[antlr-interest] ANTLR 3 dev status?

Terence Parr parrt at cs.usfca.edu
Fri Mar 18 11:51:36 PST 2005


On Mar 18, 2005, at 9:18 AM, Sebastian Kaliszewski wrote:

> On Wednesday 16 March 2005 19:51, Terence Parr wrote:
> [snip]
>> We'll have internationalized error
>> messages (with perhaps English, French at that point).
>
> I volunteer to do Polish translations (If you're interested, of 
> course).

Sounds great!  I will ask for translations when i send out the early 
release.

>> Anyway, my goal is to get a solid base system done that knows how to
>> parse / lex shortly, with full semantic predicate hoisting.  Then,
>> after first early-release, I'll add tree stuff etc... once I settle on
>> what I want.
>
> Oh, one idea WRT ^ & ^^ 'operators' for tree creation in Parser. Those 
> are
> nice but break compatibility with 2.x -- so maybe use good old ^ 
> instead od
> new proposed ^^ and ` to mean what ^ is proposed to mean in 3.0 (` is 
> the
> reverse single quote, i.e that sign sharing the key with ~ on most
> keyboards). Like ^ is half of ^^ then ` might be considered half of ^. 
> Just
> an idea...

Yes, i am very aware of the strange change in operator meaning and have 
struggled to figure out the right answer.  I will probably go with the 
backward incompatibility because ^^ does really make more sense like .. 
to mean up a directory or whatever. Hmm...

Ter
--
CS Professor & Grad Director, University of San Francisco
Creator, ANTLR Parser Generator, http://www.antlr.org
Cofounder, http://www.jguru.com



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