0.04

[gitmo/Moose-Autobox.git] / lib / Moose / Autobox / Hash.pm

diff --git a/lib/Moose/Autobox/Hash.pm b/lib/Moose/Autobox/Hash.pm
index 52238c7..ba2eb21 100644 (file)
--- a/lib/Moose/Autobox/Hash.pm
+++ b/lib/Moose/Autobox/Hash.pm
@@ -1,9 +1,36 @@
 package Moose::Autobox::Hash;
 use Moose::Role 'with';
 
-our $VERSION = '0.01';
+use Carp qw(croak);
 
-with 'Moose::Autobox::Ref';
+our $VERSION = '0.02';
+
+with 'Moose::Autobox::Ref',
+     'Moose::Autobox::Indexed';
+
+sub delete { 
+    my ($hash, $key) = @_;
+    CORE::delete $hash->{$key}; 
+}
+
+sub merge {
+    my ($left, $right) = @_;
+    croak "You must pass a hashref as argument to merge"
+        unless ref $right eq 'HASH';
+    return { %$left, %$right };
+}
+
+# ::Indexed implementation
+
+sub at {
+    my ($hash, $index) = @_;
+    $hash->{$index};
+} 
+
+sub put {
+    my ($hash, $index, $value) = @_;
+    $hash->{$index} = $value;
+}
 
 sub exists { 
     my ($hash, $key) = @_;
@@ -25,4 +52,88 @@ sub kv {
     [ CORE::map { [ $_, $hash->{$_} ] } CORE::keys %$hash ];    
 }
 
-1;
\ No newline at end of file
+sub print   { CORE::print %{$_[0]} }
+sub say     { CORE::print %{$_[0]}, "\n" }
+
+1;
+
+__END__
+
+=pod
+
+=head1 NAME 
+
+Moose::Autobox::Hash - the Hash role
+
+=head1 SYNOPOSIS
+
+  use Moose::Autobox;
+  
+  print { one => 1, two => 2 }->keys->join(', '); # prints 'one, two'
+
+=head1 DESCRIPTION
+
+This is a role to describes a Hash value. 
+
+=head1 METHODS
+
+=over 4
+
+=item B<delete>
+
+=item B<merge>
+
+Takes a hashref and returns a new hashref with right precedence
+shallow merging.
+
+=back
+
+=head2 Indexed implementation
+
+=over 4
+
+=item B<at>
+
+=item B<put>
+
+=item B<exists>
+
+=item B<keys>
+
+=item B<values>
+
+=item B<kv>
+
+=back
+
+=over 4
+
+=item B<meta>
+
+=item B<print>
+
+=item B<say>
+
+=back
+
+=head1 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.
+
+=head1 AUTHOR
+
+Stevan Little E<lt>stevan@iinteractive.comE<gt>
+
+=head1 COPYRIGHT AND LICENSE
+
+Copyright 2006-2007 by Infinity Interactive, Inc.
+
+L<http://www.iinteractive.com>
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
+