From: David Vallner <david@...>
Date: 2006-11-14T07:29:53+09:00
Subject: Re: returning keyword

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ara.t.howard@noaa.gov wrote:
> On Tue, 14 Nov 2006, S. Robert James wrote:
>=20
>> I still maintain that this is clever code.  Every new (pseudo)keyword
>> comes
>> at a cost, of having to learn (and keep in your head) something new.=20
>> They
>> have to justify their cost by truly cleaning up the code - and I haven=
't
>> seen an example of that yet.
>=20
> that is a reasonable thing to say - imho you'd need something like this=

> to do
> so
>=20
>=20
>   def factory
>     returning Object.new do |o|
>       o.property_0 =3D 'value_0'

[snip]

>       o.property_127 =3D 'value_127'
>     end
>   end
>=20
> -a

^(Foo new) name: 'fred';
  surname: 'flintstone';
  wife: wilma;
  yourself.

I think that one's on the top of my list of Little Smalltalk Features I
Miss. No pseudokeywords, no having to bend setters / add_whatever
methods backwards, or decide in the library whether to return self or
the added object / setter value.

David Vallner


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