1 files changed, 31 insertions, 0 deletions
diff --git a/lib/Moose/Exception/InvalidArgumentsToTraitAliases.pm b/lib/Moose/Exception/InvalidArgumentsToTraitAliases.pm
new file mode 100644
index 0000000..c60af60
--- /dev/null
+++ b/lib/Moose/Exception/InvalidArgumentsToTraitAliases.pm
@@ -0,0 +1,31 @@
+package Moose::Exception::InvalidArgumentsToTraitAliases;
+our $VERSION = '2.1405';
+
+use Moose;
+extends 'Moose::Exception';
+with 'Moose::Exception::Role::Class';
+
+use Scalar::Util qw(reftype);
+
+has 'alias' => (
+    is       => 'ro',
+    isa      => 'Any',
+    required => 1
+);
+
+has 'package_name' => (
+    is       => 'ro',
+    isa      => 'Str',
+    required => 1
+);
+
+sub _build_message {
+    my $self = shift;
+    my $alias = $self->alias;
+    my $reftype_alias = reftype($alias);
+
+    return "$reftype_alias references are not "
+        . "valid arguments to the 'trait_aliases' option";
+}
+
+1;