[Rd] suggested minor patch for optim.R
maechler at stat.math.ethz.ch
Sat Apr 5 16:45:14 CEST 2008
>>>>> "BB" == Ben Bolker <bolker at zoo.ufl.edu>
>>>>> on Fri, 04 Apr 2008 19:08:16 -0400 writes:
BB> optim ignores misspelled control parameters, so that
BB> trying to set (e.g.) "maxint=1000" in the control
BB> argument silently does nothing. The patch below (watch
BB> out for line breaks! also posted at
BB> http://www.zoo.ufl.edu/bolker/optim_patch.R , and
BB> http://www.zoo.ufl.edu/bolker/optim_new.R) adds three
BB> lines to optim.R that issue a warning if any names of
BB> elements of "control" fail to match the internal object
BB> that contains the defaults.
such a small change makes a lot of sense to me.
BB> Here is code that shows the behavior:
BB> I realize this is probably too late for feature
BB> freeze for 2.7.0 (?), but I'd appreciate any comments
I'd say this is a bug fix and not a new feature, so there's
plenty of time for 2.7.0.
I'm about to commit it (i.e. a slightly more compact version).
Thank you, Ben!
Martin Maechler, ETH Zurich
More information about the R-devel