# File lib/timeline_fu/matchers.rb, line 25 def setups_up_callback? callback_chain_name = "after_#{@opts[:on]}_callback_chain" callback_chain = @subject.send(callback_chain_name) if callback_chain.any? {|chain| chain.method == @method } true else @missing = "does setup after #{@opts[:on]} callback for #{@method}" false end end