From: Jenda Krynicky <jenda@...>
Date: 2007-06-12T21:54:38+09:00
Subject: Re: Passing block to Proc#call

Chris Carter wrote:
> On 6/10/07, Erwin Abbott <erwin.abbott@gmail.com> wrote:
>>   puts words.last # output: thre
>>
>>
> 
> class Proc
>   def bcall(*args,&block)
>     self.call(*args.concat([*block]))
>   end
> end
> 
> x_y = lambda {|data,proc| proc.call(data) if data.is_a? String }
> 
> x_y.bcall("hello") {|data| puts data.succ }
> 
> It's a hack, but it works.

Interesting how an ill-designed syntactic sugar forces people to jump 
through the hoops.

Jenda

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