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<H1>[99s-extend] Arbitrary 500 from REST handler?</H1>
<B>Loïc Hoguin</B>
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TITLE="[99s-extend] Arbitrary 500 from REST handler?">essen at ninenines.eu
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<I>Thu Feb 21 20:38:35 CET 2013</I>
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<PRE>On 02/21/2013 08:29 PM, Phillips, Christopher wrote:
><i>
</I>><i> I have a case where I am creating a resource through a POST. There
</I>><i> are a number of places where the create can fail in a known manner, and
</I>><i> we need to alert the user to the specifics of why. Is there a way to
</I>><i> throw an arbitrary 500, with message, from within the REST handler? I
</I>><i> can obviously just erlang:error(whatever), but the message content is
</I>><i> ignored, and there is no way to pass back an updated response when doing
</I>><i> that.
</I>
Use cowboy_req:reply and then return {halt, Req2, State} to stop execution.
--
Loïc Hoguin
Erlang Cowboy
Nine Nines
<A HREF="http://ninenines.eu">http://ninenines.eu</A>
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