On Wed, Aug 1, 2012 at 9:47 AM, Sam Tobin-Hochstadt <sa...@ccs.neu.edu> wrote: > On Wednesday, August 1, 2012, Robby Findler wrote: >> >> On Wed, Aug 1, 2012 at 8:44 AM, Sam Tobin-Hochstadt <sa...@ccs.neu.edu> >> wrote: >> >> The following have been deprecated and will be removed in the >> >> August 2013 release: >> >> >> >> - the `define-contract-struct' form. Use `struct' with `struct/dc' >> >> contracts instead. >> > >> > This entry surprises me. Has it been discussed on the list? >> > `define-contract-struct` has rather different semantics, right? >> >> What difference are you thinking of? > > > `struct/dc` uses impersonators/chaperones to place contracts on the actual > structure instances, whereas `define-contract-struct` wraps the > accessor/constructor procedures, right?
No, that's wrong. struct/dc is like define-contract-struct. Check out the docs or the IFL 2007 paper on my pubs web page. Robby _________________________ Racket Developers list: http://lists.racket-lang.org/dev
