[erlang-questions] Misultin EOL

Tim Watson <>
Sun Feb 19 00:42:20 CET 2012


On 18 February 2012 14:32, Joe Armstrong <> wrote:
>
> I quite agree - this code was just a proof-of-concept not
> frozen in stone.
>

Sure, I understood that.

> As I see things there are two layers:
>
> *inside* EHE I'd write code like this:
>
>   <?e Value = SYS:get_key(Key),,, ?>
>
> SYS:get_key(Val) would have a well defined type that never changes.
>
> *outside* EHE I would define the semantics of get_key
> so I could say If I wanted a memory resident db, persistent,
> replicated, authenticated and so on.
>

Makes sense to me.

>
>
>> which include
>>
>> 1. what libraries I use to serialise/de-serialise data
>> 2. what scripting and/or templating libraries I wish to use to
>> generate content (if this approach is in play)
>> 3. what response codes I want to send to the client
>>
>> So I fundamentally like where you're going with this, but it's a bit
>> too high a level of abstraction for a 'generic web server api' and is
>> making too many choices about these things (above). You need to offer
>> lower level APIs that bridge the different web servers, as
>> simple_bridge does. And on that note, if parameterised modules are
>> going to be official and 'ok' soon, then simple_bridge is actually a
>> long way ahead already, so maybe it's worth spending some time looking
>> at it too.
>
> I agree
>

Cool - I think Ulf's point about parameterised modules was a good one.
They've been around for ages and should be 'finalised' now. I'm very
excited to see where this stuff goes.

Cheers,

Tim



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