diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Makefile | 4 | ||||
| -rw-r--r-- | lib/compiler/src/sys_core_fold.erl | 24 | ||||
| -rw-r--r-- | lib/compiler/test/core_SUITE.erl | 5 | ||||
| -rw-r--r-- | lib/compiler/test/core_SUITE_data/eval_case.core | 34 | ||||
| -rw-r--r-- | lib/edoc/src/edoc_tags.erl | 2 | ||||
| -rw-r--r-- | lib/kernel/src/application.erl | 4 | ||||
| -rw-r--r-- | lib/parsetools/src/yecc.erl | 4 | ||||
| -rw-r--r-- | lib/stdlib/src/erl_eval.erl | 30 | ||||
| -rw-r--r-- | lib/stdlib/src/erl_pp.erl | 19 | ||||
| -rw-r--r-- | lib/stdlib/src/re.erl | 3 | ||||
| -rw-r--r-- | lib/stdlib/test/erl_eval_SUITE.erl | 19 | ||||
| -rw-r--r-- | lib/stdlib/test/erl_pp_SUITE.erl | 23 |
12 files changed, 140 insertions, 31 deletions
diff --git a/lib/Makefile b/lib/Makefile index 5128241563..6301c882b2 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -25,12 +25,12 @@ ERTS_APPLICATIONS = stdlib sasl kernel compiler # Then these have to be build ERLANG_APPLICATIONS = tools test_server common_test runtime_tools \ - inets xmerl edoc erl_docgen + inets xmerl edoc erl_docgen parsetools # These are only build if -a is given to otp_build or make is used directly ALL_ERLANG_APPLICATIONS = snmp otp_mibs erl_interface asn1 jinterface \ wx debugger reltool gs \ - ic mnesia crypto orber os_mon parsetools syntax_tools \ + ic mnesia crypto orber os_mon syntax_tools \ public_key ssl observer odbc diameter \ cosTransactions cosEvent cosTime cosNotification \ cosProperty cosFileTransfer cosEventDomain et megaco webtool \ diff --git a/lib/compiler/src/sys_core_fold.erl b/lib/compiler/src/sys_core_fold.erl index e302e2324d..500d431afe 100644 --- a/lib/compiler/src/sys_core_fold.erl +++ b/lib/compiler/src/sys_core_fold.erl @@ -1940,7 +1940,9 @@ opt_bool_case_guard(Arg, [#c_clause{pats=[#c_literal{val=false}]}=Fc,Tc]) -> %% last clause is guaranteed to match so if there is only one clause %% with a pattern containing only variables then rewrite to a let. -eval_case(#c_case{arg=E,clauses=[#c_clause{pats=Ps0,body=B}]}, Sub) -> +eval_case(#c_case{arg=E,clauses=[#c_clause{pats=Ps0, + guard=#c_literal{val=true}, + body=B}]}=Case, Sub) -> Es = case cerl:is_c_values(E) of true -> cerl:values_es(E); false -> [E] @@ -1955,7 +1957,7 @@ eval_case(#c_case{arg=E,clauses=[#c_clause{pats=Ps0,body=B}]}, Sub) -> %% %% let <X,Y> = <SomeSideEffect(),SomeSideEffect()> in ... %% - %% because SomeSideEffect() would be called evaluated twice. + %% because SomeSideEffect() would be evaluated twice. %% %% Instead we must evaluate the case expression in an outer let %% like this: @@ -1964,11 +1966,19 @@ eval_case(#c_case{arg=E,clauses=[#c_clause{pats=Ps0,body=B}]}, Sub) -> %% let <X,Y> = <NewVar,NewVar> in ... %% Vs = make_vars([], length(Es)), - {true,Bs} = cerl_clauses:match_list(Ps0, Vs), - {Ps,As} = unzip(Bs), - InnerLet = cerl:c_let(Ps, core_lib:make_values(As), B), - Let = cerl:c_let(Vs, E, InnerLet), - expr(Let, sub_new(Sub)); + case cerl_clauses:match_list(Ps0, Vs) of + {false,_} -> + %% This can only happen if the Core Erlang code is + %% handwritten or generated by another code generator + %% than v3_core. Assuming that the Core Erlang program + %% is correct, the clause will always match at run-time. + Case; + {true,Bs} -> + {Ps,As} = unzip(Bs), + InnerLet = cerl:c_let(Ps, core_lib:make_values(As), B), + Let = cerl:c_let(Vs, E, InnerLet), + expr(Let, sub_new(Sub)) + end; eval_case(Case, _) -> Case. %% case_opt(CaseArg, [Clause]) -> {CaseArg,[Clause]}. diff --git a/lib/compiler/test/core_SUITE.erl b/lib/compiler/test/core_SUITE.erl index 1a521c3591..aa222c48de 100644 --- a/lib/compiler/test/core_SUITE.erl +++ b/lib/compiler/test/core_SUITE.erl @@ -24,7 +24,7 @@ dehydrated_itracer/1,nested_tries/1, seq_in_guard/1,make_effect_seq/1,eval_is_boolean/1, unsafe_case/1,nomatch_shadow/1,reversed_annos/1, - map_core_test/1]). + map_core_test/1,eval_case/1]). -include_lib("test_server/include/test_server.hrl"). @@ -50,7 +50,7 @@ groups() -> [{p,test_lib:parallel(), [dehydrated_itracer,nested_tries,seq_in_guard,make_effect_seq, eval_is_boolean,unsafe_case,nomatch_shadow,reversed_annos, - map_core_test + map_core_test,eval_case ]}]. @@ -76,6 +76,7 @@ end_per_group(_GroupName, Config) -> ?comp(nomatch_shadow). ?comp(reversed_annos). ?comp(map_core_test). +?comp(eval_case). try_it(Mod, Conf) -> Src = filename:join(?config(data_dir, Conf), atom_to_list(Mod)), diff --git a/lib/compiler/test/core_SUITE_data/eval_case.core b/lib/compiler/test/core_SUITE_data/eval_case.core new file mode 100644 index 0000000000..f2776e2b1f --- /dev/null +++ b/lib/compiler/test/core_SUITE_data/eval_case.core @@ -0,0 +1,34 @@ +module 'eval_case' ['eval_case'/0] + attributes [] +'eval_case'/0 = + fun () -> + case <> of + <> when 'true' -> + case apply 'do_case'/0() of + <'ok'> when 'true' -> + 'ok' + ( <_cor0> when 'true' -> + primop 'match_fail' + ({'badmatch',_cor0}) + -| ['compiler_generated'] ) + end + ( <> when 'true' -> + ( primop 'match_fail' + ({'function_clause'}) + -| [{'function_name',{'eval_case',0}}] ) + -| ['compiler_generated'] ) + end +'do_case'/0 = + fun () -> + case let <_cor0> = + apply 'id'/1(42) + in let <_cor1> = + call 'erlang':'+' + (_cor0, 7) + in {'x',_cor1} of + <{'x',49}> when 'true' -> + 'ok' + end +'id'/1 = + fun (_cor0) -> _cor0 +end diff --git a/lib/edoc/src/edoc_tags.erl b/lib/edoc/src/edoc_tags.erl index 74702102f0..264a533a52 100644 --- a/lib/edoc/src/edoc_tags.erl +++ b/lib/edoc/src/edoc_tags.erl @@ -454,7 +454,7 @@ check_type(#tag{line = L, data = Data}, P0, Ls, Ts) -> check_type(#t_def{type = Type}, P, Ls, Ts) -> check_type(Type, P, Ls, Ts); check_type(#t_type{name = Name, args = Args}, P, Ls, Ts) -> - check_used_type(Name, Args, P, Ls), + _ = check_used_type(Name, Args, P, Ls), check_types3(Args++Ts, P, Ls); check_type(#t_var{}, P, Ls, Ts) -> check_types3(Ts, P, Ls); diff --git a/lib/kernel/src/application.erl b/lib/kernel/src/application.erl index 4e8ba1b78a..c3bf1ac012 100644 --- a/lib/kernel/src/application.erl +++ b/lib/kernel/src/application.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -132,7 +132,7 @@ ensure_all_started(Application, Type) -> {ok, Started} -> {ok, lists:reverse(Started)}; {error, Reason, Started} -> - [stop(App) || App <- Started], + _ = [stop(App) || App <- Started], {error, Reason} end. diff --git a/lib/parsetools/src/yecc.erl b/lib/parsetools/src/yecc.erl index b698beb558..f4657663e6 100644 --- a/lib/parsetools/src/yecc.erl +++ b/lib/parsetools/src/yecc.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -423,7 +423,7 @@ infile(Parent, Infilex, Options) -> end, case {St#yecc.errors, werror(St)} of {[], false} -> ok; - _ -> _ = file:delete(St#yecc.outfile) + _ -> _ = file:delete(St#yecc.outfile), ok end, Parent ! {self(), yecc_ret(St)}. diff --git a/lib/stdlib/src/erl_eval.erl b/lib/stdlib/src/erl_eval.erl index 5f96795d92..63e7be4b74 100644 --- a/lib/stdlib/src/erl_eval.erl +++ b/lib/stdlib/src/erl_eval.erl @@ -241,23 +241,15 @@ expr({record,_,_,Name,_}, _Bs, _Lf, _Ef, _RBs) -> erlang:raise(error, {undef_record,Name}, stacktrace()); %% map -expr({map_field_assoc,_,EK, EV}, Bs0, Lf, Ef, RBs) -> - {value,K,Bs1} = expr(EK, Bs0, Lf, Ef, none), - {value,V,Bs2} = expr(EV, Bs0, Lf, Ef, none), - ret_expr({map_assoc,K,V}, merge_bindings(Bs1,Bs2), RBs); -expr({map_field_exact,_,EK, EV}, Bs0, Lf, Ef, RBs) -> - {value,K,Bs1} = expr(EK, Bs0, Lf, Ef, none), - {value,V,Bs2} = expr(EV, Bs0, Lf, Ef, none), - ret_expr({map_exact,K,V}, merge_bindings(Bs1,Bs2), RBs); expr({map,_, Binding,Es}, Bs0, Lf, Ef, RBs) -> {value, Map0, Bs1} = expr(Binding, Bs0, Lf, Ef, RBs), - {Vs,Bs} = expr_list(Es, Bs1, Lf, Ef), + {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); expr({map,_,Es}, Bs0, Lf, Ef, RBs) -> - {Vs,Bs} = expr_list(Es, Bs0, Lf, Ef), + {Vs,Bs} = eval_map_fields(Es, Bs0, Lf, Ef), ret_expr(lists:foldl(fun ({map_assoc,K,V}, Mi) -> maps:put(K,V,Mi) end, maps:new(), Vs), Bs, RBs); @@ -749,6 +741,24 @@ eval_filter(F, Bs0, Lf, Ef, CompFun, Acc) -> end end. +%% eval_map_fields([Field], Bindings, LocalFunctionHandler, +%% ExternalFuncHandler) -> +%% {[{map_assoc | map_exact,Key,Value}],Bindings} + +eval_map_fields(Fs, Bs, Lf, Ef) -> + eval_map_fields(Fs, Bs, Lf, Ef, []). + +eval_map_fields([{map_field_assoc,_,K0,V0}|Fs], Bs0, Lf, Ef, Acc) -> + {value,K1,Bs1} = expr(K0, Bs0, Lf, Ef, none), + {value,V1,Bs2} = expr(V0, Bs1, Lf, Ef, none), + eval_map_fields(Fs, Bs2, Lf, Ef, [{map_assoc,K1,V1}|Acc]); +eval_map_fields([{map_field_exact,_,K0,V0}|Fs], Bs0, Lf, Ef, Acc) -> + {value,K1,Bs1} = expr(K0, Bs0, Lf, Ef, none), + {value,V1,Bs2} = expr(V0, Bs1, Lf, Ef, none), + eval_map_fields(Fs, Bs2, Lf, Ef, [{map_exact,K1,V1}|Acc]); +eval_map_fields([], Bs, _Lf, _Ef, Acc) -> + {lists:reverse(Acc),Bs}. + %% RBs is the bindings to return when the evalution of a function %% (fun) has finished. If RBs =:= none, then the evalution took place diff --git a/lib/stdlib/src/erl_pp.erl b/lib/stdlib/src/erl_pp.erl index 8a1d8e0440..9dbe89da91 100644 --- a/lib/stdlib/src/erl_pp.erl +++ b/lib/stdlib/src/erl_pp.erl @@ -479,6 +479,15 @@ lexpr({record_field, _, Rec, F}, Prec, Opts) -> {L,P,R} = inop_prec('.'), El = [lexpr(Rec, L, Opts),$.,lexpr(F, R, Opts)], maybe_paren(P, Prec, El); +lexpr({map, _, Fs}, Prec, Opts) -> + {P,_R} = preop_prec('#'), + El = {first,leaf("#"),map_fields(Fs, Opts)}, + maybe_paren(P, Prec, El); +lexpr({map, _, Map, Fs}, Prec, Opts) -> + {L,P,_R} = inop_prec('#'), + Rl = lexpr(Map, L, Opts), + El = {first,[Rl,leaf("#")],map_fields(Fs, Opts)}, + maybe_paren(P, Prec, El); lexpr({block,_,Es}, _, Opts) -> {list,[{step,'begin',body(Es, Opts)},'end']}; lexpr({'if',_,Cs}, _, Opts) -> @@ -671,6 +680,16 @@ record_field({typed_record_field,Field,Type}, Opts) -> record_field({record_field,_,F}, Opts) -> lexpr(F, 0, Opts). +map_fields(Fs, Opts) -> + tuple(Fs, fun map_field/2, Opts). + +map_field({map_field_assoc,_,K,V}, Opts) -> + Pl = lexpr(K, 0, Opts), + {list,[{step,[Pl,leaf(" =>")],lexpr(V, 0, Opts)}]}; +map_field({map_field_exact,_,K,V}, Opts) -> + Pl = lexpr(K, 0, Opts), + {list,[{step,[Pl,leaf(" :=")],lexpr(V, 0, Opts)}]}. + list({cons,_,H,T}, Es, Opts) -> list(T, [H|Es], Opts); list({nil,_}, Es, Opts) -> diff --git a/lib/stdlib/src/re.erl b/lib/stdlib/src/re.erl index afc63496d0..7f3cd8f592 100644 --- a/lib/stdlib/src/re.erl +++ b/lib/stdlib/src/re.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2008-2012. All Rights Reserved. +%% Copyright Ericsson AB 2008-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -19,7 +19,6 @@ -module(re). -export([grun/3,urun/3,ucompile/2,replace/3,replace/4,split/2,split/3]). -%-opaque mp() :: {re_pattern, _, _, _, _}. -type mp() :: {re_pattern, _, _, _, _}. -type nl_spec() :: cr | crlf | lf | anycrlf | any. diff --git a/lib/stdlib/test/erl_eval_SUITE.erl b/lib/stdlib/test/erl_eval_SUITE.erl index c4b6b35e72..b194c7cb41 100644 --- a/lib/stdlib/test/erl_eval_SUITE.erl +++ b/lib/stdlib/test/erl_eval_SUITE.erl @@ -42,7 +42,8 @@ try_catch/1, eval_expr_5/1, zero_width/1, - eep37/1]). + eep37/1, + eep43/1]). %% %% Define to run outside of test server @@ -82,7 +83,7 @@ all() -> simple_cases, unary_plus, apply_atom, otp_5269, otp_6539, otp_6543, otp_6787, otp_6977, otp_7550, otp_8133, otp_10622, funs, try_catch, eval_expr_5, zero_width, - eep37]. + eep37, eep43]. groups() -> []. @@ -1424,6 +1425,20 @@ eep37(Config) when is_list(Config) -> 720), ok. +eep43(Config) when is_list(Config) -> + check(fun () -> #{} end, " #{}.", #{}), + check(fun () -> #{a => b} end, "#{a => b}.", #{a => b}), + check(fun () -> + Map = #{a => b}, + {Map#{a := b},Map#{a => c},Map#{d => e}} + end, + "begin " + " Map = #{a => B=b}, " + " {Map#{a := B},Map#{a => c},Map#{d => e}} " + "end.", + {#{a => b},#{a => c},#{a => b,d => e}}), + ok. + %% Check the string in different contexts: as is; in fun; from compiled code. check(F, String, Result) -> check1(F, String, Result), diff --git a/lib/stdlib/test/erl_pp_SUITE.erl b/lib/stdlib/test/erl_pp_SUITE.erl index cc744ee76b..390322a5fa 100644 --- a/lib/stdlib/test/erl_pp_SUITE.erl +++ b/lib/stdlib/test/erl_pp_SUITE.erl @@ -46,6 +46,7 @@ import_export/1, misc_attrs/1, dialyzer_attrs/1, hook/1, neg_indent/1, + maps_syntax/1, 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, @@ -76,7 +77,8 @@ groups() -> [{expr, [], [func, call, recs, try_catch, if_then, receive_after, bits, head_tail, cond1, block, case1, ops, - messages, old_mnemosyne_syntax]}, + messages, old_mnemosyne_syntax, maps_syntax + ]}, {attributes, [], [misc_attrs, import_export, dialyzer_attrs]}, {tickets, [], [otp_6321, otp_6911, otp_6914, otp_8150, otp_8238, @@ -975,6 +977,25 @@ count_atom(L, A) when is_list(L) -> count_atom(_, _) -> 0. +maps_syntax(doc) -> "Maps syntax"; +maps_syntax(suite) -> []; +maps_syntax(Config) when is_list(Config) -> + Ts = [{map_fun_1, + <<"t() ->\n" + " M0 = #{ 1 => hi, hi => 42, 1.0 => {hi,world}},\n" + " M1 = M0#{ 1 := hello, new_val => 1337 },\n" + " map_fun_2:val(M1).\n">>}, + {map_fun_2, + <<"val(#{ 1 := V1, hi := V2, new_val := V3}) -> {V1,V2,V3}.\n">>}], + compile(Config, Ts), + + ok = pp_expr(<<"#{}">>), + ok = pp_expr(<<"#{ a => 1, <<\"hi\">> => \"world\", 33 => 1.0 }">>), + ok = pp_expr(<<"#{ a := V1, <<\"hi\">> := V2 } = M">>), + ok = pp_expr(<<"M#{ a => V1, <<\"hi\">> := V2 }">>), + ok. + + otp_8567(doc) -> "OTP_8567. Avoid duplicated 'undefined' in record field types."; otp_8567(suite) -> []; |