From: kent yip <kentasaurus@...>
Date: 2010-07-24T13:28:48+09:00
Subject: Unsubscribe

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> Date: Sat=2C 24 Jul 2010 06:30:10 +0900
> From: alan@blogometer.com
> Subject: Re: Determining the Source File of a Class
> To: ruby-talk@ruby-lang.org
>=20
> Ryan Davis wrote:
> > On Jul 23=2C 2010=2C at 13:40 =2C Alan Gutierrez wrote:
> >=20
> >> I'm trying to debug a bug where I seem to have a class that has two de=
fintions=2C the one I know of=2C and another one=2C somewhere=2C the one I'=
m getting when I attempt to use the class.
> >>
> >> Given a class=2C is there a way to get name of the file in which it wa=
s defined?
> >>
> >> MyClass.defintion_file
> >>
> >> Something like that?
> >=20
> > Classes in ruby are "open"=2C which means that they can be extended at =
any time. So there isn't really a "definition" (at least=2C for a single lo=
cation) of a given class.
>=20
> Thank you. That answers my question.
>=20
> > You also have the case where something isn't opened to have stuff added=
 to it=2C but instead it can be extended by modules instead.
> >=20
> > If you want=2C you can play with the reflective hooks in Module: method=
_added=2C included=2C extended=2C etc.
>=20
> Sounds like fire hose=2C but I'm sure there's a clever Ruby way to contro=
l=20
> the torrent.
>=20
> Fortunately=2C I seem to have found the other definition that is being=20
> invoked using `find` and `grep`.
>=20
> --=20
> Alan Gutierrez - alan@blogometer.com - http://twitter.com/bigeasy
>=20
 		 	   		 =20
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