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-rw-r--r--lib/debugger/src/dbg_ieval.erl16
-rw-r--r--lib/debugger/test/int_eval_SUITE.erl9
-rw-r--r--lib/debugger/test/int_eval_SUITE_data/my_int_eval_module.erl3
-rw-r--r--lib/debugger/test/map_SUITE.erl6
-rw-r--r--lib/stdlib/src/erl_eval.erl25
-rw-r--r--lib/stdlib/test/erl_eval_SUITE.erl2
6 files changed, 43 insertions, 18 deletions
diff --git a/lib/debugger/src/dbg_ieval.erl b/lib/debugger/src/dbg_ieval.erl
index 1d36aae8ee..0653ce4c00 100644
--- a/lib/debugger/src/dbg_ieval.erl
+++ b/lib/debugger/src/dbg_ieval.erl
@@ -663,12 +663,16 @@ expr({map,Line,Fs0}, Bs0, Ieval) ->
expr({map,Line,E0,Fs0}, Bs0, Ieval0) ->
Ieval = Ieval0#ieval{line=Line,top=false},
{value,E,Bs1} = expr(E0, Bs0, Ieval),
- {Fs,Bs2} = eval_map_fields(Fs0, Bs1, Ieval),
- Value = lists:foldl(fun ({map_assoc,K,V}, Mi) -> maps:put(K,V,Mi);
- ({map_exact,K,V}, Mi) -> maps:update(K,V,Mi) end,
- E, Fs),
- {value,Value,Bs2};
-
+ case E of
+ #{} ->
+ {Fs,Bs2} = eval_map_fields(Fs0, Bs1, Ieval),
+ Value = lists:foldl(fun ({map_assoc,K,V}, Mi) -> maps:put(K,V,Mi);
+ ({map_exact,K,V}, Mi) -> maps:update(K,V,Mi)
+ end, E, Fs),
+ {value,Value,Bs2};
+ _ ->
+ exception(error, {badarg,E}, Bs1, Ieval)
+ end;
%% A block of statements
expr({block,Line,Es},Bs,Ieval) ->
seq(Es, Bs, Ieval#ieval{line=Line});
diff --git a/lib/debugger/test/int_eval_SUITE.erl b/lib/debugger/test/int_eval_SUITE.erl
index 4ffcf7888e..ecbd68ab40 100644
--- a/lib/debugger/test/int_eval_SUITE.erl
+++ b/lib/debugger/test/int_eval_SUITE.erl
@@ -28,7 +28,7 @@
bifs_outside_erlang/1, spawning/1, applying/1,
catch_and_throw/1, external_call/1, test_module_info/1,
apply_interpreted_fun/1, apply_uninterpreted_fun/1,
- interpreted_exit/1, otp_8310/1, stacktrace/1]).
+ interpreted_exit/1, otp_8310/1, stacktrace/1, maps/1]).
%% Helpers.
-export([applier/3]).
@@ -44,7 +44,7 @@ all() ->
[bifs_outside_erlang, spawning, applying,
catch_and_throw, external_call, test_module_info,
apply_interpreted_fun, apply_uninterpreted_fun,
- interpreted_exit, otp_8310, stacktrace].
+ interpreted_exit, otp_8310, stacktrace, maps].
groups() ->
[].
@@ -291,6 +291,11 @@ stacktrace(Config) when is_list(Config) ->
end,
ok.
+maps(Config) when is_list(Config) ->
+ Fun = fun () -> ?IM:empty_map_update([camembert]) end,
+ {'EXIT',{{badarg,[camembert]},_}} = spawn_eval(Fun),
+ ok.
+
do_eval(Config, Mod) ->
?line DataDir = ?config(data_dir, Config),
diff --git a/lib/debugger/test/int_eval_SUITE_data/my_int_eval_module.erl b/lib/debugger/test/int_eval_SUITE_data/my_int_eval_module.erl
index ab485fd350..e047a33d8c 100644
--- a/lib/debugger/test/int_eval_SUITE_data/my_int_eval_module.erl
+++ b/lib/debugger/test/int_eval_SUITE_data/my_int_eval_module.erl
@@ -29,6 +29,7 @@
-export([more_catch/1,more_nocatch/1,exit_me/0]).
-export([f/1, f_try/1, f_catch/1]).
-export([otp_5837/1, otp_8310/0]).
+-export([empty_map_update/1]).
%% Internal exports.
-export([echo/2,my_subtract/2,catch_a_ball/0,throw_a_ball/0]).
@@ -241,3 +242,5 @@ otp_8310() ->
true = begin (X3 = true) orelse X3, X3 end,
false = begin (X4 = false) orelse X4, X4 end,
ok.
+
+empty_map_update(Map) -> Map#{}.
diff --git a/lib/debugger/test/map_SUITE.erl b/lib/debugger/test/map_SUITE.erl
index 741ad2dc41..0076193725 100644
--- a/lib/debugger/test/map_SUITE.erl
+++ b/lib/debugger/test/map_SUITE.erl
@@ -226,8 +226,8 @@ t_update_map_expressions(Config) when is_list(Config) ->
#{ "a" :=1, "b":=42, "c":=42 } = (maps:from_list([{"a",1},{"b",2}]))#{ "b" := 42, "c" => 42 },
%% Error cases, FIXME: should be 'badmap'?
- {'EXIT',{badarg,_}} = (catch (id(<<>>))#{ a := 42, b => 2 }),
- {'EXIT',{badarg,_}} = (catch (id([]))#{ a := 42, b => 2 }),
+ {'EXIT',{{badarg,<<>>},_}} = (catch (id(<<>>))#{ a := 42, b => 2 }),
+ {'EXIT',{{badarg,[]},_}} = (catch (id([]))#{ a := 42, b => 2 }),
ok.
@@ -244,7 +244,7 @@ t_update_assoc(Config) when is_list(Config) ->
%% Errors cases.
BadMap = id(badmap),
- {'EXIT',{badarg,_}} = (catch BadMap#{nonexisting=>val}),
+ {'EXIT',{{badarg,BadMap},_}} = (catch BadMap#{nonexisting=>val}),
ok.
diff --git a/lib/stdlib/src/erl_eval.erl b/lib/stdlib/src/erl_eval.erl
index 3a4108e297..acde3ad5d6 100644
--- a/lib/stdlib/src/erl_eval.erl
+++ b/lib/stdlib/src/erl_eval.erl
@@ -18,6 +18,9 @@
%%
-module(erl_eval).
+%% Guard is_map/1 is not yet supported in HiPE.
+-compile(no_native).
+
%% An evaluator for Erlang abstract syntax.
-export([exprs/2,exprs/3,exprs/4,expr/2,expr/3,expr/4,expr/5,
@@ -243,11 +246,18 @@ expr({record,_,_,Name,_}, _Bs, _Lf, _Ef, _RBs) ->
%% map
expr({map,_, Binding,Es}, Bs0, Lf, Ef, RBs) ->
{value, Map0, Bs1} = expr(Binding, Bs0, Lf, Ef, RBs),
- {Vs,Bs} = eval_map_fields(Es, Bs1, Lf, Ef),
- ret_expr(lists:foldl(fun
- ({map_assoc,K,V}, Mi) -> maps:put(K,V,Mi);
- ({map_exact,K,V}, Mi) -> maps:update(K,V,Mi)
- end, Map0, Vs), Bs, RBs);
+ case Map0 of
+ #{} ->
+ {Vs,Bs} = eval_map_fields(Es, Bs1, Lf, Ef),
+ Map1 = lists:foldl(fun ({map_assoc,K,V}, Mi) ->
+ maps:put(K, V, Mi);
+ ({map_exact,K,V}, Mi) ->
+ maps:update(K, V, Mi)
+ end, Map0, Vs),
+ ret_expr(Map1, Bs, RBs);
+ _ ->
+ erlang:raise(error, {badarg,Map0}, stacktrace())
+ end;
expr({map,_,Es}, Bs0, Lf, Ef, RBs) ->
{Vs,Bs} = eval_map_fields(Es, Bs0, Lf, Ef),
ret_expr(lists:foldl(fun
@@ -1113,9 +1123,10 @@ match1({tuple,_,Elts}, Tuple, Bs, BBs)
match_tuple(Elts, Tuple, 1, Bs, BBs);
match1({tuple,_,_}, _, _Bs, _BBs) ->
throw(nomatch);
-match1({map,_,Fs}, Map, Bs, BBs) ->
+match1({map,_,Fs}, #{}=Map, Bs, BBs) ->
match_map(Fs, Map, Bs, BBs);
-
+match1({map,_,_}, _, _Bs, _BBs) ->
+ throw(nomatch);
match1({bin, _, Fs}, <<_/bitstring>>=B, Bs0, BBs) ->
eval_bits:match_bits(Fs, B, Bs0, BBs,
match_fun(BBs),
diff --git a/lib/stdlib/test/erl_eval_SUITE.erl b/lib/stdlib/test/erl_eval_SUITE.erl
index e6512b7d71..b91d14b5b8 100644
--- a/lib/stdlib/test/erl_eval_SUITE.erl
+++ b/lib/stdlib/test/erl_eval_SUITE.erl
@@ -1451,6 +1451,8 @@ eep43(Config) when is_list(Config) ->
" {Map#{a := B},Map#{a => c},Map#{d => e}} "
"end.",
{#{a => b},#{a => c},#{a => b,d => e}}),
+ error_check("[camembert]#{}.", {badarg,[camembert]}),
+ error_check("#{} = 1.", {badmatch,1}),
ok.
%% Check the string in different contexts: as is; in fun; from compiled code.
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-29 14:38:44 +0000