On 09/02/10 19:46, Markus Roberts wrote:
> More explicitly, consider this code:
>
> def use_block
> yield
> end
>
> def foo(x)
> use_block { return x*x }
> 2*x
> end
>
> def store_block(&block)
> $stored_block = block
> end
>
> def bar(x)
> store_block { return x*x }
> 2*x
> end
>
> puts foo(7)
> puts bar(11)
> puts $stored_block.call
>
> It produces the following output:
>
> 49
> 22
> lambda-do.rb:15:in `bar': unexpected return (LocalJumpError)
> from lambda-do.rb:21:in `call'
> from lambda-do.rb:21
>
> The foo(7) (use immediately) case returns the result from the block (x*x, or
> 49) and never gets to the last bit (the 2*x); the bar(11) case returns the
> 2*x but errors out when you try to call the stored block.
So my code is incorrect because it would strip the end of the
request_get which certainly closes/finishes network things.
--
Brice Figureau
My Blog: http://www.masterzen.fr/
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