Personally i advise using rats instead of ANTLR, but, ymmv.
On Jan 7, 3:16 am, RogerV <[email protected]> wrote:
> I've been using ANTLR for my "little" language, SFig:
>
> http://code.google.com/p/sfig/
>
> I've used flex/bison (GUN lex and yacc clones) in the past to roll a
> XSLT parser and have very much liked working with ANTLR as a contrast.
>
> ANTLR by default is geared toward creating language parsers that
> target the Java JVM, however, it can also target C/C++, C# .NET,
> ActionScript3. (This turns out to be quite advantageous to my
> particular language project.)
>
> I like that lexical definitions are rolled into the same source file
> as the grammar.
>
> I like the ANTLR concept of optionally being able to devise a tree
> grammar to process AST. I structured SFig in this manner.
>
> The first pass creates tree structure AST, and then a second pass can
> be made over the AST to do actions. In ANTLR you actually encode a
> tree grammar that looks very similar to the language grammar.
>
> For ultra simple languages with very minimalist purposes, doing a tree
> grammar might be overkill, but it's a handy way to structure things
> when you get to have a bit more complexity going on.
>
> Also, if you buy the ANTLR book, it has a section on doing byte code
> enhancement, which is way to get introduced to messing with Java byte
> code.
>
> Messing with ANTLR is bound to give inspiration for doing some
> actually practical language tools - in addition to being a good
> environment to learn language parsing with.
>
> --Roger
>
> On Jan 6, 3:43 am, Kram <[email protected]> wrote:
>
> > For a while now, I've been wanting to get my hands dirty on Java and
> > the JVM, by this is mean getting to know bytecode, and how compilers
> > work, JIT, the JVM in general, etc...
>
> > So the best thing I figure to do is to write my own, very basic,
> > language for the JVM. Even if it provides no real benefit to anyone, I
> > would really like to give this a try.
>
> > Languages really interest me and any help on this topic would be
> > greatly appreciated.
>
> > Thanks a lot,
> > Mark
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