From: Morton Goldberg <m_goldberg@...>
Date: 2007-08-24T16:32:47+09:00
Subject: Re: Changing "self" for cleaner code

On Aug 23, 2007, at 9:06 PM, David A. Black wrote:

> On Fri, 24 Aug 2007, Morton Goldberg wrote:
>
>> On Aug 23, 2007, at 5:45 AM, Gregor Kopp wrote:
>>
>>> Another way:
>>> class Object
>>>  def with &block
>>>    yield self
>>>  end
>>> end
>>> verylongobject = "Hakuna Matata!"
>>> verylongobject.with do |o|
>>>  puts o #-> Kakuna Matata!
>>>  puts o.length #-> 14
>>>  puts o.reverse #-> !atataM anukaH
>>>  puts o.upcase #-> HAKUNA MATATA!
>>> end
>>
>> With a small modification the OP can get exactly the syntactic  
>> form he wants:
>>
>> <code>
>> def with obj
>>  yield obj
>> end
>>
>> verylongobject = "Hakuna Matata!"
>>
>> with verylongobject do |o|
>> o # => "Hakuna Matata!"
>> o.length # => 14
>> o.reverse # => "!atataM anukaH"
>> o.upcase # => "HAKUNA MATATA!"
>> end
>> </code>
>
> Is that better than just calling the methods without a block? Or if
> the variable length is a concern:
>
>   o = verylongobject

Was just reacting to Gregor Kopp's message without thinking. Boto  
Pe�a's answer is the right one.

Regards, Morton