[erlang-questions] trying to learn cowboy

[Loïc Hoguin]

That's the "/hats/[...]" construct. :-)

You can get the [...] part in the cowboy_req:path_info function, as a 
list of segments.

On 06/29/2015 02:46 PM, John Doe wrote:
> Loïc, while you are there, is it possible to make a route which accepts
> unlimited number of slashes in PathMatch and get path with slashes as a
> named parameter?
> Like, the if the first segment is /a/ get allthe next segments as a
> single parameter, be it /a/b/ or /a/c/d/e/f/ ?
>
> 2015-06-28 22:07 GMT+03:00 Loïc Hoguin <essen@REDACTED
> <mailto:essen@REDACTED>>:
>
>
>
>     On 06/28/2015 08:55 PM, Ben Hsu wrote:
>
>         Hello Erlangers
>
>         I am going through some basic steps learning cowboy, and I'm doing
>         something wrong, but I can't figure it out.
>
>         In the code below, I'm pattern matching against
>         cowboy_req:method(Req),
>         and it _should_ be returning {'GET', _}, which takes me to the first
>         branch of the case statement. But it keeps executing the default
>         case.
>
>         I printed out what cowboy_req:method is returning, and it looks like
>         GET, In the spirit of shotgun-debugging this I've tried matching
>         against
>         'GET', "GET", <<'GET'>>, and <<"GET">>, none of which work
>
>         I'm sure there is something simple I am missing here. What is it?
>
>
>         Thank you for your time and patience :)
>
>         handle(Req, State) ->
>               Reply = case cowboy_req:method(Req) of
>                   {'GET', _} ->
>
>
>     {<<"GET">>, _}
>
>     Not sure where you saw any 'GET'. :-)
>
>         % this is never executed when I do a curl-GET against my app
>         SomeMsg = "some message",
>         {ok, Req2} = cowboy_req:reply(200,
>         [{<<"content-type">>, <<"text/plain">>}],
>         SomeMsg,
>         Req),
>            {ok, Req2, State};
>                   _ ->
>         % even though i am printing out what cowboy_req:method returns
>         here and
>         it says GET
>         {FNORD, _} = cowboy_req:method(Req),
>                       {ok, R} = cowboy_req:reply(200, [], FNORD, Req),
>                       R
>               end,
>               {ok, Reply, State}.
>
>
>
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>
>     --
>     Loïc Hoguin
>     http://ninenines.eu
>     Author of The Erlanger Playbook,
>     A book about software development using Erlang
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>
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-- 
Loïc Hoguin
http://ninenines.eu
Author of The Erlanger Playbook,
A book about software development using Erlang