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-rw-r--r--lib/compiler/src/cerl.erl15
1 files changed, 13 insertions, 2 deletions
diff --git a/lib/compiler/src/cerl.erl b/lib/compiler/src/cerl.erl
index e7a2b8177a..6dc162db40 100644
--- a/lib/compiler/src/cerl.erl
+++ b/lib/compiler/src/cerl.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2001-2010. All Rights Reserved.
+%% Copyright Ericsson AB 2001-2016. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -126,6 +126,7 @@
%% keep map exports here for now
c_map_pattern/1,
is_c_map/1,
+ is_c_map_pattern/1,
map_es/1,
map_arg/1,
update_c_map/3,
@@ -134,7 +135,7 @@
ann_c_map_pattern/2,
map_pair_op/1,map_pair_key/1,map_pair_val/1,
update_c_map_pair/4,
- c_map_pair/2,
+ c_map_pair/2, c_map_pair_exact/2,
ann_c_map_pair/4
]).
@@ -1636,6 +1637,11 @@ is_c_map_empty(#c_map{ es=[] }) -> true;
is_c_map_empty(#c_literal{val=M}) when is_map(M),map_size(M) =:= 0 -> true;
is_c_map_empty(_) -> false.
+-spec is_c_map_pattern(c_map()) -> boolean().
+
+is_c_map_pattern(#c_map{is_pat=IsPat}) ->
+ IsPat.
+
-spec ann_c_map([term()], [c_map_pair()]) -> c_map() | c_literal().
ann_c_map(As, Es) ->
@@ -1688,6 +1694,11 @@ map_pair_op(#c_map_pair{op=Op}) -> Op.
c_map_pair(Key,Val) ->
#c_map_pair{op=#c_literal{val=assoc},key=Key,val=Val}.
+-spec c_map_pair_exact(cerl(), cerl()) -> c_map_pair().
+
+c_map_pair_exact(Key,Val) ->
+ #c_map_pair{op=#c_literal{val=exact},key=Key,val=Val}.
+
-spec ann_c_map_pair([term()], cerl(), cerl(), cerl()) ->
c_map_pair().