From: Brian Candler <b.candler@...>
Date: 2009-01-22T20:23:14+09:00
Subject: Re: String doesnt auto dup on modification

RK Sentinel wrote:
> I guess I'll just have to remember not to modify a string I take from 
> another class.

Or as was said earlier on: simply don't use destructive string methods 
unless you really have to. Pretend that all strings are frozen.

You can enforce this easily enough in your unit tests: e.g. you could 
pass in strings that really are frozen, and check that your code still 
works :-)
-- 
Posted via http://www.ruby-forum.com/.