Chapril/xmpp.chapril.org-ejabberd
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Avoid returning 'stopped' from ejabberd_hooks:run_fold()

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This commit is contained in:
Evgeny Khramtsov 2019-07-09 14:30:25 +03:00
parent f7ad25108c
commit 590849e2c3
1 changed files with 5 additions and 5 deletions
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10
src/ejabberd_hooks.erl
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@ -111,16 +111,16 @@ run(Hook, Host, Args) ->
ok
end.
-spec run_fold(atom(), any(), list()) -> any().
-spec run_fold(atom(), T, list()) -> T.
%% @doc Run the calls of this hook in order.
%% The arguments passed to the function are: [Val | Args].
%% The result of a call is used as Val for the next call.
%% If a call returns 'stop', no more calls are performed and 'stopped' is returned.
%% If a call returns 'stop', no more calls are performed.
%% If a call returns {stop, NewVal}, no more calls are performed and NewVal is returned.
run_fold(Hook, Val, Args) ->
run_fold(Hook, global, Val, Args).
-spec run_fold(atom(), binary() | global, any(), list()) -> any().
-spec run_fold(atom(), binary() | global, T, list()) -> T.
run_fold(Hook, Host, Val, Args) ->
try ets:lookup(hooks, {Hook, Host}) of
[{_, Ls}] ->
@ -210,7 +210,7 @@ run1([{_Seq, Module, Function} | Ls], Hook, Args) ->
run1(Ls, Hook, Args)
end.
-spec run_fold1([hook()], atom(), T, list()) -> T | stopped.
-spec run_fold1([hook()], atom(), T, list()) -> T.
run_fold1([], _Hook, Val, _Args) ->
Val;
run_fold1([{_Seq, Module, Function} | Ls], Hook, Val, Args) ->
@ -219,7 +219,7 @@ run_fold1([{_Seq, Module, Function} | Ls], Hook, Val, Args) ->
'EXIT' ->
run_fold1(Ls, Hook, Val, Args);
stop ->
stopped;
Val;
{stop, NewVal} ->
NewVal;
NewVal ->