lib/copy/storage/relational.rb in copy-0.1.0 vs lib/copy/storage/relational.rb in copy-0.1.1

@@ -7,10 +7,10 @@
         storage_names[:default] = 'copy_documents'
     
         property :id,         Serial
         property :name,       String, :unique_index => true
         property :content,    Text
-      end
+      end if defined?(DataMapper::Resource)
       
       def initialize(connection_url)
         DataMapper.setup(:default, connection_url)
         DataMapper.finalize
         DataMapper.auto_upgrade!
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