TSa Thomas.Sandlass-at-vts-systems.de |Perl 6| wrote:
I don't think S29 is in any shape as a serious design specification.
Maybe you should not design it that way. Maybe the left-hand-side is
"as ref" so it can change the identity of the object it is called on.
Reading the description there I wonder how this is supposed to work.
our Str multi method substr (Str $string is ref: StrPos $start, Int
is rw is export
... compute result in a new variable
$string = $result; # ta-da!
... and what am I supposed to return? A Str-like object that is a proxy
the changed substring?
As for your other comments in general, I think S29 is NOT in any shape
as a gospel, and going over the (very preliminary) design is a necessary