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Merge branch 'content-type-accepted-asterisk-atom' of https://github.com/dysinger/cowboy

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Added a comment explaining the '*' always matching.
This commit is contained in:
Loïc Hoguin 2012-03-13 00:46:56 +01:00
commit e87f51e542
1 changed files with 6 additions and 2 deletions
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8
src/cowboy_http_rest.erl
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@ -729,10 +729,14 @@ put_resource(Req, State, OnTrue) ->
choose_content_type(Req3, State2, OnTrue, ContentType, CTA)
end.
%% The special content type '*' will always match. It can be used as a
%% catch-all content type for accepting any kind of request content.
%% Note that because it will always match, it should be the last of the
%% list of content types, otherwise it'll shadow the ones following.
choose_content_type(Req, State, _OnTrue, _ContentType, []) ->
respond(Req, State, 415);
choose_content_type(Req, State, OnTrue, ContentType,
[{Accepted, Fun}|_Tail]) when ContentType =:= Accepted ->
choose_content_type(Req, State, OnTrue, ContentType, [{Accepted, Fun}|_Tail])
when Accepted =:= '*' orelse Accepted =:= ContentType ->
case call(Req, State, Fun) of
{halt, Req2, HandlerState} ->
terminate(Req2, State#state{handler_state=HandlerState});