diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/hipe/cerl/erl_types.erl | 67 |
1 files changed, 30 insertions, 37 deletions
diff --git a/lib/hipe/cerl/erl_types.erl b/lib/hipe/cerl/erl_types.erl index 080d6936b2..5d2f3bead9 100644 --- a/lib/hipe/cerl/erl_types.erl +++ b/lib/hipe/cerl/erl_types.erl @@ -3239,15 +3239,16 @@ t_to_string(?function(?product(ArgList), Range), RecDict) -> ++ t_to_string(Range, RecDict) ++ ")"; t_to_string(?identifier(Set), _RecDict) -> if Set =:= ?any -> "identifier()"; - true -> sequence([io_lib:format("~w()", [T]) - || T <- set_to_list(Set)], [], " | ") + true -> string:join([io_lib:format("~w()", [T]) + || T <- set_to_list(Set)], " | ") end; t_to_string(?opaque(Set), _RecDict) -> - sequence([case is_opaque_builtin(Mod, Name) of - true -> io_lib:format("~w()", [Name]); - false -> io_lib:format("~w:~w()", [Mod, Name]) - end - || #opaque{mod = Mod, name = Name} <- set_to_list(Set)], [], " | "); + string:join([case is_opaque_builtin(Mod, Name) of + true -> io_lib:format("~w()", [Name]); + false -> io_lib:format("~w:~w()", [Mod, Name]) + end + || #opaque{mod = Mod, name = Name} <- set_to_list(Set)], + " | "); t_to_string(?matchstate(Pres, Slots), RecDict) -> io_lib:format("ms(~s,~s)", [t_to_string(Pres, RecDict), t_to_string(Slots,RecDict)]); @@ -3321,14 +3322,15 @@ t_to_string(?number(?any, ?unknown_qual), _RecDict) -> "number()"; t_to_string(?product(List), RecDict) -> "<" ++ comma_sequence(List, RecDict) ++ ">"; t_to_string(?remote(Set), RecDict) -> - sequence([case Args =:= [] of - true -> io_lib:format("~w:~w()", [Mod, Name]); - false -> - ArgString = comma_sequence(Args, RecDict), - io_lib:format("~w:~w(~s)", [Mod, Name, ArgString]) - end - || #remote{mod = Mod, name = Name, args = Args} <- set_to_list(Set)], - [], " | "); + string:join([case Args =:= [] of + true -> io_lib:format("~w:~w()", [Mod, Name]); + false -> + ArgString = comma_sequence(Args, RecDict), + io_lib:format("~w:~w(~s)", [Mod, Name, ArgString]) + end + || #remote{mod = Mod, name = Name, args = Args} <- + set_to_list(Set)], + " | "); t_to_string(?tuple(?any, ?any, ?any), _RecDict) -> "tuple()"; t_to_string(?tuple(Elements, _Arity, ?any), RecDict) -> "{" ++ comma_sequence(Elements, RecDict) ++ "}"; @@ -3350,7 +3352,7 @@ t_to_string(?var(Id), _RecDict) when is_integer(Id) -> record_to_string(Tag, [_|Fields], FieldNames, RecDict) -> FieldStrings = record_fields_to_string(Fields, FieldNames, RecDict, []), - "#" ++ atom_to_list(Tag) ++ "{" ++ sequence(FieldStrings, [], ",") ++ "}". + "#" ++ atom_to_list(Tag) ++ "{" ++ string:join(FieldStrings, ",") ++ "}". record_fields_to_string([F|Fs], [{FName, _DefType}|FDefs], RecDict, Acc) -> NewAcc = @@ -3376,7 +3378,7 @@ record_field_diffs_to_string(?tuple([_|Fs], Arity, Tag), RecDict) -> {ok, FieldNames} = lookup_record(TagAtom, Arity-1, RecDict), %% io:format("RecCElems = ~p\nRecTypes = ~p\n", [Fs, FieldNames]), FieldDiffs = field_diffs(Fs, FieldNames, RecDict, []), - sequence(FieldDiffs, [], " and "). + string:join(FieldDiffs, " and "). field_diffs([F|Fs], [{FName, DefType}|FDefs], RecDict, Acc) -> NewAcc = @@ -3395,21 +3397,11 @@ comma_sequence(Types, RecDict) -> true -> "_"; false -> t_to_string(T, RecDict) end || T <- Types], - sequence(List, ","). + string:join(List, ","). union_sequence(Types, RecDict) -> List = [t_to_string(T, RecDict) || T <- Types], - sequence(List, " | "). - -sequence(List, Delimiter) -> - sequence(List, [], Delimiter). - -sequence([], [], _Delimiter) -> - []; -sequence([T], Acc, _Delimiter) -> - lists:flatten(lists:reverse([T|Acc])); -sequence([T|Ts], Acc, Delimiter) -> - sequence(Ts, [T ++ Delimiter|Acc], Delimiter). + string:join(List, " | "). %%============================================================================= %% @@ -3851,14 +3843,14 @@ t_form_to_string({ann_type, _L, [Var, Type]}) -> t_form_to_string({paren_type, _L, [Type]}) -> io_lib:format("(~s)", [t_form_to_string(Type)]); t_form_to_string({remote_type, _L, [{atom, _, Mod}, {atom, _, Name}, Args]}) -> - ArgString = "(" ++ sequence(t_form_to_string_list(Args), ",") ++ ")", + ArgString = "(" ++ string:join(t_form_to_string_list(Args), ",") ++ ")", io_lib:format("~w:~w", [Mod, Name]) ++ ArgString; t_form_to_string({type, _L, arity, []}) -> "arity()"; t_form_to_string({type, _L, 'fun', []}) -> "fun()"; t_form_to_string({type, _L, 'fun', [{type, _, any, []}, Range]}) -> "fun(...) -> " ++ t_form_to_string(Range); t_form_to_string({type, _L, 'fun', [{type, _, product, Domain}, Range]}) -> - "fun((" ++ sequence(t_form_to_string_list(Domain), ",") ++ ") -> " + "fun((" ++ string:join(t_form_to_string_list(Domain), ",") ++ ") -> " ++ t_form_to_string(Range) ++ ")"; t_form_to_string({type, _L, iodata, []}) -> "iodata()"; t_form_to_string({type, _L, iolist, []}) -> "iolist()"; @@ -3871,7 +3863,7 @@ t_form_to_string({type, _L, nonempty_list, [Type]}) -> "[" ++ t_form_to_string(Type) ++ ",...]"; t_form_to_string({type, _L, nonempty_string, []}) -> "nonempty_string()"; t_form_to_string({type, _L, product, Elements}) -> - "<" ++ sequence(t_form_to_string_list(Elements), ",") ++ ">"; + "<" ++ string:join(t_form_to_string_list(Elements), ",") ++ ">"; t_form_to_string({type, _L, range, [From, To]} = Type) -> case {erl_eval:partial_eval(From), erl_eval:partial_eval(To)} of {{integer, _, FromVal}, {integer, _, ToVal}} -> @@ -3881,7 +3873,7 @@ t_form_to_string({type, _L, range, [From, To]} = Type) -> t_form_to_string({type, _L, record, [{atom, _, Name}]}) -> io_lib:format("#~w{}", [Name]); t_form_to_string({type, _L, record, [{atom, _, Name}|Fields]}) -> - FieldString = sequence(t_form_to_string_list(Fields), ","), + FieldString = string:join(t_form_to_string_list(Fields), ","), io_lib:format("#~w{~s}", [Name, FieldString]); t_form_to_string({type, _L, field_type, [{atom, _, Name}, Type]}) -> io_lib:format("~w::~s", [Name, t_form_to_string(Type)]); @@ -3889,9 +3881,9 @@ t_form_to_string({type, _L, term, []}) -> "term()"; t_form_to_string({type, _L, timeout, []}) -> "timeout()"; t_form_to_string({type, _L, tuple, any}) -> "tuple()"; t_form_to_string({type, _L, tuple, Args}) -> - "{" ++ sequence(t_form_to_string_list(Args), ",") ++ "}"; + "{" ++ string:join(t_form_to_string_list(Args), ",") ++ "}"; t_form_to_string({type, _L, union, Args}) -> - sequence(t_form_to_string_list(Args), " | "); + string:join(t_form_to_string_list(Args), " | "); t_form_to_string({type, _L, Name, []} = T) -> try t_to_string(t_from_form(T)) catch throw:{error, _} -> atom_to_list(Name) ++ "()" @@ -3909,7 +3901,8 @@ t_form_to_string({type, _L, binary, [X,Y]} = Type) -> _ -> io_lib:format("Bad formed type ~w",[Type]) end; t_form_to_string({type, _L, Name, List}) -> - io_lib:format("~w(~s)", [Name, sequence(t_form_to_string_list(List), ",")]). + io_lib:format("~w(~s)", + [Name, string:join(t_form_to_string_list(List), ",")]). t_form_to_string_list(List) -> t_form_to_string_list(List, []). @@ -4057,7 +4050,7 @@ set_to_string(Set) -> true -> io_lib:write_string(atom_to_list(X), $'); % stupid emacs ' false -> io_lib:format("~w", [X]) end || X <- set_to_list(Set)], - sequence(L, [], " | "). + string:join(L, " | "). set_min([H|_]) -> H. |