Nick Sabalausky Wrote: > "Ellery Newcomer" <[email protected]> wrote in message > news:[email protected]... > > Nick Sabalausky wrote: > >> "Denis Koroskin" <[email protected]> wrote in message > >> news:op.u1v7jdgco7c...@korden-pc... > >>> Yes, it's a DMD port. Unfortunately, there is no other mature D > >>> front-end > >>> at present. Other folks are working on D compilers (dil, dang, ...) but > >>> the progress is very slow. > >> > >> FWIW, I've been meaning to try to write a D grammar for GOLD when I get a > >> chance (the Haxe grammar I wrote only took a few days). If that pans out > >> (depends just how simple and unambiguous the grammar is), then that could > >> be > >> used with Goldie as a starting point (ie, lex/parse would be taken care > >> of. > >> Semantic analysis, optimization and back-end would need to be added in). > >> > > > > All but the hard parts :) > > Yea, like I said, "FWIW" ;) > > > > > I could count the number of places that are ambiguous syntactically or > > semantically on one hand, and maybe the number of places that require > > arbitrary lookahead also. Do LALR parsers care about arbitrary > > lookahead? LL(k) parsers do. > > Beats me, I'm not nearly as up on parsing theory as I'd like to be. Could > you give me a simple example?
There are a zillion tutorials relating to parsing on the web. Try googling: parsing theory tutorial 2nd hit: An introduction to parsing Cheers Justin Johansson
