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-rw-r--r--erts/preloaded/src/erts_internal.erl23
1 files changed, 13 insertions, 10 deletions
diff --git a/erts/preloaded/src/erts_internal.erl b/erts/preloaded/src/erts_internal.erl
index 1f5c88c4b9..ffa9217c4d 100644
--- a/erts/preloaded/src/erts_internal.erl
+++ b/erts/preloaded/src/erts_internal.erl
@@ -32,7 +32,7 @@
-export([await_port_send_result/3]).
-export([cmp_term/2]).
-export([map_to_tuple_keys/1, term_type/1, map_hashmap_children/1,
- maps_to_list/2]).
+ map_next/3]).
-export([open_port/2, port_command/3, port_connect/2, port_close/1,
port_control/3, port_call/3, port_info/1, port_info/2]).
@@ -370,20 +370,23 @@ term_type(_T) ->
map_hashmap_children(_M) ->
erlang:nif_error(undefined).
+%% return the next assoc in the iterator and a new iterator
+-spec map_next(I, M, A) -> {K,V,NI} | list() when
+ I :: non_neg_integer(),
+ M :: map(),
+ K :: term(),
+ V :: term(),
+ A :: iterator | list(),
+ NI :: maps:iterator().
+
+map_next(_I, _M, _A) ->
+ erlang:nif_error(undefined).
+
-spec erts_internal:flush_monitor_messages(Ref, Multi, Res) -> term() when
Ref :: reference(),
Multi :: boolean(),
Res :: term().
-%% return a list of key value pairs, at most of length N
--spec maps_to_list(M,N) -> Pairs when
- M :: map(),
- N :: integer(),
- Pairs :: list().
-
-maps_to_list(_M, _N) ->
- erlang:nif_error(undefined).
-
%% erlang:demonitor(Ref, [flush]) traps to
%% erts_internal:flush_monitor_messages(Ref, Res) when
%% it needs to flush monitor messages.