[perl #69682] [BUG] Wrong error when using an unescaped '-' in a charlist in Rakudo

[Will Coleda via RT]

On Fri Oct 09 08:01:32 2009, masak wrote:
> <masak> rakudo: / <[z ......... booga booga - ]> /
> <p6eval> rakudo daf221: OUTPUT«src/gc/api.c:253: failed assertion
> 'PObj_is_PMC_TEST(obj)'␤[...]
> <masak> \o/
> <pmichaud> rakudo:  / <[a-z]> /
> <p6eval> rakudo daf221: OUTPUT«src/gc/api.c:253: failed assertion
> 'PObj_is_PMC_TEST(obj)'␤[...]
> <pmichaud> that looks to me like a p6eval issue
> <pmichaud> or an exceptions problem
> <moritz_> $ >perl6 -e '/ <[a-z]> /'
> <moritz_> Attributes of type 'struct llsig_element **' cannot be
> subclassed from a high-level PMC.
> <moritz_> still LTA
> <pmichaud> $ ./perl6 -e '/ <[a-z]> /'
> <pmichaud> perl6regex parse error: Unescaped '-' in charlist 
(use '..'
> or '\-') at offset 5, found '-'
> <moritz_> pmichaud: are you on latest master?
> <pmichaud> no.
> <moritz_> since llsig is a new concept, it might well make a 
difference
> <jnthn> What on earth is it trying to do with a sig there. :-/
> <moritz_> anyway, we need masak for that one ;-)
> <masak> what? what am I supposed to do? :P
> <moritz_> bug it!
> <jnthn> .oO( oh BUGger )
> <pmichaud> the "Unescaped '-' in charlist" is the correct output.

This is now slightly more awesome in Atlanta, but doesn't quite match 
STD.

13:10 <@[Coke]> std: / <[a-z]> /
13:10 <+p6eval> std 31794: OUTPUT«===SORRY!===␤Unsupported use of - as
                character range; in Perl 6 please use .. 
at /tmp/lqLPfKUdfV
                line 1:␤------> / <[a-z⏏]> /␤Parse failed␤FAILED 00:01 
116m␤»
13:10 <@moritz_> rakudo: /<[a-b]>/
13:10 <+p6eval> rakudo b2af27: OUTPUT«===SORRY!===␤Obsolete use of 
hyphen in
                enumerated character class;in Perl 6 please use .. 
instead at
                line 22, near "b]>/"␤»


-- 
Will "Coke" Coleda