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Postings from December 2008
On Monday 15 December 2008 14:44:42 Rafael Garcia-Suarez wrote: > 2008/12/15 chromatic <chromatic@wgz.org>: > > I think class BLOCK by itself is useful (descriptive and simpler syntax > > for compile-time package scoping and @ISA setting), but it's definitely a > > required feature before even considering at least the first element of > > your list. Certainly it has more value than the similarly small syntax > > change of allowing 'method where 'sub' is today. > The work on the method keyword was not only a way to introduce named > parameters, but also aliasing and compile-time checking. (in a better > way than prototypes) Is there a method keyword now? I was speaking hypothetically of a patch which only added 'method' as a synonym for 'sub'. > > Adding syntax extensions will be a much larger job, as it involves > > creating a new type of block and defining certain syntactic constructs > > which are only valid in the block. (I couldn't see any easy way to use a > > literal token in the parser where currently you might use the WORD token, > > for example.) > You do that in the tokeniser, not in the parser. Perl's tokeniser is > scarily context-sensitive. You don't have to tell me twice. Sadly, I think that gets in the way for this sort of thing. -- cThread Previous | Thread Next