On Tue, 09 May 2017 10:41:57 -0700, c...@zoffix.com wrote:
> When looking up something with `[...]` postcircumfix, you can add more
> postcircumfixes to index the result:
>
> $ perl6 -e 'dd <a b c>[*][1]'
> "b"
>
> But this silently gives wrong results if adverbs are present as well:
>
> $ perl6 -e 'dd <a b c>[*]:p[1]'
> (0 => "a", 1 => "b", 2 => "c")
> $ perl6 -e 'dd <a b c>[*]:v[1]'
> ("a", "b", "c")
> $ perl6 -e 'dd <a b c>[*]:exists[1]'
> (Bool::True, Bool::True, Bool::True)
> $ perl6 -e 'dd <a b c>[*]:p[10000000000000000000000000000000000]'
> (0 => "a", 1 => "b", 2 => "c")
>
> $ perl6 -e 'dd <a b c>[*]:delete[1]'
> (Failure.new(exception => X::AdHoc.new(payload => "Can not remove
> elements from a List"), backtrace => Backtrace.new),
> Failure.new(exception => X::AdHoc.new(payload => "Can not remove
> elements from a List"), backtrace => Backtrace.new),
> Failure.new(exception => X::AdHoc.new(payload => "Can not remove
> elements from a List"), backtrace => Backtrace.new))
>
Everything works right. I was just too deep into list adverbs and the fact that
`:p[1]` is the syntax for array pair slipped my mind :)
