API for constructing a parameter object

diff --git a/lib/MooseX/Role/Parameterized/Meta/Role.pm b/lib/MooseX/Role/Parameterized/Meta/Role.pm
index 0ff6186..620b843 100644 (file)
--- a/lib/MooseX/Role/Parameterized/Meta/Role.pm
+++ b/lib/MooseX/Role/Parameterized/Meta/Role.pm
@@ -21,6 +21,11 @@ sub add_parameter {
     $self->parameter_metaclass->add_attribute(@_);
 }
 
+sub construct_parameters {
+    my $self = shift;
+    $self->parameter_metaclass->construct_instance(@_);
+}
+
 __PACKAGE__->meta->make_immutable;
 no Moose;
 

diff --git a/t/001-parameters.t b/t/001-parameters.t
index 33ce86a..4d21551 100644 (file)
--- a/t/001-parameters.t
+++ b/t/001-parameters.t
@@ -1,7 +1,7 @@
 #!/usr/bin/env perl
 use strict;
 use warnings;
-use Test::More tests => 5;
+use Test::More tests => 7;
 use Test::Exception;
 
 use MooseX::Role::Parameterized::Parameters;
@@ -35,3 +35,12 @@ my $parameter = ($parameter_metaclass->get_all_attributes)[0];
 is($parameter->name, 'length', "parameter name");
 ok($parameter->is_required, "parameter is required");
 
+throws_ok {
+    MyRole::LengthParameter->meta->construct_parameters;
+} qr/^Attribute \(length\) is required/;
+
+$p = MyRole::LengthParameter->meta->construct_parameters(
+    length => 5,
+);
+
+is($p->length, 5, "correct length");