Re: OOP Parse tree generation?

dara_gallagher@my-deja.com writes:
{stuff deleted}
> I began
> to implement this idea but as the other poster pointed out, class
> explosion becomes a problem; I "cheated" by expressing the AST using a
> functional language called Gofer (similar to ML but side-effect free
> and lazy) and hacking a Perl script to generate the classes for me. In
> anycase I ended up with a class per AST node with constructors,
> accessors and an appropriate acceptVisitor operation.
{stuff deleted}


Okay, now that some else mentioned this let me plug...


http://www.cs.princeton.edu/zephyr/ASDL
  for something a bit more robust than a perl script, that does the same thing.


Interactive demo
  http://www.cs.princeton.edu/zephyr/cgi-bin/asdlGen.cgi


I have a 2.0beta version which is a bit nicer just waiting to get
released. If anyone is a competent ML hacker, I'd love to see someone take
over developement of it. I'm a bit cramped for time.


  http://www.cs.princeton.edu/zephyr/ASDL/docs/dsl97/dsl97-abstract.html


Has several examples of how to implement parse trees in several langauges.


There's also


    http://www.primenet.com/~georgen/app.html


it be nice if somone write a Java version of it, as well as


    http://www.cs.purdue.edu/jtb/.


I'm surprised people haven't mentioned these tools before.

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