anchor.diff:           validate_request/3]).
   
   -export([allowed_methods/2,
  -         content_types_accepted/2,
            create_path/2,
            from_json/2,
            resource_exists/2,
  
positive.code: 
  -include("chef_wm.hrl").
  
  -mixin([{chef_wm_base, [content_types_provided/2,
                          finish_request/2,
                          malformed_request/2,
                          ping/2,
  
negative.code:     Name = ej:get({<<"name">>}, RoleData),
      {binary_to_list(Name), Req, State}.
  
  from_json(Req, #base_state{resource_state =
                                 #role_state{role_data = RoleData,
                                             role_authz_id = AuthzId}} = State) ->
  