On Tue, May 24, 2011 at 11:00 AM, Pierpaolo Bernardi <[email protected]> wrote: > On Tue, May 24, 2011 at 10:48, leppie <[email protected]> wrote: >> On Tue, May 24, 2011 at 10:25 AM, Pierpaolo Bernardi >> <[email protected]> wrote: >> >>> I use them, sometimes, when rewriting in scheme an algorithm >>> written in imperative style in a foreign language. For example, >>> when taking an algorithm from a book. >>> >>> Sometimes it's worth the time to translate the code in good style, >>> and sometimes the time is missing. Luckily, with scheme we have >>> the choice. >>> >>> Nevertheless, I'd prefer not to have these macros in the standard. >>> And I'd strongly prefer not to have them in WG1 scheme. >> >> There are good reasons to use UNLESS and WHEN, especially in terms of >> error checking. > > The text written by me that you quote refers to WHILE and UNTIL macros, > not to WHEN and UNLESS, about which I agree with you, and it seems also > with everyone else which has expressed an opinion. > > Cheers > P. >
Do'h! Oops my bad :) -- http://codeplex.com/IronScheme http://xacc.wordpress.com _______________________________________________ Scheme-reports mailing list [email protected] http://lists.scheme-reports.org/cgi-bin/mailman/listinfo/scheme-reports
