Commit | Line | Data |
e3c07b19 |
1 | |
2 | package Moose::AttributeHelpers::Trait::Collection::Bag; |
3 | use Moose::Role; |
4 | use Moose::Util::TypeConstraints; |
5 | |
6 | our $VERSION = '0.19'; |
7 | $VERSION = eval $VERSION; |
8 | our $AUTHORITY = 'cpan:STEVAN'; |
9 | |
10 | use Moose::AttributeHelpers::MethodProvider::Bag; |
11 | |
12 | with 'Moose::AttributeHelpers::Trait::Collection'; |
13 | |
14 | has 'method_provider' => ( |
15 | is => 'ro', |
16 | isa => 'ClassName', |
17 | predicate => 'has_method_provider', |
18 | default => 'Moose::AttributeHelpers::MethodProvider::Bag' |
19 | ); |
20 | |
21 | subtype 'Bag' => as 'HashRef[Int]'; |
22 | |
23 | sub helper_type { 'Bag' } |
24 | |
25 | before 'process_options_for_provides' => sub { |
26 | my ($self, $options, $name) = @_; |
27 | |
28 | # Set some default attribute options here unless already defined |
29 | if ((my $type = $self->helper_type) && !exists $options->{isa}){ |
30 | $options->{isa} = $type; |
31 | } |
32 | |
33 | $options->{default} = sub { +{} } unless exists $options->{default}; |
34 | }; |
35 | |
36 | no Moose::Role; |
37 | no Moose::Util::TypeConstraints; |
38 | |
39 | # register the alias ... |
40 | package # hide me from search.cpan.org |
41 | Moose::Meta::Attribute::Custom::Trait::Collection::Bag; |
42 | sub register_implementation { |
43 | 'Moose::AttributeHelpers::Trait::Collection::Bag' |
44 | } |
45 | |
46 | 1; |
47 | |
48 | __END__ |
49 | |
50 | =pod |
51 | |
52 | =head1 NAME |
53 | |
54 | Moose::AttributeHelpers::Collection::Bag |
55 | |
56 | =head1 SYNOPSIS |
57 | |
58 | package Stuff; |
59 | use Moose; |
60 | use Moose::AttributeHelpers; |
61 | |
62 | has 'word_histogram' => ( |
63 | metaclass => 'Collection::Bag', |
64 | is => 'ro', |
65 | isa => 'Bag', # optional ... as is defalt |
66 | provides => { |
67 | 'add' => 'add_word', |
68 | 'get' => 'get_count_for', |
69 | 'empty' => 'has_any_words', |
70 | 'count' => 'num_words', |
71 | 'delete' => 'delete_word', |
72 | } |
73 | ); |
74 | |
75 | =head1 DESCRIPTION |
76 | |
77 | This module provides a Bag attribute which provides a number of |
78 | bag-like operations. See L<Moose::AttributeHelpers::MethodProvider::Bag> |
79 | for more details. |
80 | |
81 | =head1 METHODS |
82 | |
83 | =over 4 |
84 | |
85 | =item B<meta> |
86 | |
87 | =item B<method_provider> |
88 | |
89 | =item B<has_method_provider> |
90 | |
91 | =item B<helper_type> |
92 | |
93 | =item B<process_options_for_provides> |
94 | |
95 | =back |
96 | |
97 | =head1 BUGS |
98 | |
99 | All complex software has bugs lurking in it, and this module is no |
100 | exception. If you find a bug please either email me, or add the bug |
101 | to cpan-RT. |
102 | |
103 | =head1 AUTHOR |
104 | |
105 | Stevan Little E<lt>stevan@iinteractive.comE<gt> |
106 | |
107 | =head1 COPYRIGHT AND LICENSE |
108 | |
109 | Copyright 2007-2009 by Infinity Interactive, Inc. |
110 | |
111 | L<http://www.iinteractive.com> |
112 | |
113 | This library is free software; you can redistribute it and/or modify |
114 | it under the same terms as Perl itself. |
115 | |
116 | =cut |