Moose-2.1405HEADMoose-2.1405master

1 files changed, 26 insertions, 0 deletions

diff --git a/lib/Moose/Exception/ReferencesAreNotAllowedAsDefault.pm b/lib/Moose/Exception/ReferencesAreNotAllowedAsDefault.pm
new file mode 100644
index 0000000..1a460c1
--- /dev/null
+++ b/lib/Moose/Exception/ReferencesAreNotAllowedAsDefault.pm
@@ -0,0 +1,26 @@
+package Moose::Exception::ReferencesAreNotAllowedAsDefault;
+our $VERSION = '2.1405';
+
+use Moose;
+extends 'Moose::Exception';
+with 'Moose::Exception::Role::ParamsHash';
+
+has 'class' => (
+    is       => 'ro',
+    isa      => 'Str',
+    required => 1
+);
+
+has 'attribute_name' => (
+    is       => 'ro',
+    isa      => 'Str',
+    required => 1
+);
+
+sub _build_message {
+    my $self = shift;
+    "References are not allowed as default values, you must wrap the default of '".
+        $self->attribute_name."' in a CODE reference (ex: sub { [] } and not [])";
+}
+
+1;