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-rw-r--r--lib/stdlib/doc/src/binary.xml2
-rw-r--r--lib/stdlib/doc/src/lists.xml15
-rw-r--r--lib/stdlib/doc/src/maps.xml60
-rw-r--r--lib/stdlib/examples/erl_id_trans.erl4
-rw-r--r--lib/stdlib/src/epp.erl7
-rw-r--r--lib/stdlib/src/erl_lint.erl97
-rw-r--r--lib/stdlib/src/erl_parse.yrl12
-rw-r--r--lib/stdlib/src/erl_pp.erl26
-rw-r--r--lib/stdlib/src/io_lib.erl16
-rw-r--r--lib/stdlib/src/lists.erl15
-rw-r--r--lib/stdlib/src/maps.erl59
-rw-r--r--lib/stdlib/src/proc_lib.erl4
-rw-r--r--lib/stdlib/src/rand.erl10
-rw-r--r--lib/stdlib/src/supervisor.erl4
-rw-r--r--lib/stdlib/test/erl_lint_SUITE.erl156
-rw-r--r--lib/stdlib/test/erl_pp_SUITE.erl23
-rw-r--r--lib/stdlib/test/lists_SUITE.erl16
-rw-r--r--lib/stdlib/test/maps_SUITE.erl56
18 files changed, 439 insertions, 143 deletions
diff --git a/lib/stdlib/doc/src/binary.xml b/lib/stdlib/doc/src/binary.xml
index 5402fd0163..933157fc34 100644
--- a/lib/stdlib/doc/src/binary.xml
+++ b/lib/stdlib/doc/src/binary.xml
@@ -366,7 +366,7 @@
<code>
1> binary:matches(&lt;&lt;"abcde"&gt;&gt;,
- [&lt;&lt;"bcde"&gt;&gt;,&lt;&lt;"bc"&gt;&gt;>,&lt;&lt;"de"&gt;&gt;],[]).
+ [&lt;&lt;"bcde"&gt;&gt;,&lt;&lt;"bc"&gt;&gt;,&lt;&lt;"de"&gt;&gt;],[]).
[{1,4}]
</code>
diff --git a/lib/stdlib/doc/src/lists.xml b/lib/stdlib/doc/src/lists.xml
index a8435efc6f..03d0063599 100644
--- a/lib/stdlib/doc/src/lists.xml
+++ b/lib/stdlib/doc/src/lists.xml
@@ -262,6 +262,21 @@ flatmap(Fun, List1) ->
</desc>
</func>
<func>
+ <name name="join" arity="2"/>
+ <fsummary>Insert an element between elements in a list</fsummary>
+ <desc>
+ <p>Inserts <c><anno>Sep</anno></c> between each element in <c><anno>List1</anno></c>. Has no
+ effect on the empty list and on a singleton list. For example:</p>
+ <pre>
+> <input>lists:join(x, [a,b,c]).</input>
+[a,x,b,x,c]
+> <input>lists:join(x, [a]).</input>
+[a]
+> <input>lists:join(x, []).</input>
+[]</pre>
+ </desc>
+ </func>
+ <func>
<name name="foreach" arity="2"/>
<fsummary>Apply a function to each element of a list</fsummary>
<desc>
diff --git a/lib/stdlib/doc/src/maps.xml b/lib/stdlib/doc/src/maps.xml
index 0f58f19421..bf45461e2b 100644
--- a/lib/stdlib/doc/src/maps.xml
+++ b/lib/stdlib/doc/src/maps.xml
@@ -301,6 +301,30 @@ false</code>
</func>
<func>
+ <name name="take" arity="2"/>
+ <fsummary></fsummary>
+ <desc>
+ <p>
+ The function removes the <c><anno>Key</anno></c>, if it exists, and its associated value from
+ <c><anno>Map1</anno></c> and returns a tuple with the removed <c><anno>Value</anno></c> and
+ the new map <c><anno>Map2</anno></c> without key <c><anno>Key</anno></c>.
+ If the key does not exist <c>error</c> is returned.
+ </p>
+ <p>
+ The call will fail with a <c>{badmap,Map}</c> exception if <c><anno>Map1</anno></c> is not a map.
+ </p>
+ <p>Example:</p>
+ <code type="none">
+> Map = #{"a" => "hello", "b" => "world"}.
+#{"a" => "hello", "b" => "world"}
+> maps:take("a",Map).
+{"hello",#{"b" => "world"}}
+> maps:take("does not exist",Map).
+error</code>
+ </desc>
+ </func>
+
+ <func>
<name name="size" arity="1"/>
<fsummary></fsummary>
<desc>
@@ -357,6 +381,42 @@ false</code>
</desc>
</func>
+ <func>
+ <name name="update_with" arity="3"/>
+ <fsummary></fsummary>
+ <desc>
+ <p>Update a value in a <c><anno>Map1</anno></c> associated with <c><anno>Key</anno></c> by
+ calling <c><anno>Fun</anno></c> on the old value to get a new value. An exception
+ <c>{badkey,<anno>Key</anno>}</c> is generated if
+ <c><anno>Key</anno></c> is not present in the map.</p>
+ <p>Example:</p>
+ <code type="none">
+> Map = #{"counter" => 1},
+ Fun = fun(V) -> V + 1 end,
+ maps:update_with("counter",Fun,Map).
+#{"counter" => 2}</code>
+ </desc>
+ </func>
+
+ <func>
+ <name name="update_with" arity="4"/>
+ <fsummary></fsummary>
+ <desc>
+ <p>Update a value in a <c><anno>Map1</anno></c> associated with <c><anno>Key</anno></c> by
+ calling <c><anno>Fun</anno></c> on the old value to get a new value.
+ If <c><anno>Key</anno></c> is not present
+ in <c><anno>Map1</anno></c> then <c><anno>Init</anno></c> will be associated with
+ <c><anno>Key</anno></c>.
+ </p>
+ <p>Example:</p>
+ <code type="none">
+> Map = #{"counter" => 1},
+ Fun = fun(V) -> V + 1 end,
+ maps:update_with("new counter",Fun,42,Map).
+#{"counter" => 1,"new counter" => 42}</code>
+ </desc>
+ </func>
+
<func>
<name name="values" arity="1"/>
<fsummary></fsummary>
diff --git a/lib/stdlib/examples/erl_id_trans.erl b/lib/stdlib/examples/erl_id_trans.erl
index c2e345763a..eab2ec4164 100644
--- a/lib/stdlib/examples/erl_id_trans.erl
+++ b/lib/stdlib/examples/erl_id_trans.erl
@@ -671,6 +671,10 @@ map_pair_types([{type,Line,map_field_assoc,[K,V]}|Ps]) ->
K1 = type(K),
V1 = type(V),
[{type,Line,map_field_assoc,[K1,V1]}|map_pair_types(Ps)];
+map_pair_types([{type,Line,map_field_exact,[K,V]}|Ps]) ->
+ K1 = type(K),
+ V1 = type(V),
+ [{type,Line,map_field_exact,[K1,V1]}|map_pair_types(Ps)];
map_pair_types([]) -> [].
field_types([{type,Line,field_type,[{atom,La,A},T]}|Fs]) ->
diff --git a/lib/stdlib/src/epp.erl b/lib/stdlib/src/epp.erl
index 936c095aef..55a818e87c 100644
--- a/lib/stdlib/src/epp.erl
+++ b/lib/stdlib/src/epp.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2015. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2016. 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.
@@ -43,7 +43,10 @@
-type name() :: atom().
-type argspec() :: 'none' %No arguments
| non_neg_integer(). %Number of arguments
+-type argnames() :: [atom()].
-type tokens() :: [erl_scan:token()].
+-type predef() :: 'undefined' | {'none', tokens()}.
+-type userdef() :: {argspec(), {argnames(), tokens()}}.
-type used() :: {name(), argspec()}.
-type function_name_type() :: 'undefined'
@@ -63,7 +66,7 @@
sstk=[] :: [#epp{}], %State stack
path=[] :: [file:name()], %Include-path
macs = #{} %Macros (don't care locations)
- :: #{name() => {argspec(), tokens()}},
+ :: #{name() => predef() | [userdef()]},
uses = #{} %Macro use structure
:: #{name() => [{argspec(), [used()]}]},
default_encoding = ?DEFAULT_ENCODING :: source_encoding(),
diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl
index b14102ac38..2508f96b91 100644
--- a/lib/stdlib/src/erl_lint.erl
+++ b/lib/stdlib/src/erl_lint.erl
@@ -1502,7 +1502,7 @@ pattern({op,_Line,'++',{string,_Li,_S},R}, Vt, Old, Bvt, St) ->
pattern({match,_Line,Pat1,Pat2}, Vt, Old, Bvt, St0) ->
{Lvt,Bvt1,St1} = pattern(Pat1, Vt, Old, Bvt, St0),
{Rvt,Bvt2,St2} = pattern(Pat2, Vt, Old, Bvt, St1),
- St3 = reject_bin_alias(Pat1, Pat2, St2),
+ St3 = reject_invalid_alias(Pat1, Pat2, Vt, St2),
{vtmerge_pat(Lvt, Rvt),vtmerge_pat(Bvt1,Bvt2),St3};
%% Catch legal constant expressions, including unary +,-.
pattern(Pat, _Vt, _Old, _Bvt, St) ->
@@ -1517,56 +1517,77 @@ pattern_list(Ps, Vt, Old, Bvt0, St) ->
{vtmerge_pat(Pvt, Psvt),vtmerge_pat(Bvt,Bvt1),St1}
end, {[],[],St}, Ps).
-%% reject_bin_alias(Pat, Expr, St) -> St'
+
+
+%% reject_invalid_alias(Pat, Expr, Vt, St) -> St'
%% Reject aliases for binary patterns at the top level.
+%% Reject aliases for maps patterns at the top level.
+%% The variables table (Vt) are for maps checkking.
+
+reject_invalid_alias_expr({bin,_,_}=P, {match,_,P0,E}, Vt, St0) ->
+ St = reject_invalid_alias(P, P0, Vt, St0),
+ reject_invalid_alias_expr(P, E, Vt, St);
+reject_invalid_alias_expr({map,_,_}=P, {match,_,P0,E}, Vt, St0) ->
+ St = reject_invalid_alias(P, P0, Vt, St0),
+ reject_invalid_alias_expr(P, E, Vt, St);
+reject_invalid_alias_expr({match,_,_,_}=P, {match,_,P0,E}, Vt, St0) ->
+ St = reject_invalid_alias(P, P0, Vt, St0),
+ reject_invalid_alias_expr(P, E, Vt, St);
+reject_invalid_alias_expr(_, _, _, St) -> St.
-reject_bin_alias_expr({bin,_,_}=P, {match,_,P0,E}, St0) ->
- St = reject_bin_alias(P, P0, St0),
- reject_bin_alias_expr(P, E, St);
-reject_bin_alias_expr({match,_,_,_}=P, {match,_,P0,E}, St0) ->
- St = reject_bin_alias(P, P0, St0),
- reject_bin_alias_expr(P, E, St);
-reject_bin_alias_expr(_, _, St) -> St.
-%% reject_bin_alias(Pat1, Pat2, St) -> St'
+%% reject_invalid_alias(Pat1, Pat2, St) -> St'
%% Aliases of binary patterns, such as <<A:8>> = <<B:4,C:4>> or even
%% <<A:8>> = <<A:8>>, are not allowed. Traverse the patterns in parallel
%% and generate an error if any binary aliases are found.
%% We generate an error even if is obvious that the overall pattern can't
%% possibly match, for instance, {a,<<A:8>>,c}={x,<<A:8>>} WILL generate an
%% error.
+%% Maps should reject unbound variables here.
-reject_bin_alias({bin,Line,_}, {bin,_,_}, St) ->
+reject_invalid_alias({bin,Line,_}, {bin,_,_}, _, St) ->
add_error(Line, illegal_bin_pattern, St);
-reject_bin_alias({cons,_,H1,T1}, {cons,_,H2,T2}, St0) ->
- St = reject_bin_alias(H1, H2, St0),
- reject_bin_alias(T1, T2, St);
-reject_bin_alias({tuple,_,Es1}, {tuple,_,Es2}, St) ->
- reject_bin_alias_list(Es1, Es2, St);
-reject_bin_alias({record,_,Name1,Pfs1}, {record,_,Name2,Pfs2},
+reject_invalid_alias({map,_Line,Ps1}, {map,_,Ps2}, Vt, St0) ->
+ Fun = fun ({map_field_exact,L,{var,_,K},_V}, Sti) ->
+ case is_var_bound(K,Vt) of
+ true ->
+ Sti;
+ false ->
+ add_error(L, {unbound_var,K}, Sti)
+ end;
+ ({map_field_exact,_L,_K,_V}, Sti) ->
+ Sti
+ end,
+ foldl(Fun, foldl(Fun, St0, Ps1), Ps2);
+reject_invalid_alias({cons,_,H1,T1}, {cons,_,H2,T2}, Vt, St0) ->
+ St = reject_invalid_alias(H1, H2, Vt, St0),
+ reject_invalid_alias(T1, T2, Vt, St);
+reject_invalid_alias({tuple,_,Es1}, {tuple,_,Es2}, Vt, St) ->
+ reject_invalid_alias_list(Es1, Es2, Vt, St);
+reject_invalid_alias({record,_,Name1,Pfs1}, {record,_,Name2,Pfs2}, Vt,
#lint{records=Recs}=St) ->
case {dict:find(Name1, Recs),dict:find(Name2, Recs)} of
{{ok,{_Line1,Fields1}},{ok,{_Line2,Fields2}}} ->
- reject_bin_alias_rec(Pfs1, Pfs2, Fields1, Fields2, St);
+ reject_invalid_alias_rec(Pfs1, Pfs2, Fields1, Fields2, Vt, St);
{_,_} ->
%% One or more non-existing records. (An error messages has
%% already been generated, so we are done here.)
St
end;
-reject_bin_alias({match,_,P1,P2}, P, St0) ->
- St = reject_bin_alias(P1, P, St0),
- reject_bin_alias(P2, P, St);
-reject_bin_alias(P, {match,_,_,_}=M, St) ->
- reject_bin_alias(M, P, St);
-reject_bin_alias(_P1, _P2, St) -> St.
-
-reject_bin_alias_list([E1|Es1], [E2|Es2], St0) ->
- St = reject_bin_alias(E1, E2, St0),
- reject_bin_alias_list(Es1, Es2, St);
-reject_bin_alias_list(_, _, St) -> St.
-
-reject_bin_alias_rec(PfsA0, PfsB0, FieldsA0, FieldsB0, St) ->
+reject_invalid_alias({match,_,P1,P2}, P, Vt, St0) ->
+ St = reject_invalid_alias(P1, P, Vt, St0),
+ reject_invalid_alias(P2, P, Vt, St);
+reject_invalid_alias(P, {match,_,_,_}=M, Vt, St) ->
+ reject_invalid_alias(M, P, Vt, St);
+reject_invalid_alias(_P1, _P2, _Vt, St) -> St.
+
+reject_invalid_alias_list([E1|Es1], [E2|Es2], Vt, St0) ->
+ St = reject_invalid_alias(E1, E2, Vt, St0),
+ reject_invalid_alias_list(Es1, Es2, Vt, St);
+reject_invalid_alias_list(_, _, _, St) -> St.
+
+reject_invalid_alias_rec(PfsA0, PfsB0, FieldsA0, FieldsB0, Vt, St) ->
%% We treat records as if they have been converted to tuples.
PfsA1 = rbia_field_vars(PfsA0),
PfsB1 = rbia_field_vars(PfsB0),
@@ -1582,7 +1603,7 @@ reject_bin_alias_rec(PfsA0, PfsB0, FieldsA0, FieldsB0, St) ->
D = sofs:projection({external,fun({_,_,P1,_,P2}) -> {P1,P2} end}, C),
E = sofs:to_external(D),
{Ps1,Ps2} = lists:unzip(E),
- reject_bin_alias_list(Ps1, Ps2, St).
+ reject_invalid_alias_list(Ps1, Ps2, Vt, St).
rbia_field_vars(Fs) ->
[{Name,Pat} || {record_field,_,{atom,_,Name},Pat} <- Fs].
@@ -2284,7 +2305,7 @@ expr({'catch',Line,E}, Vt, St0) ->
expr({match,_Line,P,E}, Vt, St0) ->
{Evt,St1} = expr(E, Vt, St0),
{Pvt,Bvt,St2} = pattern(P, vtupdate(Evt, Vt), St1),
- St = reject_bin_alias_expr(P, E, St2),
+ St = reject_invalid_alias_expr(P, E, Vt, St2),
{vtupdate(Bvt, vtmerge(Evt, Pvt)),St};
%% No comparison or boolean operators yet.
expr({op,_Line,_Op,A}, Vt, St) ->
@@ -2381,7 +2402,7 @@ is_valid_call(Call) ->
_ -> true
end.
-%% is_valid_map_key(K,St) -> true | false
+%% is_valid_map_key(K) -> true | false
%% variables are allowed for patterns only at the top of the tree
is_valid_map_key({var,_,_}) -> true;
@@ -3413,6 +3434,14 @@ warn_unused_vars(U, Vt, St0) ->
UVt = map(fun ({V,{State,_,Ls}}) -> {V,{State,used,Ls}} end, U),
{vtmerge(Vt, UVt), St1}.
+
+is_var_bound(V, Vt) ->
+ case orddict:find(V, Vt) of
+ {ok,{bound,_Usage,_}} -> true;
+ _ -> false
+ end.
+
+
%% vtupdate(UpdVarTable, VarTable) -> VarTable.
%% Add the variables in the updated vartable to VarTable. The variables
%% will be updated with their property in UpdVarTable. The state of
diff --git a/lib/stdlib/src/erl_parse.yrl b/lib/stdlib/src/erl_parse.yrl
index 6f8e5e8449..a896de4f1c 100644
--- a/lib/stdlib/src/erl_parse.yrl
+++ b/lib/stdlib/src/erl_parse.yrl
@@ -170,9 +170,16 @@ fun_type -> '(' top_types ')' '->' top_type
: {type, ?anno('$1'), 'fun',
[{type, ?anno('$1'), product, '$2'},'$5']}.
+map_pair_types -> '...' : [{type, ?anno('$1'), map_field_assoc,
+ [{type, ?anno('$1'), any, []},
+ {type, ?anno('$1'), any, []}]}].
map_pair_types -> map_pair_type : ['$1'].
map_pair_types -> map_pair_type ',' map_pair_types : ['$1'|'$3'].
-map_pair_type -> top_type '=>' top_type : {type, ?anno('$2'), map_field_assoc,['$1','$3']}.
+
+map_pair_type -> top_type '=>' top_type : {type, ?anno('$2'),
+ map_field_assoc,['$1','$3']}.
+map_pair_type -> top_type ':=' top_type : {type, ?anno('$2'),
+ map_field_exact,['$1','$3']}.
field_types -> field_type : ['$1'].
field_types -> field_type ',' field_types : ['$1'|'$3'].
@@ -810,7 +817,8 @@ Erlang code.
| {'type', anno(), 'map', [af_map_pair_type()]}.
-type af_map_pair_type() ::
- {'type', anno(), 'map_field_assoc', [abstract_type()]}.
+ {'type', anno(), 'map_field_assoc', [abstract_type()]}
+ | {'type', anno(), 'map_field_exact', [abstract_type()]}.
-type af_predefined_type() ::
{'type', anno(), type_name(), [abstract_type()]}.
diff --git a/lib/stdlib/src/erl_pp.erl b/lib/stdlib/src/erl_pp.erl
index c5177aca90..ca764675fc 100644
--- a/lib/stdlib/src/erl_pp.erl
+++ b/lib/stdlib/src/erl_pp.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2015. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2016. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -344,11 +344,31 @@ binary_type(I1, I2) ->
map_type(Fs) ->
{first,[$#],map_pair_types(Fs)}.
-map_pair_types(Fs) ->
+map_pair_types(Fs0) ->
+ Fs = replace_any_map(Fs0),
tuple_type(Fs, fun map_pair_type/2).
+replace_any_map([{type,Line,map_field_assoc,[KType,VType]}]=Fs) ->
+ IsAny = fun({type,_,any,[]}) -> true;
+ %% ({var,_,'_'}) -> true;
+ (_) -> false
+ end,
+ case IsAny(KType) andalso IsAny(VType) of
+ true ->
+ [{type,Line,map_field_assoc,any}];
+ false ->
+ Fs
+ end;
+replace_any_map([F|Fs]) ->
+ [F|replace_any_map(Fs)];
+replace_any_map([]) -> [].
+
+map_pair_type({type,_Line,map_field_assoc,any}, _Prec) ->
+ leaf("...");
map_pair_type({type,_Line,map_field_assoc,[KType,VType]}, Prec) ->
- {list,[{cstep,[ltype(KType, Prec),leaf(" =>")],ltype(VType, Prec)}]}.
+ {list,[{cstep,[ltype(KType, Prec),leaf(" =>")],ltype(VType, Prec)}]};
+map_pair_type({type,_Line,map_field_exact,[KType,VType]}, Prec) ->
+ {list,[{cstep,[ltype(KType, Prec),leaf(" :=")],ltype(VType, Prec)}]}.
record_type(Name, Fields) ->
{first,[record_name(Name)],field_types(Fields)}.
diff --git a/lib/stdlib/src/io_lib.erl b/lib/stdlib/src/io_lib.erl
index f070a7192d..ad98bc0420 100644
--- a/lib/stdlib/src/io_lib.erl
+++ b/lib/stdlib/src/io_lib.erl
@@ -112,14 +112,14 @@
-type format_spec() ::
#{
- control_char => char(),
- args => [any()],
- width => 'none' | integer(),
- adjust => 'left' | 'right',
- precision => 'none' | integer(),
- pad_char => char(),
- encoding => 'unicode' | 'latin1',
- strings => boolean()
+ control_char := char(),
+ args := [any()],
+ width := 'none' | integer(),
+ adjust := 'left' | 'right',
+ precision := 'none' | integer(),
+ pad_char := char(),
+ encoding := 'unicode' | 'latin1',
+ strings := boolean()
}.
%%----------------------------------------------------------------------
diff --git a/lib/stdlib/src/lists.erl b/lib/stdlib/src/lists.erl
index 2b4472cdf7..af9d63ddd6 100644
--- a/lib/stdlib/src/lists.erl
+++ b/lib/stdlib/src/lists.erl
@@ -39,7 +39,8 @@
-export([all/2,any/2,map/2,flatmap/2,foldl/3,foldr/3,filter/2,
partition/2,zf/2,filtermap/2,
mapfoldl/3,mapfoldr/3,foreach/2,takewhile/2,dropwhile/2,splitwith/2,
- split/2]).
+ split/2,
+ join/2]).
%%% BIFs
-export([keyfind/3, keymember/3, keysearch/3, member/2, reverse/2]).
@@ -1439,6 +1440,18 @@ split(N, [H|T], R) ->
split(_, [], _) ->
badarg.
+-spec join(Sep, List1) -> List2 when
+ Sep :: T,
+ List1 :: [T],
+ List2 :: [T],
+ T :: term().
+
+join(_Sep, []) -> [];
+join(Sep, [H|T]) -> [H|join_prepend(Sep, T)].
+
+join_prepend(_Sep, []) -> [];
+join_prepend(Sep, [H|T]) -> [Sep,H|join_prepend(Sep,T)].
+
%%% =================================================================
%%% Here follows the implementation of the sort functions.
%%%
diff --git a/lib/stdlib/src/maps.erl b/lib/stdlib/src/maps.erl
index a52928f77f..5dafdb282a 100644
--- a/lib/stdlib/src/maps.erl
+++ b/lib/stdlib/src/maps.erl
@@ -20,17 +20,18 @@
-module(maps).
--export([get/3,filter/2,fold/3, map/2,
- size/1,
+-export([get/3, filter/2,fold/3,
+ map/2, size/1,
+ update_with/3, update_with/4,
without/2, with/2]).
-
-%%% BIFs
+%% BIFs
-export([get/2, find/2, from_list/1,
is_key/2, keys/1, merge/2,
- new/0, put/3, remove/2,
+ new/0, put/3, remove/2, take/2,
to_list/1, update/3, values/1]).
+%% Shadowed by erl_bif_types: maps:get/2
-spec get(Key,Map) -> Value when
Key :: term(),
Map :: map(),
@@ -46,7 +47,7 @@ get(_,_) -> erlang:nif_error(undef).
find(_,_) -> erlang:nif_error(undef).
-
+%% Shadowed by erl_bif_types: maps:from_list/1
-spec from_list(List) -> Map when
List :: [{Key,Value}],
Key :: term(),
@@ -56,6 +57,7 @@ find(_,_) -> erlang:nif_error(undef).
from_list(_) -> erlang:nif_error(undef).
+%% Shadowed by erl_bif_types: maps:is_key/2
-spec is_key(Key,Map) -> boolean() when
Key :: term(),
Map :: map().
@@ -71,6 +73,7 @@ is_key(_,_) -> erlang:nif_error(undef).
keys(_) -> erlang:nif_error(undef).
+%% Shadowed by erl_bif_types: maps:merge/2
-spec merge(Map1,Map2) -> Map3 when
Map1 :: map(),
Map2 :: map(),
@@ -86,6 +89,7 @@ merge(_,_) -> erlang:nif_error(undef).
new() -> erlang:nif_error(undef).
+%% Shadowed by erl_bif_types: maps:put/3
-spec put(Key,Value,Map1) -> Map2 when
Key :: term(),
Value :: term(),
@@ -102,7 +106,15 @@ put(_,_,_) -> erlang:nif_error(undef).
remove(_,_) -> erlang:nif_error(undef).
+-spec take(Key,Map1) -> {Value,Map2} | error when
+ Key :: term(),
+ Map1 :: map(),
+ Value :: term(),
+ Map2 :: map().
+
+take(_,_) -> erlang:nif_error(undef).
+%% Shadowed by erl_bif_types: maps:to_list/1
-spec to_list(Map) -> [{Key,Value}] when
Map :: map(),
Key :: term(),
@@ -111,6 +123,7 @@ remove(_,_) -> erlang:nif_error(undef).
to_list(_) -> erlang:nif_error(undef).
+%% Shadowed by erl_bif_types: maps:update/3
-spec update(Key,Value,Map1) -> Map2 when
Key :: term(),
Value :: term(),
@@ -127,8 +140,40 @@ update(_,_,_) -> erlang:nif_error(undef).
values(_) -> erlang:nif_error(undef).
+%% End of BIFs
+
+-spec update_with(Key,Fun,Map1) -> Map2 when
+ Key :: term(),
+ Map1 :: map(),
+ Map2 :: map(),
+ Fun :: fun((Value1 :: term()) -> Value2 :: term()).
+
+update_with(Key,Fun,Map) when is_function(Fun,1), is_map(Map) ->
+ try maps:get(Key,Map) of
+ Val -> maps:update(Key,Fun(Val),Map)
+ catch
+ error:{badkey,_} ->
+ erlang:error({badkey,Key},[Key,Fun,Map])
+ end;
+update_with(Key,Fun,Map) ->
+ erlang:error(error_type(Map),[Key,Fun,Map]).
+
+
+-spec update_with(Key,Fun,Init,Map1) -> Map2 when
+ Key :: term(),
+ Map1 :: Map1,
+ Map2 :: Map2,
+ Fun :: fun((Value1 :: term()) -> Value2 :: term()),
+ Init :: term().
+
+update_with(Key,Fun,Init,Map) when is_function(Fun,1), is_map(Map) ->
+ case maps:find(Key,Map) of
+ {ok,Val} -> maps:update(Key,Fun(Val),Map);
+ error -> maps:put(Key,Init,Map)
+ end;
+update_with(Key,Fun,Init,Map) ->
+ erlang:error(error_type(Map),[Key,Fun,Init,Map]).
-%%% End of BIFs
-spec get(Key, Map, Default) -> Value | Default when
Key :: term(),
diff --git a/lib/stdlib/src/proc_lib.erl b/lib/stdlib/src/proc_lib.erl
index 3f79ed0f87..fdc2ae4070 100644
--- a/lib/stdlib/src/proc_lib.erl
+++ b/lib/stdlib/src/proc_lib.erl
@@ -48,7 +48,9 @@
| {'priority', priority_level()}
| {'min_heap_size', non_neg_integer()}
| {'min_bin_vheap_size', non_neg_integer()}
- | {'fullsweep_after', non_neg_integer()}.
+ | {'fullsweep_after', non_neg_integer()}
+ | {'message_queue_data',
+ 'off_heap' | 'on_heap' | 'mixed' }.
-type dict_or_pid() :: pid()
| (ProcInfo :: [_])
diff --git a/lib/stdlib/src/rand.erl b/lib/stdlib/src/rand.erl
index d455abf7b0..93409d95df 100644
--- a/lib/stdlib/src/rand.erl
+++ b/lib/stdlib/src/rand.erl
@@ -44,11 +44,11 @@
%% This depends on the algorithm handler function
-type alg_seed() :: exs64_state() | exsplus_state() | exs1024_state().
%% This is the algorithm handler function within this module
--type alg_handler() :: #{type => alg(),
- max => integer(),
- next => fun(),
- uniform => fun(),
- uniform_n => fun()}.
+-type alg_handler() :: #{type := alg(),
+ max := integer(),
+ next := fun(),
+ uniform := fun(),
+ uniform_n := fun()}.
%% Internal state
-opaque state() :: {alg_handler(), alg_seed()}.
diff --git a/lib/stdlib/src/supervisor.erl b/lib/stdlib/src/supervisor.erl
index 37c3927739..38b764541a 100644
--- a/lib/stdlib/src/supervisor.erl
+++ b/lib/stdlib/src/supervisor.erl
@@ -57,8 +57,8 @@
| {'global', Name :: atom()}
| {'via', Module :: module(), Name :: any()}
| pid().
--type child_spec() :: #{id => child_id(), % mandatory
- start => mfargs(), % mandatory
+-type child_spec() :: #{id := child_id(), % mandatory
+ start := mfargs(), % mandatory
restart => restart(), % optional
shutdown => shutdown(), % optional
type => worker(), % optional
diff --git a/lib/stdlib/test/erl_lint_SUITE.erl b/lib/stdlib/test/erl_lint_SUITE.erl
index 6fea198af3..b0214e5238 100644
--- a/lib/stdlib/test/erl_lint_SUITE.erl
+++ b/lib/stdlib/test/erl_lint_SUITE.erl
@@ -33,47 +33,38 @@
-define(privdir, proplists:get_value(priv_dir, Conf)).
-endif.
--export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
- init_per_group/2,end_per_group/2,
- init_per_testcase/2, end_per_testcase/2]).
-
--export([
- unused_vars_warn_basic/1,
- unused_vars_warn_lc/1,
- unused_vars_warn_rec/1,
- unused_vars_warn_fun/1,
- unused_vars_OTP_4858/1,
- unused_unsafe_vars_warn/1,
- export_vars_warn/1,
- shadow_vars/1,
- unused_import/1,
- unused_function/1,
- unsafe_vars/1,unsafe_vars2/1,
- unsafe_vars_try/1,
- unsized_binary_in_bin_gen_pattern/1,
- guard/1, otp_4886/1, otp_4988/1, otp_5091/1, otp_5276/1, otp_5338/1,
- otp_5362/1, otp_5371/1, otp_7227/1, otp_5494/1, otp_5644/1, otp_5878/1,
- otp_5917/1, otp_6585/1, otp_6885/1, otp_10436/1, otp_11254/1,
- otp_11772/1, otp_11771/1, otp_11872/1,
- export_all/1,
- bif_clash/1,
- behaviour_basic/1, behaviour_multiple/1, otp_11861/1,
- otp_7550/1,
- otp_8051/1,
- format_warn/1,
- on_load_successful/1, on_load_failing/1,
- too_many_arguments/1,
- basic_errors/1,bin_syntax_errors/1,
- predef/1,
- maps/1,maps_type/1,otp_11851/1,otp_11879/1,otp_13230/1,
- record_errors/1
- ]).
-
-init_per_testcase(_Case, Config) ->
- Config.
-
-end_per_testcase(_Case, _Config) ->
- ok.
+-export([all/0, suite/0, groups/0]).
+
+-export([unused_vars_warn_basic/1,
+ unused_vars_warn_lc/1,
+ unused_vars_warn_rec/1,
+ unused_vars_warn_fun/1,
+ unused_vars_OTP_4858/1,
+ unused_unsafe_vars_warn/1,
+ export_vars_warn/1,
+ shadow_vars/1,
+ unused_import/1,
+ unused_function/1,
+ unsafe_vars/1,unsafe_vars2/1,
+ unsafe_vars_try/1,
+ unsized_binary_in_bin_gen_pattern/1,
+ guard/1, otp_4886/1, otp_4988/1, otp_5091/1, otp_5276/1, otp_5338/1,
+ otp_5362/1, otp_5371/1, otp_7227/1, otp_5494/1, otp_5644/1, otp_5878/1,
+ otp_5917/1, otp_6585/1, otp_6885/1, otp_10436/1, otp_11254/1,
+ otp_11772/1, otp_11771/1, otp_11872/1,
+ export_all/1,
+ bif_clash/1,
+ behaviour_basic/1, behaviour_multiple/1, otp_11861/1,
+ otp_7550/1,
+ otp_8051/1,
+ format_warn/1,
+ on_load_successful/1, on_load_failing/1,
+ too_many_arguments/1,
+ basic_errors/1,bin_syntax_errors/1,
+ predef/1,
+ maps/1,maps_type/1,maps_parallel_match/1,
+ otp_11851/1,otp_11879/1,otp_13230/1,
+ record_errors/1]).
suite() ->
[{ct_hooks,[ts_install_cth]},
@@ -91,7 +82,8 @@ all() ->
bif_clash, behaviour_basic, behaviour_multiple, otp_11861,
otp_7550, otp_8051, format_warn, {group, on_load},
too_many_arguments, basic_errors, bin_syntax_errors, predef,
- maps, maps_type, otp_11851, otp_11879, otp_13230,
+ maps, maps_type, maps_parallel_match,
+ otp_11851, otp_11879, otp_13230,
record_errors].
groups() ->
@@ -101,19 +93,6 @@ groups() ->
unused_vars_OTP_4858, unused_unsafe_vars_warn]},
{on_load, [], [on_load_successful, on_load_failing]}].
-init_per_suite(Config) ->
- Config.
-
-end_per_suite(_Config) ->
- ok.
-
-init_per_group(_GroupName, Config) ->
- Config.
-
-end_per_group(_GroupName, Config) ->
- Config.
-
-
%% Warnings for unused variables in some simple cases.
unused_vars_warn_basic(Config) when is_list(Config) ->
@@ -3583,8 +3562,6 @@ predef(Config) when is_list(Config) ->
ok.
maps(Config) ->
- %% TODO: test key patterns, not done because map patterns are going to be
- %% changed a lot.
Ts = [{illegal_map_construction,
<<"t() ->
#{ a := b,
@@ -3626,6 +3603,26 @@ maps(Config) ->
{errors,[{1,erl_lint,illegal_map_construction},
{1,erl_lint,{unbound_var,'X'}}],
[]}},
+ {legal_map_pattern,
+ <<"
+ -record(mapkey, {a=1,b=2}).
+ t(M,K1) ->
+ #{ a := 1,
+ $a := 1, $z := 99,
+ #{a=>val} := 2,
+ K1 := 1337,
+ #mapkey{a = 10} := wat,
+ #{{a,val}=>val} := 2,
+ #{ \"hi\" => wazzup, hi => ho } := yep,
+ ok := 1.0,
+ [3+3] := nope,
+ 1.0 := yep,
+ {3.0+3} := nope,
+ {yep} := yep
+ } = M.
+ ">>,
+ [],
+ []},
{legal_map_construction,
<<"t(V) -> #{ a => 1,
#{a=>V} => 2,
@@ -3692,6 +3689,51 @@ maps_type(Config) when is_list(Config) ->
[] = run(Config, Ts),
ok.
+maps_parallel_match(Config) when is_list(Config) ->
+ Ts = [{parallel_map_patterns_unbound1,
+ <<"
+ t(#{} = M) ->
+ #{K := V} = #{k := K} = M,
+ V.
+ ">>,
+ [],
+ {errors,[{3,erl_lint,{unbound_var,'K'}}],[]}},
+ {parallel_map_patterns_unbound2,
+ <<"
+ t(#{} = M) ->
+ #{K1 := V1} =
+ #{K2 := V2} =
+ #{k1 := K1,k2 := K2} = M,
+ [V1,V2].
+ ">>,
+ [],
+ {errors,[{3,erl_lint,{unbound_var,'K1'}},
+ {3,erl_lint,{unbound_var,'K1'}},
+ {4,erl_lint,{unbound_var,'K2'}},
+ {4,erl_lint,{unbound_var,'K2'}}],[]}},
+ {parallel_map_patterns_bound,
+ <<"
+ t(#{} = M,K1,K2) ->
+ #{K1 := V1} =
+ #{K2 := V2} =
+ #{k1 := K1,k2 := K2} = M,
+ [V1,V2].
+ ">>,
+ [],
+ []},
+ {parallel_map_patterns_literal,
+ <<"
+ t(#{} = M) ->
+ #{k1 := V1} =
+ #{k2 := V2} =
+ #{k1 := V1,k2 := V2} = M,
+ [V1,V2].
+ ">>,
+ [],
+ []}],
+ [] = run(Config, Ts),
+ ok.
+
%% OTP-11851: More atoms can be used as type names + bug fixes.
otp_11851(Config) when is_list(Config) ->
Ts = [
diff --git a/lib/stdlib/test/erl_pp_SUITE.erl b/lib/stdlib/test/erl_pp_SUITE.erl
index 6dc285e448..a48ba7b5b7 100644
--- a/lib/stdlib/test/erl_pp_SUITE.erl
+++ b/lib/stdlib/test/erl_pp_SUITE.erl
@@ -50,7 +50,7 @@
otp_6321/1, otp_6911/1, otp_6914/1, otp_8150/1, otp_8238/1,
otp_8473/1, otp_8522/1, otp_8567/1, otp_8664/1, otp_9147/1,
- otp_10302/1, otp_10820/1, otp_11100/1, otp_11861/1]).
+ otp_10302/1, otp_10820/1, otp_11100/1, otp_11861/1, pr_1014/1]).
%% Internal export.
-export([ehook/6]).
@@ -79,7 +79,7 @@ groups() ->
{tickets, [],
[otp_6321, otp_6911, otp_6914, otp_8150, otp_8238,
otp_8473, otp_8522, otp_8567, otp_8664, otp_9147,
- otp_10302, otp_10820, otp_11100, otp_11861]}].
+ otp_10302, otp_10820, otp_11100, otp_11861, pr_1014]}].
init_per_suite(Config) ->
Config.
@@ -902,6 +902,7 @@ maps_syntax(Config) when is_list(Config) ->
"-compile(export_all).\n"
"-type t1() :: map().\n"
"-type t2() :: #{ atom() => integer(), atom() => float() }.\n"
+ "-type t3() :: #{ atom() := integer(), atom() := float() }.\n"
"-type u() :: #{a => (I :: integer()) | (A :: atom()),\n"
" (X :: atom()) | (Y :: atom()) =>\n"
" (I :: integer()) | (A :: atom())}.\n"
@@ -1106,6 +1107,24 @@ otp_11861(Config) when is_list(Config) ->
pf(Form) ->
lists:flatten(erl_pp:form(Form, none)).
+pr_1014(Config) ->
+ ok = pp_forms(<<"-type t() :: #{_ => _}. ">>),
+ ok = pp_forms(<<"-type t() :: #{any() => _}. ">>),
+ ok = pp_forms(<<"-type t() :: #{_ => any()}. ">>),
+ ok = pp_forms(<<"-type t() :: #{any() => any()}. ">>),
+ ok = pp_forms(<<"-type t() :: #{...}. ">>),
+ ok = pp_forms(<<"-type t() :: #{atom() := integer(), ...}. ">>),
+
+ FileName = filename('pr_1014.erl', Config),
+ C = <<"-module pr_1014.\n"
+ "-compile export_all.\n"
+ "-type m() :: #{..., a := integer()}.\n">>,
+ ok = file:write_file(FileName, C),
+ {error,[{_,[{3,erl_parse,["syntax error before: ","','"]}]}],_} =
+ compile:file(FileName, [return]),
+
+ ok.
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
compile(Config, Tests) ->
diff --git a/lib/stdlib/test/lists_SUITE.erl b/lib/stdlib/test/lists_SUITE.erl
index 6f2a510f65..531e97e8d6 100644
--- a/lib/stdlib/test/lists_SUITE.erl
+++ b/lib/stdlib/test/lists_SUITE.erl
@@ -55,6 +55,7 @@
ufunsort_error/1,
zip_unzip/1, zip_unzip3/1, zipwith/1, zipwith3/1,
filter_partition/1,
+ join/1,
otp_5939/1, otp_6023/1, otp_6606/1, otp_7230/1,
suffix/1, subtract/1, droplast/1, hof/1]).
@@ -119,7 +120,7 @@ groups() ->
{tickets, [parallel], [otp_5939, otp_6023, otp_6606, otp_7230]},
{zip, [parallel], [zip_unzip, zip_unzip3, zipwith, zipwith3]},
{misc, [parallel], [reverse, member, dropwhile, takewhile,
- filter_partition, suffix, subtract,
+ filter_partition, suffix, subtract, join,
hof]}
].
@@ -2413,6 +2414,19 @@ zipwith3(Config) when is_list(Config) ->
ok.
+%% Test lists:join/2
+join(Config) when is_list(Config) ->
+ A = [a,b,c],
+ Sep = x,
+ [a,x,b,x,c] = lists:join(Sep, A),
+
+ B = [b],
+ [b] = lists:join(Sep, B),
+
+ C = [],
+ [] = lists:join(Sep, C),
+ ok.
+
%% Test lists:filter/2, lists:partition/2.
filter_partition(Config) when is_list(Config) ->
F = fun(I) -> I rem 2 =:= 0 end,
diff --git a/lib/stdlib/test/maps_SUITE.erl b/lib/stdlib/test/maps_SUITE.erl
index 8b3a8d7ae2..42e669a799 100644
--- a/lib/stdlib/test/maps_SUITE.erl
+++ b/lib/stdlib/test/maps_SUITE.erl
@@ -25,15 +25,10 @@
-include_lib("common_test/include/ct.hrl").
-%% Test server specific exports
--export([all/0]).
--export([suite/0]).
--export([init_per_suite/1]).
--export([end_per_suite/1]).
--export([init_per_testcase/2]).
--export([end_per_testcase/2]).
-
--export([t_get_3/1, t_filter_2/1,
+-export([all/0, suite/0]).
+
+-export([t_update_with_3/1, t_update_with_4/1,
+ t_get_3/1, t_filter_2/1,
t_fold_3/1,t_map_2/1,t_size_1/1,
t_with_2/1,t_without_2/1]).
@@ -41,29 +36,56 @@
%%-define(badarg(F,Args), {'EXIT', {badarg, [{maps,F,Args,_}|_]}}).
%% silly broken hipe
-define(badmap(V,F,_Args), {'EXIT', {{badmap,V}, [{maps,F,_,_}|_]}}).
+-define(badkey(K,F,_Args), {'EXIT', {{badkey,K}, [{maps,F,_,_}|_]}}).
-define(badarg(F,_Args), {'EXIT', {badarg, [{maps,F,_,_}|_]}}).
suite() ->
- [{ct_hooks, [ts_install_cth]},
+ [{ct_hooks,[ts_install_cth]},
{timetrap,{minutes,1}}].
all() ->
- [t_get_3,t_filter_2,
+ [t_update_with_3,t_update_with_4,
+ t_get_3,t_filter_2,
t_fold_3,t_map_2,t_size_1,
t_with_2,t_without_2].
-init_per_suite(Config) ->
- Config.
+t_update_with_3(Config) when is_list(Config) ->
+ V1 = value1,
+ V2 = <<"value2">>,
+ V3 = "value3",
+ Map = #{ key1 => V1, key2 => V2, "key3" => V3 },
+ Fun = fun(V) -> [V,V,{V,V}] end,
+
+ #{ key1 := [V1,V1,{V1,V1}] } = maps:update_with(key1,Fun,Map),
+ #{ key2 := [V2,V2,{V2,V2}] } = maps:update_with(key2,Fun,Map),
+ #{ "key3" := [V3,V3,{V3,V3}] } = maps:update_with("key3",Fun,Map),
-end_per_suite(_Config) ->
+ %% error case
+ ?badmap(b,update_with,[[a,b],a,b]) = (catch maps:update_with([a,b],id(a),b)),
+ ?badarg(update_with,[[a,b],a,#{}]) = (catch maps:update_with([a,b],id(a),#{})),
+ ?badkey([a,b],update_with,[[a,b],Fun,#{}]) = (catch maps:update_with([a,b],Fun,#{})),
ok.
-init_per_testcase(_Case, Config) ->
- Config.
+t_update_with_4(Config) when is_list(Config) ->
+ V1 = value1,
+ V2 = <<"value2">>,
+ V3 = "value3",
+ Map = #{ key1 => V1, key2 => V2, "key3" => V3 },
+ Fun = fun(V) -> [V,V,{V,V}] end,
+ Init = 3,
+
+ #{ key1 := [V1,V1,{V1,V1}] } = maps:update_with(key1,Fun,Init,Map),
+ #{ key2 := [V2,V2,{V2,V2}] } = maps:update_with(key2,Fun,Init,Map),
+ #{ "key3" := [V3,V3,{V3,V3}] } = maps:update_with("key3",Fun,Init,Map),
-end_per_testcase(_Case, _Config) ->
+ #{ key3 := Init } = maps:update_with(key3,Fun,Init,Map),
+
+ %% error case
+ ?badmap(b,update_with,[[a,b],a,b]) = (catch maps:update_with([a,b],id(a),b)),
+ ?badarg(update_with,[[a,b],a,#{}]) = (catch maps:update_with([a,b],id(a),#{})),
ok.
+
t_get_3(Config) when is_list(Config) ->
Map = #{ key1 => value1, key2 => value2 },
DefaultValue = "Default value",
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 12:28:32 +0000