addition() :: {:added, term()}

change() :: {:changed, changes()}

changes() ::
  addition()
  | removal()
  | change()
  | list_addition()
  | list_removal()
  | list_change()
  | no_change()
  | primitive_change()
  | %{any: changes()}
  | [changes()]

list_addition() :: {:added_to_list, index :: integer(), term()}

list_change() :: {:changed_in_list, index :: integer(), changes()}

list_removal() :: {:removed_from_list, index :: integer(), term()}

no_change() :: :not_changed

primitive_change() :: {:primitive_change, removed :: term(), added :: term()}

removal() :: {:removed, term()}