package MooseX::AttributeHelpers::MethodProvider::Hash;
use Moose::Role;
-our $VERSION = '0.16';
+our $VERSION = '0.23';
$VERSION = eval $VERSION;
our $AUTHORITY = 'cpan:STEVAN';
while ( @kvp ) {
my ( $key, $value ) = ( shift(@kvp), shift(@kvp) );
($container_type_constraint->check($value))
- || confess "Value " . ($value||'undef') . " did not pass container type constraint";
+ || confess "Value " . ($value||'undef') . " did not pass container type constraint '$container_type_constraint'";
push @keys, $key;
push @values, $value;
}
}
}
+sub accessor : method {
+ my ($attr, $reader, $writer) = @_;
+
+ if ($attr->has_type_constraint && $attr->type_constraint->isa('Moose::Meta::TypeConstraint::Parameterized')) {
+ my $container_type_constraint = $attr->type_constraint->type_parameter;
+ return sub {
+ my $self = shift;
+
+ if (@_ == 1) { # reader
+ return $reader->($self)->{$_[0]};
+ }
+ elsif (@_ == 2) { # writer
+ ($container_type_constraint->check($_[1]))
+ || confess "Value " . ($_[1]||'undef') . " did not pass container type constraint '$container_type_constraint'";
+ $reader->($self)->{$_[0]} = $_[1];
+ }
+ else {
+ confess "One or two arguments expected, not " . @_;
+ }
+ };
+ }
+ else {
+ return sub {
+ my $self = shift;
+
+ if (@_ == 1) { # reader
+ return $reader->($self)->{$_[0]};
+ }
+ elsif (@_ == 2) { # writer
+ $reader->($self)->{$_[0]} = $_[1];
+ }
+ else {
+ confess "One or two arguments expected, not " . @_;
+ }
+ };
+ }
+}
+
sub clear : method {
my ($attr, $reader, $writer) = @_;
return sub { %{$reader->($_[0])} = () };
=item B<count>
+Returns the number of elements in the hash.
+
=item B<delete>
+Removes the element with the given key
+
+=item B<defined>
+
+Returns true if the value of a given key is defined
+
=item B<empty>
+If the list is populated, returns true. Otherwise, returns false.
+
=item B<clear>
+Unsets the hash entirely.
+
=item B<exists>
+Returns true if the given key is present in the hash
+
=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<set>
+Sets the element in the hash at the given key to the given value.
+
=item B<values>
+Returns the list of values in the hash.
+
=item B<kv>
+Returns the key, value pairs in the hash
+
+=item B<accessor>
+
+If passed one argument, returns the value of the requested key. If passed two
+arguments, sets the value of the requested key.
+
=back
=head1 BUGS
=head1 COPYRIGHT AND LICENSE
-Copyright 2007-2008 by Infinity Interactive, Inc.
+Copyright 2007-2009 by Infinity Interactive, Inc.
L<http://www.iinteractive.com>