ruby-dev

けいじゅ＠日本ラショナルソフトウェアです.

In [ruby-dev :00688 ] the message: "[ruby-dev:688] Re: [BUG?] ruby -r
nothing-file ", on Oct/07 17:46(JST) matz@netlab.co.jp (Yukihiro
Matsumoto) writes:

>まつもと ゆきひろです

>当然moduleに対してもincludeが発生する事があるわけで，その辺
>がいやなわけです．というわけで
>
>  Module#include_hook(mod)
>  Module#extend_hook(obj)
>
>でどうでしょう？ これらinclude/extendそのものを置き換えるの
>ではなく，include/extend後に呼び出されるだけです．

うーん. それは困るなあ...

foo.extend Bar

したときに, Bar.extend_object(foo) の方で, 実際にextendするクラスを(サ
ブクラスに)変えてextendしているのがあるんです.

同様にincludeもあります.

それに, extendの場合は, extendしたあとにhookを呼べば良いというものでも
ないと思いました. 実際にextendする前に何らかの処理を行いたい場合もある
と思います.

>|z9まで, 260回バージョンアップできますね(^^;;;
>いや…これはさすがに…betaにしたいんです．

なんだ. 残念(^^;;;

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