lib/interpreter/stack.rb in nudge-0.1.0 vs lib/interpreter/stack.rb in nudge-0.1.1

@@ -1,5 +1,6 @@
+#encoding: utf-8
 module Nudge
   
   # Nudge Stacks are Arrays with some added convenience functions.
   class Stack
     delegate :clear, :to => :entries
@@ -30,9 +31,16 @@
     end
     
     # Stack#depth returns the number of items
     def depth
       @entries.length
+    end
+    
+    def inspect
+      result = @entries.reverse.inject("[") do |return_string, item|
+        return_string << "\n«#{item.type}» #{item.value},"
+      end
+      result.chop+"]"
     end
     
   end
   
 end
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