Path: utzoo!attcan!uunet!husc6!mailrus!purdue!decwrl!labrea!glacier!jbn
From: jbn@glacier.STANFORD.EDU (John B. Nagle)
Newsgroups: comp.lang.c++
Subject: Re: Improved switch statement
Message-ID: <17966@glacier.STANFORD.EDU>
Date: 3 Jan 89 04:35:37 GMT
References: <1031@uqvax.decnet.uq.oz> <901@husc6.harvard.edu>
Reply-To: jbn@glacier.UUCP (John B. Nagle)
Organization: Stanford University
Lines: 7


     Djykstra looked at this issue some years ago, and came up with
the notion of "guarded commands".  See his "Algorithms + Data Structures
= Programs".  The idea is interesting, but in some ways too cute.  
Nevertheless, his thinking on this subject is the clearest to date.

					John Nagle