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-rw-r--r--lib/stdlib/src/maps.erl21
1 files changed, 3 insertions, 18 deletions
diff --git a/lib/stdlib/src/maps.erl b/lib/stdlib/src/maps.erl
index 0e6a1ddb1a..41de174e7d 100644
--- a/lib/stdlib/src/maps.erl
+++ b/lib/stdlib/src/maps.erl
@@ -20,8 +20,7 @@
-module(maps).
-export([
- foldl/3,
- foldr/3,
+ fold/3,
map/2,
size/1,
without/2
@@ -154,7 +153,7 @@ values(_) -> erlang:nif_error(undef).
%%% End of BIFs
--spec foldl(Fun,Init,Map) -> Acc when
+-spec fold(Fun,Init,Map) -> Acc when
Fun :: fun((K, V, AccIn) -> AccOut),
Init :: term(),
Acc :: term(),
@@ -164,23 +163,9 @@ values(_) -> erlang:nif_error(undef).
K :: term(),
V :: term().
-foldl(Fun, Init, Map) when is_function(Fun,3), is_map(Map) ->
+fold(Fun, Init, Map) when is_function(Fun,3), is_map(Map) ->
lists:foldl(fun({K,V},A) -> Fun(K,V,A) end,Init,maps:to_list(Map)).
--spec foldr(Fun,Init,Map) -> Acc when
- Fun :: fun((K,V,AccIn) -> AccOut),
- Init :: term(),
- Acc :: term(),
- AccIn :: term(),
- AccOut :: term(),
- Map :: map(),
- K :: term(),
- V :: term().
-
-foldr(Fun, Init, Map) when is_function(Fun,3), is_map(Map) ->
- lists:foldr(fun({K,V},A) -> Fun(K,V,A) end,Init,maps:to_list(Map)).
-
-
-spec map(Fun,Map1) -> Map2 when
Fun :: fun((K, V1) -> V2),
Map1 :: map(),