develooper Front page | perl.bootstrap | Postings from July 2000

Re: Working Group Proposal

July 24, 2000 10:55
Re: Working Group Proposal
Message ID:
On Mon, Jul 24, 2000 at 05:56:56PM +0100, Nick Ing-Simmons wrote:
> <> writes:
> >
> >I fail to see what LALR is going to gain us on the _P_erl level. 
> What it means it you can tell what construct means by looking at next 'symbol'
> perl5 contorts itself to be able to use byacc (which is LALR(1)) by making 
> deciding what the next 'symbol' is rather a complex process in toke.c.

Well, yes, I know what LALR parsing is.

> As a result the 'grammar' in perly.y does not really describe perl5 that well.
> So making perl6 LALR(1) "from the outset" would give "_P_erl" a more formal
> definition.

But from the point of view of the language user, the Perl programmer, what
will the gain be? What will the *loss* be?

Abigail Perl Programming lists via nntp and http.
Comments to Ask Bjørn Hansen at | Group listing | About