From: matz@... (Yukihiro Matsumoto)
Date: 2002-08-07T13:28:27+09:00
Subject: Re: DBC in Ruby.

Hi,

In message "Re: DBC in Ruby."
    on 02/08/07, "Justin Johnson" <justinj@mobiusent.com> writes:

|In my version of Ruby, I'll be making sure that there is no performance
|penalty if dbc is turned off.  I intend to do this by slightly modifying the
|bytecode for methods when you call the dbc enable/disable method.  It's
|possible to change the method bytecode start address and insert a return
|before post and invariant calls to disable dbc with no loss of performance.
|
|Thing is, I'd hate to implement this and then find out that Matz has
|implemented a different scheme for his next version!

Pretty interesting.  Let's discuss before the chance we take different
path.  How much should syntax help DbC?  How should the core help DbC?

							matz.