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Message from discussion Why is 'require' not doing callbacks?
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Martín Ciparelli  
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 More options May 15 2012, 2:30 pm
From: Martín Ciparelli <mcipare...@gmail.com>
Date: Tue, 15 May 2012 15:30:20 -0300
Local: Tues, May 15 2012 2:30 pm
Subject: Re: [nodejs] Why is 'require' not doing callbacks?
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So the question would be: why an async-driven platform uses sync-driven way
to load modules?

2012/5/15 Marak Squires <marak.squi...@gmail.com>

> require() is a sync call.

> If you need an async require ( a require that performs i/o ), you should
> check out a plugin system like Broadway (
> https://github.com/flatiron/broadway )

> This will allow you to require modules with an optional .init and .attach
> methods, which can both accept optional callbacks.

> On Tue, May 15, 2012 at 8:49 AM, Guoliang Cao <gca...@gmail.com> wrote:

>> Hi,

>> I'm new to Node.js and wrapping my head around the asynchronous
>> programming model. A question comes to mind is why 'require' itself does
>> not use callbacks like below. I believe IO is involved in require and a lot
>> of things can fail.

>> require('http',
>> function(http){
>>    // do stuff with http
>> },
>> function(error) {
>>    console.log("Failed to load http");
>> });

>> Thanks,
>> Guoliang Cao

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> --
> --
> Marak Squires
> Co-founder and Chief Evangelist
> Nodejitsu, Inc.
> marak.squi...@gmail.com

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