$args->{type_constraint} = Mouse::Util::TypeConstraints::find_or_create_isa_type_constraint($args->{isa});
}
elsif(exists $args->{does}){
- # TODO
- # $args->{type_constraint} = Mouse::Util::TypeConstraints::find_or_create_does_type_constraint($args->{does});
+ $args->{type_constraint} = Mouse::Util::TypeConstraints::find_or_create_does_type_constraint($args->{does});
}
$tc = $args->{type_constraint};
return $self;
}
-# readers
-
-sub name { $_[0]->{name} }
-sub associated_class { $_[0]->{associated_class} }
-
-sub accessor { $_[0]->{accessor} }
-sub reader { $_[0]->{reader} }
-sub writer { $_[0]->{writer} }
-sub predicate { $_[0]->{predicate} }
-sub clearer { $_[0]->{clearer} }
-sub handles { $_[0]->{handles} }
-
-sub _is_metadata { $_[0]->{is} }
-sub is_required { $_[0]->{required} }
-sub default { $_[0]->{default} }
-sub is_lazy { $_[0]->{lazy} }
-sub is_lazy_build { $_[0]->{lazy_build} }
-sub is_weak_ref { $_[0]->{weak_ref} }
-sub init_arg { $_[0]->{init_arg} }
-sub type_constraint { $_[0]->{type_constraint} }
-
-sub trigger { $_[0]->{trigger} }
-sub builder { $_[0]->{builder} }
-sub should_auto_deref { $_[0]->{auto_deref} }
-sub should_coerce { $_[0]->{coerce} }
-
-# predicates
-
-sub has_accessor { exists $_[0]->{accessor} }
-sub has_reader { exists $_[0]->{reader} }
-sub has_writer { exists $_[0]->{writer} }
-sub has_predicate { exists $_[0]->{predicate} }
-sub has_clearer { exists $_[0]->{clearer} }
-sub has_handles { exists $_[0]->{handles} }
-
-sub has_default { exists $_[0]->{default} }
-sub has_type_constraint { exists $_[0]->{type_constraint} }
-sub has_trigger { exists $_[0]->{trigger} }
-sub has_builder { exists $_[0]->{builder} }
-
-sub has_read_method { exists $_[0]->{reader} || exists $_[0]->{accessor} }
-sub has_write_method { exists $_[0]->{writer} || exists $_[0]->{accessor} }
+sub has_read_method { $_[0]->has_reader || $_[0]->has_accessor }
+sub has_write_method { $_[0]->has_writer || $_[0]->has_accessor }
sub _create_args { # DEPRECATED
$_[0]->{_create_args} = $_[1] if @_ > 1;
return %args;
}
-sub create {
+sub create { # DEPRECATED
my ($self, $class, $name, %args) = @_;
Carp::cluck("$self->create has been deprecated."
my($self, $value, $instance) = @_;
my $type_constraint = $self->{type_constraint};
-
- return $value if !$type_constraint;
+ return $value if !defined $type_constraint;
if ($self->should_coerce && $type_constraint->has_coercion) {
$value = $type_constraint->coerce($value);
}
- return $value if $type_constraint->check($value);
-
$self->verify_against_type_constraint($value);
return $value;
my ($self, $value) = @_;
my $type_constraint = $self->{type_constraint};
- return 1 if !$type_constraint;;
+ return 1 if !$type_constraint;
return 1 if $type_constraint->check($value);
$self->verify_type_constraint_error($self->name, $value, $type_constraint);
sub verify_type_constraint_error {
my($self, $name, $value, $type) = @_;
- $self->throw_error("Attribute ($name) does not pass the type constraint because: " . $type->get_message($value));
+ $self->throw_error("Attribute ($name) does not pass the type constraint because: "
+ . $type->get_message($value));
}
sub coerce_constraint { # DEPRECATED
}
-sub get_read_method { # DEPRECATED
- $_[0]->{reader} || $_[0]->{accessor}
+sub get_read_method {
+ $_[0]->reader || $_[0]->accessor
}
-sub get_write_method { # DEPRECATED
- $_[0]->{writer} || $_[0]->{accessor}
+sub get_write_method {
+ $_[0]->writer || $_[0]->accessor
}
sub get_read_method_ref{
elsif (ref($handles) eq 'ARRAY') {
return map { $_ => $_ } @$handles;
}
+ elsif (ref($handles) eq 'Regexp') {
+ my $class_or_role = ($self->{isa} || $self->{does})
+ || $self->throw_error("Cannot delegate methods based on a Regexp without a type constraint (isa)");
+
+ my $meta = Mouse::Meta::Class->initialize("$class_or_role"); # "" for stringify
+ return map { $_ => $_ }
+ grep { $_ ne 'meta' && !Mouse::Object->can($_) && $_ =~ $handles }
+ $meta->isa('Mouse::Meta::Class') ? $meta->get_all_method_names : $meta->get_method_list;
+ }
else {
$self->throw_error("Unable to canonicalize the 'handles' option with $handles");
}
Mouse::Meta::Attribute - The Mouse attribute metaclass
+=head1 VERSION
+
+This document describes Mouse version 0.40
+
=head1 METHODS
=head2 C<< new(%options) -> Mouse::Meta::Attribute >>
Creates a new attribute in the owner class, inheriting options from parent classes.
Accessors and helper methods are installed. Some error checking is done.
-=head2 C<< get_read_method_ref >>\r
-\r
-=head2 C<< get_write_method_ref >>\r
-\r
-Returns the subroutine reference of a method suitable for reading or\r
-writing the attribute's value in the associated class. These methods\r
-always return a subroutine reference, regardless of whether or not the\r
+=head2 C<< get_read_method_ref >>
+
+=head2 C<< get_write_method_ref >>
+
+Returns the subroutine reference of a method suitable for reading or
+writing the attribute's value in the associated class. These methods
+always return a subroutine reference, regardless of whether or not the
attribute is read- or write-only.
=head1 SEE ALSO
projects / gitmo/Mouse.git / blobdiff