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-rw-r--r--lib/compiler/src/cerl.erl6
-rw-r--r--lib/dialyzer/doc/src/dialyzer.xml10
-rw-r--r--lib/hipe/cerl/erl_types.erl63
-rw-r--r--lib/stdlib/src/epp.erl43
-rw-r--r--lib/stdlib/src/lists.erl64
-rw-r--r--lib/stdlib/src/ordsets.erl16
-rw-r--r--lib/stdlib/test/epp_SUITE.erl38
-rw-r--r--lib/syntax_tools/src/erl_syntax.erl4
-rw-r--r--lib/syntax_tools/src/erl_syntax_lib.erl6
-rw-r--r--lib/syntax_tools/src/igor.erl34
10 files changed, 171 insertions, 113 deletions
diff --git a/lib/compiler/src/cerl.erl b/lib/compiler/src/cerl.erl
index d1fd9d40e2..4b74d60e9f 100644
--- a/lib/compiler/src/cerl.erl
+++ b/lib/compiler/src/cerl.erl
@@ -973,7 +973,7 @@ atom_name(Node) ->
%% TODO: replace the use of the unofficial 'write_string/2'.
--spec atom_lit(cerl()) -> string().
+-spec atom_lit(cerl()) -> nonempty_string().
atom_lit(Node) ->
io_lib:write_string(atom_name(Node), $'). %' stupid Emacs.
@@ -1079,7 +1079,7 @@ char_val(Node) ->
%%
%% @see c_char/1
--spec char_lit(c_literal()) -> string().
+-spec char_lit(c_literal()) -> nonempty_string().
char_lit(Node) ->
io_lib:write_char(char_val(Node)).
@@ -1178,7 +1178,7 @@ string_val(Node) ->
%%
%% @see c_string/1
--spec string_lit(c_literal()) -> string().
+-spec string_lit(c_literal()) -> nonempty_string().
string_lit(Node) ->
io_lib:write_string(string_val(Node)).
diff --git a/lib/dialyzer/doc/src/dialyzer.xml b/lib/dialyzer/doc/src/dialyzer.xml
index 1ec2ce830a..b977a44913 100644
--- a/lib/dialyzer/doc/src/dialyzer.xml
+++ b/lib/dialyzer/doc/src/dialyzer.xml
@@ -158,9 +158,16 @@
<tag><c><![CDATA[-Wno_match]]></c></tag>
<item>Suppress warnings for patterns that are unused or cannot
match.</item>
+ <tag><c><![CDATA[-Wno_opaque]]></c></tag>
+ <item>Suppress warnings for violations of opaqueness of data types.</item>
<tag><c><![CDATA[-Werror_handling]]></c>***</tag>
<item>Include warnings for functions that only return by means of an
exception.</item>
+ <tag><c><![CDATA[-Wrace_conditions]]></c>***</tag>
+ <item>Include warnings for possible race conditions.</item>
+ <tag><c><![CDATA[-Wbehaviours]]></c>***</tag>
+ <item>Include warnings about behaviour callbacks which drift from the
+ published recommended interfaces.</item>
<tag><c><![CDATA[-Wunmatched_returns]]></c>***</tag>
<item>Include warnings for function calls which ignore a structured return
value or do not match against one of many possible return value(s).</item>
@@ -215,8 +222,11 @@ WarnOpts : no_return
| no_improper_lists
| no_fun_app
| no_match
+ | no_opaque
| no_fail_call
| error_handling
+ | race_conditions
+ | behaviours
| unmatched_returns
| overspecs
| underspecs
diff --git a/lib/hipe/cerl/erl_types.erl b/lib/hipe/cerl/erl_types.erl
index 9bc56c99ff..4dd124a457 100644
--- a/lib/hipe/cerl/erl_types.erl
+++ b/lib/hipe/cerl/erl_types.erl
@@ -29,7 +29,7 @@
%% In late 2008, Manouk Manoukian and Kostis Sagonas added support for
%% opaque types to the structure-based representation of types.
%% During February and March 2009, Kostis Sagonas significantly
-%% cleaned up the type representation added spec declarations.
+%% cleaned up the type representation and added spec declarations.
%%
%% Author contact: [email protected], [email protected], [email protected]
%% ======================================================================
@@ -714,12 +714,13 @@ t_solve_remote_type(#remote{mod = RemMod, name = Name, args = Args} = RemType,
case lookup_type(Name, RemDict) of
{type, {_Mod, Type, ArgNames}} when ArgsLen =:= length(ArgNames) ->
{NewType, NewCycle, NewRR} =
- case unfold(RemType, C) of
+ case can_unfold_more(RemType, C) of
true ->
List = lists:zip(ArgNames, Args),
TmpVarDict = dict:from_list(List),
{t_from_form(Type, RemDict, TmpVarDict), [RemType|C], []};
- false -> {t_any(), C, [RemType]}
+ false ->
+ {t_any(), C, [RemType]}
end,
{RT, RR} = t_solve_remote(NewType, ET, R, NewCycle),
RetRR = NewRR ++ RR,
@@ -733,9 +734,11 @@ t_solve_remote_type(#remote{mod = RemMod, name = Name, args = Args} = RemType,
List = lists:zip(ArgNames, Args),
TmpVarDict = dict:from_list(List),
{Rep, NewCycle, NewRR} =
- case unfold(RemType, C) of
- true -> {t_from_form(Type, RemDict, TmpVarDict), [RemType|C], []};
- false -> {t_any(), C, [RemType]}
+ case can_unfold_more(RemType, C) of
+ true ->
+ {t_from_form(Type, RemDict, TmpVarDict), [RemType|C], []};
+ false ->
+ {t_any(), C, [RemType]}
end,
{NewRep, RR} = t_solve_remote(Rep, ET, R, NewCycle),
RetRR = NewRR ++ RR,
@@ -2388,9 +2391,9 @@ inf_tuple_sets([{Arity, Tuples1}|Left1], [{Arity, Tuples2}|Left2], Acc, Mode) ->
[] -> inf_tuple_sets(Left1, Left2, Acc, Mode);
NewTuples -> inf_tuple_sets(Left1, Left2, [{Arity, NewTuples}|Acc], Mode)
end;
-inf_tuple_sets(L1 = [{Arity1, _}|Left1], L2 = [{Arity2, _}|Left2], Acc, Mode) ->
- if Arity1 < Arity2 -> inf_tuple_sets(Left1, L2, Acc, Mode);
- Arity1 > Arity2 -> inf_tuple_sets(L1, Left2, Acc, Mode)
+inf_tuple_sets([{Arity1, _}|Ts1] = L1, [{Arity2, _}|Ts2] = L2, Acc, Mode) ->
+ if Arity1 < Arity2 -> inf_tuple_sets(Ts1, L2, Acc, Mode);
+ Arity1 > Arity2 -> inf_tuple_sets(L1, Ts2, Acc, Mode)
end;
inf_tuple_sets([], _, Acc, _Mode) -> lists:reverse(Acc);
inf_tuple_sets(_, [], Acc, _Mode) -> lists:reverse(Acc).
@@ -2406,17 +2409,17 @@ inf_tuples_in_sets(L1, [?tuple(Elements2, _, ?any)], Mode) ->
inf_tuples_in_sets(L1, L2, Mode) ->
inf_tuples_in_sets(L1, L2, [], Mode).
-inf_tuples_in_sets([?tuple(Elements1, Arity, Tag)|Left1],
- [?tuple(Elements2, Arity, Tag)|Left2], Acc, Mode) ->
+inf_tuples_in_sets([?tuple(Elements1, Arity, Tag)|Ts1],
+ [?tuple(Elements2, Arity, Tag)|Ts2], Acc, Mode) ->
case t_inf_lists_strict(Elements1, Elements2, Mode) of
- bottom -> inf_tuples_in_sets(Left1, Left2, Acc, Mode);
- NewElements ->
- inf_tuples_in_sets(Left1, Left2, [?tuple(NewElements, Arity, Tag)|Acc], Mode)
+ bottom -> inf_tuples_in_sets(Ts1, Ts2, Acc, Mode);
+ NewElements ->
+ inf_tuples_in_sets(Ts1, Ts2, [?tuple(NewElements, Arity, Tag)|Acc], Mode)
end;
-inf_tuples_in_sets([?tuple(_, _, Tag1)|Left1] = L1,
- [?tuple(_, _, Tag2)|Left2] = L2, Acc, Mode) ->
- if Tag1 < Tag2 -> inf_tuples_in_sets(Left1, L2, Acc, Mode);
- Tag1 > Tag2 -> inf_tuples_in_sets(L1, Left2, Acc, Mode)
+inf_tuples_in_sets([?tuple(_, _, Tag1)|Ts1] = L1,
+ [?tuple(_, _, Tag2)|Ts2] = L2, Acc, Mode) ->
+ if Tag1 < Tag2 -> inf_tuples_in_sets(Ts1, L2, Acc, Mode);
+ Tag1 > Tag2 -> inf_tuples_in_sets(L1, Ts2, Acc, Mode)
end;
inf_tuples_in_sets([], _, Acc, _Mode) -> lists:reverse(Acc);
inf_tuples_in_sets(_, [], Acc, _Mode) -> lists:reverse(Acc).
@@ -2791,13 +2794,13 @@ t_subtract(?opaque(Set1), ?opaque(Set2)) ->
Set -> ?opaque(Set)
end;
t_subtract(?matchstate(Pres1, Slots1), ?matchstate(Pres2, _Slots2)) ->
- Pres = t_subtract(Pres1,Pres2),
+ Pres = t_subtract(Pres1, Pres2),
case t_is_none(Pres) of
true -> ?none;
- false -> ?matchstate(Pres,Slots1)
+ false -> ?matchstate(Pres, Slots1)
end;
-t_subtract(?matchstate(Present,Slots),_) ->
- ?matchstate(Present,Slots);
+t_subtract(?matchstate(Present, Slots), _) ->
+ ?matchstate(Present, Slots);
t_subtract(?nil, ?nil) ->
?none;
t_subtract(?nil, ?nonempty_list(_, _)) ->
@@ -3634,7 +3637,7 @@ t_from_form({type, _L, union, Args}, TypeNames, InOpaque, RecDict, VarDict) ->
t_from_form({type, _L, Name, Args}, TypeNames, InOpaque, RecDict, VarDict) ->
case lookup_type(Name, RecDict) of
{type, {_Module, Type, ArgNames}} when length(Args) =:= length(ArgNames) ->
- case unfold({type, Name}, TypeNames) of
+ case can_unfold_more({type, Name}, TypeNames) of
true ->
List = lists:zipwith(
fun(ArgName, ArgType) ->
@@ -3655,7 +3658,7 @@ t_from_form({type, _L, Name, Args}, TypeNames, InOpaque, RecDict, VarDict) ->
end;
{opaque, {Module, Type, ArgNames}} when length(Args) =:= length(ArgNames) ->
{Rep, Rret} =
- case unfold({opaque, Name}, TypeNames) of
+ case can_unfold_more({opaque, Name}, TypeNames) of
true ->
List = lists:zipwith(
fun(ArgName, ArgType) ->
@@ -3698,7 +3701,7 @@ t_from_form({opaque, _L, Name, {Mod, Args, Rep}}, _TypeNames, _InOpaque,
record_from_form({atom, _, Name}, ModFields, TypeNames, InOpaque, RecDict,
VarDict) ->
- case unfold({record, Name}, TypeNames) of
+ case can_unfold_more({record, Name}, TypeNames) of
true ->
case lookup_record(Name, RecDict) of
{ok, DeclFields} ->
@@ -3716,7 +3719,7 @@ record_from_form({atom, _, Name}, ModFields, TypeNames, InOpaque, RecDict,
RecDict, VarDict),
case GetModRec of
{error, FieldName} ->
- throw({error, io_lib:format("Illegal declaration of ~w#{~w}\n",
+ throw({error, io_lib:format("Illegal declaration of #~w{~w}\n",
[Name, FieldName])});
{ok, NewFields} ->
{t_tuple(
@@ -3724,8 +3727,7 @@ record_from_form({atom, _, Name}, ModFields, TypeNames, InOpaque, RecDict,
R1 ++ R2}
end;
error ->
- throw({error, erlang:error(io_lib:format("Unknown record #~w{}\n",
- [Name]))})
+ throw({error, io_lib:format("Unknown record #~w{}\n", [Name])})
end;
false -> {t_any(), []}
end.
@@ -3946,8 +3948,9 @@ lookup_type(Name, RecDict) ->
type_is_defined(TypeOrOpaque, Name, RecDict) ->
dict:is_key({TypeOrOpaque, Name}, RecDict).
-unfold(TypeName, TypeNames) ->
- not lists:member(TypeName, TypeNames).
+can_unfold_more(TypeName, TypeNames) ->
+ Fun = fun(E, Acc) -> case E of TypeName -> Acc + 1; _ -> Acc end end,
+ lists:foldl(Fun, 0, TypeNames) < ?REC_TYPE_LIMIT.
%% -----------------------------------
%% Set
diff --git a/lib/stdlib/src/epp.erl b/lib/stdlib/src/epp.erl
index 81b2431f40..e5ccaddbb4 100644
--- a/lib/stdlib/src/epp.erl
+++ b/lib/stdlib/src/epp.erl
@@ -33,7 +33,9 @@
%% Epp state record.
-record(epp, {file, %Current file
location, %Current location
+ delta, %Offset from Location (-file)
name="", %Current file name
+ name2="", %-"-, modified by -file
istk=[], %Ifdef stack
sstk=[], %State stack
path=[], %Include-path
@@ -234,8 +236,8 @@ init_server(Pid, Name, File, AtLocation, Path, Pdm, Pre) ->
case user_predef(Pdm, Ms0) of
{ok,Ms1} ->
epp_reply(Pid, {ok,self()}),
- St = #epp{file=File, location=AtLocation, name=Name,
- path=Path, macs=Ms1, pre_opened = Pre},
+ St = #epp{file=File, location=AtLocation, delta=0, name=Name,
+ name2=Name, path=Path, macs=Ms1, pre_opened = Pre},
From = wait_request(St),
enter_file_reply(From, Name, AtLocation, AtLocation),
wait_req_scan(St);
@@ -358,8 +360,8 @@ enter_file2(NewF, Pname, From, St, AtLocation, ExtraPath) ->
enter_file_reply(From, Pname, Loc, AtLocation),
Ms = dict:store({atom,'FILE'}, {none,[{string,Loc,Pname}]}, St#epp.macs),
Path = St#epp.path ++ ExtraPath,
- #epp{location=Loc,file=NewF,
- name=Pname,sstk=[St|St#epp.sstk],path=Path,macs=Ms}.
+ #epp{file=NewF,location=Loc,name=Pname,delta=0,
+ sstk=[St|St#epp.sstk],path=Path,macs=Ms}.
enter_file_reply(From, Name, Location, AtLocation) ->
Attr = loc_attr(AtLocation),
@@ -391,14 +393,23 @@ leave_file(From, St) ->
case St#epp.sstk of
[OldSt|Sts] ->
close_file(St),
- enter_file_reply(From, OldSt#epp.name,
- OldSt#epp.location, OldSt#epp.location),
+ #epp{location=OldLoc, delta=Delta, name=OldName,
+ name2=OldName2} = OldSt,
+ CurrLoc = add_line(OldLoc, Delta),
Ms = dict:store({atom,'FILE'},
- {none,
- [{string,OldSt#epp.location,
- OldSt#epp.name}]},
+ {none,[{string,CurrLoc,OldName2}]},
St#epp.macs),
- wait_req_scan(OldSt#epp{sstk=Sts,macs=Ms});
+ NextSt = OldSt#epp{sstk=Sts,macs=Ms},
+ enter_file_reply(From, OldName, CurrLoc, CurrLoc),
+ case OldName2 =:= OldName of
+ true ->
+ From;
+ false ->
+ NFrom = wait_request(NextSt),
+ enter_file_reply(NFrom, OldName2, OldLoc,
+ neg_line(CurrLoc))
+ end,
+ wait_req_scan(NextSt);
[] ->
epp_reply(From, {eof,St#epp.location}),
wait_req_scan(St)
@@ -768,7 +779,8 @@ scan_file([{'(',_Llp},{string,_Ls,Name},{',',_Lc},{integer,_Li,Ln},{')',_Lrp},
Ms = dict:store({atom,'FILE'}, {none,[{string,1,Name}]}, St#epp.macs),
Locf = loc(Tf),
NewLoc = new_location(Ln, St#epp.location, Locf),
- wait_req_scan(St#epp{name=Name,location=NewLoc,macs=Ms});
+ Delta = abs(get_line(element(2, Tf)))-Ln + St#epp.delta,
+ wait_req_scan(St#epp{name2=Name,location=NewLoc,delta=Delta,macs=Ms});
scan_file(_Toks, Tf, From, St) ->
epp_reply(From, {error,{loc(Tf),epp,{bad,file}}}),
wait_req_scan(St).
@@ -1132,6 +1144,9 @@ neg_line(L) ->
abs_line(L) ->
erl_scan:set_attribute(line, L, fun(Line) -> abs(Line) end).
+add_line(L, Offset) ->
+ erl_scan:set_attribute(line, L, fun(Line) -> Line+Offset end).
+
start_loc(Line) when is_integer(Line) ->
1;
start_loc({_Line, _Column}) ->
@@ -1191,10 +1206,10 @@ interpret_file_attr([{attribute,Loc,file,{File,Line}}=Form | Forms],
%% -include or -include_lib
% true = L =:= Line,
case Fs of
- [_, Delta1, File | Fs1] -> % end of included file
- [Form | interpret_file_attr(Forms, Delta1, [File | Fs1])];
+ [_, File | Fs1] -> % end of included file
+ [Form | interpret_file_attr(Forms, 0, [File | Fs1])];
_ -> % start of included file
- [Form | interpret_file_attr(Forms, 0, [File, Delta | Fs])]
+ [Form | interpret_file_attr(Forms, 0, [File | Fs])]
end
end;
interpret_file_attr([Form0 | Forms], Delta, Fs) ->
diff --git a/lib/stdlib/src/lists.erl b/lib/stdlib/src/lists.erl
index 431e5b114e..c669c1f7c1 100644
--- a/lib/stdlib/src/lists.erl
+++ b/lib/stdlib/src/lists.erl
@@ -358,7 +358,7 @@ merge(L) ->
%% merge3(X, Y, Z) -> L
%% merges three sorted lists X, Y and Z
--spec merge3([_], [_], [_]) -> [_].
+-spec merge3([X], [Y], [Z]) -> [(X | Y | Z)].
merge3(L1, [], L3) ->
merge(L1, L3);
@@ -370,7 +370,7 @@ merge3(L1, [H2 | T2], [H3 | T3]) ->
%% rmerge3(X, Y, Z) -> L
%% merges three reversed sorted lists X, Y and Z
--spec rmerge3([_], [_], [_]) -> [_].
+-spec rmerge3([X], [Y], [Z]) -> [(X | Y | Z)].
rmerge3(L1, [], L3) ->
rmerge(L1, L3);
@@ -382,7 +382,7 @@ rmerge3(L1, [H2 | T2], [H3 | T3]) ->
%% merge(X, Y) -> L
%% merges two sorted lists X and Y
--spec merge([_], [_]) -> [_].
+-spec merge([X], [Y]) -> [(X | Y)].
merge(T1, []) ->
T1;
@@ -394,7 +394,7 @@ merge(T1, [H2 | T2]) ->
%% reverse(rmerge(reverse(A),reverse(B))) is equal to merge(I,A,B).
--spec rmerge([_], [_]) -> [_].
+-spec rmerge([X], [Y]) -> [(X | Y)].
rmerge(T1, []) ->
T1;
@@ -420,12 +420,12 @@ thing_to_list(X) when is_list(X) -> X. %Assumed to be a string
%% flatten(List, Tail)
%% Flatten a list, adding optional tail.
--spec flatten([_]) -> [_].
+-spec flatten([term()]) -> [term()].
flatten(List) when is_list(List) ->
do_flatten(List, []).
--spec flatten([_], [_]) -> [_].
+-spec flatten([term()], [term()]) -> [term()].
flatten(List, Tail) when is_list(List), is_list(Tail) ->
do_flatten(List, Tail).
@@ -440,7 +440,7 @@ do_flatten([], Tail) ->
%% flatlength(List)
%% Calculate the length of a list of lists.
--spec flatlength([_]) -> non_neg_integer().
+-spec flatlength([term()]) -> non_neg_integer().
flatlength(List) ->
flatlength(List, 0).
@@ -481,7 +481,7 @@ flatlength([], L) -> L.
% keysearch3(Key, N, T);
%keysearch3(Key, N, []) -> false.
--spec keydelete(_, pos_integer(), [T]) -> [T].
+-spec keydelete(term(), pos_integer(), [T]) -> [T] when T :: tuple().
keydelete(K, N, L) when is_integer(N), N > 0 ->
keydelete3(K, N, L).
@@ -491,7 +491,7 @@ keydelete3(Key, N, [H|T]) ->
[H|keydelete3(Key, N, T)];
keydelete3(_, _, []) -> [].
--spec keyreplace(_, pos_integer(), [_], tuple()) -> [_].
+-spec keyreplace(term(), pos_integer(), [tuple()], tuple()) -> [tuple()].
keyreplace(K, N, L, New) when is_integer(N), N > 0, is_tuple(New) ->
keyreplace3(K, N, L, New).
@@ -502,7 +502,8 @@ keyreplace3(Key, Pos, [H|T], New) ->
[H|keyreplace3(Key, Pos, T, New)];
keyreplace3(_, _, [], _) -> [].
--spec keytake(_, pos_integer(), [_]) -> {'value', tuple(), [_]} | 'false'.
+-spec keytake(term(), pos_integer(), [tuple()]) ->
+ {'value', tuple(), [tuple()]} | 'false'.
keytake(Key, N, L) when is_integer(N), N > 0 ->
keytake(Key, N, L, []).
@@ -513,7 +514,8 @@ keytake(Key, N, [H|T], L) ->
keytake(Key, N, T, [H|L]);
keytake(_K, _N, [], _L) -> false.
--spec keystore(_, pos_integer(), [_], tuple()) -> [_].
+-spec keystore(term(), pos_integer(), [tuple()], tuple()) -> [tuple(),...].
+
keystore(K, N, L, New) when is_integer(N), N > 0, is_tuple(New) ->
keystore2(K, N, L, New).
@@ -524,7 +526,7 @@ keystore2(Key, N, [H|T], New) ->
keystore2(_Key, _N, [], New) ->
[New].
--spec keysort(pos_integer(), [T]) -> [T] when is_subtype(T, tuple()).
+-spec keysort(pos_integer(), [T]) -> [T] when T :: tuple().
keysort(I, L) when is_integer(I), I > 0 ->
case L of
@@ -582,7 +584,7 @@ keysort_1(_I, X, _EX, [], R) ->
lists:reverse(R, [X]).
-spec keymerge(pos_integer(), [X], [Y]) ->
- [R] when is_subtype(X, tuple()), is_subtype(Y, tuple()), is_subtype(R, tuple()).
+ [R] when X :: tuple(), Y :: tuple(), R :: tuple().
keymerge(Index, T1, L2) when is_integer(Index), Index > 0 ->
case L2 of
@@ -597,7 +599,7 @@ keymerge(Index, T1, L2) when is_integer(Index), Index > 0 ->
%% reverse(rkeymerge(I,reverse(A),reverse(B))) is equal to keymerge(I,A,B).
-spec rkeymerge(pos_integer(), [X], [Y]) ->
- [R] when is_subtype(X, tuple()), is_subtype(Y, tuple()), is_subtype(R, tuple()).
+ [R] when X :: tuple(), Y :: tuple(), R :: tuple().
rkeymerge(Index, T1, L2) when is_integer(Index), Index > 0 ->
case L2 of
@@ -609,7 +611,7 @@ rkeymerge(Index, T1, L2) when is_integer(Index), Index > 0 ->
lists:reverse(M, [])
end.
--spec ukeysort(pos_integer(), [T]) -> [T] when is_subtype(T, tuple()).
+-spec ukeysort(pos_integer(), [T]) -> [T] when T :: tuple().
ukeysort(I, L) when is_integer(I), I > 0 ->
case L of
@@ -675,7 +677,7 @@ ukeysort_1(_I, X, _EX, []) ->
[X].
-spec ukeymerge(pos_integer(), [X], [Y]) ->
- [(X | Y)] when is_subtype(X, tuple()), is_subtype(Y, tuple()).
+ [(X | Y)] when X :: tuple(), Y :: tuple().
ukeymerge(Index, L1, T2) when is_integer(Index), Index > 0 ->
case L1 of
@@ -690,7 +692,7 @@ ukeymerge(Index, L1, T2) when is_integer(Index), Index > 0 ->
%% reverse(rukeymerge(I,reverse(A),reverse(B))) is equal to ukeymerge(I,A,B).
-spec rukeymerge(pos_integer(), [X], [Y]) ->
- [(X | Y)] when is_subtype(X, tuple()), is_subtype(Y, tuple()).
+ [(X | Y)] when X :: tuple(), Y :: tuple().
rukeymerge(Index, T1, L2) when is_integer(Index), Index > 0 ->
case L2 of
@@ -702,7 +704,7 @@ rukeymerge(Index, T1, L2) when is_integer(Index), Index > 0 ->
lists:reverse(M, [])
end.
--spec keymap(fun((_) -> _), pos_integer(), [tuple()]) -> [tuple()].
+-spec keymap(fun((term()) -> term()), pos_integer(), [tuple()]) -> [tuple()].
keymap(Fun, Index, [Tup|Tail]) ->
[setelement(Index, Tup, Fun(element(Index, Tup)))|keymap(Fun, Index, Tail)];
@@ -725,7 +727,7 @@ sort(Fun, [X, Y | T]) ->
fsplit_2(Y, X, Fun, T, [], [])
end.
--spec merge(fun((X, Y) -> boolean()), [X], [Y]) -> [_].
+-spec merge(fun((X, Y) -> boolean()), [X], [Y]) -> [(X | Y)].
merge(Fun, T1, [H2 | T2]) when is_function(Fun, 2) ->
lists:reverse(fmerge2_1(T1, H2, Fun, T2, []), []);
@@ -734,7 +736,7 @@ merge(Fun, T1, []) when is_function(Fun, 2) ->
%% reverse(rmerge(F,reverse(A),reverse(B))) is equal to merge(F,A,B).
--spec rmerge(fun((X, Y) -> boolean()), [X], [Y]) -> [_].
+-spec rmerge(fun((X, Y) -> boolean()), [X], [Y]) -> [(X | Y)].
rmerge(Fun, T1, [H2 | T2]) when is_function(Fun, 2) ->
lists:reverse(rfmerge2_1(T1, H2, Fun, T2, []), []);
@@ -768,7 +770,7 @@ usort_1(Fun, X, [Y | L]) ->
ufsplit_2(Y, L, Fun, [X])
end.
--spec umerge(fun((X, Y) -> boolean()), [X], [Y]) -> [_].
+-spec umerge(fun((X, Y) -> boolean()), [X], [Y]) -> [(X | Y)].
umerge(Fun, [], T2) when is_function(Fun, 2) ->
T2;
@@ -777,7 +779,7 @@ umerge(Fun, [H1 | T1], T2) when is_function(Fun, 2) ->
%% reverse(rumerge(F,reverse(A),reverse(B))) is equal to umerge(F,A,B).
--spec rumerge(fun((X, Y) -> boolean()), [X], [Y]) -> [_].
+-spec rumerge(fun((X, Y) -> boolean()), [X], [Y]) -> [(X | Y)].
rumerge(Fun, T1, []) when is_function(Fun, 2) ->
T1;
@@ -851,7 +853,7 @@ umerge(L) ->
%% merges three sorted lists X, Y and Z without duplicates,
%% removes duplicates
--spec umerge3([_], [_], [_]) -> [_].
+-spec umerge3([X], [Y], [Z]) -> [(X | Y | Z)].
umerge3(L1, [], L3) ->
umerge(L1, L3);
@@ -864,7 +866,7 @@ umerge3(L1, [H2 | T2], [H3 | T3]) ->
%% merges three reversed sorted lists X, Y and Z without duplicates,
%% removes duplicates
--spec rumerge3([_], [_], [_]) -> [_].
+-spec rumerge3([X], [Y], [Z]) -> [(X | Y | Z)].
rumerge3(L1, [], L3) ->
rumerge(L1, L3);
@@ -876,7 +878,7 @@ rumerge3(L1, [H2 | T2], [H3 | T3]) ->
%% umerge(X, Y) -> L
%% merges two sorted lists X and Y without duplicates, removes duplicates
--spec umerge([_], [_]) -> [_].
+-spec umerge([X], [Y]) -> [(X | Y)].
umerge([], T2) ->
T2;
@@ -889,7 +891,7 @@ umerge([H1 | T1], T2) ->
%% reverse(rumerge(reverse(A),reverse(B))) is equal to umerge(I,A,B).
--spec rumerge([_], [_]) -> [_].
+-spec rumerge([X], [Y]) -> [(X | Y)].
rumerge(T1, []) ->
T1;
@@ -952,13 +954,13 @@ flatmap(F, [Hd|Tail]) ->
F(Hd) ++ flatmap(F, Tail);
flatmap(F, []) when is_function(F, 1) -> [].
--spec foldl(fun((T, _) -> _), _, [T]) -> _.
+-spec foldl(fun((T, term()) -> term()), term(), [T]) -> term().
foldl(F, Accu, [Hd|Tail]) ->
foldl(F, F(Hd, Accu), Tail);
foldl(F, Accu, []) when is_function(F, 2) -> Accu.
--spec foldr(fun((T, _) -> _), _, [T]) -> _.
+-spec foldr(fun((T, term()) -> term()), term(), [T]) -> term().
foldr(F, Accu, [Hd|Tail]) ->
F(Hd, foldr(F, Accu, Tail));
@@ -998,14 +1000,14 @@ zf(F, [Hd|Tail]) ->
end;
zf(F, []) when is_function(F, 1) -> [].
--spec foreach(F :: fun((T) -> _), List :: [T]) -> 'ok'.
+-spec foreach(F :: fun((T) -> term()), List :: [T]) -> 'ok'.
foreach(F, [Hd|Tail]) ->
F(Hd),
foreach(F, Tail);
foreach(F, []) when is_function(F, 1) -> ok.
--spec mapfoldl(fun((T, _) -> {_, _}), _, [T]) -> {[_], _}.
+-spec mapfoldl(fun((A, term()) -> {B, term()}), term(), [A]) -> {[B], term()}.
mapfoldl(F, Accu0, [Hd|Tail]) ->
{R,Accu1} = F(Hd, Accu0),
@@ -1013,7 +1015,7 @@ mapfoldl(F, Accu0, [Hd|Tail]) ->
{[R|Rs],Accu2};
mapfoldl(F, Accu, []) when is_function(F, 2) -> {[],Accu}.
--spec mapfoldr(fun((T, _) -> {_, _}), _, [T]) -> {[_], _}.
+-spec mapfoldr(fun((A, term()) -> {B, term()}), term(), [A]) -> {[B], term()}.
mapfoldr(F, Accu0, [Hd|Tail]) ->
{Rs,Accu1} = mapfoldr(F, Accu0, Tail),
diff --git a/lib/stdlib/src/ordsets.erl b/lib/stdlib/src/ordsets.erl
index e992b66714..4c72e351d0 100644
--- a/lib/stdlib/src/ordsets.erl
+++ b/lib/stdlib/src/ordsets.erl
@@ -26,12 +26,14 @@
-export([subtract/2,is_subset/2]).
-export([fold/3,filter/2]).
+-export_type([ordset/1]).
+
-type ordset(T) :: [T].
%% new() -> Set.
%% Return a new empty ordered set.
--spec new() -> ordset(term()).
+-spec new() -> [].
new() -> [].
@@ -84,7 +86,7 @@ is_element(_, []) -> false.
%% add_element(Element, OrdSet) -> OrdSet.
%% Return OrdSet with Element inserted in it.
--spec add_element(term(), ordset(_)) -> ordset(_).
+-spec add_element(E, ordset(T)) -> [T | E,...].
add_element(E, [H|Es]) when E > H -> [H|add_element(E, Es)];
add_element(E, [H|_]=Set) when E < H -> [E|Set];
@@ -94,7 +96,7 @@ add_element(E, []) -> [E].
%% del_element(Element, OrdSet) -> OrdSet.
%% Return OrdSet but with Element removed.
--spec del_element(term(), ordset(_)) -> ordset(_).
+-spec del_element(term(), ordset(T)) -> ordset(T).
del_element(E, [H|Es]) when E > H -> [H|del_element(E, Es)];
del_element(E, [H|_]=Set) when E < H -> Set;
@@ -104,7 +106,7 @@ del_element(_, []) -> [].
%% union(OrdSet1, OrdSet2) -> OrdSet
%% Return the union of OrdSet1 and OrdSet2.
--spec union(ordset(_), ordset(_)) -> ordset(_).
+-spec union(ordset(T1), ordset(T2)) -> ordset(T1 | T2).
union([E1|Es1], [E2|_]=Set2) when E1 < E2 ->
[E1|union(Es1, Set2)];
@@ -118,7 +120,7 @@ union(Es1, []) -> Es1.
%% union([OrdSet]) -> OrdSet
%% Return the union of the list of ordered sets.
--spec union([ordset(_)]) -> ordset(_).
+-spec union([ordset(T)]) -> ordset(T).
union([S1,S2|Ss]) ->
union1(union(S1, S2), Ss);
@@ -206,7 +208,7 @@ is_subset(_, []) -> false.
%% fold(Fun, Accumulator, OrdSet) -> Accumulator.
%% Fold function Fun over all elements in OrdSet and return Accumulator.
--spec fold(fun((_, _) -> _), _, ordset(_)) -> _.
+-spec fold(fun((T, term()) -> term()), term(), ordset(T)) -> term().
fold(F, Acc, Set) ->
lists:foldl(F, Acc, Set).
@@ -214,7 +216,7 @@ fold(F, Acc, Set) ->
%% filter(Fun, OrdSet) -> OrdSet.
%% Filter OrdSet with Fun.
--spec filter(fun((_) -> boolean()), ordset(_)) -> ordset(_).
+-spec filter(fun((T) -> boolean()), ordset(T)) -> ordset(T).
filter(F, Set) ->
lists:filter(F, Set).
diff --git a/lib/stdlib/test/epp_SUITE.erl b/lib/stdlib/test/epp_SUITE.erl
index e31dfdd764..e9fb932632 100644
--- a/lib/stdlib/test/epp_SUITE.erl
+++ b/lib/stdlib/test/epp_SUITE.erl
@@ -24,7 +24,7 @@
variable/1, variable_1/1, otp_4870/1, otp_4871/1, otp_5362/1,
pmod/1, not_circular/1, skip_header/1, otp_6277/1, otp_7702/1,
otp_8130/1, overload_mac/1, otp_8388/1, otp_8470/1, otp_8503/1,
- otp_8562/1, otp_8665/1]).
+ otp_8562/1, otp_8665/1, otp_8911/1]).
-export([epp_parse_erl_form/2]).
@@ -64,7 +64,7 @@ all(doc) ->
all(suite) ->
[rec_1, upcase_mac, predef_mac, variable, otp_4870, otp_4871, otp_5362,
pmod, not_circular, skip_header, otp_6277, otp_7702, otp_8130,
- overload_mac, otp_8388, otp_8470, otp_8503, otp_8562, otp_8665].
+ overload_mac, otp_8388, otp_8470, otp_8503, otp_8562, otp_8665, otp_8911].
rec_1(doc) ->
["Recursive macros hang or crash epp (OTP-1398)."];
@@ -1197,6 +1197,40 @@ otp_8562(Config) when is_list(Config) ->
?line [] = compile(Config, Cs),
ok.
+otp_8911(doc) ->
+ ["OTP-8911. -file and file inclusion bug"];
+otp_8911(suite) ->
+ [];
+otp_8911(Config) when is_list(Config) ->
+ ?line {ok, CWD} = file:get_cwd(),
+ ?line ok = file:set_cwd(?config(priv_dir, Config)),
+
+ File = "i.erl",
+ Cont = <<"-module(i).
+ -compile(export_all).
+ -file(\"fil1\", 100).
+ -include(\"i1.erl\").
+ t() ->
+ a.
+ ">>,
+ ?line ok = file:write_file(File, Cont),
+ Incl = <<"-file(\"fil2\", 35).
+ t1() ->
+ b.
+ ">>,
+ File1 = "i1.erl",
+ ?line ok = file:write_file(File1, Incl),
+
+ ?line {ok, i} = cover:compile(File),
+ ?line a = i:t(),
+ ?line {ok,[{{i,6},1}]} = cover:analyse(i, calls, line),
+ ?line cover:stop(),
+
+ file:delete(File),
+ file:delete(File1),
+ ?line file:set_cwd(CWD),
+ ok.
+
otp_8665(doc) ->
["OTP-8665. Bugfix premature end."];
otp_8665(suite) ->
diff --git a/lib/syntax_tools/src/erl_syntax.erl b/lib/syntax_tools/src/erl_syntax.erl
index a40bf83c5a..9df5f26454 100644
--- a/lib/syntax_tools/src/erl_syntax.erl
+++ b/lib/syntax_tools/src/erl_syntax.erl
@@ -1818,7 +1818,7 @@ char_value(Node) ->
%%
%% @see char/1
--spec char_literal(syntaxTree()) -> string().
+-spec char_literal(syntaxTree()) -> nonempty_string().
char_literal(Node) ->
io_lib:write_char(char_value(Node)).
@@ -1908,7 +1908,7 @@ string_value(Node) ->
%%
%% @see string/1
--spec string_literal(syntaxTree()) -> string().
+-spec string_literal(syntaxTree()) -> nonempty_string().
string_literal(Node) ->
io_lib:write_string(string_value(Node)).
diff --git a/lib/syntax_tools/src/erl_syntax_lib.erl b/lib/syntax_tools/src/erl_syntax_lib.erl
index daef74e874..97dfbfd7cd 100644
--- a/lib/syntax_tools/src/erl_syntax_lib.erl
+++ b/lib/syntax_tools/src/erl_syntax_lib.erl
@@ -49,10 +49,6 @@
-export_type([info_pair/0]).
%% =====================================================================
-
--type ordset(X) :: [X]. % XXX: TAKE ME OUT
-
-%% =====================================================================
%% @spec map(Function, Tree::syntaxTree()) -> syntaxTree()
%%
%% Function = (syntaxTree()) -> syntaxTree()
@@ -480,7 +476,7 @@ new_variable_names(0, Names, _, _, _) ->
%% @see annotate_bindings/1
%% @see //stdlib/ordsets
--spec annotate_bindings(erl_syntax:syntaxTree(), ordset(atom())) ->
+-spec annotate_bindings(erl_syntax:syntaxTree(), ordsets:ordset(atom())) ->
erl_syntax:syntaxTree().
annotate_bindings(Tree, Env) ->
diff --git a/lib/syntax_tools/src/igor.erl b/lib/syntax_tools/src/igor.erl
index 7ec62f1dba..aa933eb54b 100644
--- a/lib/syntax_tools/src/igor.erl
+++ b/lib/syntax_tools/src/igor.erl
@@ -119,20 +119,16 @@
%% =====================================================================
--type ordset(X) :: [X]. % XXX: TAKE ME OUT
-
-%% =====================================================================
-
%% Data structure for module information
-record(module, {name :: atom(),
vars = none :: [atom()] | 'none',
- functions :: ordset({atom(), arity()}),
- exports :: ordset({atom(), arity()})
- | ordset({{atom(), arity()}, term()}),
- aliases :: ordset({{atom(), arity()},
- {atom(), {atom(), arity()}}}),
- attributes :: ordset({atom(), term()}),
+ functions :: ordsets:ordset({atom(), arity()}),
+ exports :: ordsets:ordset({atom(), arity()})
+ | ordsets:ordset({{atom(), arity()}, term()}),
+ aliases :: ordsets:ordset({{atom(), arity()},
+ {atom(), {atom(), arity()}}}),
+ attributes :: ordsets:ordset({atom(), term()}),
records :: [{atom(), [{atom(), term()}]}]
}).
@@ -149,7 +145,7 @@ default_printer(Tree, Options) ->
-type moduleName() :: atom().
-type functionName() :: {atom(), arity()}.
-type functionPair() :: {functionName(), {moduleName(), functionName()}}.
--type stubDescriptor() :: [{moduleName(), [functionPair()], [attribute()]}].
+-type stubDescriptor() :: {moduleName(), [functionPair()], [attribute()]}.
-type notes() :: 'always' | 'yes' | 'no'.
@@ -209,7 +205,7 @@ parse_transform(Forms, Options) ->
%% @spec merge(Name::atom(), Files::[filename()]) -> [filename()]
%% @equiv merge(Name, Files, [])
--spec merge(atom(), [file:filename()]) -> [file:filename()].
+-spec merge(atom(), [file:filename()]) -> [file:filename(),...].
merge(Name, Files) ->
merge(Name, Files, []).
@@ -343,7 +339,7 @@ merge(Name, Files) ->
{suffix, ?DEFAULT_SUFFIX},
{verbose, false}]).
--spec merge(atom(), [file:filename()], [option()]) -> [file:filename()].
+-spec merge(atom(), [file:filename()], [option()]) -> [file:filename(),...].
merge(Name, Files, Opts) ->
Opts1 = Opts ++ ?DEFAULT_MERGE_OPTS,
@@ -484,7 +480,7 @@ merge_files(Name, Trees, Files, Opts) ->
%%
%% Forms = syntaxTree() | [syntaxTree()]
%%
-%% @type stubDescriptor() = [{ModuleName, Functions, [Attribute]}]
+%% @type stubDescriptor() = {ModuleName, Functions, [Attribute]}
%% ModuleName = atom()
%% Functions = [{FunctionName, {ModuleName, FunctionName}}]
%% FunctionName = {atom(), integer()}
@@ -687,15 +683,15 @@ merge_files(Name, Trees, Files, Opts) ->
%% Data structure for merging environment.
-record(merge, {target :: atom(),
- sources :: ordset(atom()),
- export :: ordset(atom()),
- static :: ordset(atom()),
- safe :: ordset(atom()),
+ sources :: ordsets:ordset(atom()),
+ export :: ordsets:ordset(atom()),
+ static :: ordsets:ordset(atom()),
+ safe :: ordsets:ordset(atom()),
preserved :: boolean(),
no_headers :: boolean(),
notes :: notes(),
redirect :: dict(), % = dict(atom(), atom())
- no_imports :: ordset(atom()),
+ no_imports :: ordsets:ordset(atom()),
options :: [option()]
}).
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-12 22:42:32 +0000