From: Yehuda Katz <wycats@...>
Date: 2009-01-18T17:58:20+09:00
Subject: [ruby-core:21403] Re: Proposal: Module#copy_method

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I see it as integrating with include/extend identically to
alias/alias_method.
The convoluted nature of this example should be counteracted by the fact
that it's a *real* example.

-- Yehuda

On Sun, Jan 18, 2009 at 12:23 AM, Eero Saynatkari <ruby-ml@kittensoft.org>wrote:

> Excerpts from Yehuda Katz's message of Sun Jan 18 09:26:19 +0200 2009:
> > I'd like it to be possible to copy methods from one module to another.
> The
> > rationale is that this feature would make it possible to modify existing
> > methods without being forced to resort to aliasing.
>
> Do you have an expanded use-case for this (copying in general)?
> The chaining example seemed a bit convoluted, probably due to
> having been distilled.
>
> If implemented, it should certainly actually copy the method, but
> I am a bit unsure of its utility at the user code level. How well
> do you see it integrating with normal #include/#extend semantics?
>
>
> --
> Magic is insufficiently advanced technology.
>
>


-- 
Yehuda Katz
Developer | Engine Yard
(ph) 718.877.1325

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I see it as integrating with include/extend identically to alias/alias_meth=
od.<div><br></div><div>The convoluted nature of this example should be coun=
teracted by the fact that it&#39;s a *real* example.</div><div><br></div>
<div>-- Yehuda<br><br><div class=3D"gmail_quote">On Sun, Jan 18, 2009 at 12=
:23 AM, Eero Saynatkari <span dir=3D"ltr">&lt;<a href=3D"mailto:ruby-ml@kit=
tensoft.org">ruby-ml@kittensoft.org</a>&gt;</span> wrote:<br><blockquote cl=
ass=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;p=
adding-left:1ex;">
Excerpts from Yehuda Katz&#39;s message of Sun Jan 18 09:26:19 +0200 2009:<=
br>
<div class=3D"Ih2E3d">&gt; I&#39;d like it to be possible to copy methods f=
rom one module to another. The<br>
&gt; rationale is that this feature would make it possible to modify existi=
ng<br>
&gt; methods without being forced to resort to aliasing.<br>
<br>
</div>Do you have an expanded use-case for this (copying in general)?<br>
The chaining example seemed a bit convoluted, probably due to<br>
having been distilled.<br>
<br>
If implemented, it should certainly actually copy the method, but<br>
I am a bit unsure of its utility at the user code level. How well<br>
do you see it integrating with normal #include/#extend semantics?<br>
<font color=3D"#888888"><br>
<br>
--<br>
Magic is insufficiently advanced technology.<br>
<br>
</font></blockquote></div><br><br clear=3D"all"><br>-- <br>Yehuda Katz<br>D=
eveloper | Engine Yard<br>(ph) 718.877.1325<br>
</div>

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