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-rw-r--r--lib/stdlib/src/erl_lint.erl14
1 files changed, 13 insertions, 1 deletions
diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl
index 79dc6ce180..e9ac2fcdff 100644
--- a/lib/stdlib/src/erl_lint.erl
+++ b/lib/stdlib/src/erl_lint.erl
@@ -2,7 +2,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2017. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2018. 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.
@@ -2095,6 +2095,10 @@ is_gexpr({cons,_L,H,T}, Info) -> is_gexpr_list([H,T], Info);
is_gexpr({tuple,_L,Es}, Info) -> is_gexpr_list(Es, Info);
%%is_gexpr({struct,_L,_Tag,Es}, Info) ->
%% is_gexpr_list(Es, Info);
+is_gexpr({map,_L,Es}, Info) ->
+ is_map_fields(Es, Info);
+is_gexpr({map,_L,Src,Es}, Info) ->
+ is_gexpr(Src, Info) andalso is_map_fields(Es, Info);
is_gexpr({record_index,_L,_Name,Field}, Info) ->
is_gexpr(Field, Info);
is_gexpr({record_field,_L,Rec,_Name,Field}, Info) ->
@@ -2137,6 +2141,14 @@ is_gexpr_op(Op, A) ->
is_gexpr_list(Es, Info) -> all(fun (E) -> is_gexpr(E, Info) end, Es).
+is_map_fields([{Tag,_,K,V}|Fs], Info) when Tag =:= map_field_assoc;
+ Tag =:= map_field_exact ->
+ is_gexpr(K, Info) andalso
+ is_gexpr(V, Info) andalso
+ is_map_fields(Fs, Info);
+is_map_fields([], _Info) -> true;
+is_map_fields(_T, _Info) -> false.
+
is_gexpr_fields(Fs, L, Name, {RDs,_}=Info) ->
IFs = case dict:find(Name, RDs) of
{ok,{_Line,Fields}} -> Fs ++ init_fields(Fs, L, Fields);