On Wed 21 Sep 2011 20:03, Noah Lavine <[email protected]> writes:
>> It is complicated though. The other option is to write a PEG >> interpreter or compiler in Scheme. An interpreter would interpret the >> s-expressions directly, or some simplified form of them. A compiler >> would pre-process the s-expressions to produce a procedure, built from >> closures. > > Yes indeed. The thing is, we already have a compiler written in > Scheme. The trouble is that it compiles S-expressions to syntax, and > then it takes some trouble to get that syntax into a procedure. I > think it might be cleaner if I could directly convert syntax into a > procedure. For instance, what about doing > > (compile (peg-sexp-compile <some-s-expression>) #:from scheme-syntax > #:to value) > > ? That seems like a nice API to me. You could do the same with #:from 'scheme, no? Andy -- http://wingolog.org/
