I'm sorry - I've found the solution:
function extendWithInstances(theClass){
Object.exctend(theClass, function(){
var instances = [], pubs = {};
......
}());
}
......
extendWithInstances(Class1);
extendWithInstances(Class2);
On 28 май, 20:11, buda <[email protected]> wrote:
> I missed to write at the end of module definition write string:
>
> return pubs;
>
> On 28 май, 20:09, buda <[email protected]> wrote:
>
>
>
>
>
>
>
> > I use to extend class with static members but in a resul I extend
> > clsses every time with the same module - but I neet the very time the
> > new copy of it
> > I need that every class could trace theirs instances
>
> > var module = (function(){
> > var instances = [], pubs = {};
>
> > pubs.addInstance = addInstance;
> > function addInstance(inst){ instances.push(inst); }
>
> > pubs.removeInstance = removeInstance;
> > function removeInstance(inst){ instances =
> > $A(instances).without(inst); }
>
> > function getInstances() {return $A(instances); }
>
> > }());
>
> > var Class1 = Class.create({...}), Class2 = Class.create({...});
> > Object.extend(Class1, module); Object.extend(Class2, module)l
> > var c1 = new Class1, c2 = new Class2;
>
> > after creating c1 and c2 in Firebug we could see that every object
> > references the same module, so Class1 and Class2 have instances array
> > with two elements - but I need to have one
>
> > If I extend every Class not with module but with explicity defined
> > block - everythig works fine? but it's require typing the same every
> > time!
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