I observed the same behaviour some time ago. The .Rd files are pre-processed using a latex-like typesetter that discards everything following a % sign as comments, even in example R code.
http://r.789695.n4.nabble.com/Rd-file-processing-suggestion-sign-in-examples-td3459570.html HTH, Peter On Tue, May 31, 2011 at 2:08 PM, Frank Harrell <f.harr...@vanderbilt.edu> wrote: > Using > > platform x86_64-pc-linux-gnu > arch x86_64 > os linux-gnu > system x86_64, linux-gnu > status > major 2 > minor 13.0 > year 2011 > month 04 > day 13 > svn rev 55427 > language R > version.string R version 2.13.0 (2011-04-13) > > I am getting an error I haven't seen before when running R CMD check on a > package: > > Warning: parse error in file 'rms-Ex.R': > 14: unexpected symbol > 376: f <- ols(y ~ pol(x1,2) + pol(x2,2) + pol(x1,2) > 377: subset > ^ > The original (quote old) code in an 'example' section of an .Rd file is: > > f <- ols(y ~ pol(x1,2) + pol(x2,2) + pol(x1,2) %ia% pol(x2,2), > subset=group==g) > > Putting \ before the % gets around the problem but I didn't have to do that > before. > > Any ideas? > Thanks Frank > > > ----- > Frank Harrell > Department of Biostatistics, Vanderbilt University > -- ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.