From: matz@... (Yukihiro Matsumoto)
Date: 2003-01-29T15:49:50+09:00
Subject: Re: $SAFE level mutation for tained classes

Hi,

In message "$SAFE level mutation for tained classes"
    on 03/01/29, Gennady <bystr@mac.com> writes:

|What is the rationale behind the following change in SAFE level when 
|invoking a method with "call":
|
|class Test
|   attr_accessor :value
|   def show
|     "Safe level: #{$SAFE}"
|   end
|end
|
|Test.taint
|t = Test.new
|
|p t.show  # ==> Safe level: 0
|p t.method(:show).call # ==> Safe level: 4

Method objects are tainted if they retrieved from tainted objects.
It may be overkill.  Let me re-think.

							matz.