lib/redis_failover/errors.rb in redis_failover-0.9.4 vs lib/redis_failover/errors.rb in redis_failover-0.9.5

@@ -23,9 +23,16 @@
 
   # Raised when no master is currently available.
   class NoMasterError < Error
   end
 
+  # Raised when more than one master is found on startup.
+  class MultipleMastersError < Error
+    def initialize(nodes)
+      super("Multiple nodes with master role: #{nodes.map(&:to_s)}")
+    end
+  end
+
   # Raised when no slave is currently available.
   class NoSlaveError < Error
   end
 
   # Raised when a redis server is no longer using the same role