I don't quite understand the intension of the code you posted.

do you mean to be able to have methods that you can add plugins to
that get called
before or after a main process does something? so that you can do
extra stuff when an event occurs? or do you mean to delay an event?

On Wed, Aug 1, 2012 at 4:02 AM, Bradley Meck <[email protected]> wrote:
> Wondering what everyone is doing for hookable events these days. I am
> looking to use something that lets me do similar to emitHook(ee, event,
> arg1, after(err)), I am wondering what other people are doing, or if they
> are using something instead of event emitters to share state for hookable
> events. I could use my own implementation but would rather follow an
> established pattern if there is any.
>
> ```
> function emitHook(ee, event, /*...,*/ callback) {
>   var args = [].slice.call(arguments, 1, -1);
>   var defers = 0;
>   function defer(hook) {
>     defers++;
>     hook(finish);
>   }
>   function finish(err) {
>     if (err) {
>       defers = 0;
>     }
>     defers--;
>     if (defers === 0) {
>       callback(err);
>     }
>   }
>   if (defers === 0) {
>     callback();
>   }
>   return ee.emit.apply(ee, args.concat(defer));
> }
> ```
>
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