lib/alf/environment/folder.rb in alf-0.10.0 vs lib/alf/environment/folder.rb in alf-0.10.1

@@ -34,11 +34,11 @@
       # (see Environment#dataset)
       def dataset(name)
         if file = find_file(name)
           Reader.reader(file, self)
         else
-          raise "No such dataset #{name} (#{@folder})"
+          raise NoSuchDatasetError, "No such dataset #{name} (#{@folder})"
         end
       end
       
       protected
       
@@ -57,6 +57,6 @@
       end
       
       Environment.register(:folder, self)
     end # class Folder
   end # class Environment
-end # module Alf
\ No newline at end of file
+end # module Alf