Get caused_by from class in State#react_to?

State#react_to? was looking for an instance variable that was really a class
attribute.

1 files changed, 1 insertions, 1 deletions

diff --git a/state.rb b/state.rb
index d8f6458..f476401 100644
--- a/state.rb
+++ b/state.rb
@@ -69,7 +69,7 @@ class State
 	# Returns true if this state should be raised if +event+ is occuring
 	def react_to?(event)
 		return false if @status != :down
-		@caused_by.each do |x|
+		self.class.caused_by.each do |x|
 			return true if x === event
 		end
 		return false