That's a typo in the docs. Numbers are allowed. Jay
On Mon, Dec 3, 2012 at 1:03 PM, Carl Eastlund <c...@ccs.neu.edu> wrote: > Currently (the latest nightly build), the names of Planet 2 packages are > restricted to use only the characters a-z, A-Z, _, and -. The current set > of Racket collections, on the other hand, uses a-z, 0-9, and -. Planet 1 > also has several packages using 0-9. We need to add digits to the set of > valid names if we want 2htdp, algol60, planet2 (itself!), r5rs, and r6rs to > be "package-friendly". I know if I were to release a package named after > ACL2 somehow, I'd be hard-pressed to figure out what to do with the "2". > > Planet 1 packages and Racket collections also don't use A-Z (with one or two > exceptions on Planet). In theory, we could disallow those characters and > gain compatibility with case-insensitive mediums such as the default Mac OS > X filesystem. I'm not particularly attached to this second proposal, but > since it leads to potential errors I thought it was worth bringing up. If > we leave both cases in, we at least need to make sure programs that run on > Windows and Unix don't break on Mac due to package names conflicting on the > filesystem. > > Carl Eastlund > > _________________________ > Racket Developers list: > http://lists.racket-lang.org/dev > -- Jay McCarthy <j...@cs.byu.edu> Assistant Professor / Brigham Young University http://faculty.cs.byu.edu/~jay "The glory of God is Intelligence" - D&C 93 _________________________ Racket Developers list: http://lists.racket-lang.org/dev