X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FMooseX%2FAttributeHelpers%2FMethodProvider%2FImmutableHash.pm;h=3bb6a3abdc87922d074ec6364db7838f9d9c0229;hb=2e74144c8801485e5c33fdcdcbee9f7d882c1a3a;hp=1cf5123c0ec1bdef12dcc871e095354cc9e338eb;hpb=99c62fb8cb5b5da1d5832062364ce48e1dd15800;p=gitmo%2FMooseX-AttributeHelpers.git

diff --git a/lib/MooseX/AttributeHelpers/MethodProvider/ImmutableHash.pm b/lib/MooseX/AttributeHelpers/MethodProvider/ImmutableHash.pm
index 1cf5123..3bb6a3a 100644
--- a/lib/MooseX/AttributeHelpers/MethodProvider/ImmutableHash.pm
+++ b/lib/MooseX/AttributeHelpers/MethodProvider/ImmutableHash.pm
@@ -1,16 +1,22 @@
 package MooseX::AttributeHelpers::MethodProvider::ImmutableHash;
 use Moose::Role;
 
-our $VERSION   = '0.03';
+our $VERSION   = '0.23';
+$VERSION = eval $VERSION;
 our $AUTHORITY = 'cpan:STEVAN';
 
 sub exists : method {
-    my ($attr, $reader, $writer) = @_;    
+    my ($attr, $reader, $writer) = @_;
     return sub { CORE::exists $reader->($_[0])->{$_[1]} ? 1 : 0 };
-}   
+}
+
+sub defined : method {
+    my ($attr, $reader, $writer) = @_;
+    return sub { CORE::defined $reader->($_[0])->{$_[1]} ? 1 : 0 };
+}
 
 sub get : method {
-    my ($attr, $reader, $writer) = @_;    
+    my ($attr, $reader, $writer) = @_;
     return sub {
         if ( @_ == 2 ) {
             $reader->($_[0])->{$_[1]}
@@ -23,32 +29,42 @@ sub get : method {
 
 sub keys : method {
     my ($attr, $reader, $writer) = @_;
-    return sub { CORE::keys %{$reader->($_[0])} };        
+    return sub { CORE::keys %{$reader->($_[0])} };
 }
-     
+
 sub values : method {
     my ($attr, $reader, $writer) = @_;
-    return sub { CORE::values %{$reader->($_[0])} };        
-}   
+    return sub { CORE::values %{$reader->($_[0])} };
+}
 
 sub kv : method {
     my ($attr, $reader, $writer) = @_;
-    return sub { 
+    return sub {
         my $h = $reader->($_[0]);
         map {
             [ $_, $h->{$_} ]
-        } CORE::keys %{$h} 
-    };    
+        } CORE::keys %{$h}
+    };
+}
+
+sub elements : method {
+    my ($attr, $reader, $writer) = @_;
+    return sub {
+        my $h = $reader->($_[0]);
+        map {
+            $_, $h->{$_}
+        } CORE::keys %{$h}
+    };
 }
-   
+
 sub count : method {
     my ($attr, $reader, $writer) = @_;
-    return sub { scalar CORE::keys %{$reader->($_[0])} };        
+    return sub { scalar CORE::keys %{$reader->($_[0])} };
 }
 
 sub empty : method {
     my ($attr, $reader, $writer) = @_;
-    return sub { scalar CORE::keys %{$reader->($_[0])} ? 1 : 0 };        
+    return sub { scalar CORE::keys %{$reader->($_[0])} ? 1 : 0 };
 }
 
 1;
@@ -60,10 +76,10 @@ __END__
 =head1 NAME
 
 MooseX::AttributeHelpers::MethodProvider::ImmutableHash
-  
+
 =head1 DESCRIPTION
 
-This is a role which provides the method generators for 
+This is a role which provides the method generators for
 L<MooseX::AttributeHelpers::Collection::ImmutableHash>.
 
 =head1 METHODS
@@ -80,23 +96,45 @@ L<MooseX::AttributeHelpers::Collection::ImmutableHash>.
 
 =item B<count>
 
+Returns the number of elements in the list.
+
 =item B<empty>
 
+If the list is populated, returns true. Otherwise, returns false.
+
 =item B<exists>
 
+Returns true if the given key is present in the hash
+
+=item B<defined>
+
+Returns true if the value of a given key is defined
+
 =item B<get>
 
+Returns an element of the hash by its key.
+
 =item B<keys>
 
+Returns the list of keys in the hash.
+
 =item B<values>
 
+Returns the list of values in the hash.
+
 =item B<kv>
 
+Returns the key, value pairs in the hash as array references
+
+=item B<elements>
+
+Returns the key, value pairs in the hash as a flattened list
+
 =back
 
 =head1 BUGS
 
-All complex software has bugs lurking in it, and this module is no 
+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.
 
@@ -106,7 +144,7 @@ Stevan Little E<lt>stevan@iinteractive.comE<gt>
 
 =head1 COPYRIGHT AND LICENSE
 
-Copyright 2007-2008 by Infinity Interactive, Inc.
+Copyright 2007-2009 by Infinity Interactive, Inc.
 
 L<http://www.iinteractive.com>