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Fix propagating the stacktrace on errors for OTP 19

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Loïc Hoguin 2017-09-14 18:23:55 +02:00
parent 5027d1335d
commit 1cc877b649
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1 changed files with 6 additions and 0 deletions
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6
src/cowboy_stream_h.erl
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@ -161,12 +161,18 @@ report_crash(Ref, StreamID, Pid, Reason, Stacktrace) ->
%% @todo Better spec.
-spec request_process(_, _, _) -> _.
request_process(Req, Env, Middlewares) ->
OTP = erlang:system_info(otp_release),
try
execute(Req, Env, Middlewares)
catch
exit:Reason ->
Stacktrace = erlang:get_stacktrace(),
erlang:raise(exit, {Reason, Stacktrace}, Stacktrace);
%% OTP 19 does not propagate any exception stacktraces,
%% we therefore add it for every class of exception.
_:Reason when OTP =:= "19" ->
Stacktrace = erlang:get_stacktrace(),
erlang:raise(exit, {Reason, Stacktrace}, Stacktrace);
Class:Reason ->
erlang:raise(Class, Reason, erlang:get_stacktrace())
end.