crazysauce.rb

        catch(:EXISTS) do
          @jobs.each_index do |i|
            if @jobs[i] and (@jobs[i][0] == key ||
                             @jobs[i][1] == key ||
                             @jobs[i][1].context.main.equal?(key))
              @jobs[i] = nil
              throw :EXISTS
            end
          end
          IRB.fail NoSuchJob, key
        end