anchor.diff:              error
       end.
   
  +-spec maybe_create_bucket_type(binary(), binary()) -> binary() | {binary(), binary()}.
   maybe_create_bucket_type(<<"default">>, Bucket) ->
       Bucket;
   maybe_create_bucket_type(Type, Bucket) when is_binary(Type) ->
  
positive.code: 
  -module(riak_kv_pb_bucket).
  
  -include_lib("riak_pb/include/riak_kv_pb.hrl").
  
  -behaviour(riak_api_pb_service).
  
negative.code:             {error, {format, Reason}, State}
      end.
  
  -spec check_bucket_type(optional(binary())) -> {ok, binary()} | error.
  check_bucket_type(undefined) -> {ok, <<"default">>};
  check_bucket_type(<<"default">>) -> {ok, <<"default">>};
  check_bucket_type(Type) ->
  