use Carp 'confess';
use Scalar::Util;
+use Mouse::Meta::Role;
+
do {
my $CALLER;
my %exports = (
+ meta => sub {
+ my $meta = Mouse::Meta::Role->initialize($CALLER);
+ return sub { $meta };
+ },
extends => sub {
return sub {
confess "Role does not currently support 'extends'";
return sub { }
},
has => sub {
- return sub { }
+ my $caller = $CALLER;
+ return sub {
+ my $name = shift;
+ my %opts = @_;
+
+ $caller->meta->add_attribute($name => \%opts);
+ }
},
with => sub {
- return sub { }
+ return sub {
+ confess "Role does not currently support 'with'";
+ }
},
requires => sub {
return sub { }
}
sub unimport {
+ my $caller = caller;
+
+ no strict 'refs';
+ for my $keyword (keys %exports) {
+ next if $keyword eq 'meta'; # we don't delete this one
+ delete ${ $caller . '::' }{$keyword};
+ }
}
};
1;
+__END__
+
+=head1 NAME
+
+Mouse::Role
+
+=head1 KEYWORDS
+
+=head2 meta -> Mouse::Meta::Role
+
+Returns this role's metaclass instance.
+
+=head2 before (method|methods) => Code
+
+Sets up a "before" method modifier. See L<Moose/before> or
+L<Class::Method::Modifiers/before>.
+
+=head2 after (method|methods) => Code
+
+Sets up an "after" method modifier. See L<Moose/after> or
+L<Class::Method::Modifiers/after>.
+
+=head2 around (method|methods) => Code
+
+Sets up an "around" method modifier. See L<Moose/around> or
+L<Class::Method::Modifiers/around>.
+
+=head2 has (name|names) => parameters
+
+Sets up an attribute (or if passed an arrayref of names, multiple attributes) to
+this role. See L<Mouse/has>.
+
+=head2 confess error -> BOOM
+
+L<Carp/confess> for your convenience.
+
+=head2 blessed value -> ClassName | undef
+
+L<Scalar::Util/blessed> for your convenience.
+
+=head1 MISC
+
+=head2 import
+
+Importing Mouse::Role will give you sugar.
+
+=head2 unimport
+
+Please unimport Mouse (C<no Mouse::Role>) so that if someone calls one of the
+keywords (such as L</has>) it will break loudly instead breaking subtly.
+
+=cut
+