From: Simon Corcoran <seye69@...>
Date: 2010-09-29T22:31:21+09:00
Subject: Re: method_missing

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Thanks Jes=FAs, the following seems to work

class DBI::Row
def method_missing(name, *args, &block)
return __getobj__.send(name, *args, &block) if __getobj__.respond_to?(name)
result =3D by_field(name)
end
end


On Wed, Sep 29, 2010 at 12:38 PM, Simon Corcoran <seye69@gmail.com> wrote:

> ahh interesting - i'll look into that, thanks - my first attempt
> at meta-programming so still a lot to learn
>
> 2010/9/29 Jes=FAs Gabriel y Gal=E1n <jgabrielygalan@gmail.com>
>
> > On Wed, Sep 29, 2010 at 1:22 PM, Simon Corcoran <seye69@gmail.com>
> wrote:
> > > Hi, I have extended BDI::Row as below in order to use dot notation to
> > > retrieve columns values from result rows. It seems however that some
> > methods
> > > like inspect for example now get caught as missing by this hook and a=
re
> > not
> > > found and executed as expected. Could anyone shed any light on this
> > > behaviour please?
> > >
> > > class DBI::Row
> > > def method_missing(name, *args)
> > > puts "method missing #{name}"
> > > result =3D by_field(name)
> > > end
> > > end
> > >
> > > simon
> > >
> >
> > Are you talking about Ruby/DBI?
> >
> >
> >
> http://ruby-dbi.rubyforge.org/git?p=3Druby-dbi.git;a=3Dblob;f=3Dlib/dbi/r=
ow.rb;h=3Ddcf40396ee59c6cf36ab9fec937f38f012570e4d;hb=3DHEAD
> >
> > DBI::Row uses DelegateClass to delegate some of the behaviour to an
> > Array. Right now I'm not really sure how DelegateClass works
> > underneath, but it seems your overriding of method_missing is messing
> > with it.
> >
> > Sorry, I don't have a solution right now.
> >
> > Jesus.
> >
> >
>

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