Commit | Line | Data |
9a976497 |
1 | package MooseX::AttributeHelpers::MethodProvider::ImmutableHash; |
2 | use Moose::Role; |
3 | |
4 | our $VERSION = '0.03'; |
5 | our $AUTHORITY = 'cpan:STEVAN'; |
6 | |
7 | sub exists : method { |
8 | my ($attr, $reader, $writer) = @_; |
9 | return sub { CORE::exists $reader->($_[0])->{$_[1]} ? 1 : 0 }; |
10 | } |
11 | |
12 | sub get : method { |
13 | my ($attr, $reader, $writer) = @_; |
14 | return sub { $reader->($_[0])->{$_[1]} }; |
15 | } |
16 | |
17 | sub keys : method { |
18 | my ($attr, $reader, $writer) = @_; |
19 | return sub { CORE::keys %{$reader->($_[0])} }; |
20 | } |
21 | |
22 | sub values : method { |
23 | my ($attr, $reader, $writer) = @_; |
24 | return sub { CORE::values %{$reader->($_[0])} }; |
25 | } |
26 | |
27 | sub kv : method { |
28 | my ($attr, $reader, $writer) = @_; |
29 | return sub { |
30 | my $h = $reader->($_[0]); |
31 | map { |
32 | [ $_, $h->{$_} ] |
33 | } CORE::keys %{$h} |
34 | }; |
35 | } |
36 | |
37 | sub count : method { |
38 | my ($attr, $reader, $writer) = @_; |
39 | return sub { scalar CORE::keys %{$reader->($_[0])} }; |
40 | } |
41 | |
42 | sub empty : method { |
43 | my ($attr, $reader, $writer) = @_; |
44 | return sub { scalar CORE::keys %{$reader->($_[0])} ? 1 : 0 }; |
45 | } |
46 | |
47 | 1; |
48 | |
49 | __END__ |
50 | |
51 | =pod |
52 | |
53 | =head1 NAME |
54 | |
55 | MooseX::AttributeHelpers::MethodProvider::ImmutableHash |
56 | |
57 | =head1 DESCRIPTION |
58 | |
59 | This is a role which provides the method generators for |
60 | L<MooseX::AttributeHelpers::Collection::ImmutableHash>. |
61 | |
62 | =head1 METHODS |
63 | |
64 | =over 4 |
65 | |
66 | =item B<meta> |
67 | |
68 | =back |
69 | |
70 | =head1 PROVIDED METHODS |
71 | |
72 | =over 4 |
73 | |
74 | =item B<count> |
75 | |
76 | =item B<empty> |
77 | |
78 | =item B<exists> |
79 | |
80 | =item B<get> |
81 | |
82 | =item B<keys> |
83 | |
84 | =item B<values> |
85 | |
86 | =item B<kv> |
87 | |
88 | =back |
89 | |
90 | =head1 BUGS |
91 | |
92 | All complex software has bugs lurking in it, and this module is no |
93 | exception. If you find a bug please either email me, or add the bug |
94 | to cpan-RT. |
95 | |
96 | =head1 AUTHOR |
97 | |
98 | Stevan Little E<lt>stevan@iinteractive.comE<gt> |
99 | |
100 | =head1 COPYRIGHT AND LICENSE |
101 | |
102 | Copyright 2007 by Infinity Interactive, Inc. |
103 | |
104 | L<http://www.iinteractive.com> |
105 | |
106 | This library is free software; you can redistribute it and/or modify |
107 | it under the same terms as Perl itself. |
108 | |
109 | =cut |
110 | |