diff options
Diffstat (limited to 'lib/dialyzer/test')
30 files changed, 422 insertions, 145 deletions
diff --git a/lib/dialyzer/test/behaviour_SUITE_data/results/callbacks_and_specs b/lib/dialyzer/test/behaviour_SUITE_data/results/callbacks_and_specs index 33d135048e..38999e8919 100644 --- a/lib/dialyzer/test/behaviour_SUITE_data/results/callbacks_and_specs +++ b/lib/dialyzer/test/behaviour_SUITE_data/results/callbacks_and_specs @@ -1,5 +1,5 @@ -my_callbacks_wrong.erl:26: The return type #state{parent::'undefined' | pid(),status::'closed' | 'init' | 'open',subscribe::[{pid(),integer()}],counter::integer()} in the specification of callback_init/1 is not a subtype of {'ok',_}, which is the expected return type for the callback of my_behaviour behaviour -my_callbacks_wrong.erl:28: The inferred return type of callback_init/1 (#state{parent::'undefined' | pid(),status::'init',subscribe::[],counter::1}) has nothing in common with {'ok',_}, which is the expected return type for the callback of my_behaviour behaviour -my_callbacks_wrong.erl:30: The return type {'reply',#state{parent::'undefined' | pid(),status::'closed' | 'init' | 'open',subscribe::[{pid(),integer()}],counter::integer()}} in the specification of callback_cast/3 is not a subtype of {'noreply',_}, which is the expected return type for the callback of my_behaviour behaviour +my_callbacks_wrong.erl:26: The return type #state{parent::pid(),status::'closed' | 'init' | 'open',subscribe::[{pid(),integer()}],counter::integer()} in the specification of callback_init/1 is not a subtype of {'ok',_}, which is the expected return type for the callback of my_behaviour behaviour +my_callbacks_wrong.erl:28: The inferred return type of callback_init/1 (#state{parent::pid(),status::'init',subscribe::[],counter::1}) has nothing in common with {'ok',_}, which is the expected return type for the callback of my_behaviour behaviour +my_callbacks_wrong.erl:30: The return type {'reply',#state{parent::pid(),status::'closed' | 'init' | 'open',subscribe::[{pid(),integer()}],counter::integer()}} in the specification of callback_cast/3 is not a subtype of {'noreply',_}, which is the expected return type for the callback of my_behaviour behaviour my_callbacks_wrong.erl:39: The specified type for the 2nd argument of callback_call/3 (atom()) is not a supertype of pid(), which is expected type for this argument in the callback of the my_behaviour behaviour diff --git a/lib/dialyzer/test/behaviour_SUITE_data/results/supervisor_incorrect_return b/lib/dialyzer/test/behaviour_SUITE_data/results/supervisor_incorrect_return index 4103a2d8b4..89eb295604 100644 --- a/lib/dialyzer/test/behaviour_SUITE_data/results/supervisor_incorrect_return +++ b/lib/dialyzer/test/behaviour_SUITE_data/results/supervisor_incorrect_return @@ -1,2 +1,2 @@ -supervisor_incorrect_return.erl:14: The inferred return type of init/1 ({'ok',{{'one_against_one',0,1},[{_,_,_,_,_,_},...]}}) has nothing in common with 'ignore' | {'ok',{{'one_for_all',non_neg_integer(),pos_integer()} | {'one_for_one',non_neg_integer(),pos_integer()} | {'rest_for_one',non_neg_integer(),pos_integer()} | {'simple_one_for_one',non_neg_integer(),pos_integer()} | #{},[{_,{atom() | tuple(),atom(),'undefined' | [any()]},'permanent' | 'temporary' | 'transient','brutal_kill' | 'infinity' | non_neg_integer(),'supervisor' | 'worker','dynamic' | [atom() | tuple()]} | #{}]}}, which is the expected return type for the callback of supervisor behaviour +supervisor_incorrect_return.erl:14: The inferred return type of init/1 ({'ok',{{'one_against_one',0,1},[{_,_,_,_,_,_},...]}}) has nothing in common with 'ignore' | {'ok',{{'one_for_all',non_neg_integer(),pos_integer()} | {'one_for_one',non_neg_integer(),pos_integer()} | {'rest_for_one',non_neg_integer(),pos_integer()} | {'simple_one_for_one',non_neg_integer(),pos_integer()} | #{},[{_,{atom(),atom(),'undefined' | [any()]},'permanent' | 'temporary' | 'transient','brutal_kill' | 'infinity' | non_neg_integer(),'supervisor' | 'worker','dynamic' | [atom()]} | #{}]}}, which is the expected return type for the callback of supervisor behaviour diff --git a/lib/dialyzer/test/opaque_SUITE_data/results/crash b/lib/dialyzer/test/opaque_SUITE_data/results/crash index 69bdc00257..d63389f79c 100644 --- a/lib/dialyzer/test/opaque_SUITE_data/results/crash +++ b/lib/dialyzer/test/opaque_SUITE_data/results/crash @@ -1,6 +1,6 @@ -crash_1.erl:45: Record construction #targetlist{list::[]} violates the declared type of field list::'undefined' | crash_1:target() -crash_1.erl:48: The call crash_1:get_using_branch2(Branch::maybe_improper_list(),L::'undefined' | crash_1:target()) will never return since it differs in the 2nd argument from the success typing arguments: (any(),maybe_improper_list()) -crash_1.erl:50: The pattern <_Branch, []> can never match the type <maybe_improper_list(),'undefined' | crash_1:target()> -crash_1.erl:52: The pattern <Branch, [H = {'target', _, _} | _T]> can never match the type <maybe_improper_list(),'undefined' | crash_1:target()> -crash_1.erl:54: The pattern <Branch, [{'target', _, _} | T]> can never match the type <maybe_improper_list(),'undefined' | crash_1:target()> +crash_1.erl:45: Record construction #targetlist{list::[]} violates the declared type of field list::crash_1:target() +crash_1.erl:48: The call crash_1:get_using_branch2(Branch::maybe_improper_list(),L::crash_1:target()) will never return since it differs in the 2nd argument from the success typing arguments: (any(),maybe_improper_list()) +crash_1.erl:50: The pattern <_Branch, []> can never match the type <maybe_improper_list(),crash_1:target()> +crash_1.erl:52: The pattern <Branch, [H = {'target', _, _} | _T]> can never match the type <maybe_improper_list(),crash_1:target()> +crash_1.erl:54: The pattern <Branch, [{'target', _, _} | T]> can never match the type <maybe_improper_list(),crash_1:target()> diff --git a/lib/dialyzer/test/opaque_SUITE_data/results/simple b/lib/dialyzer/test/opaque_SUITE_data/results/simple index 1a7a139d6e..391c37664e 100644 --- a/lib/dialyzer/test/opaque_SUITE_data/results/simple +++ b/lib/dialyzer/test/opaque_SUITE_data/results/simple @@ -18,7 +18,7 @@ rec_api.erl:104: Matching of pattern {'r2', 10} tagged with a record name violat rec_api.erl:113: The attempt to match a term of type #r3{f1::queue:queue(_)} against the pattern {'r3', 'a'} breaks the opaqueness of queue:queue(_) rec_api.erl:118: Record construction #r3{f1::10} violates the declared type of field f1::queue:queue(_) rec_api.erl:123: The attempt to match a term of type #r3{f1::10} against the pattern {'r3', 10} breaks the opaqueness of queue:queue(_) -rec_api.erl:24: Record construction #r1{f1::10} violates the declared type of field f1::'undefined' | rec_api:a() +rec_api.erl:24: Record construction #r1{f1::10} violates the declared type of field f1::rec_api:a() rec_api.erl:29: Matching of pattern {'r1', 10} tagged with a record name violates the declared type of #r1{f1::10} rec_api.erl:33: The attempt to match a term of type rec_adt:r1() against the pattern {'r1', 'a'} breaks the opaqueness of the term rec_api.erl:35: Invalid type specification for function rec_api:adt_t1/1. The success typing is (#r1{f1::'a'}) -> #r1{f1::'a'} @@ -70,8 +70,8 @@ simple1_api.erl:478: The call 'foo':A(A::simple1_adt:a()) breaks the opaqueness simple1_api.erl:486: The call A:'foo'(A::simple1_adt:a()) breaks the opaqueness of the term A :: simple1_adt:a() simple1_api.erl:499: The call 'foo':A(A::simple1_api:i()) requires that A is of type atom() not simple1_api:i() simple1_api.erl:503: The call 'foo':A(A::simple1_adt:i()) requires that A is of type atom() not simple1_adt:i() -simple1_api.erl:507: The call A:'foo'(A::simple1_api:i()) requires that A is of type atom() | tuple() not simple1_api:i() -simple1_api.erl:511: The call A:'foo'(A::simple1_adt:i()) requires that A is of type atom() | tuple() not simple1_adt:i() +simple1_api.erl:507: The call A:'foo'(A::simple1_api:i()) requires that A is of type atom() not simple1_api:i() +simple1_api.erl:511: The call A:'foo'(A::simple1_adt:i()) requires that A is of type atom() not simple1_adt:i() simple1_api.erl:519: Guard test A::simple1_adt:d2() == B::simple1_adt:d1() contains opaque terms as 1st and 2nd arguments simple1_api.erl:534: Guard test A::simple1_adt:d1() >= 3 contains an opaque term as 1st argument simple1_api.erl:536: Guard test A::simple1_adt:d1() == 3 contains an opaque term as 1st argument diff --git a/lib/dialyzer/test/opaque_SUITE_data/src/proper/proper_typeserver.erl b/lib/dialyzer/test/opaque_SUITE_data/src/proper/proper_typeserver.erl index b6cab5e24b..1677b4efb8 100644 --- a/lib/dialyzer/test/opaque_SUITE_data/src/proper/proper_typeserver.erl +++ b/lib/dialyzer/test/opaque_SUITE_data/src/proper/proper_typeserver.erl @@ -781,7 +781,8 @@ add_mod_info({attribute,_Line,record,{RecName,Fields}}, true -> ModInfo; false -> - TypedRecord = {attribute,0,type,{{record,RecName},Fields,[]}}, + A = erl_anno:new(0), + TypedRecord = {attribute,A,type,{{record,RecName},Fields,[]}}, add_mod_info(TypedRecord, ModInfo) end; add_mod_info({attribute,_Line,Kind,{Name,TypeForm,VarForms}}, diff --git a/lib/dialyzer/test/plt_SUITE.erl b/lib/dialyzer/test/plt_SUITE.erl index ecbac14e5d..6ebe23b54b 100644 --- a/lib/dialyzer/test/plt_SUITE.erl +++ b/lib/dialyzer/test/plt_SUITE.erl @@ -7,12 +7,14 @@ -include("dialyzer_test_constants.hrl"). -export([suite/0, all/0, build_plt/1, beam_tests/1, update_plt/1, - run_plt_check/1, run_succ_typings/1]). + local_fun_same_as_callback/1, + remove_plt/1, run_plt_check/1, run_succ_typings/1]). suite() -> [{timetrap, ?plt_timeout}]. -all() -> [build_plt, beam_tests, update_plt, run_plt_check, run_succ_typings]. +all() -> [build_plt, beam_tests, update_plt, run_plt_check, + remove_plt, run_succ_typings, local_fun_same_as_callback]. build_plt(Config) -> OutDir = ?config(priv_dir, Config), @@ -158,6 +160,95 @@ update_plt(Config) -> {init_plt, Plt}] ++ Opts), ok. +%%% If a behaviour module contains an non-exported function with the same name +%%% as one of the behaviour's callbacks, the callback info was inadvertently +%%% deleted from the PLT as the dialyzer_plt:delete_list/2 function was cleaning +%%% up the callback table. This bug was reported by Brujo Benavides. + +local_fun_same_as_callback(Config) when is_list(Config) -> + PrivDir = ?config(priv_dir, Config), + Prog1 = + <<"-module(bad_behaviour). + -callback bad() -> bad. + -export([publicly_bad/0]). + + %% @doc This function is here just to avoid the 'unused' warning for bad/0 + publicly_bad() -> bad(). + + %% @doc This function overlaps with the callback with the same name, and + %% that was an issue for dialyzer since it's a private function. + bad() -> bad.">>, + {ok, Beam} = compile(Config, Prog1, bad_behaviour, []), + + ErlangBeam = case code:where_is_file("erlang.beam") of + non_existing -> + filename:join([code:root_dir(), + "erts", "preloaded", "ebin", + "erlang.beam"]); + EBeam -> + EBeam + end, + Plt = filename:join(PrivDir, "plt_bad_behaviour.plt"), + Opts = [{check_plt, true}, {from, byte_code}], + [] = dialyzer:run([{analysis_type, plt_build}, + {files, [Beam, ErlangBeam]}, + {output_plt, Plt}] ++ Opts), + + Prog2 = + <<"-module(bad_child). + -behaviour(bad_behaviour). + + -export([bad/0]). + + %% @doc This function incorreclty implements bad_behaviour. + bad() -> not_bad.">>, + {ok, TestBeam} = compile(Config, Prog2, bad_child, []), + + [{warn_behaviour, _, + {callback_type_mismatch, + [bad_behaviour,bad,0,"'not_bad'","'bad'"]}}] = + dialyzer:run([{analysis_type, succ_typings}, + {files, [TestBeam]}, + {init_plt, Plt}] ++ Opts), + ok. + +%%% [James Fish:] +%%% Dialyzer always asserts that files and directories passed in its +%%% options exist. Therefore it is not possible to remove a beam/module +%%% from a PLT when the beam file no longer exists. Dialyzer should not to +%%% check files exist on disk when removing from the PLT. +remove_plt(Config) -> + PrivDir = ?config(priv_dir, Config), + Prog1 = <<"-module(m1). + -export([t/0]). + t() -> + m2:a(a).">>, + {ok, Beam1} = compile(Config, Prog1, m1, []), + + Prog2 = <<"-module(m2). + -export([a/1]). + a(A) when is_integer(A) -> A.">>, + {ok, Beam2} = compile(Config, Prog2, m2, []), + + Plt = filename:join(PrivDir, "remove.plt"), + Opts = [{check_plt, true}, {from, byte_code}], + + [{warn_return_no_exit, _, {no_return,[only_normal,t,0]}}, + {warn_failing_call, _, {call, [m2,a,"('a')",_,_,_,_,_]}}] = + dialyzer:run([{analysis_type, plt_build}, + {files, [Beam1, Beam2]}, + {get_warnings, true}, + {output_plt, Plt}] ++ Opts), + + [] = dialyzer:run([{init_plt, Plt}, + {files, [Beam2]}, + {analysis_type, plt_remove}]), + + [] = dialyzer:run([{analysis_type, succ_typings}, + {files, [Beam1]}, + {init_plt, Plt}] ++ Opts), + ok. + compile(Config, Prog, Module, CompileOpts) -> Source = lists:concat([Module, ".erl"]), PrivDir = ?config(priv_dir,Config), diff --git a/lib/dialyzer/test/r9c_SUITE_data/results/mnesia b/lib/dialyzer/test/r9c_SUITE_data/results/mnesia index b73943422a..bf67447ee7 100644 --- a/lib/dialyzer/test/r9c_SUITE_data/results/mnesia +++ b/lib/dialyzer/test/r9c_SUITE_data/results/mnesia @@ -6,7 +6,7 @@ mnesia_bup.erl:111: The created fun has no local return mnesia_bup.erl:574: Function fallback_receiver/2 has no local return mnesia_bup.erl:967: Function uninstall_fallback_master/2 has no local return mnesia_checkpoint.erl:1014: The variable Error can never match since previous clauses completely covered the type {'ok',#checkpoint_args{nodes::[any()],retainers::[any(),...]}} -mnesia_checkpoint.erl:894: The call sys:handle_system_msg(Msg::any(),From::any(),'no_parent','mnesia_checkpoint',[],Cp::#checkpoint_args{}) breaks the contract (Msg,From,Parent,Module,Debug,Misc) -> no_return() when is_subtype(Msg,term()), is_subtype(From,{pid(),Tag::_}), is_subtype(Parent,pid()), is_subtype(Module,module()), is_subtype(Debug,[dbg_opt()]), is_subtype(Misc,term()) +mnesia_checkpoint.erl:894: The call sys:handle_system_msg(Msg::any(),From::any(),'no_parent','mnesia_checkpoint',[],Cp::#checkpoint_args{}) breaks the contract (Msg,From,Parent,Module,Debug,Misc) -> no_return() when Msg :: term(), From :: {pid(),Tag::_}, Parent :: pid(), Module :: module(), Debug :: [dbg_opt()], Misc :: term() mnesia_controller.erl:1666: The variable Tab can never match since previous clauses completely covered the type [any()] mnesia_controller.erl:1679: The pattern {'stop', Reason, Reply, State2} can never match the type {'noreply',_} | {'reply',_,_} | {'stop','shutdown',#state{}} mnesia_controller.erl:1685: The pattern {'noreply', State2, _Timeout} can never match the type {'reply',_,_} @@ -35,6 +35,6 @@ mnesia_schema.erl:1258: Guard test FromS::'disc_copies' | 'disc_only_copies' | ' mnesia_schema.erl:1639: The pattern {'false', 'mandatory'} can never match the type {'false','optional'} mnesia_schema.erl:2434: The variable Reason can never match since previous clauses completely covered the type {'error',_} | {'ok',_} mnesia_schema.erl:451: Guard test UseDirAnyway::'false' == 'true' can never succeed -mnesia_text.erl:180: The variable T can never match since previous clauses completely covered the type {'error',{integer(),atom() | tuple(),_}} | {'ok',_} +mnesia_text.erl:180: The variable T can never match since previous clauses completely covered the type {'error',{non_neg_integer(),atom(),_}} | {'ok',_} mnesia_tm.erl:1522: Function commit_participant/5 has no local return mnesia_tm.erl:2169: Function system_terminate/4 has no local return diff --git a/lib/dialyzer/test/small_SUITE_data/results/app_call b/lib/dialyzer/test/small_SUITE_data/results/app_call index cc1a63f944..1af649815a 100644 --- a/lib/dialyzer/test/small_SUITE_data/results/app_call +++ b/lib/dialyzer/test/small_SUITE_data/results/app_call @@ -1,3 +1,3 @@ -app_call.erl:6: The call M:'foo'() requires that M is of type atom() | tuple() not 42 +app_call.erl:6: The call M:'foo'() requires that M is of type atom() not 42 app_call.erl:9: The call 'mod':F() requires that F is of type atom() not {'gazonk',[]} diff --git a/lib/dialyzer/test/small_SUITE_data/results/bif1 b/lib/dialyzer/test/small_SUITE_data/results/bif1 new file mode 100644 index 0000000000..289b6f821f --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/results/bif1 @@ -0,0 +1,3 @@ + +bif1.erl:13: Function string_chars/0 has no local return +bif1.erl:16: The call string:chars(S::65,10,L2::bif1_adt:s()) contains an opaque term as 3rd argument when terms of different types are expected in these positions diff --git a/lib/dialyzer/test/small_SUITE_data/results/comparisons b/lib/dialyzer/test/small_SUITE_data/results/comparisons index 642585d25e..5083d2695a 100644 --- a/lib/dialyzer/test/small_SUITE_data/results/comparisons +++ b/lib/dialyzer/test/small_SUITE_data/results/comparisons @@ -1,50 +1,43 @@ comparisons.erl:100: The pattern 'true' can never match the type 'false' -comparisons.erl:101: The pattern 'true' can never match the type 'false' +comparisons.erl:101: The pattern 'false' can never match the type 'true' comparisons.erl:102: The pattern 'false' can never match the type 'true' -comparisons.erl:103: The pattern 'false' can never match the type 'true' +comparisons.erl:103: The pattern 'true' can never match the type 'false' comparisons.erl:104: The pattern 'true' can never match the type 'false' -comparisons.erl:105: The pattern 'true' can never match the type 'false' -comparisons.erl:107: The pattern 'true' can never match the type 'false' -comparisons.erl:108: The pattern 'true' can never match the type 'false' -comparisons.erl:109: The pattern 'false' can never match the type 'true' -comparisons.erl:110: The pattern 'false' can never match the type 'true' -comparisons.erl:111: The pattern 'true' can never match the type 'false' -comparisons.erl:112: The pattern 'true' can never match the type 'false' -comparisons.erl:113: The pattern 'false' can never match the type 'true' -comparisons.erl:114: The pattern 'false' can never match the type 'true' -comparisons.erl:115: The pattern 'true' can never match the type 'false' -comparisons.erl:116: The pattern 'true' can never match the type 'false' -comparisons.erl:117: The pattern 'false' can never match the type 'true' comparisons.erl:118: The pattern 'false' can never match the type 'true' +comparisons.erl:119: The pattern 'false' can never match the type 'true' +comparisons.erl:120: The pattern 'true' can never match the type 'false' +comparisons.erl:121: The pattern 'true' can never match the type 'false' +comparisons.erl:122: The pattern 'false' can never match the type 'true' comparisons.erl:123: The pattern 'false' can never match the type 'true' -comparisons.erl:124: The pattern 'false' can never match the type 'true' +comparisons.erl:124: The pattern 'true' can never match the type 'false' comparisons.erl:125: The pattern 'true' can never match the type 'false' -comparisons.erl:126: The pattern 'true' can never match the type 'false' +comparisons.erl:126: The pattern 'false' can never match the type 'true' comparisons.erl:127: The pattern 'false' can never match the type 'true' -comparisons.erl:128: The pattern 'false' can never match the type 'true' +comparisons.erl:128: The pattern 'true' can never match the type 'false' comparisons.erl:129: The pattern 'true' can never match the type 'false' -comparisons.erl:130: The pattern 'true' can never match the type 'false' +comparisons.erl:130: The pattern 'false' can never match the type 'true' +comparisons.erl:131: The pattern 'false' can never match the type 'true' comparisons.erl:132: The pattern 'true' can never match the type 'false' comparisons.erl:133: The pattern 'true' can never match the type 'false' comparisons.erl:134: The pattern 'false' can never match the type 'true' comparisons.erl:135: The pattern 'false' can never match the type 'true' comparisons.erl:136: The pattern 'true' can never match the type 'false' comparisons.erl:137: The pattern 'true' can never match the type 'false' -comparisons.erl:138: The pattern 'false' can never match the type 'true' -comparisons.erl:139: The pattern 'false' can never match the type 'true' +comparisons.erl:139: The pattern 'true' can never match the type 'false' comparisons.erl:140: The pattern 'true' can never match the type 'false' -comparisons.erl:141: The pattern 'true' can never match the type 'false' +comparisons.erl:141: The pattern 'false' can never match the type 'true' comparisons.erl:142: The pattern 'false' can never match the type 'true' -comparisons.erl:143: The pattern 'false' can never match the type 'true' +comparisons.erl:143: The pattern 'true' can never match the type 'false' comparisons.erl:144: The pattern 'true' can never match the type 'false' -comparisons.erl:145: The pattern 'true' can never match the type 'false' +comparisons.erl:145: The pattern 'false' can never match the type 'true' comparisons.erl:146: The pattern 'false' can never match the type 'true' -comparisons.erl:147: The pattern 'false' can never match the type 'true' -comparisons.erl:152: The pattern 'false' can never match the type 'true' -comparisons.erl:153: The pattern 'false' can never match the type 'true' -comparisons.erl:154: The pattern 'true' can never match the type 'false' -comparisons.erl:155: The pattern 'true' can never match the type 'false' +comparisons.erl:147: The pattern 'true' can never match the type 'false' +comparisons.erl:148: The pattern 'true' can never match the type 'false' +comparisons.erl:149: The pattern 'false' can never match the type 'true' +comparisons.erl:150: The pattern 'false' can never match the type 'true' +comparisons.erl:155: The pattern 'false' can never match the type 'true' +comparisons.erl:156: The pattern 'false' can never match the type 'true' comparisons.erl:157: The pattern 'true' can never match the type 'false' comparisons.erl:158: The pattern 'true' can never match the type 'false' comparisons.erl:159: The pattern 'false' can never match the type 'true' @@ -59,36 +52,62 @@ comparisons.erl:167: The pattern 'false' can never match the type 'true' comparisons.erl:168: The pattern 'false' can never match the type 'true' comparisons.erl:169: The pattern 'true' can never match the type 'false' comparisons.erl:170: The pattern 'true' can never match the type 'false' -comparisons.erl:171: The pattern 'false' can never match the type 'true' -comparisons.erl:172: The pattern 'false' can never match the type 'true' +comparisons.erl:172: The pattern 'true' can never match the type 'false' comparisons.erl:173: The pattern 'true' can never match the type 'false' -comparisons.erl:174: The pattern 'true' can never match the type 'false' +comparisons.erl:174: The pattern 'false' can never match the type 'true' comparisons.erl:175: The pattern 'false' can never match the type 'true' -comparisons.erl:176: The pattern 'false' can never match the type 'true' +comparisons.erl:176: The pattern 'true' can never match the type 'false' +comparisons.erl:177: The pattern 'true' can never match the type 'false' +comparisons.erl:178: The pattern 'false' can never match the type 'true' +comparisons.erl:179: The pattern 'false' can never match the type 'true' +comparisons.erl:180: The pattern 'true' can never match the type 'false' +comparisons.erl:181: The pattern 'true' can never match the type 'false' +comparisons.erl:182: The pattern 'false' can never match the type 'true' +comparisons.erl:183: The pattern 'false' can never match the type 'true' +comparisons.erl:184: The pattern 'true' can never match the type 'false' +comparisons.erl:185: The pattern 'true' can never match the type 'false' comparisons.erl:186: The pattern 'false' can never match the type 'true' comparisons.erl:187: The pattern 'false' can never match the type 'true' -comparisons.erl:188: The pattern 'true' can never match the type 'false' -comparisons.erl:189: The pattern 'true' can never match the type 'false' -comparisons.erl:190: The pattern 'false' can never match the type 'true' -comparisons.erl:191: The pattern 'false' can never match the type 'true' -comparisons.erl:192: The pattern 'true' can never match the type 'false' -comparisons.erl:193: The pattern 'true' can never match the type 'false' -comparisons.erl:203: The pattern 'false' can never match the type 'true' -comparisons.erl:204: The pattern 'false' can never match the type 'true' +comparisons.erl:192: The pattern 'false' can never match the type 'true' +comparisons.erl:193: The pattern 'false' can never match the type 'true' +comparisons.erl:194: The pattern 'true' can never match the type 'false' +comparisons.erl:195: The pattern 'true' can never match the type 'false' +comparisons.erl:196: The pattern 'false' can never match the type 'true' +comparisons.erl:197: The pattern 'false' can never match the type 'true' +comparisons.erl:198: The pattern 'true' can never match the type 'false' +comparisons.erl:199: The pattern 'true' can never match the type 'false' +comparisons.erl:200: The pattern 'false' can never match the type 'true' +comparisons.erl:201: The pattern 'false' can never match the type 'true' +comparisons.erl:202: The pattern 'true' can never match the type 'false' +comparisons.erl:203: The pattern 'true' can never match the type 'false' comparisons.erl:205: The pattern 'true' can never match the type 'false' comparisons.erl:206: The pattern 'true' can never match the type 'false' -comparisons.erl:208: The pattern 'true' can never match the type 'false' +comparisons.erl:207: The pattern 'false' can never match the type 'true' +comparisons.erl:208: The pattern 'false' can never match the type 'true' comparisons.erl:209: The pattern 'true' can never match the type 'false' -comparisons.erl:210: The pattern 'false' can never match the type 'true' +comparisons.erl:210: The pattern 'true' can never match the type 'false' comparisons.erl:211: The pattern 'false' can never match the type 'true' +comparisons.erl:212: The pattern 'false' can never match the type 'true' +comparisons.erl:213: The pattern 'true' can never match the type 'false' +comparisons.erl:214: The pattern 'true' can never match the type 'false' +comparisons.erl:215: The pattern 'false' can never match the type 'true' +comparisons.erl:216: The pattern 'false' can never match the type 'true' +comparisons.erl:217: The pattern 'true' can never match the type 'false' +comparisons.erl:218: The pattern 'true' can never match the type 'false' +comparisons.erl:219: The pattern 'false' can never match the type 'true' +comparisons.erl:220: The pattern 'false' can never match the type 'true' comparisons.erl:221: The pattern 'true' can never match the type 'false' comparisons.erl:222: The pattern 'true' can never match the type 'false' comparisons.erl:223: The pattern 'false' can never match the type 'true' comparisons.erl:224: The pattern 'false' can never match the type 'true' -comparisons.erl:225: The pattern 'true' can never match the type 'false' -comparisons.erl:226: The pattern 'true' can never match the type 'false' -comparisons.erl:227: The pattern 'false' can never match the type 'true' -comparisons.erl:228: The pattern 'false' can never match the type 'true' +comparisons.erl:229: The pattern 'true' can never match the type 'false' +comparisons.erl:230: The pattern 'true' can never match the type 'false' +comparisons.erl:231: The pattern 'false' can never match the type 'true' +comparisons.erl:232: The pattern 'false' can never match the type 'true' +comparisons.erl:233: The pattern 'false' can never match the type 'true' +comparisons.erl:234: The pattern 'false' can never match the type 'true' +comparisons.erl:235: The pattern 'true' can never match the type 'false' +comparisons.erl:236: The pattern 'true' can never match the type 'false' comparisons.erl:242: The pattern 'false' can never match the type 'true' comparisons.erl:243: The pattern 'false' can never match the type 'true' comparisons.erl:244: The pattern 'true' can never match the type 'false' @@ -97,57 +116,86 @@ comparisons.erl:246: The pattern 'false' can never match the type 'true' comparisons.erl:247: The pattern 'false' can never match the type 'true' comparisons.erl:248: The pattern 'true' can never match the type 'false' comparisons.erl:249: The pattern 'true' can never match the type 'false' -comparisons.erl:251: The pattern 'true' can never match the type 'false' -comparisons.erl:252: The pattern 'true' can never match the type 'false' -comparisons.erl:253: The pattern 'false' can never match the type 'true' -comparisons.erl:254: The pattern 'false' can never match the type 'true' -comparisons.erl:263: The pattern 'false' can never match the type 'true' -comparisons.erl:264: The pattern 'false' can never match the type 'true' +comparisons.erl:259: The pattern 'false' can never match the type 'true' +comparisons.erl:260: The pattern 'false' can never match the type 'true' +comparisons.erl:261: The pattern 'true' can never match the type 'false' +comparisons.erl:262: The pattern 'true' can never match the type 'false' +comparisons.erl:264: The pattern 'true' can never match the type 'false' comparisons.erl:265: The pattern 'true' can never match the type 'false' -comparisons.erl:266: The pattern 'true' can never match the type 'false' -comparisons.erl:268: The pattern 'true' can never match the type 'false' -comparisons.erl:269: The pattern 'true' can never match the type 'false' -comparisons.erl:270: The pattern 'false' can never match the type 'true' -comparisons.erl:271: The pattern 'false' can never match the type 'true' -comparisons.erl:272: The pattern 'true' can never match the type 'false' -comparisons.erl:273: The pattern 'true' can never match the type 'false' -comparisons.erl:274: The pattern 'false' can never match the type 'true' -comparisons.erl:275: The pattern 'false' can never match the type 'true' -comparisons.erl:293: The pattern 'false' can never match the type 'true' -comparisons.erl:294: The pattern 'false' can never match the type 'true' -comparisons.erl:295: The pattern 'true' can never match the type 'false' -comparisons.erl:296: The pattern 'true' can never match the type 'false' -comparisons.erl:311: The pattern 'true' can never match the type 'false' -comparisons.erl:312: The pattern 'true' can never match the type 'false' -comparisons.erl:313: The pattern 'false' can never match the type 'true' -comparisons.erl:314: The pattern 'false' can never match the type 'true' -comparisons.erl:44: The pattern 'false' can never match the type 'true' -comparisons.erl:45: The pattern 'false' can never match the type 'true' -comparisons.erl:46: The pattern 'true' can never match the type 'false' -comparisons.erl:47: The pattern 'true' can never match the type 'false' -comparisons.erl:48: The pattern 'false' can never match the type 'true' -comparisons.erl:49: The pattern 'false' can never match the type 'true' -comparisons.erl:50: The pattern 'true' can never match the type 'false' -comparisons.erl:51: The pattern 'true' can never match the type 'false' +comparisons.erl:266: The pattern 'false' can never match the type 'true' +comparisons.erl:267: The pattern 'false' can never match the type 'true' +comparisons.erl:277: The pattern 'true' can never match the type 'false' +comparisons.erl:278: The pattern 'true' can never match the type 'false' +comparisons.erl:279: The pattern 'false' can never match the type 'true' +comparisons.erl:280: The pattern 'false' can never match the type 'true' +comparisons.erl:281: The pattern 'true' can never match the type 'false' +comparisons.erl:282: The pattern 'true' can never match the type 'false' +comparisons.erl:283: The pattern 'false' can never match the type 'true' +comparisons.erl:284: The pattern 'false' can never match the type 'true' +comparisons.erl:298: The pattern 'false' can never match the type 'true' +comparisons.erl:299: The pattern 'false' can never match the type 'true' +comparisons.erl:300: The pattern 'true' can never match the type 'false' +comparisons.erl:301: The pattern 'true' can never match the type 'false' +comparisons.erl:302: The pattern 'false' can never match the type 'true' +comparisons.erl:303: The pattern 'false' can never match the type 'true' +comparisons.erl:304: The pattern 'true' can never match the type 'false' +comparisons.erl:305: The pattern 'true' can never match the type 'false' +comparisons.erl:307: The pattern 'true' can never match the type 'false' +comparisons.erl:308: The pattern 'true' can never match the type 'false' +comparisons.erl:309: The pattern 'false' can never match the type 'true' +comparisons.erl:310: The pattern 'false' can never match the type 'true' +comparisons.erl:319: The pattern 'false' can never match the type 'true' +comparisons.erl:320: The pattern 'false' can never match the type 'true' +comparisons.erl:321: The pattern 'true' can never match the type 'false' +comparisons.erl:322: The pattern 'true' can never match the type 'false' +comparisons.erl:324: The pattern 'true' can never match the type 'false' +comparisons.erl:325: The pattern 'true' can never match the type 'false' +comparisons.erl:326: The pattern 'false' can never match the type 'true' +comparisons.erl:327: The pattern 'false' can never match the type 'true' +comparisons.erl:328: The pattern 'true' can never match the type 'false' +comparisons.erl:329: The pattern 'true' can never match the type 'false' +comparisons.erl:330: The pattern 'false' can never match the type 'true' +comparisons.erl:331: The pattern 'false' can never match the type 'true' +comparisons.erl:349: The pattern 'false' can never match the type 'true' +comparisons.erl:350: The pattern 'false' can never match the type 'true' +comparisons.erl:351: The pattern 'true' can never match the type 'false' +comparisons.erl:352: The pattern 'true' can never match the type 'false' +comparisons.erl:367: The pattern 'true' can never match the type 'false' +comparisons.erl:368: The pattern 'true' can never match the type 'false' +comparisons.erl:369: The pattern 'false' can never match the type 'true' +comparisons.erl:370: The pattern 'false' can never match the type 'true' comparisons.erl:52: The pattern 'false' can never match the type 'true' comparisons.erl:53: The pattern 'false' can never match the type 'true' comparisons.erl:54: The pattern 'true' can never match the type 'false' comparisons.erl:55: The pattern 'true' can never match the type 'false' +comparisons.erl:56: The pattern 'false' can never match the type 'true' +comparisons.erl:57: The pattern 'false' can never match the type 'true' +comparisons.erl:58: The pattern 'true' can never match the type 'false' +comparisons.erl:59: The pattern 'true' can never match the type 'false' +comparisons.erl:60: The pattern 'false' can never match the type 'true' +comparisons.erl:61: The pattern 'false' can never match the type 'true' +comparisons.erl:62: The pattern 'true' can never match the type 'false' +comparisons.erl:63: The pattern 'true' can never match the type 'false' +comparisons.erl:64: The pattern 'false' can never match the type 'true' +comparisons.erl:65: The pattern 'false' can never match the type 'true' +comparisons.erl:66: The pattern 'true' can never match the type 'false' +comparisons.erl:67: The pattern 'true' can never match the type 'false' +comparisons.erl:68: The pattern 'false' can never match the type 'true' comparisons.erl:69: The pattern 'false' can never match the type 'true' -comparisons.erl:70: The pattern 'false' can never match the type 'true' +comparisons.erl:70: The pattern 'true' can never match the type 'false' comparisons.erl:71: The pattern 'true' can never match the type 'false' -comparisons.erl:72: The pattern 'true' can never match the type 'false' -comparisons.erl:73: The pattern 'false' can never match the type 'true' -comparisons.erl:74: The pattern 'false' can never match the type 'true' -comparisons.erl:75: The pattern 'true' can never match the type 'false' -comparisons.erl:76: The pattern 'true' can never match the type 'false' -comparisons.erl:77: The pattern 'false' can never match the type 'true' -comparisons.erl:78: The pattern 'false' can never match the type 'true' -comparisons.erl:79: The pattern 'true' can never match the type 'false' -comparisons.erl:80: The pattern 'true' can never match the type 'false' +comparisons.erl:85: The pattern 'false' can never match the type 'true' +comparisons.erl:86: The pattern 'false' can never match the type 'true' +comparisons.erl:87: The pattern 'true' can never match the type 'false' +comparisons.erl:88: The pattern 'true' can never match the type 'false' +comparisons.erl:89: The pattern 'false' can never match the type 'true' +comparisons.erl:90: The pattern 'false' can never match the type 'true' +comparisons.erl:91: The pattern 'true' can never match the type 'false' +comparisons.erl:92: The pattern 'true' can never match the type 'false' +comparisons.erl:93: The pattern 'false' can never match the type 'true' comparisons.erl:94: The pattern 'false' can never match the type 'true' -comparisons.erl:95: The pattern 'false' can never match the type 'true' +comparisons.erl:95: The pattern 'true' can never match the type 'false' comparisons.erl:96: The pattern 'true' can never match the type 'false' -comparisons.erl:97: The pattern 'true' can never match the type 'false' +comparisons.erl:97: The pattern 'false' can never match the type 'true' comparisons.erl:98: The pattern 'false' can never match the type 'true' -comparisons.erl:99: The pattern 'false' can never match the type 'true' +comparisons.erl:99: The pattern 'true' can never match the type 'false' diff --git a/lib/dialyzer/test/small_SUITE_data/results/contracts_with_subtypes b/lib/dialyzer/test/small_SUITE_data/results/contracts_with_subtypes index a9fbfb6068..d2a3ebb766 100644 --- a/lib/dialyzer/test/small_SUITE_data/results/contracts_with_subtypes +++ b/lib/dialyzer/test/small_SUITE_data/results/contracts_with_subtypes @@ -1,15 +1,15 @@ -contracts_with_subtypes.erl:106: The call contracts_with_subtypes:rec_arg({'a','b'}) breaks the contract (Arg) -> 'ok' when is_subtype(Arg,{'a',A} | {'b',B}), is_subtype(A,'a' | {'b',B}), is_subtype(B,'b' | {'a',A}) -contracts_with_subtypes.erl:107: The call contracts_with_subtypes:rec_arg({'b','a'}) breaks the contract (Arg) -> 'ok' when is_subtype(Arg,{'a',A} | {'b',B}), is_subtype(A,'a' | {'b',B}), is_subtype(B,'b' | {'a',A}) -contracts_with_subtypes.erl:109: The call contracts_with_subtypes:rec_arg({'b',{'a','b'}}) breaks the contract (Arg) -> 'ok' when is_subtype(Arg,{'a',A} | {'b',B}), is_subtype(A,'a' | {'b',B}), is_subtype(B,'b' | {'a',A}) -contracts_with_subtypes.erl:135: The call contracts_with_subtypes:rec2({'a','b'}) breaks the contract (Arg) -> 'ok' when is_subtype(Arg,ab()) -contracts_with_subtypes.erl:136: The call contracts_with_subtypes:rec2({'b','a'}) breaks the contract (Arg) -> 'ok' when is_subtype(Arg,ab()) -contracts_with_subtypes.erl:137: The call contracts_with_subtypes:rec2({'a',{'b','a'}}) breaks the contract (Arg) -> 'ok' when is_subtype(Arg,ab()) -contracts_with_subtypes.erl:138: The call contracts_with_subtypes:rec2({'b',{'a','b'}}) breaks the contract (Arg) -> 'ok' when is_subtype(Arg,ab()) -contracts_with_subtypes.erl:139: The call contracts_with_subtypes:rec2({'a',{'b',{'a','b'}}}) breaks the contract (Arg) -> 'ok' when is_subtype(Arg,ab()) -contracts_with_subtypes.erl:140: The call contracts_with_subtypes:rec2({'b',{'a',{'b','a'}}}) breaks the contract (Arg) -> 'ok' when is_subtype(Arg,ab()) -contracts_with_subtypes.erl:141: The call contracts_with_subtypes:rec2({'a',{'b',{'a',{'b','a'}}}}) breaks the contract (Arg) -> 'ok' when is_subtype(Arg,ab()) -contracts_with_subtypes.erl:142: The call contracts_with_subtypes:rec2({'b',{'a',{'b',{'a','b'}}}}) breaks the contract (Arg) -> 'ok' when is_subtype(Arg,ab()) +contracts_with_subtypes.erl:106: The call contracts_with_subtypes:rec_arg({'a','b'}) breaks the contract (Arg) -> 'ok' when Arg :: {'a',A} | {'b',B}, A :: 'a' | {'b',B}, B :: 'b' | {'a',A} +contracts_with_subtypes.erl:107: The call contracts_with_subtypes:rec_arg({'b','a'}) breaks the contract (Arg) -> 'ok' when Arg :: {'a',A} | {'b',B}, A :: 'a' | {'b',B}, B :: 'b' | {'a',A} +contracts_with_subtypes.erl:109: The call contracts_with_subtypes:rec_arg({'b',{'a','b'}}) breaks the contract (Arg) -> 'ok' when Arg :: {'a',A} | {'b',B}, A :: 'a' | {'b',B}, B :: 'b' | {'a',A} +contracts_with_subtypes.erl:135: The call contracts_with_subtypes:rec2({'a','b'}) breaks the contract (Arg) -> 'ok' when Arg :: ab() +contracts_with_subtypes.erl:136: The call contracts_with_subtypes:rec2({'b','a'}) breaks the contract (Arg) -> 'ok' when Arg :: ab() +contracts_with_subtypes.erl:137: The call contracts_with_subtypes:rec2({'a',{'b','a'}}) breaks the contract (Arg) -> 'ok' when Arg :: ab() +contracts_with_subtypes.erl:138: The call contracts_with_subtypes:rec2({'b',{'a','b'}}) breaks the contract (Arg) -> 'ok' when Arg :: ab() +contracts_with_subtypes.erl:139: The call contracts_with_subtypes:rec2({'a',{'b',{'a','b'}}}) breaks the contract (Arg) -> 'ok' when Arg :: ab() +contracts_with_subtypes.erl:140: The call contracts_with_subtypes:rec2({'b',{'a',{'b','a'}}}) breaks the contract (Arg) -> 'ok' when Arg :: ab() +contracts_with_subtypes.erl:141: The call contracts_with_subtypes:rec2({'a',{'b',{'a',{'b','a'}}}}) breaks the contract (Arg) -> 'ok' when Arg :: ab() +contracts_with_subtypes.erl:142: The call contracts_with_subtypes:rec2({'b',{'a',{'b',{'a','b'}}}}) breaks the contract (Arg) -> 'ok' when Arg :: ab() contracts_with_subtypes.erl:175: The pattern 1 can never match the type string() contracts_with_subtypes.erl:178: The pattern 'alpha' can never match the type {'ok',_} | {'ok',_,string()} contracts_with_subtypes.erl:180: The pattern 42 can never match the type {'ok',_} | {'ok',_,string()} @@ -24,13 +24,13 @@ contracts_with_subtypes.erl:23: Invalid type specification for function contract contracts_with_subtypes.erl:240: The pattern {'ok', 42} can never match the type {'ok',_,string()} contracts_with_subtypes.erl:241: The pattern 42 can never match the type {'ok',_,string()} contracts_with_subtypes.erl:267: Function flat_ets_new_t/0 has no local return -contracts_with_subtypes.erl:268: The call contracts_with_subtypes:flat_ets_new(12,[]) breaks the contract (Name,Options) -> atom() when is_subtype(Name,atom()), is_subtype(Options,[Option]), is_subtype(Option,'set' | 'ordered_set' | 'bag' | 'duplicate_bag' | 'public' | 'protected' | 'private' | 'named_table' | {'keypos',integer()} | {'heir',pid(),term()} | {'heir','none'} | {'write_concurrency',boolean()} | {'read_concurrency',boolean()} | 'compressed') +contracts_with_subtypes.erl:268: The call contracts_with_subtypes:flat_ets_new(12,[]) breaks the contract (Name,Options) -> atom() when Name :: atom(), Options :: [Option], Option :: 'set' | 'ordered_set' | 'bag' | 'duplicate_bag' | 'public' | 'protected' | 'private' | 'named_table' | {'keypos',integer()} | {'heir',pid(),term()} | {'heir','none'} | {'write_concurrency',boolean()} | {'read_concurrency',boolean()} | 'compressed' contracts_with_subtypes.erl:294: Function factored_ets_new_t/0 has no local return -contracts_with_subtypes.erl:295: The call contracts_with_subtypes:factored_ets_new(12,[]) breaks the contract (Name,Options) -> atom() when is_subtype(Name,atom()), is_subtype(Options,[Option]), is_subtype(Option,Type | Access | 'named_table' | {'keypos',Pos} | {'heir',Pid::pid(),HeirData} | {'heir','none'} | Tweaks), is_subtype(Type,type()), is_subtype(Access,access()), is_subtype(Tweaks,{'write_concurrency',boolean()} | {'read_concurrency',boolean()} | 'compressed'), is_subtype(Pos,pos_integer()), is_subtype(HeirData,term()) -contracts_with_subtypes.erl:77: The call contracts_with_subtypes:foo1(5) breaks the contract (Arg1) -> Res when is_subtype(Arg1,atom()), is_subtype(Res,atom()) -contracts_with_subtypes.erl:78: The call contracts_with_subtypes:foo2(5) breaks the contract (Arg1) -> Res when is_subtype(Arg1,Arg2), is_subtype(Arg2,atom()), is_subtype(Res,atom()) -contracts_with_subtypes.erl:79: The call contracts_with_subtypes:foo3(5) breaks the contract (Arg1) -> Res when is_subtype(Arg2,atom()), is_subtype(Arg1,Arg2), is_subtype(Res,atom()) +contracts_with_subtypes.erl:295: The call contracts_with_subtypes:factored_ets_new(12,[]) breaks the contract (Name,Options) -> atom() when Name :: atom(), Options :: [Option], Option :: Type | Access | 'named_table' | {'keypos',Pos} | {'heir',Pid::pid(),HeirData} | {'heir','none'} | Tweaks, Type :: type(), Access :: access(), Tweaks :: {'write_concurrency',boolean()} | {'read_concurrency',boolean()} | 'compressed', Pos :: pos_integer(), HeirData :: term() +contracts_with_subtypes.erl:77: The call contracts_with_subtypes:foo1(5) breaks the contract (Arg1) -> Res when Arg1 :: atom(), Res :: atom() +contracts_with_subtypes.erl:78: The call contracts_with_subtypes:foo2(5) breaks the contract (Arg1) -> Res when Arg1 :: Arg2, Arg2 :: atom(), Res :: atom() +contracts_with_subtypes.erl:79: The call contracts_with_subtypes:foo3(5) breaks the contract (Arg1) -> Res when Arg2 :: atom(), Arg1 :: Arg2, Res :: atom() contracts_with_subtypes.erl:7: Invalid type specification for function contracts_with_subtypes:extract/0. The success typing is () -> 'something' -contracts_with_subtypes.erl:80: The call contracts_with_subtypes:foo4(5) breaks the contract (Type) -> Type when is_subtype(Type,atom()) +contracts_with_subtypes.erl:80: The call contracts_with_subtypes:foo4(5) breaks the contract (Type) -> Type when Type :: atom() contracts_with_subtypes.erl:81: The call contracts_with_subtypes:foo5(5) breaks the contract (Type::atom()) -> Type::atom() -contracts_with_subtypes.erl:82: The call contracts_with_subtypes:foo6(5) breaks the contract (Type) -> Type when is_subtype(Type,atom()) +contracts_with_subtypes.erl:82: The call contracts_with_subtypes:foo6(5) breaks the contract (Type) -> Type when Type :: atom() diff --git a/lib/dialyzer/test/small_SUITE_data/results/contracts_with_subtypes2 b/lib/dialyzer/test/small_SUITE_data/results/contracts_with_subtypes2 index 9f5433a13d..1a8aeb13d0 100644 --- a/lib/dialyzer/test/small_SUITE_data/results/contracts_with_subtypes2 +++ b/lib/dialyzer/test/small_SUITE_data/results/contracts_with_subtypes2 @@ -1,3 +1,3 @@ contracts_with_subtypes2.erl:18: Function t/0 has no local return -contracts_with_subtypes2.erl:19: The call contracts_with_subtypes2:t({'a',{'b',{'c',{'d',{'e',{'g',3}}}}}}) breaks the contract (Arg) -> 'ok' when is_subtype(Arg,{'a',A}), is_subtype(A,{'b',B}), is_subtype(B,{'c',C}), is_subtype(C,{'d',D}), is_subtype(D,{'e',E}), is_subtype(E,{'f',_}) +contracts_with_subtypes2.erl:19: The call contracts_with_subtypes2:t({'a',{'b',{'c',{'d',{'e',{'g',3}}}}}}) breaks the contract (Arg) -> 'ok' when Arg :: {'a',A}, A :: {'b',B}, B :: {'c',C}, C :: {'d',D}, D :: {'e',E}, E :: {'f',_} diff --git a/lib/dialyzer/test/small_SUITE_data/results/fun_arity b/lib/dialyzer/test/small_SUITE_data/results/fun_arity index 280f5490d0..cc9db65152 100644 --- a/lib/dialyzer/test/small_SUITE_data/results/fun_arity +++ b/lib/dialyzer/test/small_SUITE_data/results/fun_arity @@ -31,5 +31,7 @@ fun_arity.erl:81: Function mfa_ne_1_ko/0 has no local return fun_arity.erl:83: Function mf_ne/1 will never be called fun_arity.erl:89: Fun application will fail since _cor0 :: fun(() -> any()) is not a function of arity 1 fun_arity.erl:89: Function mfa_nd_0_ko/0 has no local return +fun_arity.erl:90: Call to missing or unexported function fun_arity:mf_nd/0 fun_arity.erl:93: Fun application will fail since _cor0 :: fun((_) -> any()) is not a function of arity 0 fun_arity.erl:93: Function mfa_nd_1_ko/0 has no local return +fun_arity.erl:94: Call to missing or unexported function fun_arity:mf_nd/1 diff --git a/lib/dialyzer/test/small_SUITE_data/results/literals b/lib/dialyzer/test/small_SUITE_data/results/literals index 03e161ca71..222d2c0cdb 100644 --- a/lib/dialyzer/test/small_SUITE_data/results/literals +++ b/lib/dialyzer/test/small_SUITE_data/results/literals @@ -1,14 +1,14 @@ literals.erl:11: Function t1/0 has no local return -literals.erl:12: Record construction #r{id::'a'} violates the declared type of field id::'integer' | 'undefined' +literals.erl:12: Record construction #r{id::'a'} violates the declared type of field id::'integer' literals.erl:14: Function t2/0 has no local return -literals.erl:15: Record construction #r{id::'a'} violates the declared type of field id::'integer' | 'undefined' +literals.erl:15: Record construction #r{id::'a'} violates the declared type of field id::'integer' literals.erl:17: Function t3/0 has no local return -literals.erl:18: Record construction #r{id::'a'} violates the declared type of field id::'integer' | 'undefined' -literals.erl:21: Record construction #r{id::'a'} violates the declared type of field id::'integer' | 'undefined' +literals.erl:18: Record construction #r{id::'a'} violates the declared type of field id::'integer' +literals.erl:21: Record construction #r{id::'a'} violates the declared type of field id::'integer' literals.erl:23: Function m1/1 has no local return -literals.erl:23: Matching of pattern {'r', 'a'} tagged with a record name violates the declared type of #r{id::'integer' | 'undefined'} +literals.erl:23: Matching of pattern {'r', 'a'} tagged with a record name violates the declared type of #r{id::'integer'} literals.erl:26: Function m2/1 has no local return -literals.erl:26: Matching of pattern {'r', 'a'} tagged with a record name violates the declared type of #r{id::'integer' | 'undefined'} +literals.erl:26: Matching of pattern {'r', 'a'} tagged with a record name violates the declared type of #r{id::'integer'} literals.erl:29: Function m3/1 has no local return literals.erl:29: The pattern {{'r', 'a'}} can never match the type any() diff --git a/lib/dialyzer/test/small_SUITE_data/results/maps1 b/lib/dialyzer/test/small_SUITE_data/results/maps1 new file mode 100644 index 0000000000..e88c91f21f --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/results/maps1 @@ -0,0 +1,4 @@ + +maps1.erl:43: Function t3/0 has no local return +maps1.erl:44: The call maps1:foo(~{'greger'=>3, ~{'arne'=>'anka'}~=>45}~,1) will never return since it differs in the 2nd argument from the success typing arguments: (#{},'b') +maps1.erl:52: The call Mod:'function'(~{'literal'=>'map'}~,'another_arg') requires that Mod is of type atom() not #{} diff --git a/lib/dialyzer/test/small_SUITE_data/results/non_existing b/lib/dialyzer/test/small_SUITE_data/results/non_existing index 58da2bfc8b..b0da5998c7 100644 --- a/lib/dialyzer/test/small_SUITE_data/results/non_existing +++ b/lib/dialyzer/test/small_SUITE_data/results/non_existing @@ -1,2 +1,3 @@ +non_existing.erl:12: Call to missing or unexported function lists:non_existing_fun/1 non_existing.erl:9: Call to missing or unexported function lists:non_existing_call/1 diff --git a/lib/dialyzer/test/small_SUITE_data/results/pretty_bitstring b/lib/dialyzer/test/small_SUITE_data/results/pretty_bitstring index 0ad6eee766..e148e5cf22 100644 --- a/lib/dialyzer/test/small_SUITE_data/results/pretty_bitstring +++ b/lib/dialyzer/test/small_SUITE_data/results/pretty_bitstring @@ -1,3 +1,3 @@ pretty_bitstring.erl:7: Function t/0 has no local return -pretty_bitstring.erl:8: The call binary:copy(#{#<1>(8, 1, 'integer', ['unsigned', 'big']), #<2>(8, 1, 'integer', ['unsigned', 'big']), #<3>(3, 1, 'integer', ['unsigned', 'big'])}#,2) breaks the contract (Subject,N) -> binary() when is_subtype(Subject,binary()), is_subtype(N,non_neg_integer()) +pretty_bitstring.erl:8: The call binary:copy(#{#<1>(8, 1, 'integer', ['unsigned', 'big']), #<2>(8, 1, 'integer', ['unsigned', 'big']), #<3>(3, 1, 'integer', ['unsigned', 'big'])}#,2) breaks the contract (Subject,N) -> binary() when Subject :: binary(), N :: non_neg_integer() diff --git a/lib/dialyzer/test/small_SUITE_data/results/record_creation_diffs b/lib/dialyzer/test/small_SUITE_data/results/record_creation_diffs index f00c4b10ff..c971935bbf 100644 --- a/lib/dialyzer/test/small_SUITE_data/results/record_creation_diffs +++ b/lib/dialyzer/test/small_SUITE_data/results/record_creation_diffs @@ -1,3 +1,3 @@ record_creation_diffs.erl:10: Function foo/1 has no local return -record_creation_diffs.erl:11: Record construction #bar{some_list::{'this','is','a','tuple'}} violates the declared type of field some_list::'undefined' | [any()] +record_creation_diffs.erl:11: Record construction #bar{some_list::{'this','is','a','tuple'}} violates the declared type of field some_list::[any()] diff --git a/lib/dialyzer/test/small_SUITE_data/results/record_pat b/lib/dialyzer/test/small_SUITE_data/results/record_pat index a46be6c451..8317ea041a 100644 --- a/lib/dialyzer/test/small_SUITE_data/results/record_pat +++ b/lib/dialyzer/test/small_SUITE_data/results/record_pat @@ -1,2 +1,2 @@ -record_pat.erl:14: Matching of pattern {'foo', 'baz'} tagged with a record name violates the declared type of #foo{bar::'undefined' | integer()} +record_pat.erl:14: Matching of pattern {'foo', 'baz'} tagged with a record name violates the declared type of #foo{bar::integer()} diff --git a/lib/dialyzer/test/small_SUITE_data/results/relevant_record_warning b/lib/dialyzer/test/small_SUITE_data/results/relevant_record_warning index 2e417e1b2a..ea3ac92d96 100644 --- a/lib/dialyzer/test/small_SUITE_data/results/relevant_record_warning +++ b/lib/dialyzer/test/small_SUITE_data/results/relevant_record_warning @@ -1,3 +1,3 @@ relevant_record_warning.erl:22: Function test/1 has no local return -relevant_record_warning.erl:23: Record construction #r{field::<<_:8>>} violates the declared type of field field::'binary' | 'undefined' +relevant_record_warning.erl:23: Record construction #r{field::<<_:8>>} violates the declared type of field field::'binary' diff --git a/lib/dialyzer/test/small_SUITE_data/results/undefined b/lib/dialyzer/test/small_SUITE_data/results/undefined new file mode 100644 index 0000000000..9daa8640d3 --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/results/undefined @@ -0,0 +1,2 @@ + +r.erl:16: Record construction #r{a::{'fi'},b::{'a','b'},c::[],d::'undefined',e::[],f::'undefined'} violates the declared type of field b::[any()] and d::[any()] and f::[any()] diff --git a/lib/dialyzer/test/small_SUITE_data/src/bif1/bif1.erl b/lib/dialyzer/test/small_SUITE_data/src/bif1/bif1.erl new file mode 100644 index 0000000000..bc746538d3 --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/src/bif1/bif1.erl @@ -0,0 +1,16 @@ +-module(bif1). + +%% Other set of warnings due to removed of functions from +%% erl_bif_types. + +-export([ets_rename/0, string_chars/0]). + +ets_rename() -> + A = ets:new(fipp, []), + true = not is_atom(A), + ets:rename(A, fopp). % No warning + +string_chars() -> + L2 = bif1_adt:opaque_string(), + S = $A, + string:chars(S, 10, L2). % Warning diff --git a/lib/dialyzer/test/small_SUITE_data/src/bif1/bif1_adt.erl b/lib/dialyzer/test/small_SUITE_data/src/bif1/bif1_adt.erl new file mode 100644 index 0000000000..01b0bccc68 --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/src/bif1/bif1_adt.erl @@ -0,0 +1,12 @@ +-module(bif1_adt). + +-export([opaque_string/0]). + +-export_type([s/0]). + +-opaque s() :: string(). + +-spec opaque_string() -> s(). + +opaque_string() -> + "string". diff --git a/lib/dialyzer/test/small_SUITE_data/src/big_external_type.erl b/lib/dialyzer/test/small_SUITE_data/src/big_external_type.erl index ab84e94106..9ad4810a5e 100644 --- a/lib/dialyzer/test/small_SUITE_data/src/big_external_type.erl +++ b/lib/dialyzer/test/small_SUITE_data/src/big_external_type.erl @@ -36,7 +36,7 @@ %% Start of Abstract Format --type line() :: erl_scan:line(). +-type line() :: erl_anno:line(). -export_type([af_record_index/0, af_record_field/1, af_record_name/0, af_field_name/0, af_function_decl/0]). @@ -332,8 +332,8 @@ %% End of Abstract Format -type error_description() :: term(). --type error_info() :: {erl_scan:line(), module(), error_description()}. --type token() :: {Tag :: atom(), Line :: erl_scan:line()}. +-type error_info() :: {erl_anno:line(), module(), error_description()}. +-type token() :: {Tag :: atom(), Line :: erl_scan:anno()}. %% mkop(Op, Arg) -> {op,Line,Op,Arg}. %% mkop(Left, Op, Right) -> {op,Line,Op,Left,Right}. diff --git a/lib/dialyzer/test/small_SUITE_data/src/big_local_type.erl b/lib/dialyzer/test/small_SUITE_data/src/big_local_type.erl index fc7c5241a8..fe567ff10d 100644 --- a/lib/dialyzer/test/small_SUITE_data/src/big_local_type.erl +++ b/lib/dialyzer/test/small_SUITE_data/src/big_local_type.erl @@ -36,7 +36,7 @@ %% Start of Abstract Format --type line() :: erl_scan:line(). +-type line() :: erl_anno:line(). -export_type([af_module/0, af_export/0, af_import/0, af_fa_list/0, af_compile/0, af_file/0, af_record_decl/0, @@ -329,8 +329,8 @@ %% End of Abstract Format -type error_description() :: term(). --type error_info() :: {erl_scan:line(), module(), error_description()}. --type token() :: {Tag :: atom(), Line :: erl_scan:line()}. +-type error_info() :: {erl_anno:line(), module(), error_description()}. +-type token() :: {Tag :: atom(), Line :: erl_anno:line()}. %% mkop(Op, Arg) -> {op,Line,Op,Arg}. %% mkop(Left, Op, Right) -> {op,Line,Op,Left,Right}. diff --git a/lib/dialyzer/test/small_SUITE_data/src/comparisons.erl b/lib/dialyzer/test/small_SUITE_data/src/comparisons.erl index 70e3cb6af4..64927c6c91 100644 --- a/lib/dialyzer/test/small_SUITE_data/src/comparisons.erl +++ b/lib/dialyzer/test/small_SUITE_data/src/comparisons.erl @@ -19,12 +19,20 @@ tuple(X) when is_tuple(X) -> X. list() -> list(?r). list(X) when is_list(X) -> X. +map() -> map(?r). +map(X) when is_map(X) -> #{}. + +bitstring() -> bitstring(?r). +bitstring(X) when is_bitstring(X) -> <<0:63>>. + i() -> integer(). f() -> mfloat(). n() -> case ?r of 1 -> i(); 2 -> f() end. a() -> atom(). t() -> tuple(). l() -> list(). +m() -> map(). +b() -> bitstring(). na() -> case ?r of 1 -> n(); 2 -> a() end. at() -> case ?r of 1 -> t(); 2 -> a() end. tl() -> case ?r of 1 -> t(); 2 -> l() end. @@ -53,6 +61,14 @@ test_i_ll_l() -> case i() < l() of true -> always; false -> never end. test_i_le_l() -> case i() =< l() of true -> always; false -> never end. test_i_gg_l() -> case i() > l() of true -> never; false -> always end. test_i_ge_l() -> case i() >= l() of true -> never; false -> always end. +test_i_ll_m() -> case i() < m() of true -> always; false -> never end. +test_i_le_m() -> case i() =< m() of true -> always; false -> never end. +test_i_gg_m() -> case i() > m() of true -> never; false -> always end. +test_i_ge_m() -> case i() >= m() of true -> never; false -> always end. +test_i_ll_b() -> case i() < b() of true -> always; false -> never end. +test_i_le_b() -> case i() =< b() of true -> always; false -> never end. +test_i_gg_b() -> case i() > b() of true -> never; false -> always end. +test_i_ge_b() -> case i() >= b() of true -> never; false -> always end. test_f_ll_i() -> case f() < i() of true -> maybe; false -> maybe_too end. test_f_le_i() -> case f() =< i() of true -> maybe; false -> maybe_too end. @@ -78,6 +94,14 @@ test_f_ll_l() -> case f() < l() of true -> always; false -> never end. test_f_le_l() -> case f() =< l() of true -> always; false -> never end. test_f_gg_l() -> case f() > l() of true -> never; false -> always end. test_f_ge_l() -> case f() >= l() of true -> never; false -> always end. +test_f_ll_m() -> case f() < m() of true -> always; false -> never end. +test_f_le_m() -> case f() =< m() of true -> always; false -> never end. +test_f_gg_m() -> case f() > m() of true -> never; false -> always end. +test_f_ge_m() -> case f() >= m() of true -> never; false -> always end. +test_f_ll_b() -> case f() < b() of true -> always; false -> never end. +test_f_le_b() -> case f() =< b() of true -> always; false -> never end. +test_f_gg_b() -> case f() > b() of true -> never; false -> always end. +test_f_ge_b() -> case f() >= b() of true -> never; false -> always end. test_n_ll_i() -> case n() < i() of true -> maybe; false -> maybe_too end. test_n_le_i() -> case n() =< i() of true -> maybe; false -> maybe_too end. @@ -103,6 +127,14 @@ test_n_ll_l() -> case n() < l() of true -> always; false -> never end. test_n_le_l() -> case n() =< l() of true -> always; false -> never end. test_n_gg_l() -> case n() > l() of true -> never; false -> always end. test_n_ge_l() -> case n() >= l() of true -> never; false -> always end. +test_n_ll_m() -> case n() < m() of true -> always; false -> never end. +test_n_le_m() -> case n() =< m() of true -> always; false -> never end. +test_n_gg_m() -> case n() > m() of true -> never; false -> always end. +test_n_ge_m() -> case n() >= m() of true -> never; false -> always end. +test_n_ll_b() -> case n() < b() of true -> always; false -> never end. +test_n_le_b() -> case n() =< b() of true -> always; false -> never end. +test_n_gg_b() -> case n() > b() of true -> never; false -> always end. +test_n_ge_b() -> case n() >= b() of true -> never; false -> always end. test_a_ll_i() -> case a() < i() of true -> never; false -> always end. test_a_le_i() -> case a() =< i() of true -> never; false -> always end. @@ -128,6 +160,14 @@ test_a_ll_l() -> case a() < l() of true -> always; false -> never end. test_a_le_l() -> case a() =< l() of true -> always; false -> never end. test_a_gg_l() -> case a() > l() of true -> never; false -> always end. test_a_ge_l() -> case a() >= l() of true -> never; false -> always end. +test_a_ll_m() -> case a() < m() of true -> always; false -> never end. +test_a_le_m() -> case a() =< m() of true -> always; false -> never end. +test_a_gg_m() -> case a() > m() of true -> never; false -> always end. +test_a_ge_m() -> case a() >= m() of true -> never; false -> always end. +test_a_ll_b() -> case a() < b() of true -> always; false -> never end. +test_a_le_b() -> case a() =< b() of true -> always; false -> never end. +test_a_gg_b() -> case a() > b() of true -> never; false -> always end. +test_a_ge_b() -> case a() >= b() of true -> never; false -> always end. test_t_ll_i() -> case t() < i() of true -> never; false -> always end. test_t_le_i() -> case t() =< i() of true -> never; false -> always end. @@ -153,6 +193,14 @@ test_t_ll_l() -> case t() < l() of true -> always; false -> never end. test_t_le_l() -> case t() =< l() of true -> always; false -> never end. test_t_gg_l() -> case t() > l() of true -> never; false -> always end. test_t_ge_l() -> case t() >= l() of true -> never; false -> always end. +test_t_ll_m() -> case t() < m() of true -> always; false -> never end. +test_t_le_m() -> case t() =< m() of true -> always; false -> never end. +test_t_gg_m() -> case t() > m() of true -> never; false -> always end. +test_t_ge_m() -> case t() >= m() of true -> never; false -> always end. +test_t_ll_b() -> case t() < b() of true -> always; false -> never end. +test_t_le_b() -> case t() =< b() of true -> always; false -> never end. +test_t_gg_b() -> case t() > b() of true -> never; false -> always end. +test_t_ge_b() -> case t() >= b() of true -> never; false -> always end. test_l_ll_i() -> case l() < i() of true -> never; false -> always end. test_l_le_i() -> case l() =< i() of true -> never; false -> always end. @@ -178,6 +226,14 @@ test_l_ll_l() -> case l() < l() of true -> maybe; false -> maybe_too end. test_l_le_l() -> case l() =< l() of true -> maybe; false -> maybe_too end. test_l_gg_l() -> case l() > l() of true -> maybe; false -> maybe_too end. test_l_ge_l() -> case l() >= l() of true -> maybe; false -> maybe_too end. +test_l_ll_m() -> case l() < m() of true -> never; false -> always end. +test_l_le_m() -> case l() =< m() of true -> never; false -> always end. +test_l_gg_m() -> case l() > m() of true -> always; false -> never end. +test_l_ge_m() -> case l() >= m() of true -> always; false -> never end. +test_l_ll_b() -> case l() < b() of true -> always; false -> never end. +test_l_le_b() -> case l() =< b() of true -> always; false -> never end. +test_l_gg_b() -> case l() > b() of true -> never; false -> always end. +test_l_ge_b() -> case l() >= b() of true -> never; false -> always end. test_n_ll_na() -> case n() < na() of true -> maybe; false -> maybe_too end. test_n_le_na() -> case n() =< na() of true -> maybe; false -> maybe_too end. diff --git a/lib/dialyzer/test/small_SUITE_data/src/maps1.erl b/lib/dialyzer/test/small_SUITE_data/src/maps1.erl index 06ced5b69e..bb2f66a498 100644 --- a/lib/dialyzer/test/small_SUITE_data/src/maps1.erl +++ b/lib/dialyzer/test/small_SUITE_data/src/maps1.erl @@ -39,3 +39,15 @@ t2() -> ok. update(#{ id := Id, val := Val } = M, X) when is_integer(Id) -> M#{ val := [Val,X] }. + +t3() -> + foo(#{greger => 3, #{arne=>anka} => 45}, 1). + +foo(#{} = M, b) -> %% Error + M#{alfa => 42, beta := 1337}. + +t4() -> + case #{} of + #{} -> ok; + Mod -> Mod:function(#{literal => map}, another_arg) %% Error + end. diff --git a/lib/dialyzer/test/small_SUITE_data/src/trec.erl b/lib/dialyzer/test/small_SUITE_data/src/trec.erl index 06706162c1..516358f7c6 100644 --- a/lib/dialyzer/test/small_SUITE_data/src/trec.erl +++ b/lib/dialyzer/test/small_SUITE_data/src/trec.erl @@ -8,7 +8,7 @@ -module(trec). -export([test/0, mk_foo_exp/2]). --record(foo, {a :: integer(), b :: [atom()]}). +-record(foo, {a :: integer() | 'undefined', b :: [atom()]}). %% %% For these functions we currently get the following warnings: diff --git a/lib/dialyzer/test/small_SUITE_data/undefined.erl b/lib/dialyzer/test/small_SUITE_data/undefined.erl new file mode 100644 index 0000000000..8549f2e161 --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/undefined.erl @@ -0,0 +1,29 @@ +-module(undefined). + +-export([t/0]). + +%% As of OTP 19.0 'undefined' is no longer added to fields with a type +%% declaration but without an initializer. The pretty printing of +%% records (erl_types:t_to_string()) is updated to reflect this: if a +%% field is of type 'undefined', it is output if 'undefined' is not in +%% the declared type of the field. (It used to be the case that the +%% singleton type 'undefined' was never output.) +%% +%% One consequence is shown by the example below: the warning about +%% the record construction violating the the declared type shows +%% #r{..., d::'undefined', ...} which is meant to be of help to the +%% user, who could otherwise get confused the first time (s)he gets +%% confronted by the warning. + +-record(r, + { + a = {fi}, + b = {a,b} :: list(), % violation + c = {a,b} :: list(), + d :: list(), % violation + e = [] :: list(), + f = undefined :: list() % violation + }). + +t() -> + #r{c = []}. diff --git a/lib/dialyzer/test/user_SUITE_data/results/wsp_pdu b/lib/dialyzer/test/user_SUITE_data/results/wsp_pdu index d1f8f4caf2..626e677524 100644 --- a/lib/dialyzer/test/user_SUITE_data/results/wsp_pdu +++ b/lib/dialyzer/test/user_SUITE_data/results/wsp_pdu @@ -6,7 +6,7 @@ wsp_pdu.erl:2403: The call wsp_pdu:d_date(Data1::binary()) will never return sin wsp_pdu.erl:2406: Guard test is_integer(Sec::{[byte()] | byte() | {'long',binary()} | {'short',binary()},binary()}) can never succeed wsp_pdu.erl:2408: The pattern {'short', Data2} can never match the type {[byte()] | byte() | {'long',binary()} | {'short',binary()},binary()} wsp_pdu.erl:2755: Function parse_push_flag/1 has no local return -wsp_pdu.erl:2756: The call erlang:integer_to_list(Value::[any()]) breaks the contract (Integer) -> string() when is_subtype(Integer,integer()) +wsp_pdu.erl:2756: The call erlang:integer_to_list(Value::[any()]) breaks the contract (Integer) -> string() when Integer :: integer() wsp_pdu.erl:2875: The call wsp_pdu:d_text_string(Data::byte()) will never return since it differs in the 1st argument from the success typing arguments: (binary()) wsp_pdu.erl:2976: The call wsp_pdu:d_q_value(QData::byte()) will never return since it differs in the 1st argument from the success typing arguments: (<<_:8,_:_*8>>) wsp_pdu.erl:3336: The call wsp_pdu:encode_typed_field(Ver::any(),'Q-value',ParamValue::any()) will never return since it differs in the 2nd argument from the success typing arguments: (any(),'Constrained-encoding' | 'Date-value' | 'No-value' | 'Short-integer' | 'Text-string' | 'Text-value' | 'Well-known-charset',any()) |