Improved error handling.

.gitignore

@@ -25,6 +25,9 @@ Gemfile.lock
 # Ignore .swp files
 .*.swp
 
+# Ignore coverage stuff
+/coverage/*
+
 # Ignore local changes to schema.rb (e. g. through extentions)
 db/schema.rb
 

app/models/application_model.rb

@@ -1,3 +1,5 @@
+require 'Cache'
+
 class ApplicationModel < ActiveRecord::Base
   self.abstract_class = true
 

app/models/ticket.rb

@@ -29,7 +29,7 @@ class Ticket < ApplicationModel
       require "ticket/number/#{adapter_name.to_s.downcase}"
       @@number_adapter = Ticket::Number.const_get("#{adapter_name.to_s.capitalize}")
     else  
-      raise "Missing number_adapter #{adapter_name}"  
+      raise "Missing number_adapter '#{adapter_name}'"
     end  
   end