lib/redlander/query/results.rb in redlander-0.6.1 vs lib/redlander/query/results.rb in redlander-0.6.2

@@ -2,20 +2,29 @@
   module Query
     # @api private
     class Results
       include Enumerable
 
+      class << self
+        private
+
+        # @api private
+        def finalize_query(rdf_query_ptr)
+          proc { Redland.librdf_free_query(rdf_query_ptr) }
+        end
+      end
+
       # (see Model#query)
       def initialize(q, options = {})
         language = options[:language] || "sparql10"
         language_uri = options[:language_uri] && options[:language_uri].to_s
         base_uri = options[:base_uri] && options[:base_uri].to_s
 
         @rdf_query = Redland.librdf_new_query(Redlander.rdf_world, language, language_uri, q, base_uri)
         raise RedlandError, "Failed to create a #{language.upcase} query from '#{q}'" if @rdf_query.null?
 
-        ObjectSpace.define_finalizer(self, proc { Redland.librdf_free_query(@rdf_query) })
+        ObjectSpace.define_finalizer(self, self.class.send(:finalize_query, @rdf_query))
       end
 
       def process(model)
         @rdf_results = Redland.librdf_model_query_execute(model.rdf_model, @rdf_query)
 
@@ -73,9 +82,10 @@
       end
 
       def syntax?
         !Redland.librdf_query_results_is_syntax(@rdf_results).zero?
       end
+
 
       private
 
       def process_bindings
         {}.tap do |bindings|