diff options
Diffstat (limited to 'lib')
51 files changed, 930 insertions, 968 deletions
diff --git a/lib/compiler/src/sys_pre_expand.erl b/lib/compiler/src/sys_pre_expand.erl index 761ae8409c..6410b73941 100644 --- a/lib/compiler/src/sys_pre_expand.erl +++ b/lib/compiler/src/sys_pre_expand.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2012. 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 @@ -33,12 +33,15 @@ -include("../include/erl_bits.hrl"). +-type fa() :: {atom(), arity()}. + -record(expand, {module=[], %Module name exports=[], %Exports imports=[], %Imports compile=[], %Compile flags attributes=[], %Attributes callbacks=[], %Callbacks + optional_callbacks=[] :: [fa()], %Optional callbacks defined, %Defined functions (gb_set) vcount=0, %Variable counter func=[], %Current function @@ -99,7 +102,21 @@ define_functions(Forms, #expand{defined=Predef}=St) -> module_attrs(#expand{attributes=Attributes}=St) -> Attrs = [{attribute,Line,Name,Val} || {Name,Line,Val} <- Attributes], Callbacks = [Callback || {_,_,callback,_}=Callback <- Attrs], - {Attrs,St#expand{callbacks=Callbacks}}. + OptionalCallbacks = get_optional_callbacks(Attrs), + {Attrs,St#expand{callbacks=Callbacks, + optional_callbacks=OptionalCallbacks}}. + +get_optional_callbacks(Attrs) -> + L = [O || + {attribute, _, optional_callbacks, O} <- Attrs, + is_fa_list(O)], + lists:append(L). + +is_fa_list([{FuncName, Arity}|L]) + when is_atom(FuncName), is_integer(Arity), Arity >= 0 -> + is_fa_list(L); +is_fa_list([]) -> true; +is_fa_list(_) -> false. module_predef_funcs(St) -> {Mpf1,St1}=module_predef_func_beh_info(St), @@ -108,19 +125,24 @@ module_predef_funcs(St) -> module_predef_func_beh_info(#expand{callbacks=[]}=St) -> {[], St}; -module_predef_func_beh_info(#expand{callbacks=Callbacks,defined=Defined, +module_predef_func_beh_info(#expand{callbacks=Callbacks, + optional_callbacks=OptionalCallbacks, + defined=Defined, exports=Exports}=St) -> PreDef=[{behaviour_info,1}], PreExp=PreDef, - {[gen_beh_info(Callbacks)], + {[gen_beh_info(Callbacks, OptionalCallbacks)], St#expand{defined=gb_sets:union(gb_sets:from_list(PreDef), Defined), exports=union(from_list(PreExp), Exports)}}. -gen_beh_info(Callbacks) -> +gen_beh_info(Callbacks, OptionalCallbacks) -> List = make_list(Callbacks), + OptionalList = make_optional_list(OptionalCallbacks), {function,0,behaviour_info,1, [{clause,0,[{atom,0,callbacks}],[], - [List]}]}. + [List]}, + {clause,0,[{atom,0,optional_callbacks}],[], + [OptionalList]}]}. make_list([]) -> {nil,0}; make_list([{_,_,_,[{{Name,Arity},_}]}|Rest]) -> @@ -130,6 +152,14 @@ make_list([{_,_,_,[{{Name,Arity},_}]}|Rest]) -> {integer,0,Arity}]}, make_list(Rest)}. +make_optional_list([]) -> {nil,0}; +make_optional_list([{Name,Arity}|Rest]) -> + {cons,0, + {tuple,0, + [{atom,0,Name}, + {integer,0,Arity}]}, + make_optional_list(Rest)}. + module_predef_funcs_mod_info(St) -> PreDef = [{module_info,0},{module_info,1}], PreExp = PreDef, diff --git a/lib/dialyzer/src/dialyzer_behaviours.erl b/lib/dialyzer/src/dialyzer_behaviours.erl index 1d458b49fc..bbedd3201e 100644 --- a/lib/dialyzer/src/dialyzer_behaviours.erl +++ b/lib/dialyzer/src/dialyzer_behaviours.erl @@ -102,14 +102,18 @@ check_all_callbacks(Module, Behaviour, [Cb|Rest], #state{plt = Plt, codeserver = Codeserver, records = Records} = State, Acc) -> {{Behaviour, Function, Arity}, - {{_BehFile, _BehLine}, Callback}} = Cb, + {{_BehFile, _BehLine}, Callback, Xtra}} = Cb, CbMFA = {Module, Function, Arity}, CbReturnType = dialyzer_contracts:get_contract_return(Callback), CbArgTypes = dialyzer_contracts:get_contract_args(Callback), Acc0 = Acc, Acc1 = case dialyzer_plt:lookup(Plt, CbMFA) of - 'none' -> [{callback_missing, [Behaviour, Function, Arity]}|Acc0]; + 'none' -> + case lists:member(optional_callback, Xtra) of + true -> Acc0; + false -> [{callback_missing, [Behaviour, Function, Arity]}|Acc0] + end; {'value', RetArgTypes} -> Acc00 = Acc0, {ReturnType, ArgTypes} = RetArgTypes, @@ -137,7 +141,7 @@ check_all_callbacks(Module, Behaviour, [Cb|Rest], Acc2 = case dialyzer_codeserver:lookup_mfa_contract(CbMFA, Codeserver) of 'error' -> Acc1; - {ok, {{File, Line}, Contract}} -> + {ok, {{File, Line}, Contract, _Xtra}} -> Acc10 = Acc1, SpecReturnType0 = dialyzer_contracts:get_contract_return(Contract), SpecArgTypes0 = dialyzer_contracts:get_contract_args(Contract), diff --git a/lib/dialyzer/src/dialyzer_codeserver.erl b/lib/dialyzer/src/dialyzer_codeserver.erl index aab3d6add6..593e71f30b 100644 --- a/lib/dialyzer/src/dialyzer_codeserver.erl +++ b/lib/dialyzer/src/dialyzer_codeserver.erl @@ -278,10 +278,10 @@ lookup_mod_contracts(Mod, #codeserver{contracts = ContDict}) case ets_dict_find(Mod, ContDict) of error -> dict:new(); {ok, Keys} -> - dict:from_list([get_contract_pair(Key, ContDict)|| Key <- Keys]) + dict:from_list([get_file_contract(Key, ContDict)|| Key <- Keys]) end. -get_contract_pair(Key, ContDict) -> +get_file_contract(Key, ContDict) -> {Key, ets:lookup_element(ContDict, Key, 2)}. -spec lookup_mfa_contract(mfa(), codeserver()) -> diff --git a/lib/dialyzer/src/dialyzer_contracts.erl b/lib/dialyzer/src/dialyzer_contracts.erl index 1d2dfc7b2d..3aa5a1779c 100644 --- a/lib/dialyzer/src/dialyzer_contracts.erl +++ b/lib/dialyzer/src/dialyzer_contracts.erl @@ -45,7 +45,7 @@ %% Types used in other parts of the system below %%----------------------------------------------------------------------- --type file_contract() :: {file_line(), #contract{}}. +-type file_contract() :: {file_line(), #contract{}, Extra :: [_]}. -type plt_contracts() :: [{mfa(), #contract{}}]. % actually, an orddict() @@ -148,10 +148,10 @@ process_contract_remote_types(CodeServer) -> ExpTypes = dialyzer_codeserver:get_exported_types(CodeServer), RecordDict = dialyzer_codeserver:get_records(CodeServer), ContractFun = - fun({_M, _F, _A}, {File, #tmp_contract{contract_funs = CFuns, forms = Forms}}) -> + fun({_M, _F, _A}, {File, #tmp_contract{contract_funs = CFuns, forms = Forms}, Xtra}) -> NewCs = [CFun(ExpTypes, RecordDict) || CFun <- CFuns], Args = general_domain(NewCs), - {File, #contract{contracts = NewCs, args = Args, forms = Forms}} + {File, #contract{contracts = NewCs, args = Args, forms = Forms}, Xtra} end, ModuleFun = fun(_ModuleName, ContractDict) -> @@ -177,7 +177,7 @@ check_contracts(Contracts, Callgraph, FunTypes, FindOpaques) -> case dialyzer_callgraph:lookup_name(Label, Callgraph) of {ok, {M,F,A} = MFA} -> case orddict:find(MFA, Contracts) of - {ok, {_FileLine, Contract}} -> + {ok, {_FileLine, Contract, _Xtra}} -> Opaques = FindOpaques(M), case check_contract(Contract, Type, Opaques) of ok -> @@ -364,7 +364,7 @@ contracts_without_fun(Contracts, AllFuns0, Callgraph) -> [warn_spec_missing_fun(MFA, Contracts) || MFA <- ErrorContractMFAs]. warn_spec_missing_fun({M, F, A} = MFA, Contracts) -> - {FileLine, _Contract} = dict:fetch(MFA, Contracts), + {FileLine, _Contract, _Xtra} = dict:fetch(MFA, Contracts), {?WARN_CONTRACT_SYNTAX, FileLine, {spec_missing_fun, [M, F, A]}}. %% This treats the "when" constraints. It will be extended, we hope. @@ -388,14 +388,16 @@ insert_constraints([], Dict) -> Dict. -type types() :: erl_types:type_table(). --spec store_tmp_contract(mfa(), file_line(), [_], contracts(), types()) -> +-type spec_data() :: {TypeSpec :: [_], Xtra:: [_]}. + +-spec store_tmp_contract(mfa(), file_line(), spec_data(), contracts(), types()) -> contracts(). -store_tmp_contract(MFA, FileLine, TypeSpec, SpecDict, RecordsDict) -> +store_tmp_contract(MFA, FileLine, {TypeSpec, Xtra}, SpecDict, RecordsDict) -> %% io:format("contract from form: ~p\n", [TypeSpec]), TmpContract = contract_from_form(TypeSpec, RecordsDict, FileLine), %% io:format("contract: ~p\n", [TmpContract]), - dict:store(MFA, {FileLine, TmpContract}, SpecDict). + dict:store(MFA, {FileLine, TmpContract, Xtra}, SpecDict). contract_from_form(Forms, RecDict, FileLine) -> {CFuns, Forms1} = contract_from_form(Forms, RecDict, FileLine, [], []), @@ -599,7 +601,7 @@ get_invalid_contract_warnings_modules([Mod|Mods], CodeServer, Plt, FindOpaques, get_invalid_contract_warnings_modules([], _CodeServer, _Plt, _FindOpaques, Acc) -> Acc. -get_invalid_contract_warnings_funs([{MFA, {FileLine, Contract}}|Left], +get_invalid_contract_warnings_funs([{MFA, {FileLine, Contract, _Xtra}}|Left], Plt, RecDict, FindOpaques, Acc) -> case dialyzer_plt:lookup(Plt, MFA) of none -> diff --git a/lib/dialyzer/src/dialyzer_dataflow.erl b/lib/dialyzer/src/dialyzer_dataflow.erl index e0873b17f8..bb5604cd5f 100644 --- a/lib/dialyzer/src/dialyzer_dataflow.erl +++ b/lib/dialyzer/src/dialyzer_dataflow.erl @@ -2770,8 +2770,7 @@ filter_match_fail([]) -> %%% =========================================================================== state__new(Callgraph, Tree, Plt, Module, Records) -> - Opaques = erl_types:module_builtin_opaques(Module) ++ - erl_types:t_opaque_from_records(Records), + Opaques = erl_types:t_opaque_from_records(Records), TreeMap = build_tree_map(Tree), Funs = dict:fetch_keys(TreeMap), FunTab = init_fun_tab(Funs, dict:new(), TreeMap, Callgraph, Plt), diff --git a/lib/dialyzer/src/dialyzer_plt.erl b/lib/dialyzer/src/dialyzer_plt.erl index 63798f44b1..7c970daf41 100644 --- a/lib/dialyzer/src/dialyzer_plt.erl +++ b/lib/dialyzer/src/dialyzer_plt.erl @@ -158,9 +158,7 @@ lookup_contract(#mini_plt{contracts = ETSContracts}, ets_table_lookup(ETSContracts, MFA). -spec lookup_callbacks(plt(), module()) -> - 'none' | {'value', [{mfa(), {{Filename::string(), - Line::pos_integer()}, - #contract{}}}]}. + 'none' | {'value', [{mfa(), dialyzer_contracts:file_contract()}]}. lookup_callbacks(#mini_plt{callbacks = ETSCallbacks}, Mod) when is_atom(Mod) -> ets_table_lookup(ETSCallbacks, Mod). @@ -618,9 +616,7 @@ table_insert_list(Plt, [{Key, Val}|Left]) -> table_insert_list(Plt, []) -> Plt. -table_insert(Plt, Key, {_Ret, _Arg} = Obj) -> - dict:store(Key, Obj, Plt); -table_insert(Plt, Key, #contract{} = C) -> +table_insert(Plt, Key, {_File, #contract{}, _Xtra} = C) -> dict:store(Key, C, Plt). table_lookup(Plt, Obj) -> diff --git a/lib/dialyzer/src/dialyzer_succ_typings.erl b/lib/dialyzer/src/dialyzer_succ_typings.erl index ef9b00e203..6dc4285194 100644 --- a/lib/dialyzer/src/dialyzer_succ_typings.erl +++ b/lib/dialyzer/src/dialyzer_succ_typings.erl @@ -201,7 +201,7 @@ postprocess_dataflow_warns([{?WARN_CONTRACT_RANGE, {CallF, CallL}, Msg}|Rest], Codeserver, WAcc, Acc) -> {contract_range, [Contract, M, F, A, ArgStrings, CRet]} = Msg, case dialyzer_codeserver:lookup_mfa_contract({M,F,A}, Codeserver) of - {ok, {{ContrF, _ContrL} = FileLine, _C}} -> + {ok, {{ContrF, _ContrL} = FileLine, _C, _X}} -> case CallF =:= ContrF of true -> NewMsg = {contract_range, [Contract, M, F, ArgStrings, CallL, CRet]}, @@ -401,7 +401,7 @@ decorate_succ_typings(Contracts, Callgraph, FunTypes, FindOpaques) -> case dialyzer_callgraph:lookup_name(Label, Callgraph) of {ok, MFA} -> case orddict:find(MFA, Contracts) of - {ok, {_FileLine, Contract}} -> + {ok, {_FileLine, Contract, _Xtra}} -> Args = dialyzer_contracts:get_contract_args(Contract), Ret = dialyzer_contracts:get_contract_return(Contract), C = erl_types:t_fun(Args, Ret), @@ -422,10 +422,7 @@ lookup_and_find_opaques_fun(Codeserver) -> end. find_opaques_fun(Records) -> - fun(Module) -> - erl_types:module_builtin_opaques(Module) ++ - erl_types:t_opaque_from_records(Records) - end. + fun(_Module) -> erl_types:t_opaque_from_records(Records) end. get_fun_types_from_plt(FunList, Callgraph, Plt) -> get_fun_types_from_plt(FunList, Callgraph, Plt, dict:new()). diff --git a/lib/dialyzer/src/dialyzer_utils.erl b/lib/dialyzer/src/dialyzer_utils.erl index 21183e3459..54f8d1d673 100644 --- a/lib/dialyzer/src/dialyzer_utils.erl +++ b/lib/dialyzer/src/dialyzer_utils.erl @@ -322,8 +322,26 @@ merge_records(NewRecords, OldRecords) -> {'ok', spec_dict(), callback_dict()} | {'error', string()}. get_spec_info(ModName, AbstractCode, RecordsDict) -> + OptionalCallbacks0 = get_optional_callbacks(AbstractCode, ModName), + OptionalCallbacks = gb_sets:from_list(OptionalCallbacks0), get_spec_info(AbstractCode, dict:new(), dict:new(), - RecordsDict, ModName, "nofile"). + RecordsDict, ModName, OptionalCallbacks, "nofile"). + +get_optional_callbacks(Abs, ModName) -> + [{ModName, F, A} || {F, A} <- get_optional_callbacks(Abs)]. + +get_optional_callbacks(Abs) -> + L = [O || + {attribute, _, optional_callbacks, O} <- Abs, + is_fa_list(O)], + lists:append(L). + +is_fa_list([{FuncName, Arity}|L]) + when is_atom(FuncName), is_integer(Arity), Arity >= 0 -> + is_fa_list(L); +is_fa_list([]) -> true; +is_fa_list(_) -> false. + %% TypeSpec is a list of conditional contracts for a function. %% Each contract is of the form {[Argument], Range, [Constraint]} where @@ -332,13 +350,14 @@ get_spec_info(ModName, AbstractCode, RecordsDict) -> %% are erl_types:erl_type() get_spec_info([{attribute, Ln, Contract, {Id, TypeSpec}}|Left], - SpecDict, CallbackDict, RecordsDict, ModName, File) + SpecDict, CallbackDict, RecordsDict, ModName, OptCb, File) when ((Contract =:= 'spec') or (Contract =:= 'callback')), is_list(TypeSpec) -> MFA = case Id of {_, _, _} = T -> T; {F, A} -> {ModName, F, A} end, + Xtra = [optional_callback || gb_sets:is_member(MFA, OptCb)], ActiveDict = case Contract of spec -> SpecDict; @@ -346,8 +365,9 @@ get_spec_info([{attribute, Ln, Contract, {Id, TypeSpec}}|Left], end, try dict:find(MFA, ActiveDict) of error -> + SpecData = {TypeSpec, Xtra}, NewActiveDict = - dialyzer_contracts:store_tmp_contract(MFA, {File, Ln}, TypeSpec, + dialyzer_contracts:store_tmp_contract(MFA, {File, Ln}, SpecData, ActiveDict, RecordsDict), {NewSpecDict, NewCallbackDict} = case Contract of @@ -355,8 +375,8 @@ get_spec_info([{attribute, Ln, Contract, {Id, TypeSpec}}|Left], callback -> {SpecDict, NewActiveDict} end, get_spec_info(Left, NewSpecDict, NewCallbackDict, - RecordsDict, ModName,File); - {ok, {{OtherFile, L},_C}} -> + RecordsDict, ModName, OptCb, File); + {ok, {{OtherFile, L}, _D}} -> {Mod, Fun, Arity} = MFA, Msg = flat_format(" Contract/callback for function ~w:~w/~w " "already defined in ~s:~w\n", @@ -368,13 +388,15 @@ get_spec_info([{attribute, Ln, Contract, {Id, TypeSpec}}|Left], [Ln, Error])} end; get_spec_info([{attribute, _, file, {IncludeFile, _}}|Left], - SpecDict, CallbackDict, RecordsDict, ModName, _File) -> + SpecDict, CallbackDict, RecordsDict, ModName, OptCb, _File) -> get_spec_info(Left, SpecDict, CallbackDict, - RecordsDict, ModName, IncludeFile); + RecordsDict, ModName, OptCb, IncludeFile); get_spec_info([_Other|Left], SpecDict, CallbackDict, - RecordsDict, ModName, File) -> - get_spec_info(Left, SpecDict, CallbackDict, RecordsDict, ModName, File); -get_spec_info([], SpecDict, CallbackDict, _RecordsDict, _ModName, _File) -> + RecordsDict, ModName, OptCb, File) -> + get_spec_info(Left, SpecDict, CallbackDict, + RecordsDict, ModName, OptCb, File); +get_spec_info([], SpecDict, CallbackDict, + _RecordsDict, _ModName, _OptCb, _File) -> {ok, SpecDict, CallbackDict}. %% ============================================================================ diff --git a/lib/dialyzer/test/small_SUITE_data/results/behaviour_info b/lib/dialyzer/test/small_SUITE_data/results/behaviour_info new file mode 100644 index 0000000000..2da4d26acb --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/results/behaviour_info @@ -0,0 +1,2 @@ + +with_bad_format_status.erl:12: The inferred type for the 1st argument of format_status/2 ('bad_arg') is not a supertype of 'normal' | 'terminate', which is expected type for this argument in the callback of the gen_server behaviour diff --git a/lib/dialyzer/test/small_SUITE_data/src/behaviour_info/with_bad_format_status.erl b/lib/dialyzer/test/small_SUITE_data/src/behaviour_info/with_bad_format_status.erl new file mode 100644 index 0000000000..24591e08fa --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/src/behaviour_info/with_bad_format_status.erl @@ -0,0 +1,12 @@ +-module(with_bad_format_status). + +-behaviour(gen_server). +-export([handle_call/3,handle_cast/2,handle_info/2, + code_change/3, init/1, terminate/2, format_status/2]). +handle_call(_, _, S) -> {noreply, S}. +handle_cast(_, S) -> {noreply, S}. +handle_info(_, S) -> {noreply, S}. +code_change(_, _, _) -> {error, not_implemented}. +init(_) -> {ok, state}. +terminate(_, _) -> ok. +format_status(bad_arg, _) -> ok. % optional callback diff --git a/lib/dialyzer/test/small_SUITE_data/src/behaviour_info/with_format_status.erl b/lib/dialyzer/test/small_SUITE_data/src/behaviour_info/with_format_status.erl new file mode 100644 index 0000000000..a56ff63d1d --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/src/behaviour_info/with_format_status.erl @@ -0,0 +1,13 @@ +-module(with_format_status). + +-behaviour(gen_server). +-export([handle_call/3,handle_cast/2,handle_info/2, + code_change/3, init/1, terminate/2, format_status/2]). +-export([handle_call/3,handle_cast/2,handle_info/2]). +handle_call(_, _, S) -> {noreply, S}. +handle_cast(_, S) -> {noreply, S}. +handle_info(_, S) -> {noreply, S}. +code_change(_, _, _) -> {error, not_implemented}. +init(_) -> {ok, state}. +terminate(_, _) -> ok. +format_status(normal, _) -> ok. % optional callback diff --git a/lib/dialyzer/test/small_SUITE_data/src/predef2.erl b/lib/dialyzer/test/small_SUITE_data/src/predef2.erl deleted file mode 100644 index b1d941a49a..0000000000 --- a/lib/dialyzer/test/small_SUITE_data/src/predef2.erl +++ /dev/null @@ -1,56 +0,0 @@ --module(predef2). - --export([array/1, dict/1, digraph/1, digraph2/1, gb_set/1, gb_tree/1, - queue/1, set/1, tid/0, tid2/0]). - --export_type([array/0, digraph/0, gb_set/0]). - --spec array(array()) -> array:array(). - -array(A) -> - array:relax(A). - --spec dict(dict()) -> dict:dict(). - -dict(D) -> - dict:store(1, a, D). - --spec digraph(digraph()) -> [digraph:edge()]. - -digraph(G) -> - digraph:edges(G). - --spec digraph2(digraph:graph()) -> [digraph:edge()]. - -digraph2(G) -> - digraph:edges(G). - --spec gb_set(gb_set()) -> gb_sets:set(). - -gb_set(S) -> - gb_sets:balance(S). - --spec gb_tree(gb_tree()) -> gb_trees:tree(). - -gb_tree(S) -> - gb_trees:balance(S). - --spec queue(queue()) -> queue:queue(). - -queue(Q) -> - queue:reverse(Q). - --spec set(set()) -> sets:set(). - -set(S) -> - sets:union([S]). - --spec tid() -> tid(). - -tid() -> - ets:new(tid, []). - --spec tid2() -> ets:tid(). - -tid2() -> - ets:new(tid, []). diff --git a/lib/edoc/src/edoc_data.erl b/lib/edoc/src/edoc_data.erl index f88ba05f4b..eceb5cb1bd 100644 --- a/lib/edoc/src/edoc_data.erl +++ b/lib/edoc/src/edoc_data.erl @@ -173,21 +173,34 @@ callbacks(Es, Module, Env, Opts) -> lists:keymember(callback, 1, Module#module.attributes) of true -> - try (Module#module.name):behaviour_info(callbacks) of - Fs -> - Fs1 = [{F,A} || {F,A} <- Fs, is_atom(F), is_integer(A)], - if Fs1 =:= [] -> - []; - true -> - [{callbacks, - [callback(F, Env, Opts) || F <- Fs1]}] - end - catch - _:_ -> [] - end; + M = Module#module.name, + Fs = get_callback_functions(M, callbacks), + Os1 = get_callback_functions(M, optional_callbacks), + Fs1 = [FA || FA <- Fs, not lists:member(FA, Os1)], + Req = if Fs1 =:= [] -> + []; + true -> + [{callbacks, + [callback(FA, Env, Opts) || FA <- Fs1]}] + end, + Opt = if Os1 =:= [] -> + []; + true -> + [{optional_callbacks, + [callback(FA, Env, Opts) || FA <- Os1]}] + end, + Req ++ Opt; false -> [] end. +get_callback_functions(M, Callbacks) -> + try + [FA || {F, A} = FA <- M:behaviour_info(Callbacks), + is_atom(F), is_integer(A), A >= 0] + catch + _:_ -> [] + end. + %% <!ELEMENT callback EMPTY> %% <!ATTLIST callback %% name CDATA #REQUIRED diff --git a/lib/edoc/src/edoc_layout.erl b/lib/edoc/src/edoc_layout.erl index e164ff060f..87018af25a 100644 --- a/lib/edoc/src/edoc_layout.erl +++ b/lib/edoc/src/edoc_layout.erl @@ -701,6 +701,8 @@ deprecated(Es, S) -> end. behaviours(Es, Name) -> + CBs = get_content(callbacks, Es), + OCBs = get_content(optional_callbacks, Es), (case get_elem(behaviour, Es) of [] -> []; Es1 -> @@ -709,13 +711,24 @@ behaviours(Es, Name) -> ?NL] end ++ - case get_content(callbacks, Es) of - [] -> []; - Es1 -> + if CBs =:= [], OCBs =:= [] -> + []; + true -> + Req = if CBs =:= [] -> + []; + true -> + [br, " Required callback functions: "] + ++ seq(fun callback/1, CBs, ["."]) + end, + Opt = if OCBs =:= [] -> + []; + true -> + [br, " Optional callback functions: "] + ++ seq(fun callback/1, OCBs, ["."]) + end, [{p, ([{b, ["This module defines the ", {tt, [Name]}, - " behaviour."]}, - br, " Required callback functions: "] - ++ seq(fun callback/1, Es1, ["."]))}, + " behaviour."]}] + ++ Req ++ Opt)}, ?NL] end). diff --git a/lib/edoc/src/edoc_specs.erl b/lib/edoc/src/edoc_specs.erl index 211a354c74..3bf81c6503 100644 --- a/lib/edoc/src/edoc_specs.erl +++ b/lib/edoc/src/edoc_specs.erl @@ -362,7 +362,7 @@ d2e({type,_,map,any}) -> #t_map{ types = []}; d2e({type,_,map,Es}) -> #t_map{ types = d2e(Es) }; -d2e({type,_,map_field_assoc,K,V}) -> +d2e({type,_,map_field_assoc,[K,V]}) -> #t_map_field{ k_type = d2e(K), v_type=d2e(V) }; d2e({type,_,map_field_exact,K,V}) -> #t_map_field{ k_type = d2e(K), v_type=d2e(V) }; @@ -388,6 +388,9 @@ d2e({record_field,L,_Name}=F) -> d2e({type,_,Name,Types0}) -> Types = d2e(Types0), typevar_anno(#t_type{name = #t_name{name = Name}, args = Types}, Types); +d2e({user_type,_,Name,Types0}) -> + Types = d2e(Types0), + typevar_anno(#t_type{name = #t_name{name = Name}, args = Types}, Types); d2e({var,_,'_'}) -> #t_type{name = #t_name{name = ?TOP_TYPE}}; d2e({var,_,TypeName}) -> diff --git a/lib/edoc/src/edoc_tags.erl b/lib/edoc/src/edoc_tags.erl index 264a533a52..82a1b72d84 100644 --- a/lib/edoc/src/edoc_tags.erl +++ b/lib/edoc/src/edoc_tags.erl @@ -329,10 +329,7 @@ parse_typedef(Data, Line, _Env, Where) -> NAs = length(As), case edoc_types:is_predefined(T, NAs) of true -> - case - edoc_types:is_new_predefined(T, NAs) - orelse edoc_types:is_predefined_otp_type(T, NAs) - of + case edoc_types:is_new_predefined(T, NAs) of false -> throw_error(Line, {"redefining built-in type '~w'.", [T]}); @@ -499,7 +496,6 @@ check_used_type(#t_name{name = N, module = Mod}=Name, Args, P, LocalTypes) -> Mod =/= [] orelse lists:member(TypeName, ets:lookup(DT, Name)) orelse edoc_types:is_predefined(N, NArgs) - orelse edoc_types:is_predefined_otp_type(N, NArgs) orelse lists:member(TypeName, LocalTypes) of true -> diff --git a/lib/edoc/src/edoc_types.erl b/lib/edoc/src/edoc_types.erl index d4e00d3ecd..2f21eb24b6 100644 --- a/lib/edoc/src/edoc_types.erl +++ b/lib/edoc/src/edoc_types.erl @@ -25,7 +25,7 @@ -module(edoc_types). --export([is_predefined/2, is_new_predefined/2, is_predefined_otp_type/2, +-export([is_predefined/2, is_new_predefined/2, to_ref/1, to_xml/2, to_label/1, arg_names/1, set_arg_names/2, arg_descs/1, range_desc/1]). @@ -34,67 +34,13 @@ -include("edoc_types.hrl"). -include_lib("xmerl/include/xmerl.hrl"). - -is_predefined(any, 0) -> true; -is_predefined(atom, 0) -> true; -is_predefined(binary, 0) -> true; -is_predefined(bool, 0) -> true; % kept for backwards compatibility -is_predefined(char, 0) -> true; is_predefined(cons, 2) -> true; is_predefined(deep_string, 0) -> true; -is_predefined(float, 0) -> true; -is_predefined(function, 0) -> true; -is_predefined(integer, 0) -> true; -is_predefined(list, 0) -> true; -is_predefined(list, 1) -> true; -is_predefined(nil, 0) -> true; -is_predefined(none, 0) -> true; -is_predefined(no_return, 0) -> true; -is_predefined(number, 0) -> true; -is_predefined(pid, 0) -> true; -is_predefined(port, 0) -> true; -is_predefined(reference, 0) -> true; -is_predefined(string, 0) -> true; -is_predefined(term, 0) -> true; -is_predefined(tuple, 0) -> true; -is_predefined(F, A) -> is_new_predefined(F, A). +is_predefined(F, A) -> erl_internal:is_type(F, A). -%% Should eventually be coalesced with is_predefined/2. -is_new_predefined(arity, 0) -> true; -is_new_predefined(bitstring, 0) -> true; -is_new_predefined(boolean, 0) -> true; -is_new_predefined(byte, 0) -> true; -is_new_predefined(iodata, 0) -> true; -is_new_predefined(iolist, 0) -> true; is_new_predefined(map, 0) -> true; -is_new_predefined(maybe_improper_list, 0) -> true; -is_new_predefined(maybe_improper_list, 2) -> true; -is_new_predefined(mfa, 0) -> true; -is_new_predefined(module, 0) -> true; -is_new_predefined(neg_integer, 0) -> true; -is_new_predefined(node, 0) -> true; -is_new_predefined(non_neg_integer, 0) -> true; -is_new_predefined(nonempty_improper_list, 2) -> true; -is_new_predefined(nonempty_list, 0) -> true; -is_new_predefined(nonempty_list, 1) -> true; -is_new_predefined(nonempty_maybe_improper_list, 0) -> true; -is_new_predefined(nonempty_maybe_improper_list, 2) -> true; -is_new_predefined(nonempty_string, 0) -> true; -is_new_predefined(pos_integer, 0) -> true; -is_new_predefined(timeout, 0) -> true; is_new_predefined(_, _) -> false. -%% The following types will be removed later, but they are currently -%% kind of built-in. -is_predefined_otp_type(array, 0) -> true; -is_predefined_otp_type(dict, 0) -> true; -is_predefined_otp_type(digraph, 0) -> true; -is_predefined_otp_type(gb_set, 0) -> true; -is_predefined_otp_type(gb_tree, 0) -> true; -is_predefined_otp_type(queue, 0) -> true; -is_predefined_otp_type(set, 0) -> true; -is_predefined_otp_type(_, _) -> false. - to_ref(#t_typedef{name = N}) -> to_ref(N); to_ref(#t_def{name = N}) -> @@ -129,8 +75,7 @@ to_xml(#t_type{name = N, args = As}, Env) -> Predef = case N of #t_name{module = [], name = T} -> NArgs = length(As), - (is_predefined(T, NArgs) - orelse is_predefined_otp_type(T, NArgs)); + is_predefined(T, NArgs); _ -> false end, diff --git a/lib/hipe/cerl/erl_types.erl b/lib/hipe/cerl/erl_types.erl index 67661130a5..ba55cb0aba 100644 --- a/lib/hipe/cerl/erl_types.erl +++ b/lib/hipe/cerl/erl_types.erl @@ -40,7 +40,6 @@ any_none_or_unit/1, lookup_record/3, max/2, - module_builtin_opaques/1, min/2, number_max/1, number_max/2, number_min/1, number_min/2, @@ -188,7 +187,6 @@ t_subtract_list/2, t_sup/1, t_sup/2, - t_tid/0, t_timeout/0, t_to_string/1, t_to_string/2, @@ -464,16 +462,6 @@ has_opaque_subtype(T) -> t_opaque_structure(?opaque(Elements)) -> t_sup([Struct || #opaque{struct = Struct} <- ordsets:to_list(Elements)]). --spec t_opaque_modules(erl_type()) -> [module()]. - -t_opaque_modules(?opaque(Elements)) -> - case ordsets:size(Elements) of - 1 -> - [#opaque{mod = Mod}] = set_to_list(Elements), - [Mod]; - _ -> throw({error, "Unexpected multiple opaque types"}) - end. - -spec t_contains_opaque(erl_type()) -> boolean(). t_contains_opaque(Type) -> @@ -787,11 +775,6 @@ t_struct_from_opaque(Type, _Opaques) -> Type. list_struct_from_opaque(Types, Opaques) -> [t_struct_from_opaque(Type, Opaques) || Type <- Types]. --spec module_builtin_opaques(module()) -> [erl_type()]. - -module_builtin_opaques(Module) -> - [O || O <- all_opaque_builtins(), lists:member(Module, t_opaque_modules(O))]. - %%----------------------------------------------------------------------------- %% Remote types: these types are used for preprocessing; %% they should never reach the analysis stage. @@ -1972,82 +1955,6 @@ t_parameterized_module() -> t_timeout() -> t_sup(t_non_neg_integer(), t_atom('infinity')). -%%----------------------------------------------------------------------------- -%% Some built-in opaque types -%% - --spec t_array() -> erl_type(). - -t_array() -> - t_opaque(array, array, [t_any()], - t_tuple([t_atom('array'), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_any(), - t_any()])). - --spec t_dict() -> erl_type(). - -t_dict() -> - t_opaque(dict, dict, [t_any(), t_any()], - t_tuple([t_atom('dict'), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_tuple()]), - t_sup([t_atom('undefined'), t_tuple()])])). - --spec t_digraph() -> erl_type(). - -t_digraph() -> - t_opaque(digraph, digraph, [], - t_tuple([t_atom('digraph'), - t_sup(t_atom(), t_tid()), - t_sup(t_atom(), t_tid()), - t_sup(t_atom(), t_tid()), - t_boolean()])). - --spec t_gb_set() -> erl_type(). - -t_gb_set() -> - t_opaque(gb_sets, gb_set, [], - t_tuple([t_non_neg_integer(), t_sup(t_atom('nil'), t_tuple(3))])). - --spec t_gb_tree() -> erl_type(). - -t_gb_tree() -> - t_opaque(gb_trees, gb_tree, [], - t_tuple([t_non_neg_integer(), t_sup(t_atom('nil'), t_tuple(4))])). - --spec t_queue() -> erl_type(). - -t_queue() -> - t_opaque(queue, queue, [t_any()], t_tuple([t_list(), t_list()])). - --spec t_set() -> erl_type(). - -t_set() -> - t_opaque(sets, set, [t_any()], - t_tuple([t_atom('set'), t_non_neg_integer(), t_non_neg_integer(), - t_pos_integer(), t_non_neg_integer(), t_non_neg_integer(), - t_non_neg_integer(), - t_sup([t_atom('undefined'), t_tuple()]), - t_sup([t_atom('undefined'), t_tuple()])])). - --spec t_tid() -> erl_type(). - -t_tid() -> - t_opaque(ets, tid, [], t_integer()). - --spec all_opaque_builtins() -> [erl_type(),...]. - -all_opaque_builtins() -> - [t_array(), t_dict(), t_digraph(), t_gb_set(), - t_gb_tree(), t_queue(), t_set(), t_tid()]. - %%------------------------------------ %% ?none is allowed in products. A product of size 1 is not a product. @@ -3302,8 +3209,8 @@ is_opaque_type2(#opaque{mod = Mod1, name = Name1, args = Args1}, Opaques) -> is_type_name(Mod, Name, Args1, Mod, Name, Args2) -> length(Args1) =:= length(Args2); -is_type_name(Mod1, Name1, Args1, Mod2, Name2, Args2) -> - is_same_type_name2(Mod1, Name1, Args1, Mod2, Name2, Args2). +is_type_name(_Mod1, _Name1, _Args1, _Mod2, _Name2, _Args2) -> + false. %% Two functions since t_unify is not symmetric. unify_tuple_set_and_tuple1(?tuple_set([{Arity, List}]), @@ -4141,15 +4048,7 @@ opaque_name(Mod, Name, Extra) -> flat_format("~s(~s)", [S, Extra]). mod_name(Mod, Name) -> - case is_obsolete_opaque_builtin(Mod, Name) of - true -> flat_format("~w", [Name]); - false -> flat_format("~w:~w", [Mod, Name]) - end. - -is_obsolete_opaque_builtin(digraph, digraph) -> true; -is_obsolete_opaque_builtin(gb_sets, gb_set) -> true; -is_obsolete_opaque_builtin(gb_trees, gb_tree) -> true; -is_obsolete_opaque_builtin(_, _) -> false. + flat_format("~w:~w", [Mod, Name]). %%============================================================================= %% @@ -4214,8 +4113,6 @@ t_from_form({type, _L, any, []}, _TypeNames, _RecDict, _VarDict) -> {t_any(), []}; t_from_form({type, _L, arity, []}, _TypeNames, _RecDict, _VarDict) -> {t_arity(), []}; -t_from_form({type, _L, array, []}, TypeNames, RecDict, VarDict) -> - builtin_type(array, t_array(), TypeNames, RecDict, VarDict); t_from_form({type, _L, atom, []}, _TypeNames, _RecDict, _VarDict) -> {t_atom(), []}; t_from_form({type, _L, binary, []}, _TypeNames, _RecDict, _VarDict) -> @@ -4237,10 +4134,6 @@ t_from_form({type, _L, byte, []}, _TypeNames, _RecDict, _VarDict) -> {t_byte(), []}; t_from_form({type, _L, char, []}, _TypeNames, _RecDict, _VarDict) -> {t_char(), []}; -t_from_form({type, _L, dict, []}, TypeNames, RecDict, VarDict) -> - builtin_type(dict, t_dict(), TypeNames, RecDict, VarDict); -t_from_form({type, _L, digraph, []}, TypeNames, RecDict, VarDict) -> - builtin_type(digraph, t_digraph(), TypeNames, RecDict, VarDict); t_from_form({type, _L, float, []}, _TypeNames, _RecDict, _VarDict) -> {t_float(), []}; t_from_form({type, _L, function, []}, _TypeNames, _RecDict, _VarDict) -> @@ -4256,10 +4149,6 @@ t_from_form({type, _L, 'fun', [{type, _, product, Domain}, Range]}, {L, R1} = list_from_form(Domain, TypeNames, RecDict, VarDict), {T, R2} = t_from_form(Range, TypeNames, RecDict, VarDict), {t_fun(L, T), R1 ++ R2}; -t_from_form({type, _L, gb_set, []}, TypeNames, RecDict, VarDict) -> - builtin_type(gb_set, t_gb_set(), TypeNames, RecDict, VarDict); -t_from_form({type, _L, gb_tree, []}, TypeNames, RecDict, VarDict) -> - builtin_type(gb_tree, t_gb_tree(), TypeNames, RecDict, VarDict); t_from_form({type, _L, identifier, []}, _TypeNames, _RecDict, _VarDict) -> {t_identifier(), []}; t_from_form({type, _L, integer, []}, _TypeNames, _RecDict, _VarDict) -> @@ -4332,8 +4221,6 @@ t_from_form({type, _L, maybe_improper_list, [Content, Termination]}, t_from_form({type, _L, product, Elements}, TypeNames, RecDict, VarDict) -> {L, R} = list_from_form(Elements, TypeNames, RecDict, VarDict), {t_product(L), R}; -t_from_form({type, _L, queue, []}, TypeNames, RecDict, VarDict) -> - builtin_type(queue, t_queue(), TypeNames, RecDict, VarDict); t_from_form({type, _L, range, [From, To]} = Type, _TypeNames, _RecDict, _VarDict) -> case {erl_eval:partial_eval(From), erl_eval:partial_eval(To)} of @@ -4345,14 +4232,10 @@ t_from_form({type, _L, record, [Name|Fields]}, TypeNames, RecDict, VarDict) -> record_from_form(Name, Fields, TypeNames, RecDict, VarDict); t_from_form({type, _L, reference, []}, _TypeNames, _RecDict, _VarDict) -> {t_reference(), []}; -t_from_form({type, _L, set, []}, TypeNames, RecDict, VarDict) -> - builtin_type(set, t_set(), TypeNames, RecDict, VarDict); t_from_form({type, _L, string, []}, _TypeNames, _RecDict, _VarDict) -> {t_string(), []}; t_from_form({type, _L, term, []}, _TypeNames, _RecDict, _VarDict) -> {t_any(), []}; -t_from_form({type, _L, tid, []}, TypeNames, RecDict, VarDict) -> - builtin_type(tid, t_tid(), TypeNames, RecDict, VarDict); t_from_form({type, _L, timeout, []}, _TypeNames, _RecDict, _VarDict) -> {t_timeout(), []}; t_from_form({type, _L, tuple, any}, _TypeNames, _RecDict, _VarDict) -> @@ -4363,7 +4246,10 @@ t_from_form({type, _L, tuple, Args}, TypeNames, RecDict, VarDict) -> t_from_form({type, _L, union, Args}, TypeNames, RecDict, VarDict) -> {L, R} = list_from_form(Args, TypeNames, RecDict, VarDict), {t_sup(L), R}; +t_from_form({user_type, _L, Name, Args}, TypeNames, RecDict, VarDict) -> + type_from_form(Name, Args, TypeNames, RecDict, VarDict); t_from_form({type, _L, Name, Args}, TypeNames, RecDict, VarDict) -> + %% Compatibility: modules compiled before Erlang/OTP 18.0. type_from_form(Name, Args, TypeNames, RecDict, VarDict); t_from_form({opaque, _L, Name, {Mod, Args, Rep}}, _TypeNames, _RecDict, _VarDict) -> @@ -4607,9 +4493,12 @@ t_form_to_string({type, _L, Name, []} = T) -> try t_to_string(t_from_form(T)) catch throw:{error, _} -> atom_to_string(Name) ++ "()" end; -t_form_to_string({type, _L, Name, List}) -> +t_form_to_string({user_type, _L, Name, List}) -> flat_format("~w(~s)", - [Name, string:join(t_form_to_string_list(List), ",")]). + [Name, string:join(t_form_to_string_list(List), ",")]); +t_form_to_string({type, L, Name, List}) -> + %% Compatibility: modules compiled before Erlang/OTP 18.0. + t_form_to_string({user_type, L, Name, List}). t_form_to_string_list(List) -> t_form_to_string_list(List, []). @@ -4722,27 +4611,14 @@ do_opaque(Type, _Opaques, Pred) -> is_same_type_name(ModNameArgs, ModNameArgs) -> true; is_same_type_name({Mod, Name, Args1}, {Mod, Name, Args2}) -> all_any(Args1) orelse all_any(Args2); -is_same_type_name({Mod1, Name1, Args1}, {Mod2, Name2, Args2}) -> - is_same_type_name2(Mod1, Name1, Args1, Mod2, Name2, Args2). +is_same_type_name(_ModNameArgs1, _ModNameArgs2) -> + false. all_any([]) -> true; all_any([T|L]) -> t_is_any(T) andalso all_any(L); all_any(_) -> false. -%% Compatibility. In Erlang/OTP 17 the pre-defined opaque types -%% digraph() and so on can be used, but there are also new types such -%% as digraph:graph() with the exact same meaning. In Erlang/OTP R18.0 -%% all but the last clause can be removed. - -is_same_type_name2(digraph, digraph, [], digraph, graph, []) -> true; -is_same_type_name2(digraph, graph, [], digraph, digraph, []) -> true; -is_same_type_name2(gb_sets, gb_set, [], gb_sets, set, [_]) -> true; -is_same_type_name2(gb_sets, set, [_], gb_sets, gb_set, []) -> true; -is_same_type_name2(gb_trees, gb_tree, [], gb_trees, tree, [_, _]) -> true; -is_same_type_name2(gb_trees, tree, [_, _], gb_trees, gb_tree, []) -> true; -is_same_type_name2(_, _, _, _, _, _) -> false. - map_keys(?map(Pairs)) -> [K || {K, _} <- Pairs]. diff --git a/lib/kernel/doc/src/pg2.xml b/lib/kernel/doc/src/pg2.xml index 5eb63c1ef6..35cf85470a 100644 --- a/lib/kernel/doc/src/pg2.xml +++ b/lib/kernel/doc/src/pg2.xml @@ -34,11 +34,8 @@ <module>pg2</module> <modulesummary>Distributed Named Process Groups</modulesummary> <description> - <p>This module implements process groups. The groups in this - module differ from the groups in the module <c>pg</c> in several - ways. In <c>pg</c>, each message is sent to all members in the - group. In this module, each message may be sent to one, some, or - all members. + <p>This module implements process groups. Each message may be sent + to one, some, or all members of the group. </p> <p>A group of processes can be accessed by a common name. For example, if there is a group named <c>foobar</c>, there can be a @@ -160,8 +157,7 @@ <section> <title>See Also</title> - <p><seealso marker="kernel_app">kernel(6)</seealso>, - <seealso marker="stdlib:pg">pg(3)</seealso></p> + <p><seealso marker="kernel_app">kernel(6)</seealso></p> </section> </erlref> diff --git a/lib/kernel/src/kernel.appup.src b/lib/kernel/src/kernel.appup.src index f8f4cc1ec2..1bae762bed 100644 --- a/lib/kernel/src/kernel.appup.src +++ b/lib/kernel/src/kernel.appup.src @@ -17,9 +17,7 @@ %% %CopyrightEnd% {"%VSN%", %% Up from - max one major revision back - [{<<"3\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, %% R17 - {<<"2\\.16(\\.[0-9]+)*">>,[restart_new_emulator]}],%% R16 + [{<<"3\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-17 %% Down to - max one major revision back - [{<<"3\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, %% R17 - {<<"2\\.16(\\.[0-9]+)*">>,[restart_new_emulator]}] %% R16 + [{<<"3\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-17 }. diff --git a/lib/observer/test/crashdump_viewer_SUITE.erl b/lib/observer/test/crashdump_viewer_SUITE.erl index 03ab0c20e1..1266b1f9b9 100644 --- a/lib/observer/test/crashdump_viewer_SUITE.erl +++ b/lib/observer/test/crashdump_viewer_SUITE.erl @@ -101,7 +101,7 @@ end_per_group(_GroupName, Config) -> init_per_suite(Config) when is_list(Config) -> delete_saved(Config), DataDir = ?config(data_dir,Config), - Rels = [R || R <- [r15b,r16b], ?t:is_release_available(R)] ++ [current], + Rels = [R || R <- [r16b,'17'], ?t:is_release_available(R)] ++ [current], io:format("Creating crash dumps for the following releases: ~p", [Rels]), AllDumps = create_dumps(DataDir,Rels), [{dumps,AllDumps}|Config]. @@ -563,12 +563,6 @@ dump_with_strange_module_name(DataDir,Rel,DumpName) -> CD. dump(Node,DataDir,Rel,DumpName) -> - case Rel of - _ when Rel<r15b, Rel=/=current -> - rpc:call(Node,os,putenv,["ERL_CRASH_DUMP_SECONDS","600"]); - _ -> - ok - end, rpc:call(Node,erlang,halt,[DumpName]), Crashdump0 = filename:join(filename:dirname(code:which(?t)), "erl_crash_dump.n1"), @@ -623,42 +617,21 @@ dos_dump(DataDir,Rel,Dump) -> rel_opt(Rel) -> case Rel of - r9b -> [{erl,[{release,"r9b_patched"}]}]; - r9c -> [{erl,[{release,"r9c_patched"}]}]; - r10b -> [{erl,[{release,"r10b_patched"}]}]; - r11b -> [{erl,[{release,"r11b_patched"}]}]; - r12b -> [{erl,[{release,"r12b_patched"}]}]; - r13b -> [{erl,[{release,"r13b_patched"}]}]; - r14b -> [{erl,[{release,"r14b_latest"}]}]; %naming convention changed - r15b -> [{erl,[{release,"r15b_latest"}]}]; r16b -> [{erl,[{release,"r16b_latest"}]}]; + '17' -> [{erl,[{release,"17_latest"}]}]; current -> [] end. dump_prefix(Rel) -> case Rel of - r9b -> "r9b_dump."; - r9c -> "r9c_dump."; - r10b -> "r10b_dump."; - r11b -> "r11b_dump."; - r12b -> "r12b_dump."; - r13b -> "r13b_dump."; - r14b -> "r14b_dump."; - r15b -> "r15b_dump."; r16b -> "r16b_dump."; - current -> "r17b_dump." + '17' -> "r17_dump."; + current -> "r18_dump." end. compat_rel(Rel) -> case Rel of - r9b -> "+R9 "; - r9c -> "+R9 "; - r10b -> "+R10 "; - r11b -> "+R11 "; - r12b -> "+R12 "; - r13b -> "+R13 "; - r14b -> "+R14 "; - r15b -> "+R15 "; r16b -> "+R16 "; + '17' -> "+R17 "; current -> "" end. diff --git a/lib/sasl/src/sasl.appup.src b/lib/sasl/src/sasl.appup.src index e789853eea..af04d007ac 100644 --- a/lib/sasl/src/sasl.appup.src +++ b/lib/sasl/src/sasl.appup.src @@ -17,9 +17,7 @@ %% %CopyrightEnd% {"%VSN%", %% Up from - max one major revision back - [{<<"2\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}, %% R17 - {<<"2\\.3(\\.[0-9]+)*">>,[restart_new_emulator]}], %% R16 + [{<<"2\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-17 %% Down to - max one major revision back - [{<<"2\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}, %% R17 - {<<"2\\.3(\\.[0-9]+)*">>,[restart_new_emulator]}] %% R16 + [{<<"2\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-17 }. diff --git a/lib/sasl/test/test_lib.hrl b/lib/sasl/test/test_lib.hrl index c8a4e92f24..b16c4ac34c 100644 --- a/lib/sasl/test/test_lib.hrl +++ b/lib/sasl/test/test_lib.hrl @@ -1,3 +1,3 @@ -define(ertsvsn,"4.4"). --define(kernelvsn,"2.16.4"). --define(stdlibvsn,"1.19.4"). +-define(kernelvsn,"3.0"). +-define(stdlibvsn,"2.0"). diff --git a/lib/stdlib/doc/src/Makefile b/lib/stdlib/doc/src/Makefile index ff77c3eea0..f5d8b2072a 100644 --- a/lib/stdlib/doc/src/Makefile +++ b/lib/stdlib/doc/src/Makefile @@ -76,7 +76,6 @@ XML_REF3_FILES = \ ms_transform.xml \ orddict.xml \ ordsets.xml \ - pg.xml \ pool.xml \ proc_lib.xml \ proplists.xml \ diff --git a/lib/stdlib/doc/src/binary.xml b/lib/stdlib/doc/src/binary.xml index 2410f1f9b8..0fde763bfb 100644 --- a/lib/stdlib/doc/src/binary.xml +++ b/lib/stdlib/doc/src/binary.xml @@ -5,7 +5,7 @@ <header> <copyright> <year>2009</year> - <year>2013</year> + <year>2014</year> <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> @@ -450,7 +450,7 @@ store(Binary, GBSet) -> </code> <p>In this example, we chose to copy the binary content before - inserting it in the <c>gb_set()</c> if it references a binary more than + inserting it in the <c>gb_sets:set()</c> if it references a binary more than twice the size of the data we're going to keep. Of course different rules for when copying will apply to different programs.</p> diff --git a/lib/stdlib/doc/src/pg.xml b/lib/stdlib/doc/src/pg.xml deleted file mode 100644 index a3b69884b6..0000000000 --- a/lib/stdlib/doc/src/pg.xml +++ /dev/null @@ -1,114 +0,0 @@ -<?xml version="1.0" encoding="utf-8" ?> -<!DOCTYPE erlref SYSTEM "erlref.dtd"> - -<erlref> - <header> - <copyright> - <year>1996</year> - <year>2014</year> - <holder>Ericsson AB, All Rights Reserved</holder> - </copyright> - <legalnotice> - 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 - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. - - The Initial Developer of the Original Code is Ericsson AB. - </legalnotice> - - <title>pg</title> - <prepared></prepared> - <docno></docno> - <date></date> - <rev></rev> - </header> - <module>pg</module> - <modulesummary>Distributed, Named Process Groups</modulesummary> - <description> - <warning> - <p>This module is deprecated and will be removed in Erlang/OTP 18.</p> - </warning> - <p>This (experimental) module implements process groups. A process - group is a group of processes that can be accessed by a common - name. For example, a group named <c>foobar</c> can include a set - of processes as members of this group and they can be located on - different nodes.</p> - <p>When messages are sent to the named group, all members of - the group receive the message. The messages are serialized. If - the process <c>P1</c> sends the message <c>M1</c> to the group, - and process <c>P2</c> simultaneously sends message <c>M2</c>, then - all members of the group receive the two messages in the same - order. If members of a group terminate, they are automatically - removed from the group.</p> - <p>This module is not complete. The module is inspired by the ISIS - system and the causal order protocol of the ISIS system should - also be implemented. At the moment, all messages are serialized - by sending them through a group master process.</p> - </description> - <funcs> - <func> - <name name="create" arity="1"/> - <fsummary>Create an empty group</fsummary> - <desc> - <p>Creates an empty group named <c><anno>PgName</anno></c> on the current - node.</p> - </desc> - </func> - <func> - <name name="create" arity="2"/> - <fsummary>Create an empty group on another node</fsummary> - <desc> - <p>Creates an empty group named <c><anno>PgName</anno></c> on the node - <c><anno>Node</anno></c>.</p> - </desc> - </func> - <func> - <name name="join" arity="2"/> - <fsummary>Join a pid to a process group</fsummary> - <desc> - <p>Joins the pid <c><anno>Pid</anno></c> to the process group - <c><anno>PgName</anno></c>. - Returns a list of all old members of the group.</p> - </desc> - </func> - <func> - <name name="send" arity="2"/> - <fsummary>Send a message to all members of a process group</fsummary> - <desc> - <p>Sends the tuple <c>{pg_message, From, PgName, Msg}</c> to - all members of the process group <c><anno>PgName</anno></c>.</p> - <p>Failure: <c>{badarg, {<anno>PgName</anno>, <anno>Msg</anno>}}</c> - if <c><anno>PgName</anno></c> is - not a process group (a globally registered name).</p> - </desc> - </func> - <func> - <name name="esend" arity="2"/> - <fsummary>Send a message to all members of a process group, except ourselves</fsummary> - <desc> - <p>Sends the tuple <c>{pg_message, From, PgName, Msg}</c> to - all members of the process group <c><anno>PgName</anno></c>, except - ourselves.</p> - <p>Failure: <c>{badarg, {<anno>PgName</anno>, <anno>Msg</anno>}}</c> - if <c><anno>PgName</anno></c> is - not a process group (a globally registered name).</p> - </desc> - </func> - <func> - <name name="members" arity="1"/> - <fsummary>Return a list of all members of a process group</fsummary> - <desc> - <p>Returns a list of all members of the process group - <c>PgName</c>.</p> - </desc> - </func> - </funcs> -</erlref> - diff --git a/lib/stdlib/doc/src/ref_man.xml b/lib/stdlib/doc/src/ref_man.xml index 6c35578bdf..ea4009dc3e 100644 --- a/lib/stdlib/doc/src/ref_man.xml +++ b/lib/stdlib/doc/src/ref_man.xml @@ -73,7 +73,6 @@ <xi:include href="ms_transform.xml"/> <xi:include href="orddict.xml"/> <xi:include href="ordsets.xml"/> - <xi:include href="pg.xml"/> <xi:include href="pool.xml"/> <xi:include href="proc_lib.xml"/> <xi:include href="proplists.xml"/> diff --git a/lib/stdlib/doc/src/specs.xml b/lib/stdlib/doc/src/specs.xml index 60a04ed5e7..fd77b52da6 100644 --- a/lib/stdlib/doc/src/specs.xml +++ b/lib/stdlib/doc/src/specs.xml @@ -39,7 +39,6 @@ <xi:include href="../specs/specs_ms_transform.xml"/> <xi:include href="../specs/specs_orddict.xml"/> <xi:include href="../specs/specs_ordsets.xml"/> - <xi:include href="../specs/specs_pg.xml"/> <xi:include href="../specs/specs_pool.xml"/> <xi:include href="../specs/specs_proc_lib.xml"/> <xi:include href="../specs/specs_proplists.xml"/> diff --git a/lib/stdlib/src/Makefile b/lib/stdlib/src/Makefile index 9ab2cd4134..1b3744b6fb 100644 --- a/lib/stdlib/src/Makefile +++ b/lib/stdlib/src/Makefile @@ -97,7 +97,6 @@ MODULES= \ otp_internal \ orddict \ ordsets \ - pg \ re \ pool \ proc_lib \ diff --git a/lib/stdlib/src/erl_internal.erl b/lib/stdlib/src/erl_internal.erl index edfb097de0..e523b6b476 100644 --- a/lib/stdlib/src/erl_internal.erl +++ b/lib/stdlib/src/erl_internal.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2013. All Rights Reserved. +%% Copyright Ericsson AB 1998-2014. 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 @@ -51,6 +51,8 @@ type_test/2,new_type_test/2,old_type_test/2,old_bif/2]). -export([arith_op/2,bool_op/2,comp_op/2,list_op/2,send_op/2,op_type/2]). +-export([is_type/2]). + %%--------------------------------------------------------------------------- %% Erlang builtin functions allowed in guards. @@ -530,3 +532,53 @@ old_bif(unlink, 1) -> true; old_bif(unregister, 1) -> true; old_bif(whereis, 1) -> true; old_bif(Name, A) when is_atom(Name), is_integer(A) -> false. + +-spec is_type(Name, NumberOfTypeVariables) -> boolean() when + Name :: atom(), + NumberOfTypeVariables :: non_neg_integer(). +%% Returns true if Name/NumberOfTypeVariables is a predefined type. + +is_type(any, 0) -> true; +is_type(arity, 0) -> true; +is_type(atom, 0) -> true; +is_type(binary, 0) -> true; +is_type(bitstring, 0) -> true; +is_type(bool, 0) -> true; +is_type(boolean, 0) -> true; +is_type(byte, 0) -> true; +is_type(char, 0) -> true; +is_type(float, 0) -> true; +is_type(function, 0) -> true; +is_type(identifier, 0) -> true; +is_type(integer, 0) -> true; +is_type(iodata, 0) -> true; +is_type(iolist, 0) -> true; +is_type(list, 0) -> true; +is_type(list, 1) -> true; +is_type(map, 0) -> true; +is_type(maybe_improper_list, 0) -> true; +is_type(maybe_improper_list, 2) -> true; +is_type(mfa, 0) -> true; +is_type(module, 0) -> true; +is_type(neg_integer, 0) -> true; +is_type(nil, 0) -> true; +is_type(no_return, 0) -> true; +is_type(node, 0) -> true; +is_type(non_neg_integer, 0) -> true; +is_type(none, 0) -> true; +is_type(nonempty_improper_list, 2) -> true; +is_type(nonempty_list, 0) -> true; +is_type(nonempty_list, 1) -> true; +is_type(nonempty_maybe_improper_list, 0) -> true; +is_type(nonempty_maybe_improper_list, 2) -> true; +is_type(nonempty_string, 0) -> true; +is_type(number, 0) -> true; +is_type(pid, 0) -> true; +is_type(port, 0) -> true; +is_type(pos_integer, 0) -> true; +is_type(reference, 0) -> true; +is_type(string, 0) -> true; +is_type(term, 0) -> true; +is_type(timeout, 0) -> true; +is_type(tuple, 0) -> true; +is_type(_, _) -> false. diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl index 39cc03cf7a..f34c3b5c7b 100644 --- a/lib/stdlib/src/erl_lint.erl +++ b/lib/stdlib/src/erl_lint.erl @@ -130,6 +130,8 @@ value_option(Flag, Default, On, OnVal, Off, OffVal, Opts) -> :: dict:dict(mfa(), line()), callbacks = dict:new() %Callback types :: dict:dict(mfa(), line()), + optional_callbacks = dict:new() %Optional callbacks + :: dict:dict(mfa(), line()), types = dict:new() %Type definitions :: dict:dict(ta(), #typeinfo{}), exp_types=gb_sets:empty() %Exported types @@ -313,13 +315,20 @@ format_error({undefined_behaviour,Behaviour}) -> io_lib:format("behaviour ~w undefined", [Behaviour]); format_error({undefined_behaviour_callbacks,Behaviour}) -> io_lib:format("behaviour ~w callback functions are undefined", - [Behaviour]); + [Behaviour]); format_error({ill_defined_behaviour_callbacks,Behaviour}) -> io_lib:format("behaviour ~w callback functions erroneously defined", [Behaviour]); +format_error({ill_defined_optional_callbacks,Behaviour}) -> + io_lib:format("behaviour ~w optional callback functions erroneously defined", + [Behaviour]); format_error({behaviour_info, {_M,F,A}}) -> io_lib:format("cannot define callback attibute for ~w/~w when " "behaviour_info is defined",[F,A]); +format_error({redefine_optional_callback, {F, A}}) -> + io_lib:format("optional callback ~w/~w duplicated", [F, A]); +format_error({undefined_callback, {_M, F, A}}) -> + io_lib:format("callback ~w/~w is undefined", [F, A]); %% --- types and specs --- format_error({singleton_typevar, Name}) -> io_lib:format("type variable ~w is only used once (is unbound)", [Name]); @@ -331,14 +340,10 @@ format_error({undefined_type, {TypeName, Arity}}) -> io_lib:format("type ~w~s undefined", [TypeName, gen_type_paren(Arity)]); format_error({unused_type, {TypeName, Arity}}) -> io_lib:format("type ~w~s is unused", [TypeName, gen_type_paren(Arity)]); -%% format_error({new_builtin_type, {TypeName, Arity}}) -> -%% io_lib:format("type ~w~s is a new builtin type; " -%% "its (re)definition is allowed only until the next release", -%% [TypeName, gen_type_paren(Arity)]); -format_error({new_var_arity_type, TypeName}) -> - io_lib:format("type ~w is a new builtin type; " +format_error({new_builtin_type, {TypeName, Arity}}) -> + io_lib:format("type ~w~s is a new builtin type; " "its (re)definition is allowed only until the next release", - [TypeName]); + [TypeName, gen_type_paren(Arity)]); format_error({builtin_type, {TypeName, Arity}}) -> io_lib:format("type ~w~s is a builtin type; it cannot be redefined", [TypeName, gen_type_paren(Arity)]); @@ -352,10 +357,14 @@ format_error({type_syntax, Constr}) -> io_lib:format("bad ~w type", [Constr]); format_error({redefine_spec, {M, F, A}}) -> io_lib:format("spec for ~w:~w/~w already defined", [M, F, A]); -format_error({redefine_callback, {M, F, A}}) -> - io_lib:format("callback ~w:~w/~w already defined", [M, F, A]); -format_error({spec_fun_undefined, {M, F, A}}) -> - io_lib:format("spec for undefined function ~w:~w/~w", [M, F, A]); +format_error({redefine_spec, {F, A}}) -> + io_lib:format("spec for ~w/~w already defined", [F, A]); +format_error({redefine_callback, {F, A}}) -> + io_lib:format("callback ~w/~w already defined", [F, A]); +format_error({bad_callback, {M, F, A}}) -> + io_lib:format("explicit module not allowed for callback ~w:~w/~w ", [M, F, A]); +format_error({spec_fun_undefined, {F, A}}) -> + io_lib:format("spec for undefined function ~w/~w", [F, A]); format_error({missing_spec, {F,A}}) -> io_lib:format("missing specification for function ~w/~w", [F, A]); format_error(spec_wrong_arity) -> @@ -727,6 +736,8 @@ attribute_state({attribute,L,spec,{Fun,Types}}, St) -> spec_decl(L, Fun, Types, St); attribute_state({attribute,L,callback,{Fun,Types}}, St) -> callback_decl(L, Fun, Types, St); +attribute_state({attribute,L,optional_callbacks,Es}, St) -> + optional_callbacks(L, Es, St); attribute_state({attribute,L,on_load,Val}, St) -> on_load(L, Val, St); attribute_state({attribute,_L,_Other,_Val}, St) -> % Ignore others @@ -834,57 +845,73 @@ check_behaviour(St0) -> %% Check behaviours for existence and defined functions. behaviour_check(Bs, St0) -> - {AllBfs,St1} = all_behaviour_callbacks(Bs, [], St0), - St = behaviour_missing_callbacks(AllBfs, St1), + {AllBfs0, St1} = all_behaviour_callbacks(Bs, [], St0), + St = behaviour_missing_callbacks(AllBfs0, St1), + Exports = exports(St0), + F = fun(Bfs, OBfs) -> + [B || B <- Bfs, + not lists:member(B, OBfs) + orelse gb_sets:is_member(B, Exports)] + end, + %% After fixing missing callbacks new warnings may be emitted. + AllBfs = [{Item,F(Bfs0, OBfs0)} || {Item,Bfs0,OBfs0} <- AllBfs0], behaviour_conflicting(AllBfs, St). all_behaviour_callbacks([{Line,B}|Bs], Acc, St0) -> - {Bfs0,St} = behaviour_callbacks(Line, B, St0), - all_behaviour_callbacks(Bs, [{{Line,B},Bfs0}|Acc], St); + {Bfs0,OBfs0,St} = behaviour_callbacks(Line, B, St0), + all_behaviour_callbacks(Bs, [{{Line,B},Bfs0,OBfs0}|Acc], St); all_behaviour_callbacks([], Acc, St) -> {reverse(Acc),St}. behaviour_callbacks(Line, B, St0) -> try B:behaviour_info(callbacks) of - Funcs when is_list(Funcs) -> - All = all(fun({FuncName, Arity}) -> - is_atom(FuncName) andalso is_integer(Arity); - ({FuncName, Arity, Spec}) -> - is_atom(FuncName) andalso is_integer(Arity) - andalso is_list(Spec); - (_Other) -> - false - end, - Funcs), - MaybeRemoveSpec = fun({_F,_A}=FA) -> FA; - ({F,A,_S}) -> {F,A}; - (Other) -> Other - end, - if - All =:= true -> - {[MaybeRemoveSpec(F) || F <- Funcs], St0}; + undefined -> + St1 = add_warning(Line, {undefined_behaviour_callbacks, B}, St0), + {[], [], St1}; + Funcs -> + case is_fa_list(Funcs) of true -> + try B:behaviour_info(optional_callbacks) of + undefined -> + {Funcs, [], St0}; + OptFuncs -> + %% OptFuncs should always be OK thanks to + %% sys_pre_expand. + case is_fa_list(OptFuncs) of + true -> + {Funcs, OptFuncs, St0}; + false -> + W = {ill_defined_optional_callbacks, B}, + St1 = add_warning(Line, W, St0), + {Funcs, [], St1} + end + catch + _:_ -> + {Funcs, [], St0} + end; + false -> St1 = add_warning(Line, - {ill_defined_behaviour_callbacks,B}, + {ill_defined_behaviour_callbacks, B}, St0), - {[], St1} - end; - undefined -> - St1 = add_warning(Line, {undefined_behaviour_callbacks,B}, St0), - {[], St1}; - _Other -> - St1 = add_warning(Line, {ill_defined_behaviour_callbacks,B}, St0), - {[], St1} + {[], [], St1} + end catch _:_ -> - St1 = add_warning(Line, {undefined_behaviour,B}, St0), - {[], St1} + St1 = add_warning(Line, {undefined_behaviour, B}, St0), + {[], [], St1} end. -behaviour_missing_callbacks([{{Line,B},Bfs}|T], St0) -> +behaviour_missing_callbacks([{{Line,B},Bfs0,OBfs}|T], St0) -> + Bfs = ordsets:subtract(ordsets:from_list(Bfs0), ordsets:from_list(OBfs)), Exports = gb_sets:to_list(exports(St0)), - Missing = ordsets:subtract(ordsets:from_list(Bfs), Exports), + Missing = ordsets:subtract(Bfs, Exports), St = foldl(fun (F, S0) -> - add_warning(Line, {undefined_behaviour_func,F,B}, S0) + case is_fa(F) of + true -> + M = {undefined_behaviour_func,F,B}, + add_warning(Line, M, S0); + false -> + S0 % ill_defined_behaviour_callbacks + end end, St0, Missing), behaviour_missing_callbacks(T, St); behaviour_missing_callbacks([], St) -> St. @@ -1046,10 +1073,9 @@ check_undefined_types(#lint{usage=Usage,types=Def}=St0) -> Used = Usage#usage.used_types, UTAs = dict:fetch_keys(Used), Undef = [{TA,dict:fetch(TA, Used)} || - {T,_}=TA <- UTAs, + TA <- UTAs, not dict:is_key(TA, Def), - not is_default_type(TA), - not is_newly_introduced_var_arity_type(T)], + not is_default_type(TA)], foldl(fun ({TA,L}, St) -> add_error(L, {undefined_type,TA}, St) end, St0, Undef). @@ -1127,19 +1153,29 @@ check_unused_records(Forms, St0) -> end. check_callback_information(#lint{callbacks = Callbacks, - defined = Defined} = State) -> - case gb_sets:is_member({behaviour_info,1}, Defined) of - false -> State; + optional_callbacks = OptionalCbs, + defined = Defined} = St0) -> + OptFun = fun({MFA, Line}, St) -> + case dict:is_key(MFA, Callbacks) of + true -> + St; + false -> + add_error(Line, {undefined_callback, MFA}, St) + end + end, + St1 = lists:foldl(OptFun, St0, dict:to_list(OptionalCbs)), + case gb_sets:is_member({behaviour_info, 1}, Defined) of + false -> St1; true -> case dict:size(Callbacks) of - 0 -> State; + 0 -> St1; _ -> CallbacksList = dict:to_list(Callbacks), FoldL = - fun({Fa,Line},St) -> + fun({Fa, Line}, St) -> add_error(Line, {behaviour_info, Fa}, St) end, - lists:foldl(FoldL, State, CallbacksList) + lists:foldl(FoldL, St1, CallbacksList) end end. @@ -2615,30 +2651,21 @@ type_def(Attr, Line, TypeName, ProtoType, Args, St0) -> true -> case is_obsolete_builtin_type(TypePair) of true -> StoreType(St0); - false -> add_error(Line, {builtin_type, TypePair}, St0) -%% case is_newly_introduced_builtin_type(TypePair) of -%% %% allow some types just for bootstrapping -%% true -> -%% Warn = {new_builtin_type, TypePair}, -%% St1 = add_warning(Line, Warn, St0), -%% StoreType(St1); -%% false -> -%% add_error(Line, {builtin_type, TypePair}, St0) -%% end + false -> + case is_newly_introduced_builtin_type(TypePair) of + %% allow some types just for bootstrapping + true -> + Warn = {new_builtin_type, TypePair}, + St1 = add_warning(Line, Warn, St0), + StoreType(St1); + false -> + add_error(Line, {builtin_type, TypePair}, St0) + end end; false -> - case - dict:is_key(TypePair, TypeDefs) orelse - is_var_arity_type(TypeName) - of + case dict:is_key(TypePair, TypeDefs) of true -> - case is_newly_introduced_var_arity_type(TypeName) of - true -> - Warn = {new_var_arity_type, TypeName}, - add_warning(Line, Warn, St0); - false -> - add_error(Line, {redefine_type, TypePair}, St0) - end; + add_error(Line, {redefine_type, TypePair}, St0); false -> St1 = case Attr =:= opaque andalso @@ -2675,7 +2702,7 @@ check_type({paren_type, _L, [Type]}, SeenVars, St) -> check_type({remote_type, L, [{atom, _, Mod}, {atom, _, Name}, Args]}, SeenVars, #lint{module=CurrentMod} = St) -> case Mod =:= CurrentMod of - true -> check_type({type, L, Name, Args}, SeenVars, St); + true -> check_type({user_type, L, Name, Args}, SeenVars, St); false -> lists:foldl(fun(T, {AccSeenVars, AccSt}) -> check_type(T, AccSeenVars, AccSt) @@ -2709,12 +2736,15 @@ check_type({type, L, range, [From, To]}, SeenVars, St) -> _ -> add_error(L, {type_syntax, range}, St) end, {SeenVars, St1}; -check_type({type, _L, map, any}, SeenVars, St) -> {SeenVars, St}; +check_type({type, L, map, any}, SeenVars, St) -> + %% To get usage right while map/0 is a newly_introduced_builtin_type. + St1 = used_type({map, 0}, L, St), + {SeenVars, St1}; check_type({type, _L, map, Pairs}, SeenVars, St) -> lists:foldl(fun(Pair, {AccSeenVars, AccSt}) -> check_type(Pair, AccSeenVars, AccSt) end, {SeenVars, St}, Pairs); -check_type({type, _L, map_field_assoc, Dom, Range}, SeenVars, St) -> +check_type({type, _L, map_field_assoc, [Dom, Range]}, SeenVars, St) -> check_type({type, -1, product, [Dom, Range]}, SeenVars, St); check_type({type, _L, tuple, any}, SeenVars, St) -> {SeenVars, St}; check_type({type, _L, any}, SeenVars, St) -> {SeenVars, St}; @@ -2733,41 +2763,39 @@ check_type({type, L, record, [Name|Fields]}, SeenVars, St) -> check_record_types(L, Atom, Fields, SeenVars, St1); _ -> {SeenVars, add_error(L, {type_syntax, record}, St)} end; -check_type({type, _L, product, Args}, SeenVars, St) -> +check_type({type, _L, Tag, Args}, SeenVars, St) when Tag =:= product; + Tag =:= union; + Tag =:= tuple -> lists:foldl(fun(T, {AccSeenVars, AccSt}) -> check_type(T, AccSeenVars, AccSt) end, {SeenVars, St}, Args); check_type({type, La, TypeName, Args}, SeenVars, St) -> - #lint{usage=Usage, module = Module, types=Types} = St, + #lint{module = Module, types=Types} = St, Arity = length(Args), TypePair = {TypeName, Arity}, - St1 = case is_var_arity_type(TypeName) of - true -> St; - false -> - Obsolete = (is_warn_enabled(deprecated_type, St) - andalso obsolete_builtin_type(TypePair)), - IsObsolete = - case Obsolete of - {deprecated, Repl, _} when element(1, Repl) =/= Module -> - case dict:find(TypePair, Types) of - {ok, _} -> false; - error -> true - end; - _ -> false - end, - case IsObsolete of - true -> + Obsolete = (is_warn_enabled(deprecated_type, St) + andalso obsolete_builtin_type(TypePair)), + St1 = case Obsolete of + {deprecated, Repl, _} when element(1, Repl) =/= Module -> + case dict:find(TypePair, Types) of + {ok, _} -> + used_type(TypePair, La, St); + error -> {deprecated, Replacement, Rel} = Obsolete, Tag = deprecated_builtin_type, W = {Tag, TypePair, Replacement, Rel}, - add_warning(La, W, St); - false -> - OldUsed = Usage#usage.used_types, - UsedTypes = dict:store(TypePair, La, OldUsed), - St#lint{usage=Usage#usage{used_types=UsedTypes}} - end - end, + add_warning(La, W, St) + end; + _ -> St + end, check_type({type, -1, product, Args}, SeenVars, St1); +check_type({user_type, L, TypeName, Args}, SeenVars, St) -> + Arity = length(Args), + TypePair = {TypeName, Arity}, + St1 = used_type(TypePair, L, St), + lists:foldl(fun(T, {AccSeenVars, AccSt}) -> + check_type(T, AccSeenVars, AccSt) + end, {SeenVars, St1}, Args); check_type(I, SeenVars, St) -> case erl_eval:partial_eval(I) of {integer,_ILn,_Integer} -> {SeenVars, St}; @@ -2809,95 +2837,24 @@ check_record_types([{type, _, field_type, [{atom, AL, FName}, Type]}|Left], check_record_types([], _Name, _DefFields, SeenVars, St, _SeenFields) -> {SeenVars, St}. -is_var_arity_type(tuple) -> true; -is_var_arity_type(map) -> true; -is_var_arity_type(product) -> true; -is_var_arity_type(union) -> true; -is_var_arity_type(record) -> true; -is_var_arity_type(_) -> false. - -is_default_type({any, 0}) -> true; -is_default_type({arity, 0}) -> true; -is_default_type({array, 0}) -> true; -is_default_type({atom, 0}) -> true; -is_default_type({atom, 1}) -> true; -is_default_type({binary, 0}) -> true; -is_default_type({binary, 2}) -> true; -is_default_type({bitstring, 0}) -> true; -is_default_type({bool, 0}) -> true; -is_default_type({boolean, 0}) -> true; -is_default_type({byte, 0}) -> true; -is_default_type({char, 0}) -> true; -is_default_type({dict, 0}) -> true; -is_default_type({digraph, 0}) -> true; -is_default_type({float, 0}) -> true; -is_default_type({'fun', 0}) -> true; -is_default_type({'fun', 2}) -> true; -is_default_type({function, 0}) -> true; -is_default_type({gb_set, 0}) -> true; -is_default_type({gb_tree, 0}) -> true; -is_default_type({identifier, 0}) -> true; -is_default_type({integer, 0}) -> true; -is_default_type({integer, 1}) -> true; -is_default_type({iodata, 0}) -> true; -is_default_type({iolist, 0}) -> true; -is_default_type({list, 0}) -> true; -is_default_type({list, 1}) -> true; -is_default_type({maybe_improper_list, 0}) -> true; -is_default_type({maybe_improper_list, 2}) -> true; -is_default_type({mfa, 0}) -> true; -is_default_type({module, 0}) -> true; -is_default_type({neg_integer, 0}) -> true; -is_default_type({nil, 0}) -> true; -is_default_type({no_return, 0}) -> true; -is_default_type({node, 0}) -> true; -is_default_type({non_neg_integer, 0}) -> true; -is_default_type({none, 0}) -> true; -is_default_type({nonempty_list, 0}) -> true; -is_default_type({nonempty_list, 1}) -> true; -is_default_type({nonempty_improper_list, 2}) -> true; -is_default_type({nonempty_maybe_improper_list, 0}) -> true; -is_default_type({nonempty_maybe_improper_list, 2}) -> true; -is_default_type({nonempty_string, 0}) -> true; -is_default_type({number, 0}) -> true; -is_default_type({pid, 0}) -> true; -is_default_type({port, 0}) -> true; -is_default_type({pos_integer, 0}) -> true; -is_default_type({queue, 0}) -> true; -is_default_type({range, 2}) -> true; -is_default_type({reference, 0}) -> true; -is_default_type({set, 0}) -> true; -is_default_type({string, 0}) -> true; -is_default_type({term, 0}) -> true; -is_default_type({timeout, 0}) -> true; -is_default_type({var, 1}) -> true; -is_default_type(_) -> false. - -is_newly_introduced_var_arity_type(map) -> true; -is_newly_introduced_var_arity_type(_) -> false. - -%% is_newly_introduced_builtin_type({Name, _}) when is_atom(Name) -> false. +used_type(TypePair, L, St) -> + Usage = St#lint.usage, + OldUsed = Usage#usage.used_types, + UsedTypes = dict:store(TypePair, L, OldUsed), + St#lint{usage=Usage#usage{used_types=UsedTypes}}. + +is_default_type({Name, NumberOfTypeVariables}) -> + erl_internal:is_type(Name, NumberOfTypeVariables). + +is_newly_introduced_builtin_type({map, 0}) -> true; +is_newly_introduced_builtin_type({Name, _}) when is_atom(Name) -> false. is_obsolete_builtin_type(TypePair) -> obsolete_builtin_type(TypePair) =/= no. -%% Obsolete in OTP 17.0. -obsolete_builtin_type({array, 0}) -> - {deprecated, {array, array, 1}, "OTP 18.0"}; -obsolete_builtin_type({dict, 0}) -> - {deprecated, {dict, dict, 2}, "OTP 18.0"}; -obsolete_builtin_type({digraph, 0}) -> - {deprecated, {digraph, graph}, "OTP 18.0"}; -obsolete_builtin_type({gb_set, 0}) -> - {deprecated, {gb_sets, set, 1}, "OTP 18.0"}; -obsolete_builtin_type({gb_tree, 0}) -> - {deprecated, {gb_trees, tree, 2}, "OTP 18.0"}; -obsolete_builtin_type({queue, 0}) -> - {deprecated, {queue, queue, 1}, "OTP 18.0"}; -obsolete_builtin_type({set, 0}) -> - {deprecated, {sets, set, 1}, "OTP 18.0"}; -obsolete_builtin_type({tid, 0}) -> - {deprecated, {ets, tid}, "OTP 18.0"}; +%% To keep Dialyzer silent... +obsolete_builtin_type({1, 255}) -> + {deprecated, {2, 255}, ""}; obsolete_builtin_type({Name, A}) when is_atom(Name), is_integer(A) -> no. %% spec_decl(Line, Fun, Types, State) -> State. @@ -2909,7 +2866,7 @@ spec_decl(Line, MFA0, TypeSpecs, St0 = #lint{specs = Specs, module = Mod}) -> end, St1 = St0#lint{specs = dict:store(MFA, Line, Specs)}, case dict:is_key(MFA, Specs) of - true -> add_error(Line, {redefine_spec, MFA}, St1); + true -> add_error(Line, {redefine_spec, MFA0}, St1); false -> check_specs(TypeSpecs, Arity, St1) end. @@ -2917,16 +2874,50 @@ spec_decl(Line, MFA0, TypeSpecs, St0 = #lint{specs = Specs, module = Mod}) -> callback_decl(Line, MFA0, TypeSpecs, St0 = #lint{callbacks = Callbacks, module = Mod}) -> - MFA = case MFA0 of - {F, Arity} -> {Mod, F, Arity}; - {_M, _F, Arity} -> MFA0 - end, - St1 = St0#lint{callbacks = dict:store(MFA, Line, Callbacks)}, - case dict:is_key(MFA, Callbacks) of - true -> add_error(Line, {redefine_callback, MFA}, St1); - false -> check_specs(TypeSpecs, Arity, St1) + case MFA0 of + {_M, _F, _A} -> add_error(Line, {bad_callback, MFA0}, St0); + {F, Arity} -> + MFA = {Mod, F, Arity}, + St1 = St0#lint{callbacks = dict:store(MFA, Line, Callbacks)}, + case dict:is_key(MFA, Callbacks) of + true -> add_error(Line, {redefine_callback, MFA0}, St1); + false -> check_specs(TypeSpecs, Arity, St1) + end end. +%% optional_callbacks(Line, FAs, State) -> State. + +optional_callbacks(Line, Term, St0) -> + try true = is_fa_list(Term), Term of + FAs -> + optional_cbs(Line, FAs, St0) + catch + _:_ -> + St0 % ignore others + end. + +optional_cbs(_Line, [], St) -> + St; +optional_cbs(Line, [{F,A}|FAs], St0) -> + #lint{optional_callbacks = OptionalCbs, module = Mod} = St0, + MFA = {Mod, F, A}, + St1 = St0#lint{optional_callbacks = dict:store(MFA, Line, OptionalCbs)}, + St2 = case dict:is_key(MFA, OptionalCbs) of + true -> + add_error(Line, {redefine_optional_callback, {F,A}}, St1); + false -> + St1 + end, + optional_cbs(Line, FAs, St2). + +is_fa_list([E|L]) -> is_fa(E) andalso is_fa_list(L); +is_fa_list([]) -> true; +is_fa_list(_) -> false. + +is_fa({FuncName, Arity}) + when is_atom(FuncName), is_integer(Arity), Arity >= 0 -> true; +is_fa(_) -> false. + check_specs([FunType|Left], Arity, St0) -> {FunType1, CTypes} = case FunType of @@ -2950,10 +2941,11 @@ check_specs([], _Arity, St) -> St. check_specs_without_function(#lint{module=Mod,defined=Funcs,specs=Specs}=St) -> - Fun = fun({M, F, A} = MFA, Line, AccSt) when M =:= Mod -> - case gb_sets:is_element({F, A}, Funcs) of + Fun = fun({M, F, A}, Line, AccSt) when M =:= Mod -> + FA = {F, A}, + case gb_sets:is_element(FA, Funcs) of true -> AccSt; - false -> add_error(Line, {spec_fun_undefined, MFA}, AccSt) + false -> add_error(Line, {spec_fun_undefined, FA}, AccSt) end; ({_M, _F, _A}, _Line, AccSt) -> AccSt end, diff --git a/lib/stdlib/src/erl_parse.yrl b/lib/stdlib/src/erl_parse.yrl index e1ae3b7aea..a626d98ee4 100644 --- a/lib/stdlib/src/erl_parse.yrl +++ b/lib/stdlib/src/erl_parse.yrl @@ -146,8 +146,7 @@ type -> '(' top_type ')' : {paren_type, ?line('$2'), ['$2']}. type -> var : '$1'. type -> atom : '$1'. type -> atom '(' ')' : build_gen_type('$1'). -type -> atom '(' top_types ')' : {type, ?line('$1'), - normalise('$1'), '$3'}. +type -> atom '(' top_types ')' : build_type('$1', '$3'). type -> atom ':' atom '(' ')' : {remote_type, ?line('$1'), ['$1', '$3', []]}. type -> atom ':' atom '(' top_types ')' : {remote_type, ?line('$1'), @@ -181,7 +180,7 @@ fun_type -> '(' top_types ')' '->' top_type 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, ?line('$2'), map_field_assoc,'$1','$3'}. +map_pair_type -> top_type '=>' top_type : {type, ?line('$2'), map_field_assoc,['$1','$3']}. field_types -> field_type : ['$1']. field_types -> field_type ',' field_types : ['$1'|'$3']. @@ -665,6 +664,8 @@ find_arity_from_specs([Spec|_]) -> {type, _, 'fun', [{type, _, product, Args},_]} = Fun, length(Args). +build_def({var, L, '_'}, _Types) -> + ret_err(L, "bad type variable"); build_def(LHS, Types) -> IsSubType = {atom, ?line(LHS), is_subtype}, {type, ?line(LHS), constraint, [IsSubType, [LHS, Types]]}. @@ -684,7 +685,8 @@ build_gen_type({atom, La, tuple}) -> build_gen_type({atom, La, map}) -> {type, La, map, any}; build_gen_type({atom, La, Name}) -> - {type, La, Name, []}. + Tag = type_tag(Name, 0), + {Tag, La, Name, []}. build_bin_type([{var, _, '_'}|Left], Int) -> build_bin_type(Left, Int); @@ -693,6 +695,16 @@ build_bin_type([], Int) -> build_bin_type([{var, La, _}|_], _) -> ret_err(La, "Bad binary type"). +build_type({atom, L, Name}, Types) -> + Tag = type_tag(Name, length(Types)), + {Tag, L, Name, Types}. + +type_tag(TypeName, NumberOfTypeVariables) -> + case erl_internal:is_type(TypeName, NumberOfTypeVariables) of + true -> type; + false -> user_type + end. + %% build_attribute(AttrName, AttrValue) -> %% {attribute,Line,module,Module} %% {attribute,Line,export,Exports} diff --git a/lib/stdlib/src/erl_pp.erl b/lib/stdlib/src/erl_pp.erl index 82bc2c1460..10842d21ab 100644 --- a/lib/stdlib/src/erl_pp.erl +++ b/lib/stdlib/src/erl_pp.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 @@ -232,13 +232,21 @@ lattribute(import, Name, _Opts, _State) when is_list(Name) -> attr("import", [{var,0,pname(Name)}]); lattribute(import, {From,Falist}, _Opts, _State) -> attr("import",[{var,0,pname(From)},falist(Falist)]); +lattribute(optional_callbacks, Falist, Opts, _State) -> + ArgL = try falist(Falist) + catch _:_ -> abstract(Falist, Opts) + end, + call({var,0,"-optional_callbacks"}, [ArgL], 0, options(none)); lattribute(file, {Name,Line}, _Opts, State) -> attr("file", [{var,0,(State#pp.string_fun)(Name)},{integer,0,Line}]); lattribute(record, {Name,Is}, Opts, _State) -> Nl = leaf(format("-record(~w,", [Name])), [{first,Nl,record_fields(Is, Opts)},$)]; -lattribute(Name, Arg, #options{encoding = Encoding}, _State) -> - attr(write(Name), [erl_parse:abstract(Arg, [{encoding,Encoding}])]). +lattribute(Name, Arg, Options, _State) -> + attr(write(Name), [abstract(Arg, Options)]). + +abstract(Arg, #options{encoding = Encoding}) -> + erl_parse:abstract(Arg, [{encoding,Encoding}]). typeattr(Tag, {TypeName,Type,Args}, _Opts) -> {first,leaf("-"++atom_to_list(Tag)++" "), @@ -277,6 +285,9 @@ ltype({type,_,'fun',[{type,_,any},_]}=FunType) -> ltype({type,_Line,'fun',[{type,_,product,_},_]}=FunType) -> [fun_type(['fun',$(], FunType),$)]; ltype({type,Line,T,Ts}) -> + %% Compatibility. Before 18.0. + simple_type({atom,Line,T}, Ts); +ltype({user_type,Line,T,Ts}) -> simple_type({atom,Line,T}, Ts); ltype({remote_type,Line,[M,F,Ts]}) -> simple_type({remote,Line,M,F}, Ts); @@ -299,7 +310,7 @@ map_type(Fs) -> map_pair_types(Fs) -> tuple_type(Fs, fun map_pair_type/1). -map_pair_type({type,_Line,map_field_assoc,Ktype,Vtype}) -> +map_pair_type({type,_Line,map_field_assoc,[Ktype,Vtype]}) -> {seq,[],[]," =>",[ltype(Ktype),ltype(Vtype)]}. record_type(Name, Fields) -> diff --git a/lib/stdlib/src/gen_event.erl b/lib/stdlib/src/gen_event.erl index d39dd89d3a..bb0ff46268 100644 --- a/lib/stdlib/src/gen_event.erl +++ b/lib/stdlib/src/gen_event.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 @@ -101,6 +101,14 @@ -callback code_change(OldVsn :: (term() | {down, term()}), State :: term(), Extra :: term()) -> {ok, NewState :: term()}. +-callback format_status(Opt, StatusData) -> Status when + Opt :: 'normal' | 'terminate', + StatusData :: [PDict | State], + PDict :: [{Key :: term(), Value :: term()}], + State :: term(), + Status :: term(). + +-optional_callbacks([format_status/2]). %%--------------------------------------------------------------------------- diff --git a/lib/stdlib/src/gen_fsm.erl b/lib/stdlib/src/gen_fsm.erl index e914f7d0b2..56137cde13 100644 --- a/lib/stdlib/src/gen_fsm.erl +++ b/lib/stdlib/src/gen_fsm.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 @@ -160,6 +160,14 @@ -callback code_change(OldVsn :: term() | {down, term()}, StateName :: atom(), StateData :: term(), Extra :: term()) -> {ok, NextStateName :: atom(), NewStateData :: term()}. +-callback format_status(Opt, StatusData) -> Status when + Opt :: 'normal' | 'terminate', + StatusData :: [PDict | State], + PDict :: [{Key :: term(), Value :: term()}], + State :: term(), + Status :: term(). + +-optional_callbacks([format_status/2]). %%% --------------------------------------------------- %%% Starts a generic state machine. diff --git a/lib/stdlib/src/gen_server.erl b/lib/stdlib/src/gen_server.erl index 202a931fae..22acdf10b7 100644 --- a/lib/stdlib/src/gen_server.erl +++ b/lib/stdlib/src/gen_server.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 @@ -137,6 +137,15 @@ -callback code_change(OldVsn :: (term() | {down, term()}), State :: term(), Extra :: term()) -> {ok, NewState :: term()} | {error, Reason :: term()}. +-callback format_status(Opt, StatusData) -> Status when + Opt :: 'normal' | 'terminate', + StatusData :: [PDict | State], + PDict :: [{Key :: term(), Value :: term()}], + State :: term(), + Status :: term(). + +-optional_callbacks([format_status/2]). + %%% ----------------------------------------------------------------- %%% Starts a generic server. diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl index c0ee8799c8..662a0aca74 100644 --- a/lib/stdlib/src/otp_internal.erl +++ b/lib/stdlib/src/otp_internal.erl @@ -577,8 +577,6 @@ obsolete_1(asn1rt, utf8_binary_to_list, 1) -> {deprecated,{unicode,characters_to_list,1}}; obsolete_1(asn1rt, utf8_list_to_binary, 1) -> {deprecated,{unicode,characters_to_binary,1}}; -obsolete_1(pg, _, _) -> - {deprecated,"deprecated; will be removed in OTP 18"}; obsolete_1(_, _, _) -> no. diff --git a/lib/stdlib/src/pg.erl b/lib/stdlib/src/pg.erl deleted file mode 100644 index a41fd329c2..0000000000 --- a/lib/stdlib/src/pg.erl +++ /dev/null @@ -1,187 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% 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 -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% --module(pg). --deprecated(module). - -%% pg provides a process group facility. Messages -%% can be multicasted to all members in the group - --export([create/1, - create/2, - standby/2, - join/2, - send/2, - esend/2, - members/1, - name_to_pid/1, - master/1]). - - -%% Create a brand new empty process group with the master residing -%% at the local node - --spec create(PgName) -> 'ok' | {'error', Reason} when - PgName :: term(), - Reason :: 'already_created' | term(). - -create(PgName) -> - catch begin check(PgName), - Pid = spawn(pg,master,[PgName]), - global:register_name(PgName,Pid), - ok end. - -%% Create a brand new empty process group with the master -%% residing at Node - --spec create(PgName, Node) -> 'ok' | {'error', Reason} when - PgName :: term(), - Node :: node(), - Reason :: 'already_created' | term(). - -create(PgName, Node) -> - catch begin check(PgName), - Pid = spawn(Node,pg,master,[PgName]), - global:register_name(PgName,Pid), - ok end. - -%% Have a process on Node that will act as a standby for the process -%% group manager. So if the node where the manager runs fails, the -%% process group will continue to function. - --spec standby(term(), node()) -> 'ok'. - -standby(_PgName, _Node) -> - ok. - -%% Tell process group PgName that Pid is a new member of the group -%% synchronously return a list of all old members in the group - --spec join(PgName, Pid) -> Members when - PgName :: term(), - Pid :: pid(), - Members :: [pid()]. - -join(PgName, Pid) when is_atom(PgName) -> - global:send(PgName, {join,self(),Pid}), - receive - {_P,{members,Members}} -> - Members - end. - -%% Multi cast Mess to all members in the group - --spec send(PgName, Msg) -> 'ok' when - PgName :: term(), - Msg :: term(). - -send(PgName, Mess) when is_atom(PgName) -> - global:send(PgName, {send, self(), Mess}), - ok; -send(Pg, Mess) when is_pid(Pg) -> - Pg ! {send,self(),Mess}, - ok. - -%% multi cast a message to all members in the group but ourselves -%% If we are a member - --spec esend(PgName, Msg) -> 'ok' when - PgName :: term(), - Msg :: term(). - -esend(PgName, Mess) when is_atom(PgName) -> - global:send(PgName, {esend,self(),Mess}), - ok; -esend(Pg, Mess) when is_pid(Pg) -> - Pg ! {esend,self(),Mess}, - ok. - -%% Return the members of the group - --spec members(PgName) -> Members when - PgName :: term(), - Members :: [pid()]. - -members(PgName) when is_atom(PgName) -> - global:send(PgName, {self() ,members}), - receive - {_P,{members,Members}} -> - Members - end; -members(Pg) when is_pid(Pg) -> - Pg ! {self,members}, - receive - {_P,{members,Members}} -> - Members - end. - --spec name_to_pid(atom()) -> pid() | 'undefined'. - -name_to_pid(PgName) when is_atom(PgName) -> - global:whereis_name(PgName). - --spec master(term()) -> no_return(). - -master(PgName) -> - process_flag(trap_exit, true), - master_loop(PgName, []). - -master_loop(PgName,Members) -> - receive - {send,From,Message} -> - send_all(Members,{pg_message,From,PgName,Message}), - master_loop(PgName,Members); - {esend,From,Message} -> - send_all(lists:delete(From,Members), - {pg_message,From,PgName,Message}), - master_loop(PgName,Members); - {join,From,Pid} -> - link(Pid), - send_all(Members,{new_member,PgName,Pid}), - From ! {self(),{members,Members}}, - master_loop(PgName,[Pid|Members]); - {From,members} -> - From ! {self(),{members,Members}}, - master_loop(PgName,Members); - {'EXIT',From,_} -> - L = - case lists:member(From,Members) of - true -> - NewMembers = lists:delete(From,Members), - send_all(NewMembers, {crashed_member,PgName,From}), - NewMembers; - false -> - Members - end, - master_loop(PgName,L) - end. - -send_all([], _) -> ok; -send_all([P|Ps], M) -> - P ! M, - send_all(Ps, M). - -%% Check if the process group already exists - -check(PgName) -> - case global:whereis_name(PgName) of - Pid when is_pid(Pid) -> - throw({error,already_created}); - undefined -> - ok - end. diff --git a/lib/stdlib/src/stdlib.app.src b/lib/stdlib/src/stdlib.app.src index d388410de0..42a787dacf 100644 --- a/lib/stdlib/src/stdlib.app.src +++ b/lib/stdlib/src/stdlib.app.src @@ -77,7 +77,6 @@ orddict, ordsets, otp_internal, - pg, pool, proc_lib, proplists, diff --git a/lib/stdlib/src/stdlib.appup.src b/lib/stdlib/src/stdlib.appup.src index 22eefb2514..b584cbb47c 100644 --- a/lib/stdlib/src/stdlib.appup.src +++ b/lib/stdlib/src/stdlib.appup.src @@ -17,9 +17,7 @@ %% %CopyrightEnd% {"%VSN%", %% Up from - max one major revision back - [{<<"2\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, %% R17 - {<<"1\\.19(\\.[0-9]+)*">>,[restart_new_emulator]}],%% R16 + [{<<"2\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-17 %% Down to - max one major revision back - [{<<"2\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, %% R17 - {<<"1\\.19(\\.[0-9]+)*">>,[restart_new_emulator]}] %% R16 + [{<<"2\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-17 }. diff --git a/lib/stdlib/test/erl_internal_SUITE.erl b/lib/stdlib/test/erl_internal_SUITE.erl index b6b3c004ea..197a7a33eb 100644 --- a/lib/stdlib/test/erl_internal_SUITE.erl +++ b/lib/stdlib/test/erl_internal_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2011. All Rights Reserved. +%% Copyright Ericsson AB 1999-2014. 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 @@ -51,7 +51,7 @@ end_per_group(_GroupName, Config) -> -define(default_timeout, ?t:minutes(2)). init_per_testcase(_Case, Config) -> - ?line Dog = test_server:timetrap(?default_timeout), + Dog = test_server:timetrap(?default_timeout), [{watchdog, Dog}|Config]. end_per_testcase(_Case, Config) -> @@ -63,27 +63,50 @@ behav(suite) -> []; behav(doc) -> ["Check that the behaviour callbacks are correctly defined"]; behav(_) -> - ?line check_behav_list([{start,2}, {stop,1}], - application:behaviour_info(callbacks)), - ?line check_behav_list([{init,1}, {handle_call,3}, {handle_cast,2}, - {handle_info,2}, {terminate,2}, {code_change,3}], - gen_server:behaviour_info(callbacks)), - ?line check_behav_list([{init,1}, {handle_event,3}, {handle_sync_event,4}, - {handle_info,3}, {terminate,3}, {code_change,4}], - gen_fsm:behaviour_info(callbacks)), - ?line check_behav_list([{init,1}, {handle_event,2}, {handle_call,2}, - {handle_info,2}, {terminate,2}, {code_change,3}], - gen_event:behaviour_info(callbacks)), - ?line check_behav_list( [{init,1}, {terminate,2}], - supervisor_bridge:behaviour_info(callbacks)), - ?line check_behav_list([{init,1}], - supervisor:behaviour_info(callbacks)), - ok. + Modules = [application, gen_server, gen_fsm, gen_event, + supervisor_bridge, supervisor], + lists:foreach(fun check_behav/1, Modules). + +check_behav(Module) -> + Callbacks = callbacks(Module), + Optional = optional_callbacks(Module), + check_behav_list(Callbacks, Module:behaviour_info(callbacks)), + check_behav_list(Optional, Module:behaviour_info(optional_callbacks)). check_behav_list([], []) -> ok; check_behav_list([L | L1], L2) -> - ?line true = lists:member(L, L2), - ?line L3 = lists:delete(L, L2), + true = lists:member(L, L2), + L3 = lists:delete(L, L2), check_behav_list(L1, L3). - +callbacks(application) -> + [{start,2}, {stop,1}]; +callbacks(gen_server) -> + [{init,1}, {handle_call,3}, {handle_cast,2}, + {handle_info,2}, {terminate,2}, {code_change,3}, + {format_status,2}]; +callbacks(gen_fsm) -> + [{init,1}, {handle_event,3}, {handle_sync_event,4}, + {handle_info,3}, {terminate,3}, {code_change,4}, + {format_status,2}]; +callbacks(gen_event) -> + [{init,1}, {handle_event,2}, {handle_call,2}, + {handle_info,2}, {terminate,2}, {code_change,3}, + {format_status,2}]; +callbacks(supervisor_bridge) -> + [{init,1}, {terminate,2}]; +callbacks(supervisor) -> + [{init,1}]. + +optional_callbacks(application) -> + []; +optional_callbacks(gen_server) -> + [{format_status,2}]; +optional_callbacks(gen_fsm) -> + [{format_status,2}]; +optional_callbacks(gen_event) -> + [{format_status,2}]; +optional_callbacks(supervisor_bridge) -> + []; +optional_callbacks(supervisor) -> + []. diff --git a/lib/stdlib/test/erl_lint_SUITE.erl b/lib/stdlib/test/erl_lint_SUITE.erl index ea61b2082b..ca91d94213 100644 --- a/lib/stdlib/test/erl_lint_SUITE.erl +++ b/lib/stdlib/test/erl_lint_SUITE.erl @@ -55,7 +55,7 @@ otp_11772/1, otp_11771/1, otp_11872/1, export_all/1, bif_clash/1, - behaviour_basic/1, behaviour_multiple/1, + behaviour_basic/1, behaviour_multiple/1, otp_11861/1, otp_7550/1, otp_8051/1, format_warn/1, @@ -63,7 +63,7 @@ too_many_arguments/1, basic_errors/1,bin_syntax_errors/1, predef/1, - maps/1,maps_type/1 + maps/1,maps_type/1,otp_11851/1 ]). % Default timetrap timeout (set in init_per_testcase). @@ -89,10 +89,10 @@ all() -> otp_5362, otp_5371, otp_7227, otp_5494, otp_5644, otp_5878, otp_5917, otp_6585, otp_6885, otp_10436, otp_11254, otp_11772, otp_11771, otp_11872, export_all, - bif_clash, behaviour_basic, behaviour_multiple, + 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]. + maps, maps_type, otp_11851]. groups() -> [{unused_vars_warn, [], @@ -2648,8 +2648,9 @@ otp_11872(Config) when is_list(Config) -> t() -> 1. ">>, - {error,[{6,erl_lint,{undefined_type,{product,0}}}], - [{8,erl_lint,{new_var_arity_type,map}}]} = + {error,[{6,erl_lint,{undefined_type,{product,0}}}, + {8,erl_lint,{undefined_type,{dict,0}}}], + [{8,erl_lint,{new_builtin_type,{map,0}}}]} = run_test2(Config, Ts, []), ok. @@ -3080,6 +3081,193 @@ behaviour_multiple(Config) when is_list(Config) -> ?line [] = run(Config, Ts), ok. +otp_11861(doc) -> + "OTP-11861. behaviour_info() and -callback."; +otp_11861(suite) -> []; +otp_11861(Conf) when is_list(Conf) -> + CallbackFiles = [callback1, callback2, callback3, + bad_behaviour1, bad_behaviour2], + lists:foreach(fun(M) -> + F = filename:join(?datadir, M), + Opts = [{outdir,?privdir}, return], + {ok, M, []} = compile:file(F, Opts) + end, CallbackFiles), + CodePath = code:get_path(), + true = code:add_path(?privdir), + Ts = [{otp_11861_1, + <<" + -export([b1/1]). + -behaviour(callback1). + -behaviour(callback2). + + -spec b1(atom()) -> integer(). + b1(A) when is_atom(A)-> + 3. + ">>, + [], + %% b2/1 is optional in both modules + {warnings,[{4,erl_lint, + {conflicting_behaviours,{b1,1},callback2,3,callback1}}]}}, + {otp_11861_2, + <<" + -export([b2/1]). + -behaviour(callback1). + -behaviour(callback2). + + -spec b2(integer()) -> atom(). + b2(I) when is_integer(I)-> + a. + ">>, + [], + %% b2/1 is optional in callback2, but not in callback1 + {warnings,[{3,erl_lint,{undefined_behaviour_func,{b1,1},callback1}}, + {4,erl_lint, + {conflicting_behaviours,{b2,1},callback2,3,callback1}}]}}, + {otp_11861_3, + <<" + -callback b(_) -> atom(). + -optional_callbacks({b1,1}). % non-existing and ignored + ">>, + [], + []}, + {otp_11861_4, + <<" + -callback b(_) -> atom(). + -optional_callbacks([{b1,1}]). % non-existing + ">>, + [], + %% No behaviour-info(), but callback. + {errors,[{3,erl_lint,{undefined_callback,{lint_test,b1,1}}}],[]}}, + {otp_11861_5, + <<" + -optional_callbacks([{b1,1}]). % non-existing + ">>, + [], + %% No behaviour-info() and no callback: warning anyway + {errors,[{2,erl_lint,{undefined_callback,{lint_test,b1,1}}}],[]}}, + {otp_11861_6, + <<" + -optional_callbacks([b1/1]). % non-existing + behaviour_info(callbacks) -> [{b1,1}]. + ">>, + [], + %% behaviour-info() and no callback: warning anyway + {errors,[{2,erl_lint,{undefined_callback,{lint_test,b1,1}}}],[]}}, + {otp_11861_7, + <<" + -optional_callbacks([b1/1]). % non-existing + -callback b(_) -> atom(). + behaviour_info(callbacks) -> [{b1,1}]. + ">>, + [], + %% behaviour-info() callback: warning + {errors,[{2,erl_lint,{undefined_callback,{lint_test,b1,1}}}, + {3,erl_lint,{behaviour_info,{lint_test,b,1}}}], + []}}, + {otp_11861_8, + <<" + -callback b(_) -> atom(). + -optional_callbacks([b/1, {b, 1}]). + ">>, + [], + {errors,[{3,erl_lint,{redefine_optional_callback,{b,1}}}],[]}}, + {otp_11861_9, + <<" + -behaviour(gen_server). + -export([handle_call/3,handle_cast/2,handle_info/2, + code_change/3, init/1, terminate/2]). + handle_call(_, _, _) -> ok. + handle_cast(_, _) -> ok. + handle_info(_, _) -> ok. + code_change(_, _, _) -> ok. + init(_) -> ok. + terminate(_, _) -> ok. + ">>, + [], + []}, + {otp_11861_9, + <<" + -behaviour(gen_server). + -export([handle_call/3,handle_cast/2,handle_info/2, + code_change/3, init/1, terminate/2, format_status/2]). + handle_call(_, _, _) -> ok. + handle_cast(_, _) -> ok. + handle_info(_, _) -> ok. + code_change(_, _, _) -> ok. + init(_) -> ok. + terminate(_, _) -> ok. + format_status(_, _) -> ok. % optional callback + ">>, + [], + %% Nothing... + []}, + {otp_11861_10, + <<" + -optional_callbacks([{b1,1,bad}]). % badly formed and ignored + behaviour_info(callbacks) -> [{b1,1}]. + ">>, + [], + []}, + {otp_11861_11, + <<" + -behaviour(bad_behaviour1). + ">>, + [], + {warnings,[{2,erl_lint, + {ill_defined_behaviour_callbacks,bad_behaviour1}}]}}, + {otp_11861_12, + <<" + -behaviour(non_existing_behaviour). + ">>, + [], + {warnings,[{2,erl_lint, + {undefined_behaviour,non_existing_behaviour}}]}}, + {otp_11861_13, + <<" + -behaviour(bad_behaviour_none). + ">>, + [], + {warnings,[{2,erl_lint,{undefined_behaviour,bad_behaviour_none}}]}}, + {otp_11861_14, + <<" + -callback b(_) -> atom(). + ">>, + [], + []}, + {otp_11861_15, + <<" + -optional_callbacks([{b1,1,bad}]). % badly formed + -callback b(_) -> atom(). + ">>, + [], + []}, + {otp_11861_16, + <<" + -callback b(_) -> atom(). + -callback b(_) -> atom(). + ">>, + [], + {errors,[{3,erl_lint,{redefine_callback,{b,1}}}],[]}}, + {otp_11861_17, + <<" + -behaviour(bad_behaviour2). + ">>, + [], + {warnings,[{2,erl_lint,{undefined_behaviour_callbacks, + bad_behaviour2}}]}}, + {otp_11861_18, + <<" + -export([f1/1]). + -behaviour(callback3). + f1(_) -> ok. + ">>, + [], + []} + ], + ?line [] = run(Conf, Ts), + true = code:set_path(CodePath), + ok. + otp_7550(doc) -> "Test that the new utf8/utf16/utf32 types do not allow size or unit specifiers."; otp_7550(Config) when is_list(Config) -> @@ -3145,8 +3333,8 @@ format_warn(Config) when is_list(Config) -> ok. format_level(Level, Count, Config) -> - ?line W = get_compilation_warnings(Config, "format", - [{warn_format, Level}]), + ?line W = get_compilation_result(Config, "format", + [{warn_format, Level}]), %% Pick out the 'format' warnings. ?line FW = lists:filter(fun({_Line, erl_lint, {format_error, _}}) -> true; (_) -> false @@ -3330,42 +3518,22 @@ bin_syntax_errors(Config) -> ok. predef(doc) -> - "OTP-10342: Predefined types: array(), digraph(), and so on"; + "OTP-10342: No longer predefined types: array(), digraph(), and so on"; predef(suite) -> []; predef(Config) when is_list(Config) -> - W = get_compilation_warnings(Config, "predef", []), + W = get_compilation_result(Config, "predef", []), [] = W, - W2 = get_compilation_warnings(Config, "predef2", []), - Tag = deprecated_builtin_type, - [{7,erl_lint,{Tag,{array,0},{array,array,1},"OTP 18.0"}}, - {12,erl_lint,{Tag,{dict,0},{dict,dict,2},"OTP 18.0"}}, - {17,erl_lint,{Tag,{digraph,0},{digraph,graph},"OTP 18.0"}}, - {27,erl_lint,{Tag,{gb_set,0},{gb_sets,set,1},"OTP 18.0"}}, - {32,erl_lint,{Tag,{gb_tree,0},{gb_trees,tree,2},"OTP 18.0"}}, - {37,erl_lint,{Tag,{queue,0},{queue,queue,1},"OTP 18.0"}}, - {42,erl_lint,{Tag,{set,0},{sets,set,1},"OTP 18.0"}}, - {47,erl_lint,{Tag,{tid,0},{ets,tid},"OTP 18.0"}}] = W2, - Ts = [{otp_10342_1, - <<"-compile(nowarn_deprecated_type). - - -spec t(dict()) -> non_neg_integer(). - - t(D) -> - erlang:phash2(D, 3000). - ">>, - {[nowarn_unused_function]}, - []}, - {otp_10342_2, - <<"-spec t(dict()) -> non_neg_integer(). - - t(D) -> - erlang:phash2(D, 3000). - ">>, - {[nowarn_unused_function]}, - {warnings,[{1,erl_lint, - {deprecated_builtin_type,{dict,0},{dict,dict,2}, - "OTP 18.0"}}]}}], - [] = run(Config, Ts), + %% dict(), digraph() and so on were removed in Erlang/OTP 18.0. + E2 = get_compilation_result(Config, "predef2", []), + Tag = undefined_type, + {[{7,erl_lint,{Tag,{array,0}}}, + {12,erl_lint,{Tag,{dict,0}}}, + {17,erl_lint,{Tag,{digraph,0}}}, + {27,erl_lint,{Tag,{gb_set,0}}}, + {32,erl_lint,{Tag,{gb_tree,0}}}, + {37,erl_lint,{Tag,{queue,0}}}, + {42,erl_lint,{Tag,{set,0}}}, + {47,erl_lint,{Tag,{tid,0}}}],[]} = E2, ok. maps(Config) -> @@ -3470,7 +3638,94 @@ maps_type(Config) when is_list(Config) -> t(M) -> M. ">>, [], - {warnings,[{3,erl_lint,{new_var_arity_type,map}}]}}], + {warnings,[{3,erl_lint,{new_builtin_type,{map,0}}}]}}], + [] = run(Config, Ts), + ok. + +otp_11851(doc) -> + "OTP-11851: More atoms can be used as type names + bug fixes."; +otp_11851(Config) when is_list(Config) -> + Ts = [ + {otp_11851_1, + <<"-export([t/0]). + -type range(A, B) :: A | B. + + -type union(A) :: A. + + -type product() :: integer(). + + -type tuple(A) :: A. + + -type map(A) :: A. + + -type record() :: a | b. + + -type integer(A) :: A. + + -type atom(A) :: A. + + -type binary(A, B) :: A | B. + + -type 'fun'() :: integer(). + + -type 'fun'(X) :: X. + + -type 'fun'(X, Y) :: X | Y. + + -type all() :: range(atom(), integer()) | union(pid()) | product() + | tuple(reference()) | map(function()) | record() + | integer(atom()) | atom(integer()) + | binary(pid(), tuple()) | 'fun'(port()) + | 'fun'() | 'fun'(<<>>, 'none'). + + -spec t() -> all(). + + t() -> + a. + ">>, + [], + []}, + {otp_11851_2, + <<"-export([a/1, b/1, t/0]). + + -callback b(_) -> integer(). + + -callback ?MODULE:a(_) -> integer(). + + a(_) -> 3. + + b(_) -> a. + + t()-> a. + ">>, + [], + {errors,[{5,erl_lint,{bad_callback,{lint_test,a,1}}}],[]}}, + {otp_11851_3, + <<"-export([a/1]). + + -spec a(_A) -> boolean() when + _ :: atom(), + _A :: integer(). + + a(_) -> true. + ">>, + [], + {errors,[{4,erl_parse,"bad type variable"}],[]}}, + {otp_11851_4, + <<" + -spec a(_) -> ok. + -spec a(_) -> ok. + + -spec ?MODULE:a(_) -> ok. + -spec ?MODULE:a(_) -> ok. + ">>, + [], + {errors,[{3,erl_lint,{redefine_spec,{a,1}}}, + {5,erl_lint,{redefine_spec,{lint_test,a,1}}}, + {6,erl_lint,{redefine_spec,{lint_test,a,1}}}, + {6,erl_lint,{spec_fun_undefined,{a,1}}}], + []}} + ], [] = run(Config, Ts), ok. @@ -3487,9 +3742,9 @@ run(Config, Tests) -> end, lists:foldl(F, [], Tests). -%% Compiles a test file and returns the list of warnings. +%% Compiles a test file and returns the list of warnings/errors. -get_compilation_warnings(Conf, Filename, Warnings) -> +get_compilation_result(Conf, Filename, Warnings) -> ?line DataDir = ?datadir, ?line File = filename:join(DataDir, Filename), {ok,Bin} = file:read_file(File++".erl"), @@ -3498,6 +3753,7 @@ get_compilation_warnings(Conf, Filename, Warnings) -> Test = lists:nthtail(Start+Length, FileS), case run_test(Conf, Test, Warnings) of {warnings, Ws} -> Ws; + {errors,Es,Ws} -> {Es,Ws}; [] -> [] end. diff --git a/lib/stdlib/test/erl_lint_SUITE_data/bad_behaviour1.erl b/lib/stdlib/test/erl_lint_SUITE_data/bad_behaviour1.erl new file mode 100644 index 0000000000..230f4b4519 --- /dev/null +++ b/lib/stdlib/test/erl_lint_SUITE_data/bad_behaviour1.erl @@ -0,0 +1,6 @@ +-module(bad_behaviour1). + +-export([behaviour_info/1]). + +behaviour_info(callbacks) -> + [{a,1,bad}]. diff --git a/lib/stdlib/test/erl_lint_SUITE_data/bad_behaviour2.erl b/lib/stdlib/test/erl_lint_SUITE_data/bad_behaviour2.erl new file mode 100644 index 0000000000..bb755ce18b --- /dev/null +++ b/lib/stdlib/test/erl_lint_SUITE_data/bad_behaviour2.erl @@ -0,0 +1,6 @@ +-module(bad_behaviour2). + +-export([behaviour_info/1]). + +behaviour_info(callbacks) -> + undefined. diff --git a/lib/stdlib/test/erl_lint_SUITE_data/callback1.erl b/lib/stdlib/test/erl_lint_SUITE_data/callback1.erl new file mode 100644 index 0000000000..3cc5b51879 --- /dev/null +++ b/lib/stdlib/test/erl_lint_SUITE_data/callback1.erl @@ -0,0 +1,6 @@ +-module(callback1). + +-callback b1(I :: integer()) -> atom(). +-callback b2(A :: atom()) -> integer(). + +-optional_callbacks([{b2,1}]). diff --git a/lib/stdlib/test/erl_lint_SUITE_data/callback2.erl b/lib/stdlib/test/erl_lint_SUITE_data/callback2.erl new file mode 100644 index 0000000000..211cf9f115 --- /dev/null +++ b/lib/stdlib/test/erl_lint_SUITE_data/callback2.erl @@ -0,0 +1,6 @@ +-module(callback2). + +-callback b1(I :: integer()) -> atom(). +-callback b2(A :: atom()) -> integer(). + +-optional_callbacks([b1/1, b2/1]). diff --git a/lib/stdlib/test/erl_lint_SUITE_data/callback3.erl b/lib/stdlib/test/erl_lint_SUITE_data/callback3.erl new file mode 100644 index 0000000000..97b3ecb860 --- /dev/null +++ b/lib/stdlib/test/erl_lint_SUITE_data/callback3.erl @@ -0,0 +1,8 @@ +-module(callback3). + +-export([behaviour_info/1]). + +behaviour_info(callbacks) -> + [{f1, 1}]; +behaviour_info(_) -> + undefined. diff --git a/lib/stdlib/test/erl_lint_SUITE_data/predef.erl b/lib/stdlib/test/erl_lint_SUITE_data/predef.erl index ee9073aa67..3cb7bf40f1 100644 --- a/lib/stdlib/test/erl_lint_SUITE_data/predef.erl +++ b/lib/stdlib/test/erl_lint_SUITE_data/predef.erl @@ -5,8 +5,8 @@ -export_type([array/0, digraph/0, gb_set/0]). -%% Before Erlang/OTP 17.0 local re-definitions of pre-defined opaque -%% types were ignored but did not generate any warning. +%% Since Erlang/OTP 18.0 array() and so on are no longer pre-defined, +%% so there is nothing special about them at all. -opaque array() :: atom(). -opaque digraph() :: atom(). -opaque gb_set() :: atom(). diff --git a/lib/stdlib/test/erl_pp_SUITE.erl b/lib/stdlib/test/erl_pp_SUITE.erl index babf3a49eb..12817943d0 100644 --- a/lib/stdlib/test/erl_pp_SUITE.erl +++ b/lib/stdlib/test/erl_pp_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2006-2013. All Rights Reserved. +%% Copyright Ericsson AB 2006-2014. 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 @@ -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_10302/1, otp_10820/1, otp_11100/1, otp_11861/1]). %% Internal export. -export([ehook/6]). @@ -83,7 +83,7 @@ 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_10302, otp_10820, otp_11100, otp_11861]}]. init_per_suite(Config) -> Config. @@ -874,6 +874,7 @@ type_examples() -> {ex3,<<"-type paren() :: (ann2()). ">>}, {ex4,<<"-type t1() :: atom(). ">>}, {ex5,<<"-type t2() :: [t1()]. ">>}, + {ex56,<<"-type integer(A) :: A. ">>}, {ex6,<<"-type t3(Atom) :: integer(Atom). ">>}, {ex7,<<"-type '\\'t::4'() :: t3('\\'foobar'). ">>}, {ex8,<<"-type t5() :: {t1(), t3(foo)}. ">>}, @@ -1204,8 +1205,18 @@ otp_11100(Config) when is_list(Config) -> []}}), ok. +otp_11861(doc) -> + "OTP-11861. behaviour_info() and -callback."; +otp_11861(suite) -> []; +otp_11861(Config) when is_list(Config) -> + "-optional_callbacks([bar/0]).\n" = + pf({attribute,3,optional_callbacks,[{bar,0}]}), + "-optional_callbacks([{bar,1,bad}]).\n" = + pf({attribute,4,optional_callbacks,[{bar,1,bad}]}), + ok. + pf(Form) -> - lists:flatten(erl_pp:form(Form,none)). + lists:flatten(erl_pp:form(Form, none)). %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% diff --git a/lib/syntax_tools/src/erl_syntax.erl b/lib/syntax_tools/src/erl_syntax.erl index 46a5ca48df..7f1e7dda31 100644 --- a/lib/syntax_tools/src/erl_syntax.erl +++ b/lib/syntax_tools/src/erl_syntax.erl @@ -3320,6 +3320,11 @@ attribute_arguments(Node) -> [set_pos( list(unfold_function_names(Data, Pos)), Pos)]; + optional_callbacks -> + D = try list(unfold_function_names(Data, Pos)) + catch _:_ -> abstract(Data) + end, + [set_pos(D, Pos)]; import -> {Module, Imports} = Data, [set_pos(atom(Module), Pos), @@ -6129,6 +6134,13 @@ abstract_tail(H, T) -> %% {@link char/1} function to explicitly create an abstract %% character.) %% +%% Note: `arity_qualifier' nodes are recognized. This is to follow The +%% Erlang Parser when it comes to wild attributes: both {F, A} and F/A +%% are recognized, which makes it possible to turn wild attributes +%% into recognized attributes without at the same time making it +%% impossible to compile files using the new syntax with the old +%% version of the Erlang Compiler. +%% %% @see abstract/1 %% @see is_literal/1 %% @see char/1 @@ -6170,6 +6182,20 @@ concrete(Node) -> {value, concrete(F), []} end, [], true), B; + arity_qualifier -> + A = erl_syntax:arity_qualifier_argument(Node), + case erl_syntax:type(A) of + integer -> + F = erl_syntax:arity_qualifier_body(Node), + case erl_syntax:type(F) of + atom -> + {F, A}; + _ -> + erlang:error({badarg, Node}) + end; + _ -> + erlang:error({badarg, Node}) + end; _ -> erlang:error({badarg, Node}) end. diff --git a/lib/typer/src/typer.erl b/lib/typer/src/typer.erl index 572bf24ca4..cbad05081e 100644 --- a/lib/typer/src/typer.erl +++ b/lib/typer/src/typer.erl @@ -405,7 +405,7 @@ get_type({{M, F, A} = MFA, Range, Arg}, CodeServer, Records) -> case dialyzer_codeserver:lookup_mfa_contract(MFA, CodeServer) of error -> {{F, A}, {Range, Arg}}; - {ok, {_FileLine, Contract}} -> + {ok, {_FileLine, Contract, _Xtra}} -> Sig = erl_types:t_fun(Arg, Range), case dialyzer_contracts:check_contract(Contract, Sig) of ok -> {{F, A}, {contract, Contract}}; |