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-rw-r--r--lib/stdlib/src/erl_lint.erl134
1 files changed, 63 insertions, 71 deletions
diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl
index 68a8534f15..b37ee5066c 100644
--- a/lib/stdlib/src/erl_lint.erl
+++ b/lib/stdlib/src/erl_lint.erl
@@ -522,8 +522,7 @@ start(File, Opts) ->
warn_format = value_option(warn_format, 1, warn_format, 1,
nowarn_format, 0, Opts),
enabled_warnings = Enabled,
- file = File,
- types = default_types()
+ file = File
}.
%% is_warn_enabled(Category, St) -> boolean().
@@ -1007,7 +1006,7 @@ check_undefined_functions(#lint{called=Called0,defined=Def0}=St0) ->
check_undefined_types(#lint{usage=Usage,types=Def}=St0) ->
Used = Usage#usage.used_types,
UTAs = dict:fetch_keys(Used),
- Undef = [{TA,dict:fetch(TA, Used)} || TA <- UTAs, not dict:is_key(TA, Def)],
+ Undef = [{TA,dict:fetch(TA, Used)} || TA <- UTAs, not dict:is_key(TA, Def), not is_default_type(TA)],
foldl(fun ({TA,L}, St) ->
add_error(L, {undefined_type,TA}, St)
end, St0, Undef).
@@ -2440,7 +2439,7 @@ type_def(Attr, Line, TypeName, ProtoType, Args, St0) ->
end,
case (dict:is_key(TypePair, TypeDefs) orelse is_var_arity_type(TypeName)) of
true ->
- case dict:is_key(TypePair, default_types()) of
+ case is_default_type(TypePair) of
true ->
case is_newly_introduced_builtin_type(TypePair) of
%% allow some types just for bootstrapping
@@ -2488,8 +2487,8 @@ check_type({paren_type, _L, [Type]}, SeenVars, St) ->
check_type({remote_type, L, [{atom, _, Mod}, {atom, _, Name}, Args]},
SeenVars, #lint{module=CurrentMod} = St) ->
St1 =
- case (dict:is_key({Name, length(Args)}, default_types())
- orelse is_var_arity_type(Name)) of
+ case is_default_type({Name, length(Args)})
+ orelse is_var_arity_type(Name) of
true -> add_error(L, {imported_predefined_type, Name}, St);
false -> St
end,
@@ -2606,63 +2605,62 @@ is_var_arity_type(union) -> true;
is_var_arity_type(record) -> true;
is_var_arity_type(_) -> false.
-default_types() ->
- DefTypes = [{any, 0},
- {arity, 0},
- {array, 0},
- {atom, 0},
- {atom, 1},
- {binary, 0},
- {binary, 2},
- {bitstring, 0},
- {bool, 0},
- {boolean, 0},
- {byte, 0},
- {char, 0},
- {dict, 0},
- {digraph, 0},
- {float, 0},
- {'fun', 0},
- {'fun', 2},
- {function, 0},
- {gb_set, 0},
- {gb_tree, 0},
- {identifier, 0},
- {integer, 0},
- {integer, 1},
- {iodata, 0},
- {iolist, 0},
- {list, 0},
- {list, 1},
- {maybe_improper_list, 0},
- {maybe_improper_list, 2},
- {mfa, 0},
- {module, 0},
- {neg_integer, 0},
- {nil, 0},
- {no_return, 0},
- {node, 0},
- {non_neg_integer, 0},
- {none, 0},
- {nonempty_list, 0},
- {nonempty_list, 1},
- {nonempty_improper_list, 2},
- {nonempty_maybe_improper_list, 0},
- {nonempty_maybe_improper_list, 2},
- {nonempty_string, 0},
- {number, 0},
- {pid, 0},
- {port, 0},
- {pos_integer, 0},
- {queue, 0},
- {range, 2},
- {reference, 0},
- {set, 0},
- {string, 0},
- {term, 0},
- {timeout, 0},
- {var, 1}],
- dict:from_list([{T, -1} || T <- DefTypes]).
+is_default_type({any, 0}) -> true;
+is_default_type({arity, 0}) -> true;
+is_default_type({array, 0}) -> true;
+is_default_type({atom, 0}) -> true;
+is_default_type({atom, 1}) -> true;
+is_default_type({binary, 0}) -> true;
+is_default_type({binary, 2}) -> true;
+is_default_type({bitstring, 0}) -> true;
+is_default_type({bool, 0}) -> true;
+is_default_type({boolean, 0}) -> true;
+is_default_type({byte, 0}) -> true;
+is_default_type({char, 0}) -> true;
+is_default_type({dict, 0}) -> true;
+is_default_type({digraph, 0}) -> true;
+is_default_type({float, 0}) -> true;
+is_default_type({'fun', 0}) -> true;
+is_default_type({'fun', 2}) -> true;
+is_default_type({function, 0}) -> true;
+is_default_type({gb_set, 0}) -> true;
+is_default_type({gb_tree, 0}) -> true;
+is_default_type({identifier, 0}) -> true;
+is_default_type({integer, 0}) -> true;
+is_default_type({integer, 1}) -> true;
+is_default_type({iodata, 0}) -> true;
+is_default_type({iolist, 0}) -> true;
+is_default_type({list, 0}) -> true;
+is_default_type({list, 1}) -> true;
+is_default_type({maybe_improper_list, 0}) -> true;
+is_default_type({maybe_improper_list, 2}) -> true;
+is_default_type({mfa, 0}) -> true;
+is_default_type({module, 0}) -> true;
+is_default_type({neg_integer, 0}) -> true;
+is_default_type({nil, 0}) -> true;
+is_default_type({no_return, 0}) -> true;
+is_default_type({node, 0}) -> true;
+is_default_type({non_neg_integer, 0}) -> true;
+is_default_type({none, 0}) -> true;
+is_default_type({nonempty_list, 0}) -> true;
+is_default_type({nonempty_list, 1}) -> true;
+is_default_type({nonempty_improper_list, 2}) -> true;
+is_default_type({nonempty_maybe_improper_list, 0}) -> true;
+is_default_type({nonempty_maybe_improper_list, 2}) -> true;
+is_default_type({nonempty_string, 0}) -> true;
+is_default_type({number, 0}) -> true;
+is_default_type({pid, 0}) -> true;
+is_default_type({port, 0}) -> true;
+is_default_type({pos_integer, 0}) -> true;
+is_default_type({queue, 0}) -> true;
+is_default_type({range, 2}) -> true;
+is_default_type({reference, 0}) -> true;
+is_default_type({set, 0}) -> true;
+is_default_type({string, 0}) -> true;
+is_default_type({term, 0}) -> true;
+is_default_type({timeout, 0}) -> true;
+is_default_type({var, 1}) -> true;
+is_default_type(_) -> false.
%% R13
is_newly_introduced_builtin_type({arity, 0}) -> true;
@@ -2776,10 +2774,7 @@ check_unused_types(Forms, #lint{usage=Usage, types=Ts, exp_types=ExpTs}=St) ->
L = gb_sets:to_list(ExpTs) ++ dict:fetch_keys(D),
UsedTypes = gb_sets:from_list(L),
FoldFun =
- fun(_Type, -1, AccSt) ->
- %% Default type
- AccSt;
- (Type, #typeinfo{line = FileLine}, AccSt) ->
+ fun(Type, #typeinfo{line = FileLine}, AccSt) ->
case loc(FileLine) of
{FirstFile, _} ->
case gb_sets:is_member(Type, UsedTypes) of
@@ -2801,10 +2796,7 @@ check_unused_types(Forms, #lint{usage=Usage, types=Ts, exp_types=ExpTs}=St) ->
check_local_opaque_types(St) ->
#lint{types=Ts, exp_types=ExpTs} = St,
FoldFun =
- fun(_Type, -1, AccSt) ->
- %% Default type
- AccSt;
- (_Type, #typeinfo{attr = type}, AccSt) ->
+ fun(_Type, #typeinfo{attr = type}, AccSt) ->
AccSt;
(Type, #typeinfo{attr = opaque, line = FileLine}, AccSt) ->
case gb_sets:is_element(Type, ExpTs) of
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-06 05:45:11 +0000