anchor.diff:  
   get_expected_partitions(Ring, Node) ->
       riak_core_ring:num_partitions(Ring) div get_member_count(Ring, Node).
  +
  +wants_claim_v1(Ring) ->
  +    wants_claim_v1(Ring, node()).
   
   wants_claim_v1(Ring0, Node) ->
       Ring = riak_core_ring:upgrade(Ring0),
  
positive.code: %% @spec default_choose_claim(riak_core_ring()) -> riak_core_ring()
  %% @doc Choose a partition at random.
  default_choose_claim(Ring) ->
      choose_claim_v1(Ring, node()).
  
  choose_claim_v1(Ring0, Node) ->
  
negative.code: %% default is 3.
  
  -module(riak_core_claim).
  -export([default_wants_claim/1, default_wants_claim/2,
           default_choose_claim/1, default_choose_claim/2,
           never_wants_claim/1, random_choose_claim/1]).
  -export([wants_claim_v1/1, wants_claim_v1/2,
           choose_claim_v1/1, choose_claim_v1/2,
           claim_rebalance_n/2,
           meets_target_n/2,
           diagonal_stripe/2]).
  
  