provide interface definition role and update translator to check for it

[catagits/catbook-code.git] / lib / LolCatalyst / Lite / Translator.pm

diff --git a/lib/LolCatalyst/Lite/Translator.pm b/lib/LolCatalyst/Lite/Translator.pm
index 2bf220a..05122a1 100644 (file)
--- a/lib/LolCatalyst/Lite/Translator.pm
+++ b/lib/LolCatalyst/Lite/Translator.pm
@@ -3,6 +3,7 @@ package LolCatalyst::Lite::Translator;
 use Module::Pluggable::Object;
 
 use Moose;
+use aliased 'LolCatalyst::Lite::Interface::TranslationDriver';
 use namespace::clean -except => 'meta';
 
 has 'default_target' => (
@@ -23,6 +24,9 @@ sub _build__translators {
   my %translators;
   foreach my $class (@classes) {
     Class::MOP::load_class($class);
+    unless ($class->does(TranslationDriver)) {
+      confess "Class ${class} in ${base}:: namespace does not implement Translation Driver interface";
+    }
     (my $name = $class) =~ s/^\Q${base}::\E//;
     $translators{$name} = $class->new;
   }