1 files changed, 18 insertions, 0 deletions
diff --git a/lib/Moose/Exception/AttributeMustBeAnClassMOPMixinAttributeCoreOrSubclass.pm b/lib/Moose/Exception/AttributeMustBeAnClassMOPMixinAttributeCoreOrSubclass.pm
new file mode 100644
index 0000000..8f89d97
--- /dev/null
+++ b/lib/Moose/Exception/AttributeMustBeAnClassMOPMixinAttributeCoreOrSubclass.pm
@@ -0,0 +1,18 @@
+package Moose::Exception::AttributeMustBeAnClassMOPMixinAttributeCoreOrSubclass;
+our $VERSION = '2.1405';
+
+use Moose;
+extends 'Moose::Exception';
+with 'Moose::Exception::Role::Class';
+
+has 'attribute' => (
+    is       => 'ro',
+    isa      => 'Any',
+    required => 1
+);
+
+sub _build_message {
+    "Your attribute must be an instance of Class::MOP::Mixin::AttributeCore (or a subclass)";
+}
+
+1;