From: dblack@...
Date: 2007-01-05T00:09:36+09:00
Subject: Re: Little Things

Hi --

On Thu, 4 Jan 2007, Trans wrote:

>
> dblack@wobblini.net wrote:
>> Hi --
>>
>> On Thu, 4 Jan 2007, Rob Sanheim wrote:
>>
>>> If a ruby newbie tried "send" and saw it fail due to a private method,
>>> I bet once they saw "send!" in the docs or in irb they would
>>> immediately know how it works.  Its aligns perfectly with many other
>>> things in the std lib, and fits perfectly with POLS.
>>
>> I'll add that if a nuby tries "send", said nuby had better realize
>> that it is using a fairly powerful technique and would be well advised
>> to educate itself fully about it.
>
> True for "instance sending" (eg funcall/send!/etc.), but is #send
> really all that? Isn't it just a dynamic dot? If what you say is true
> then why not:
>
>  obj.call! message
>
> and
>
>  obj.fcall! message

I'm afraid I don't follow at all.

> And extrapolating over the whole board of Ara's Pervasives:
>
>  id!
>  class!
>  methods!
>  ...etc...
>
> "!" means powerful!

It means "dangerous", and I'm not sure what a dangerous id or class
method would be.


David

-- 
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