Commit | Line | Data |
5f654d8e |
1 | package Moose::Autobox::Hash; |
2 | use Moose::Role 'with'; |
3 | |
bc9177cb |
4 | use Carp qw(croak); |
5 | |
18ef6e1c |
6 | our $VERSION = '0.03'; |
5f654d8e |
7 | |
6cf5bcf2 |
8 | with 'Moose::Autobox::Ref', |
9 | 'Moose::Autobox::Indexed'; |
10 | |
11 | sub delete { |
12 | my ($hash, $key) = @_; |
13 | CORE::delete $hash->{$key}; |
14 | } |
15 | |
bc9177cb |
16 | sub merge { |
17 | my ($left, $right) = @_; |
18 | croak "You must pass a hashref as argument to merge" |
19 | unless ref $right eq 'HASH'; |
20 | return { %$left, %$right }; |
21 | } |
22 | |
f7ea23f6 |
23 | sub hslice { |
24 | my ($hash, $keys) = @_; |
25 | return { map { $_ => $hash->{$_} } @$keys }; |
26 | } |
27 | |
6cf5bcf2 |
28 | # ::Indexed implementation |
5f654d8e |
29 | |
31d40d73 |
30 | sub at { |
31 | my ($hash, $index) = @_; |
32 | $hash->{$index}; |
33 | } |
34 | |
35 | sub put { |
36 | my ($hash, $index, $value) = @_; |
37 | $hash->{$index} = $value; |
38 | } |
39 | |
5f654d8e |
40 | sub exists { |
41 | my ($hash, $key) = @_; |
42 | CORE::exists $hash->{$key}; |
43 | } |
e6bb88b0 |
44 | |
5f654d8e |
45 | sub keys { |
46 | my ($hash) = @_; |
e6bb88b0 |
47 | [ CORE::keys %$hash ]; |
5f654d8e |
48 | } |
49 | |
50 | sub values { |
51 | my ($hash) = @_; |
e6bb88b0 |
52 | [ CORE::values %$hash ]; |
53 | } |
54 | |
55 | sub kv { |
56 | my ($hash) = @_; |
57 | [ CORE::map { [ $_, $hash->{$_} ] } CORE::keys %$hash ]; |
5f654d8e |
58 | } |
59 | |
18ef6e1c |
60 | sub slice { |
61 | my ($hash, $keys) = @_; |
62 | return [ @{$hash}{@$keys} ]; |
63 | }; |
64 | |
3f4dd8b7 |
65 | sub print { CORE::print %{$_[0]} } |
66 | sub say { CORE::print %{$_[0]}, "\n" } |
67 | |
31d40d73 |
68 | 1; |
69 | |
70 | __END__ |
71 | |
72 | =pod |
73 | |
74 | =head1 NAME |
75 | |
76 | Moose::Autobox::Hash - the Hash role |
77 | |
78 | =head1 SYNOPOSIS |
79 | |
80 | use Moose::Autobox; |
31d40d73 |
81 | |
8937074a |
82 | print { one => 1, two => 2 }->keys->join(', '); # prints 'one, two' |
31d40d73 |
83 | |
84 | =head1 DESCRIPTION |
85 | |
8937074a |
86 | This is a role to describes a Hash value. |
87 | |
260cc81f |
88 | =head1 METHODS |
89 | |
90 | =over 4 |
91 | |
260cc81f |
92 | =item B<delete> |
93 | |
bc9177cb |
94 | =item B<merge> |
95 | |
96 | Takes a hashref and returns a new hashref with right precedence |
97 | shallow merging. |
98 | |
f7ea23f6 |
99 | =item B<hslice> |
100 | |
101 | Slices a hash but returns the keys and values as a new hashref. |
102 | |
260cc81f |
103 | =back |
104 | |
5272f13f |
105 | =head2 Indexed implementation |
260cc81f |
106 | |
107 | =over 4 |
108 | |
109 | =item B<at> |
110 | |
111 | =item B<put> |
112 | |
113 | =item B<exists> |
114 | |
115 | =item B<keys> |
116 | |
117 | =item B<values> |
118 | |
119 | =item B<kv> |
120 | |
18ef6e1c |
121 | =item B<slice> |
122 | |
260cc81f |
123 | =back |
124 | |
5272f13f |
125 | =over 4 |
126 | |
127 | =item B<meta> |
128 | |
3f4dd8b7 |
129 | =item B<print> |
130 | |
131 | =item B<say> |
132 | |
5272f13f |
133 | =back |
134 | |
31d40d73 |
135 | =head1 BUGS |
136 | |
137 | All complex software has bugs lurking in it, and this module is no |
138 | exception. If you find a bug please either email me, or add the bug |
139 | to cpan-RT. |
140 | |
141 | =head1 AUTHOR |
142 | |
143 | Stevan Little E<lt>stevan@iinteractive.comE<gt> |
144 | |
145 | =head1 COPYRIGHT AND LICENSE |
146 | |
ea4e64bf |
147 | Copyright 2006-2008 by Infinity Interactive, Inc. |
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148 | |
149 | L<http://www.iinteractive.com> |
150 | |
151 | This library is free software; you can redistribute it and/or modify |
152 | it under the same terms as Perl itself. |
153 | |
bc9177cb |
154 | =cut |
155 | |