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authorKostis Sagonas <[email protected]>2010-06-07 16:57:34 +0300
committerRaimo Niskanen <[email protected]>2010-06-08 16:47:40 +0200
commit1a9e2dd394a81d01742593a5b42f9aa01bb5f276 (patch)
treee763cc53b919a63113dc6ad847953835ac9998c8 /lib/dialyzer/src/dialyzer_behaviours.erl
parentaf15e8bd5bdf976b232e6515cf3cca4200b6120b (diff)
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Various changes to dialyzer-related files for R14.
Bumped version number and wrote RELEASE_NOTES. Included all changes described in release notes. Some spec-related changes to some files in lib/hipe/cerl.
Diffstat (limited to 'lib/dialyzer/src/dialyzer_behaviours.erl')
-rw-r--r--lib/dialyzer/src/dialyzer_behaviours.erl63
1 files changed, 43 insertions, 20 deletions
diff --git a/lib/dialyzer/src/dialyzer_behaviours.erl b/lib/dialyzer/src/dialyzer_behaviours.erl
index 3fae816cfe..47ce9ba6eb 100644
--- a/lib/dialyzer/src/dialyzer_behaviours.erl
+++ b/lib/dialyzer/src/dialyzer_behaviours.erl
@@ -34,19 +34,25 @@
translate_behaviour_api_call/5, translatable_behaviours/1,
translate_callgraph/3]).
+-export_type([behaviour/0, behaviour_api_dict/0]).
+
%%--------------------------------------------------------------------
-include("dialyzer.hrl").
%%--------------------------------------------------------------------
+-type behaviour() :: atom().
+
-record(state, {plt :: dialyzer_plt:plt(),
codeserver :: dialyzer_codeserver:codeserver(),
- filename :: string(),
- behlines :: [{atom(), number()}]}).
+ filename :: file:filename(),
+ behlines :: [{behaviour(), non_neg_integer()}]}).
+
+%%--------------------------------------------------------------------
-spec get_behaviours([module()], dialyzer_codeserver:codeserver()) ->
- {[atom()], [atom()]}.
+ {[behaviour()], [behaviour()]}.
get_behaviours(Modules, Codeserver) ->
get_behaviours(Modules, Codeserver, [], []).
@@ -59,29 +65,37 @@ check_callbacks(Module, Attrs, Plt, Codeserver) ->
{Behaviours, BehLines} = get_behaviours(Attrs),
case Behaviours of
[] -> [];
- _ -> {_Var,Code} =
- dialyzer_codeserver:lookup_mfa_code({Module,module_info,0},
- Codeserver),
- File = get_file(cerl:get_ann(Code)),
- State = #state{plt = Plt, codeserver = Codeserver, filename = File,
- behlines = BehLines},
- Warnings = get_warnings(Module, Behaviours, State),
- [add_tag_file_line(Module, W, State) || W <- Warnings]
+ _ ->
+ MFA = {Module,module_info,0},
+ {_Var,Code} = dialyzer_codeserver:lookup_mfa_code(MFA, Codeserver),
+ File = get_file(cerl:get_ann(Code)),
+ State = #state{plt = Plt, codeserver = Codeserver, filename = File,
+ behlines = BehLines},
+ Warnings = get_warnings(Module, Behaviours, State),
+ [add_tag_file_line(Module, W, State) || W <- Warnings]
end.
--spec translatable_behaviours(cerl:c_module()) -> [{atom(),[_]}].
+-spec translatable_behaviours(cerl:c_module()) -> behaviour_api_dict().
translatable_behaviours(Tree) ->
Attrs = cerl:module_attrs(Tree),
{Behaviours, _BehLines} = get_behaviours(Attrs),
[{B, Calls} || B <- Behaviours, (Calls = behaviour_api_calls(B)) =/= []].
--spec get_behaviour_apis([atom()]) -> [mfa()].
+-spec get_behaviour_apis([behaviour()]) -> [mfa()].
get_behaviour_apis(Behaviours) ->
get_behaviour_apis(Behaviours, []).
--spec translate_behaviour_api_call(_, _, _, _, _) -> _.
+-spec translate_behaviour_api_call(dialyzer_races:mfa_or_funlbl(),
+ [erl_types:erl_type()],
+ [dialyzer_races:core_vars()],
+ module(),
+ behaviour_api_dict()) ->
+ {dialyzer_races:mfa_or_funlbl(),
+ [erl_types:erl_type()],
+ [dialyzer_races:core_vars()]}
+ | 'plain_call'.
translate_behaviour_api_call(_Fun, _ArgTypes, _Args, _Module, []) ->
plain_call;
@@ -101,8 +115,9 @@ translate_behaviour_api_call({Module, Fun, Arity}, ArgTypes, Args,
translate_behaviour_api_call(_Fun, _ArgTypes, _Args, _Module, _BehApiInfo) ->
plain_call.
--spec translate_callgraph([{atom(), _}], atom(), dialyzer_callgraph:callgraph())
- -> dialyzer_callgraph:callgraph().
+-spec translate_callgraph(behaviour_api_dict(), atom(),
+ dialyzer_callgraph:callgraph()) ->
+ dialyzer_callgraph:callgraph().
translate_callgraph([{Behaviour,_}|Behaviours], Module, Callgraph) ->
UsedCalls = [Call || {_From, {M, _F, _A}} = Call <-
@@ -263,7 +278,7 @@ get_line([]) -> -1.
get_file([{file, File}|_]) -> File;
get_file([_|Tail]) -> get_file(Tail).
-%%------------------------------------------------------------------------------
+%%-----------------------------------------------------------------------------
get_behaviours([], _Codeserver, KnownAcc, UnknownAcc) ->
{KnownAcc, UnknownAcc};
@@ -292,7 +307,7 @@ call_behaviours([Behaviour|Rest], KnownAcc, UnknownAcc) ->
_:_ -> call_behaviours(Rest, KnownAcc, [Behaviour | UnknownAcc])
end.
-%-------------------------------------------------------------------------------
+%------------------------------------------------------------------------------
get_behaviour_apis([], Acc) ->
Acc;
@@ -301,14 +316,22 @@ get_behaviour_apis([Behaviour | Rest], Acc) ->
{{Fun, Arity}, _} <- behaviour_api_calls(Behaviour)],
get_behaviour_apis(Rest, MFAs ++ Acc).
-%-------------------------------------------------------------------------------
+%------------------------------------------------------------------------------
nth_or_0(0, _List, Zero) ->
Zero;
nth_or_0(N, List, _Zero) ->
lists:nth(N, List).
-%-------------------------------------------------------------------------------
+%------------------------------------------------------------------------------
+
+-type behaviour_api_dict()::[{behaviour(), behaviour_api_info()}].
+-type behaviour_api_info()::[{original_fun(), replacement_fun()}].
+-type original_fun()::{atom(), arity()}.
+-type replacement_fun()::{atom(), arity(), arg_list()}.
+-type arg_list()::[byte()].
+
+-spec behaviour_api_calls(behaviour()) -> behaviour_api_info().
behaviour_api_calls(gen_server) ->
[{{start_link, 3}, {init, 1, [2]}},