class Object
  def it(title, &block)
    block.call
    print '.'
  rescue Exception => e
    print 'F'
    puts
    puts e.to_s
    puts e.backtrace
  end
end

class Object
  def it(title, &block)
    block.call
    print '.'
  end
end

--- 
+++ 
@@ -2,5 +2,10 @@
   def it(title, &block)
     block.call
     print '.'
+  rescue Exception => e
+    print 'F'
+    puts
+    puts e.to_s
+    puts e.backtrace
   end
 end
Print a failure and also the exception
