On Wed, 28 Jun 2006, Jim Lemon wrote: > Hi gurus, > > After an unsuccessful scrabble through the documentation and Jon's > excellent search facility, I am no wiser as to how R recognizes an > incomplete command line and politely raises its hand for more. The help > page for parse gives no indication that it does anything more than spit > the dummy when fed an incomplete command line, but something in there > must recognize such ellipsis. Any hints?
It's internal. Look in src/main/main.c, in particular the R_Repl* functions. In short, R_Parse1Buffer can return PARSE_INCOMPLETE. This is not done by the R-level function parse(): that parses a whole buffer rather than a line at a time, and maps all non-OK results to an error. -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
