From: Robert Klemme <shortcutter@...>
Date: 2011-07-30T22:38:09+09:00
Subject: Re: avoiding capturing local variables in closures

On Sat, Jul 30, 2011 at 10:14 AM, Robert Dober <robert.dober@gmail.com> wrote:
> <snip>
>
> Answered by Michael
>
>> Further, what if I have an instance var that is referencing some large data? Do I need to worry >about that being captured by the block or does it not matter because the block has already >captured self?
>
> At first sight you need to worry if you pass the block to a method
> outside of the receiver because that will create a new reference to
> "self".
> As long as you pass the block around in the same object I do not see an issue.

Generally care should be taken about the value of self when a long
lived block is created.  Typically classes are better candidates than
instances.

Kind regards

robert


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