On Sat Apr 19 20:42:11 2014, Mouq wrote:
> On Wed Aug 21 05:40:22 2013, masak wrote:
> > <lizmat> r: .say for < $< $> > # rakudobug ?
> > <camelia> rakudo e84dda: OUTPUT«$<$>»
> > <benabik> Yeah. I would have expected "$<\n$>\n"
> > <benabik> r: < $< $> >.perl.say
> > <camelia> rakudo e84dda: OUTPUT«("\$<\$>",).list»
> > <jnthn> Yeah. Odd
> > * masak submits rakudobug
>
> There's other fallout from the same thing that causes this:
>
> $ perl6 -e'say qx[ echo [ echo abcd ] ]'
> /bin/sh: line 1: ]: command not found
> [abcd
> $ echo [ echo abcd ]
> [ echo abcd ]
>
> This happens because postprocess_* is called on each <nibble>.
> Something like "< < a b c > >" is parsed as:
> "<" ← <starter>
> " " ← .
> "<" ← <starter>
> " a b c " ← <nibbler>
> ">" ← <stopper>
> " " ← .
> ">" ← <stopper>
>
> The inside <nibbler> post-processes " a b c ", turning it into
> ("a","b","c"). The outer <nibbler> subsequently turns that into
> "<"~("a","b","c")~">" (or "<a b c>"), and post-processes that into "<a
> b c>". A similar process happens for qx[].
Rather it *post-processes that into ("<a","b","c>")
