From: Robert Klemme <shortcutter@...>
Date: 2013-03-30T07:19:24+09:00
Subject: Re: Ruby Typing?

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On Fri, Mar 29, 2013 at 5:47 PM, Adam Prescott <adam@aprescott.com> wrote:

> You could also try x.to_int + y.to_int and use respond_to?(:to_int)
> for detection. Equally with #to_ary. Duck typing!
>

Why use respond_to?(:to_int) for detection if you write x.to_int + y.to_int
anyway?  That's redundant work and _not_ Duck Typing.

Cheers

robert

-- 
remember.guy do |as, often| as.you_can - without end
http://blog.rubybestpractices.com/

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<div dir=3D"ltr"><br><div class=3D"gmail_extra"><br><br><div class=3D"gmail=
_quote">On Fri, Mar 29, 2013 at 5:47 PM, Adam Prescott <span dir=3D"ltr">&l=
t;<a href=3D"mailto:adam@aprescott.com" target=3D"_blank">adam@aprescott.co=
m</a>&gt;</span> wrote:<br>
<blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-=
left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;p=
adding-left:1ex">You could also try x.to_int + y.to_int and use respond_to?=
(:to_int)<br>

for detection. Equally with #to_ary. Duck typing!<br>
</blockquote></div><br>Why use respond_to?(:to_int) for detection if you wr=
ite=A0x.to_int + y.to_int anyway? =A0That&#39;s redundant work and _not_ Du=
ck Typing.</div><div class=3D"gmail_extra"><br></div><div class=3D"gmail_ex=
tra">
Cheers</div><div class=3D"gmail_extra"><br></div><div class=3D"gmail_extra"=
>robert<br clear=3D"all"><div><br></div>-- <br>remember.guy do |as, often| =
as.you_can - without end<br><a href=3D"http://blog.rubybestpractices.com/">=
http://blog.rubybestpractices.com/</a>
</div></div>

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