diff options
Diffstat (limited to 'lib/stdlib/src')
| -rw-r--r-- | lib/stdlib/src/dets.erl | 12 | ||||
| -rw-r--r-- | lib/stdlib/src/erl_lint.erl | 158 | ||||
| -rw-r--r-- | lib/stdlib/src/maps.erl | 15 |
3 files changed, 85 insertions, 100 deletions
diff --git a/lib/stdlib/src/dets.erl b/lib/stdlib/src/dets.erl index 44dad04f43..c32da1624f 100644 --- a/lib/stdlib/src/dets.erl +++ b/lib/stdlib/src/dets.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -1785,6 +1785,7 @@ read_file_header(FileName, Access, RamFile) -> Version =:= 9 -> dets_v9:read_file_header(Fd, FileName); true -> + _ = file:close(Fd), throw({error, {not_a_dets_file, FileName}}) end. @@ -2113,6 +2114,8 @@ test_bchunk_format(Head, Term) -> do_open_file([Fname, Verbose], Parent, Server, Ref) -> case catch fopen2(Fname, Ref) of + {error, {tooshort, _}} -> + err({error, {not_a_dets_file, Fname}}); {error, _Reason} = Error -> err(Error); {ok, Head} -> @@ -2126,11 +2129,10 @@ do_open_file([Fname, Verbose], Parent, Server, Ref) -> [Bad]), {error, {dets_bug, Fname, Bad}} end; -do_open_file([Tab, OpenArgs, Verb], Parent, Server, Ref) -> +do_open_file([Tab, OpenArgs, Verb], Parent, Server, _Ref) -> case catch fopen3(Tab, OpenArgs) of {error, {tooshort, _}} -> - _ = file:delete(OpenArgs#open_args.file), - do_open_file([Tab, OpenArgs, Verb], Parent, Server, Ref); + err({error, {not_a_dets_file, OpenArgs#open_args.file}}); {error, _Reason} = Error -> err(Error); {ok, Head} -> @@ -2486,7 +2488,6 @@ fopen2(Fname, Tab) -> {ok, _} -> Acc = read_write, Ram = false, - %% Fd is not always closed upon error, but exit is soon called. {ok, Fd, FH} = read_file_header(Fname, Acc, Ram), Mod = FH#fileheader.mod, Do = case Mod:check_file_header(FH, Fd) of @@ -2542,7 +2543,6 @@ fopen_existing_file(Tab, OpenArgs) -> ram_file = Ram, delayed_write = CacheSz, auto_save = Auto, access = Acc, version = Version, debug = Debug} = OpenArgs, - %% Fd is not always closed upon error, but exit is soon called. {ok, Fd, FH} = read_file_header(Fname, Acc, Ram), V9 = (Version =:= 9) or (Version =:= default), MinF = (MinSlots =:= default) or (MinSlots =:= FH#fileheader.min_no_slots), diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl index 5ba68318d7..269e4b34cf 100644 --- a/lib/stdlib/src/erl_lint.erl +++ b/lib/stdlib/src/erl_lint.erl @@ -1385,18 +1385,19 @@ pattern({cons,_Line,H,T}, Vt, Old, Bvt, St0) -> pattern({tuple,_Line,Ps}, Vt, Old, Bvt, St) -> pattern_list(Ps, Vt, Old, Bvt, St); pattern({map,_Line,Ps}, Vt, Old, Bvt, St) -> - pattern_list(Ps, Vt, Old, Bvt, St); -pattern({map_field_assoc,Line,_,_}, _, _, _, St) -> - {[],[],add_error(Line, illegal_pattern, St)}; -pattern({map_field_exact,Line,KP,VP}, Vt, Old, Bvt0, St0) -> - %% if the key pattern has variables we should fail - case expr(KP,[],St0) of - {[],_} -> - pattern(VP, Vt, Old, Bvt0, St0); - {[Var|_],_} -> - %% found variables in key expression - {Vt,Old,add_error(Line,{illegal_map_key_variable,element(1,Var)},St0)} - end; + foldl(fun ({map_field_assoc,L,_,_}, {Psvt,Bvt0,St0}) -> + {Psvt,Bvt0,add_error(L, illegal_pattern, St0)}; + ({map_field_exact,L,KP,VP}, {Psvt,Bvt0,St0}) -> + case expr(KP, [], St0) of + {[],_} -> + {Pvt,Bvt1,St1} = pattern(VP, Vt, Old, Bvt, St0), + {vtmerge_pat(Pvt, Psvt),vtmerge_pat(Bvt0, Bvt1), + St1}; + {[Var|_],_} -> + Error = {illegal_map_key_variable,element(1, Var)}, + {Psvt,Bvt0,add_error(L, Error, St0)} + end + end, {[],[],St}, Ps); %%pattern({struct,_Line,_Tag,Ps}, Vt, Old, Bvt, St) -> %% pattern_list(Ps, Vt, Old, Bvt, St); pattern({record_index,Line,Name,Field}, _Vt, _Old, _Bvt, St) -> @@ -1785,13 +1786,11 @@ gexpr({cons,_Line,H,T}, Vt, St) -> gexpr({tuple,_Line,Es}, Vt, St) -> gexpr_list(Es, Vt, St); gexpr({map,_Line,Es}, Vt, St) -> - gexpr_list(Es, Vt, St); + map_fields(Es, Vt, check_assoc_fields(Es, St), fun gexpr_list/3); gexpr({map,_Line,Src,Es}, Vt, St) -> - gexpr_list([Src|Es], Vt, St); -gexpr({map_field_assoc,_Line,K,V}, Vt, St) -> - gexpr_list([K,V], Vt, St); -gexpr({map_field_exact,_Line,K,V}, Vt, St) -> - gexpr_list([K,V], Vt, St); + {Svt,St1} = gexpr(Src, Vt, St), + {Fvt,St2} = map_fields(Es, Vt, St1, fun gexpr_list/3), + {vtmerge(Svt, Fvt),St2}; gexpr({record_index,Line,Name,Field}, _Vt, St) -> check_record(Line, Name, St, fun (Dfs, St1) -> record_field(Field, Name, Dfs, St1) end ); @@ -2015,24 +2014,12 @@ expr({bc,_Line,E,Qs}, Vt, St) -> handle_comprehension(E, Qs, Vt, St); expr({tuple,_Line,Es}, Vt, St) -> expr_list(Es, Vt, St); -expr({map,Line,Es}, Vt, St) -> - {Rvt,St1} = expr_list(Es,Vt,St), - case is_valid_map_construction(Es) of - true -> {Rvt,St1}; - false -> {[],add_error(Line,illegal_map_construction,St1)} - end; +expr({map,_Line,Es}, Vt, St) -> + map_fields(Es, Vt, check_assoc_fields(Es, St), fun expr_list/3); expr({map,_Line,Src,Es}, Vt, St) -> - expr_list([Src|Es], Vt, St); -expr({map_field_assoc,Line,K,V}, Vt, St) -> - case is_valid_map_key(K,St) of - true -> expr_list([K,V], Vt, St); - {false,Var} -> {[],add_error(Line,{illegal_map_key_variable,Var},St)} - end; -expr({map_field_exact,Line,K,V}, Vt, St) -> - case is_valid_map_key(K,St) of - true -> expr_list([K,V], Vt, St); - {false,Var} -> {[],add_error(Line,{illegal_map_key_variable,Var},St)} - end; + {Svt,St1} = expr(Src, Vt, St), + {Fvt,St2} = map_fields(Es, Vt, St1, fun expr_list/3), + {vtupdate(Svt, Fvt),St2}; expr({record_index,Line,Name,Field}, _Vt, St) -> check_record(Line, Name, St, fun (Dfs, St1) -> record_field(Field, Name, Dfs, St1) end); @@ -2240,6 +2227,25 @@ record_expr(Line, Rec, Vt, St0) -> St1 = warn_invalid_record(Line, Rec, St0), expr(Rec, Vt, St1). +check_assoc_fields([{map_field_exact,Line,_,_}|Fs], St) -> + check_assoc_fields(Fs, add_error(Line, illegal_map_construction, St)); +check_assoc_fields([{map_field_assoc,_,_,_}|Fs], St) -> + check_assoc_fields(Fs, St); +check_assoc_fields([], St) -> + St. + +map_fields([{Tag,Line,K,V}|Fs], Vt, St, F) when Tag =:= map_field_assoc; + Tag =:= map_field_exact -> + St1 = case is_valid_map_key(K, St) of + true -> St; + {false,Var} -> add_error(Line, {illegal_map_key_variable,Var}, St) + end, + {Pvt,St2} = F([K,V], Vt, St1), + {Vts,St3} = map_fields(Fs, Vt, St2, F), + {vtupdate(Pvt, Vts),St3}; +map_fields([], Vt, St, _) -> + {Vt,St}. + %% warn_invalid_record(Line, Record, State0) -> State %% Adds warning if the record is invalid. @@ -2292,13 +2298,6 @@ is_valid_call(Call) -> _ -> true end. -%% check_map_construction -%% Only #{ K => V }, i.e. assoc is a valid construction -is_valid_map_construction([{map_field_assoc,_,_,_}|Es]) -> - is_valid_map_construction(Es); -is_valid_map_construction([]) -> true; -is_valid_map_construction(_) -> false. - is_valid_map_key(K,St) -> case expr(K,[],St) of {[],_} -> true; @@ -2536,32 +2535,39 @@ type_def(Attr, Line, TypeName, ProtoType, Args, St0) -> CheckType = {type, -1, product, [ProtoType|Args]}, check_type(CheckType, St#lint{types=NewDefs}) end, - case (dict:is_key(TypePair, TypeDefs) orelse is_var_arity_type(TypeName)) of - true -> - case is_default_type(TypePair) of - true -> - case is_newly_introduced_builtin_type(TypePair) of - %% allow some types just for bootstrapping - true -> - Warn = {new_builtin_type, TypePair}, - St1 = add_warning(Line, Warn, St0), + case is_default_type(TypePair) of + true -> + case is_obsolete_builtin_type(TypePair) of + true -> StoreType(St0); + false -> + case is_newly_introduced_builtin_type(TypePair) of + %% allow some types just for bootstrapping + true -> + Warn = {new_builtin_type, TypePair}, + St1 = add_warning(Line, Warn, St0), StoreType(St1); - false -> - add_error(Line, {builtin_type, TypePair}, St0) - end; - false -> add_error(Line, {redefine_type, TypePair}, St0) - end; - false -> - St1 = case - Attr =:= opaque andalso - is_underspecified(ProtoType, Arity) - of - true -> - Warn = {underspecified_opaque, TypePair}, - add_warning(Line, Warn, St0); - false -> St0 - end, - StoreType(St1) + false -> + add_error(Line, {builtin_type, TypePair}, St0) + end + end; + false -> + case + dict:is_key(TypePair, TypeDefs) + orelse is_var_arity_type(TypeName) + of + true -> add_error(Line, {redefine_type, TypePair}, St0); + false -> + St1 = case + Attr =:= opaque andalso + is_underspecified(ProtoType, Arity) + of + true -> + Warn = {underspecified_opaque, TypePair}, + add_warning(Line, Warn, St0); + false -> St0 + end, + StoreType(St1) + end end. is_underspecified({type,_,term,[]}, 0) -> true; @@ -2784,21 +2790,11 @@ is_default_type({timeout, 0}) -> true; is_default_type({var, 1}) -> true; is_default_type(_) -> false. -%% R13 -is_newly_introduced_builtin_type({arity, 0}) -> true; -is_newly_introduced_builtin_type({array, 0}) -> true; % opaque -is_newly_introduced_builtin_type({bitstring, 0}) -> true; -is_newly_introduced_builtin_type({dict, 0}) -> true; % opaque -is_newly_introduced_builtin_type({digraph, 0}) -> true; % opaque -is_newly_introduced_builtin_type({gb_set, 0}) -> true; % opaque -is_newly_introduced_builtin_type({gb_tree, 0}) -> true; % opaque -is_newly_introduced_builtin_type({iodata, 0}) -> true; -is_newly_introduced_builtin_type({queue, 0}) -> true; % opaque -is_newly_introduced_builtin_type({set, 0}) -> true; % opaque -%% R13B01 -is_newly_introduced_builtin_type({boolean, 0}) -> true; is_newly_introduced_builtin_type({Name, _}) when is_atom(Name) -> false. +is_obsolete_builtin_type(TypePair) -> + obsolete_builtin_type(TypePair) =/= no. + %% Obsolete in OTP 17.0. obsolete_builtin_type({array, 0}) -> {deprecated, {array, array, 1}, "OTP 18.0"}; @@ -2816,7 +2812,7 @@ obsolete_builtin_type({set, 0}) -> {deprecated, {sets, set, 1}, "OTP 18.0"}; obsolete_builtin_type({tid, 0}) -> {deprecated, {ets, tid}, "OTP 18.0"}; -obsolete_builtin_type({Name, _}) when is_atom(Name) -> no. +obsolete_builtin_type({Name, A}) when is_atom(Name), is_integer(A) -> no. %% spec_decl(Line, Fun, Types, State) -> State. diff --git a/lib/stdlib/src/maps.erl b/lib/stdlib/src/maps.erl index 57b5072639..1f94d9e69d 100644 --- a/lib/stdlib/src/maps.erl +++ b/lib/stdlib/src/maps.erl @@ -45,7 +45,6 @@ -compile(no_native). -%% Shadowed by erl_bif_types: maps:get/3 -spec get(Key,Map) -> Value when Key :: term(), Map :: map(), @@ -54,7 +53,6 @@ get(_,_) -> erlang:nif_error(undef). -%% Shadowed by erl_bif_types: maps:find/3 -spec find(Key,Map) -> {ok, Value} | error when Key :: term(), Map :: map(), @@ -63,8 +61,8 @@ get(_,_) -> erlang:nif_error(undef). find(_,_) -> erlang:nif_error(undef). -%% Shadowed by erl_bif_types: maps:from_list/1 --spec from_list([{Key,Value}]) -> Map when +-spec from_list(List) -> Map when + List :: [{Key,Value}], Key :: term(), Value :: term(), Map :: map(). @@ -72,7 +70,6 @@ find(_,_) -> erlang:nif_error(undef). from_list(_) -> erlang:nif_error(undef). -%% Shadowed by erl_bif_types: maps:is_key/2 -spec is_key(Key,Map) -> boolean() when Key :: term(), Map :: map(). @@ -80,7 +77,6 @@ from_list(_) -> erlang:nif_error(undef). is_key(_,_) -> erlang:nif_error(undef). -%% Shadowed by erl_bif_types: maps:keys/1 -spec keys(Map) -> Keys when Map :: map(), Keys :: [Key], @@ -89,7 +85,6 @@ is_key(_,_) -> erlang:nif_error(undef). keys(_) -> erlang:nif_error(undef). -%% Shadowed by erl_bif_types: maps:merge/2 -spec merge(Map1,Map2) -> Map3 when Map1 :: map(), Map2 :: map(), @@ -99,14 +94,12 @@ merge(_,_) -> erlang:nif_error(undef). -%% Shadowed by erl_bif_types: maps:new/0 -spec new() -> Map when Map :: map(). new() -> erlang:nif_error(undef). -%% Shadowed by erl_bif_types: maps:put/3 -spec put(Key,Value,Map1) -> Map2 when Key :: term(), Value :: term(), @@ -116,7 +109,6 @@ new() -> erlang:nif_error(undef). put(_,_,_) -> erlang:nif_error(undef). -%% Shadowed by erl_bif_types: maps:put/3 -spec remove(Key,Map1) -> Map2 when Key :: term(), Map1 :: map(), @@ -125,7 +117,6 @@ put(_,_,_) -> erlang:nif_error(undef). remove(_,_) -> erlang:nif_error(undef). -%% Shadowed by erl_bif_types: maps:to_list/1 -spec to_list(Map) -> [{Key,Value}] when Map :: map(), Key :: term(), @@ -134,7 +125,6 @@ remove(_,_) -> erlang:nif_error(undef). to_list(_) -> erlang:nif_error(undef). -%% Shadowed by erl_bif_types: maps:update/3 -spec update(Key,Value,Map1) -> Map2 when Key :: term(), Value :: term(), @@ -144,7 +134,6 @@ to_list(_) -> erlang:nif_error(undef). update(_,_,_) -> erlang:nif_error(undef). -%% Shadowed by erl_bif_types: maps:values/1 -spec values(Map) -> Keys when Map :: map(), Keys :: [Key], |