[antlr-interest] Re: ANTLR 3.0 question about common actions

[Thomas Brandon]

The suggested syntax would not work, the end delimeter must be made 
more complex as well, "<a:skip():>" would be less likely to clash.

Tom.
--- In antlr-interest at yahoogroups.com, "Thomas Brandon" <tom at p...> 
wrote:
<snip>
> And care must be taken with delimeters inside actions, for 
instance, 
> using '<' and '>' for templated actions as Ter suggest would seem 
> problematic. What do you do about "{if (some-condition) <somefunc
> (i>x)>;}".
> Having more complex action delimeters would seem to be a good 
> idea, "<a:skip()>" ('a' for action) while more verbose is less 
> likely to clash with a desired target language expression.
> 
> Tom.
> --- In antlr-interest at yahoogroups.com, Terence Parr <parrt at c...> 
> wrote:
> > 
> > On Jul 28, 2004, at 1:48 PM, Monty Zukowski wrote:
> > > Currently you have an escape mechanism that says "this is all 
> target
> > > language
> <snip>
> > NEWLINE : '\n' {if (some-condition) <skip()>;} ;
> <snip> 
> > Ter
> > --
> > CS Professor & Grad Director, University of San Francisco
> > Creator, ANTLR Parser Generator, http://www.antlr.org
> > Cofounder, http://www.jguru.com
> > Cofounder, http://www.knowspam.net enjoy email again!
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