Interactive, Inc. |
76 | |
77 | L<http://www.iinteractive.com> |
78 | |
79 | This library is free software; you can redistribute it and/or modify |
80 | it under the same terms as Perl itself. |
81 | |
82 | =cut |