lib/berkshelf/vagrant.rb in berkshelf-0.5.0.rc1 vs lib/berkshelf/vagrant.rb in berkshelf-0.5.0.rc2

@@ -16,9 +16,13 @@
     autoload :Middleware, 'berkshelf/vagrant/middleware'
 
     class << self
       # @param [Vagrant::Action::Environment] env
       def shelf_for(env)
+        unless env[:global_config].vm.host_name
+          return nil
+        end
+
         File.join(Berkshelf.berkshelf_path, "vagrant", env[:global_config].vm.host_name)
       end
 
       # @param [Symbol] shortcut
       # @param [Vagrant::Config::Top] config