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In-Reply-To: <de7b77be-9837-474c-942e-6d6b3a9eca66@b15g2000yqd.googlegroups.com>
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Date: Mon, 20 Jul 2009 19:52:17 +0200
Message-ID: <22ec15240907201052r761bfa0t55eda52c2390f...@mail.gmail.com>
Subject: Re: [v8-users] Re: FunctionTemplate with accessors
From: Matthias Ernst <ernst.matth...@gmail.com>
To: v8-users@googlegroups.com

On Mon, Jul 20, 2009 at 7:41 PM, TB<thebl...@gmail.com> wrote:
>
> I just found a possible solution to this problem. I feel it's a bit
> hack-ish, but it works, so I'm not really complaining.
> The trick is to create an ObjectTemplate with the appropriate getters
> or properties, and then do:
> funcTemplate->Set(v8::String::New("__proto__"),objTemplate);

You should just as well be able to Set these properties on the
funcTemplate instead.
Or even on the funcTemplate->GetFunction() object, since there is only
gonna be one object created from that template anyway.

> I honestly don't know how I couldn't have thought of that before,
> guess I was too caught up in reading all the definitions and
> implementation of FunctionTemplate to notice a solution this trivial.
>
> On Jul 20, 7:00=A0pm, TB <thebl...@gmail.com> wrote:
>> Hi,
>>
>> I'm trying to make a function-template that apart from having some
>> default functions or values on new instances and the prototype also
>> has some default properties (getters, to be more specific) on the
>> actual function object.
>> Something like the following Javascript example:
>>
>> function SillyString(str) {
>> =A0 this.str=3Dstr;
>> =A0 return this;}
>>
>> SillyString.prototype.silly=3Dfunction() {
>> print("Silly"+this.str);}
>>
>> //This is the part that I can't find out:
>> SillyString.__defineGetter__("default",function() { return new
>> SillyString("String"); });
>> //Usage example
>> var y=3Dnew SillyString("HelloWorld"); //<-- this should be possible
>> var y=3DSillyString.default; //<-- Should return the equivalent of new
>> SillyString("String");
>>
>> Would anyone have any idea how to go about doing this ? I've tried
>> using just an ObjectTemplate with a SetCallAsFunctionHandler, but that
>> throws a type error when used with "new".
>>
>> Thanks,
>> TB
> >
>