diff options
Diffstat (limited to 'lib/hipe/cerl')
| -rw-r--r-- | lib/hipe/cerl/erl_types.erl | 50 |
1 files changed, 24 insertions, 26 deletions
diff --git a/lib/hipe/cerl/erl_types.erl b/lib/hipe/cerl/erl_types.erl index f39c3286df..7edfbf65df 100644 --- a/lib/hipe/cerl/erl_types.erl +++ b/lib/hipe/cerl/erl_types.erl @@ -236,7 +236,8 @@ -export([t_is_identifier/1]). -endif. --export_type([erl_type/0, opaques/0, type_table/0, var_table/0, cache/0]). +-export_type([erl_type/0, opaques/0, type_table/0, mod_records/0, + var_table/0, cache/0]). %%-define(DEBUG, true). @@ -379,8 +380,9 @@ -type type_value() :: {{module(), {file:name(), erl_anno:line()}, erl_parse:abstract_type(), ArgNames :: [atom()]}, erl_type()}. --type type_table() :: dict:dict(record_key() | type_key(), - record_value() | type_value()). +-type type_table() :: #{record_key() | type_key() => + record_value() | type_value()}. +-type mod_records() :: dict:dict(module(), type_table()). -opaque var_table() :: #{atom() => erl_type()}. @@ -749,16 +751,16 @@ decorate_tuples_in_sets([], _L, _Opaques, Acc) -> -spec t_opaque_from_records(type_table()) -> [erl_type()]. -t_opaque_from_records(RecDict) -> - OpaqueRecDict = - dict:filter(fun(Key, _Value) -> +t_opaque_from_records(RecMap) -> + OpaqueRecMap = + maps:filter(fun(Key, _Value) -> case Key of {opaque, _Name, _Arity} -> true; _ -> false end - end, RecDict), - OpaqueTypeDict = - dict:map(fun({opaque, Name, _Arity}, + end, RecMap), + OpaqueTypeMap = + maps:map(fun({opaque, Name, _Arity}, {{Module, _FileLine, _Form, ArgNames}, _Type}) -> %% Args = args_to_types(ArgNames), %% List = lists:zip(ArgNames, Args), @@ -767,8 +769,8 @@ t_opaque_from_records(RecDict) -> Rep = t_any(), % not used for anything right now Args = [t_any() || _ <- ArgNames], t_opaque(Module, Name, Args, Rep) - end, OpaqueRecDict), - [OpaqueType || {_Key, OpaqueType} <- dict:to_list(OpaqueTypeDict)]. + end, OpaqueRecMap), + [OpaqueType || {_Key, OpaqueType} <- maps:to_list(OpaqueTypeMap)]. %% Decompose opaque instances of type arg2 to structured types, in arg1 %% XXX: Same as t_unopaque @@ -802,10 +804,6 @@ list_struct_from_opaque(Types, Opaques) -> [t_struct_from_opaque(Type, Opaques) || Type <- Types]. %%----------------------------------------------------------------------------- - --type mod_records() :: dict:dict(module(), type_table()). - -%%----------------------------------------------------------------------------- %% Unit type. Signals non termination. %% @@ -4184,7 +4182,7 @@ t_map(Fun, T) -> -spec t_to_string(erl_type()) -> string(). t_to_string(T) -> - t_to_string(T, dict:new()). + t_to_string(T, maps:new()). -spec t_to_string(erl_type(), type_table()) -> string(). @@ -5246,7 +5244,7 @@ t_form_to_string({type, _L, union, Args}) -> t_form_to_string({type, _L, Name, []} = T) -> try M = mod, - D0 = dict:new(), + D0 = maps:new(), MR = dict:from_list([{M, D0}]), Site = {type, {M,Name,0}}, V = var_table__new(), @@ -5310,8 +5308,8 @@ is_erl_type(_) -> false. -spec lookup_record(atom(), type_table()) -> 'error' | {'ok', [{atom(), parse_form(), erl_type()}]}. -lookup_record(Tag, RecDict) when is_atom(Tag) -> - case dict:find({record, Tag}, RecDict) of +lookup_record(Tag, Table) when is_atom(Tag) -> + case maps:find({record, Tag}, Table) of {ok, {_FileLine, [{_Arity, Fields}]}} -> {ok, Fields}; {ok, {_FileLine, List}} when is_list(List) -> @@ -5325,18 +5323,18 @@ lookup_record(Tag, RecDict) when is_atom(Tag) -> -spec lookup_record(atom(), arity(), type_table()) -> 'error' | {'ok', [{atom(), parse_form(), erl_type()}]}. -lookup_record(Tag, Arity, RecDict) when is_atom(Tag) -> - case dict:find({record, Tag}, RecDict) of +lookup_record(Tag, Arity, Table) when is_atom(Tag) -> + case maps:find({record, Tag}, Table) of {ok, {_FileLine, [{Arity, Fields}]}} -> {ok, Fields}; {ok, {_FileLine, OrdDict}} -> orddict:find(Arity, OrdDict); error -> error end. -spec lookup_type(_, _, _) -> {'type' | 'opaque', type_value()} | 'error'. -lookup_type(Name, Arity, RecDict) -> - case dict:find({type, Name, Arity}, RecDict) of +lookup_type(Name, Arity, Table) -> + case maps:find({type, Name, Arity}, Table) of error -> - case dict:find({opaque, Name, Arity}, RecDict) of + case maps:find({opaque, Name, Arity}, Table) of error -> error; {ok, Found} -> {opaque, Found} end; @@ -5346,8 +5344,8 @@ lookup_type(Name, Arity, RecDict) -> -spec type_is_defined('type' | 'opaque', atom(), arity(), type_table()) -> boolean(). -type_is_defined(TypeOrOpaque, Name, Arity, RecDict) -> - dict:is_key({TypeOrOpaque, Name, Arity}, RecDict). +type_is_defined(TypeOrOpaque, Name, Arity, Table) -> + maps:is_key({TypeOrOpaque, Name, Arity}, Table). cannot_have_opaque(Type, TypeName, TypeNames) -> t_is_none(Type) orelse is_recursive(TypeName, TypeNames). |