-- This file is part of Liberty Eiffel.
--
-- Liberty Eiffel is free software: you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation, version 3 of the License.
--
-- Liberty Eiffel is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-- GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License
-- along with Liberty Eiffel.  If not, see <http://www.gnu.org/licenses/>.
--
class LIBERTY_TYPE_RESOLVER_IN_UNIVERSE

inherit
   LIBERTY_TYPE_RESOLVER

insert
   LIBERTY_ERROR_LEVELS
      undefine out_in_tagged_out_memory
      end

creation {LIBERTY_UNIVERSE}
   make

feature {ANY}
   out_in_tagged_out_memory is
      do
         tagged_out_memory.append(once "resolver in universe")
      end

   specialized_in (a_type: LIBERTY_ACTUAL_TYPE): like Current is
      do
         Result := Current
      end

feature {}
   universe: LIBERTY_UNIVERSE

   lookup_type (type_definition: LIBERTY_AST_TYPE_DEFINITION): LIBERTY_TYPE is
      do
         if not type_definition.is_anchor then
            Result := universe.get_type_from_type_definition(type_definition, Void)
         end
      end

   lookup_export_type (type_definition: LIBERTY_AST_TYPE_DEFINITION): LIBERTY_TYPE is
      do
         check Result = Void end
      end

   lookup_position (type_definition: LIBERTY_AST_TYPE_DEFINITION): LIBERTY_POSITION is
      do
         check Result = Void end
      end

   make (a_universe: like universe) is
      require
         a_universe /= Void
      do
         universe := a_universe
      ensure
         universe = a_universe
      end

invariant
   parent = Void
   universe /= Void

end -- class LIBERTY_TYPE_RESOLVER_IN_UNIVERSE