solution.rb in rdf-1.1.17

- old
+ new

@@ -98,12 +98,12 @@
     # Enumerates over every variable in this solution.
     #
     # @yield  [variable]
     # @yieldparam [Variable]
     # @return [Enumerator]
-    def each_variable(&block)
+    def each_variable
       @bindings.each do |name, value|
-        block.call(Variable.new(name, value))
+        yield Variable.new(name, value)
       end
     end
 
     ##
     # Returns `true` if the variable `name` is bound in this solution.