From: Roger Pack <rogerpack2005@...>
Date: 2009-11-14T02:30:13+09:00
Subject: Re: RCR enumerable extra into core

> This reminds me of the early 1.9.0 thing, where you could do:
> 
>    array = [1,2,3,4]
>    enum = array.enum_for(:map, &lambda {|x| x * x })
> 
>    enum.next   # 1
>    enum.next   # 4

It is surprising that currently it appears to *ignore* the given block.

>> b = File.open('file', 'r').lines{|line| lines * 2}
>> b.next
=> "xx\n"
>>> b.next
=> "xx\n"

Is this expected?
-r
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