RE: R-beta: Still want restart() in R

Ross Ihaka (
Fri, 24 Oct 1997 08:09:56 +1300 (NZDT)

Date: Fri, 24 Oct 1997 08:09:56 +1300 (NZDT)
From: Ross Ihaka <>
Message-Id: <>
Subject: RE: R-beta: Still want restart() in R

> From: Martyn Plummer <>

> >People's valiant efforts to sort out CODA aside, the burning question remains:
> >has anybody made any headway with restart()? or any other way (and there may 
> >well be better) of trapping `fatal' errors from calls within a function.

> I don't think restart() is necessary - it just seems like an invitation
> to bad programming to me. I would, however, like a safe parse function
> which would return a user-defined error code instead of crashing if
> the input is invalid.  Such a function could then be safely called
> from another function and allow very general user input. 

On monday (assigments marked, exam ready :-) I will be starting a careful
rewrite of the parser.  This is mainly intended to support an X GUI, but
it will have the side effect of fixing the behavior you describe.
r-help mailing list -- Read
Send "info", "help", or "[un]subscribe"
(in the "body", not the subject !)  To: