lib/lrama/counterexamples/example.rb in lrama-0.6.1 vs lib/lrama/counterexamples/example.rb in lrama-0.6.2

@@ -38,11 +38,11 @@
       def _derivations(paths)
         derivation = nil
         current = :production
         lookahead_sym = paths.last.to.item.end_of_rule? ? @conflict_symbol : nil
 
-        paths.reverse.each do |path|
+        paths.reverse_each do |path|
           item = path.to.item
 
           case current
           when :production
             case path
@@ -95,10 +95,10 @@
           next_sym = si.item.next_sym
 
           if next_sym == sym
             derivation = nil
 
-            sis.reverse.each do |si|
+            sis.reverse_each do |si|
               derivation = Derivation.new(si.item, derivation)
             end
 
             return derivation
           end