lib/flipper/errors.rb in flipper-0.3.0 vs lib/flipper/errors.rb in flipper-0.4.0

@@ -1,11 +1,17 @@
 module Flipper
+  # Top level error that all other errors inherit from.
   class Error < StandardError; end
 
+  # Raised when gate can not be found for a thing.
   class GateNotFound < Error
     def initialize(thing)
       super "Could not find gate for #{thing.inspect}"
     end
   end
 
+  # Raised when attempting to declare a group name that has already been used.
   class DuplicateGroup < Error; end
+
+  # Raised when attempting to access a group that is not registered.
+  class GroupNotRegistered < Error; end
 end