From: Nobuyoshi Nakada <nobu@...>
Date: 2008-12-24T11:46:54+09:00
Subject: [ruby-core:20852] Re: 1.9 String iteration methods

Hi,

At Wed, 24 Dec 2008 04:19:14 +0900,
Marcin Miel�y�ski wrote in [ruby-core:20840]:
> Q1: is ObjectSpace the only reason for these modification checks when a 
> copy is created.

The conversion methods like to_str, to_int and so on could be
invoked while the iteration.  Also callcc..

> Q2: is there a more general contract what behavior to expect (throw 
> error or ignore mutation) for such methods ?

It would be case-by-case, I guess.

-- 
Nobu Nakada