Re: [perl #126936] LTA Error on is cached trait without use experimental

[Elizabeth Mattijsen]

> On 16 Dec 2015, at 20:52, Zoffix Znet (via RT) <perl6-bugs-follo...@perl.org> 
> wrote:
> 
> # New Ticket Created by  Zoffix Znet 
> # Please include the string:  [perl #126936]
> # in the subject line of all future correspondence about this issue. 
> # <URL: https://rt.perl.org/Ticket/Display.html?id=126936 >
> 
> 
> When `is cached` trait is used without declaring `use experimental :cached` 
> the error message does not mention the fact that experimental is missing, but 
> it should:
> 
> <ZoffixW> m: sub yay($n) is cached { say "woop"; $n+1; }; say yay(1); say 
> yay(1);
> <camelia> rakudo-moar a54024: OUTPUT«===SORRY!=== Error while compiling 
> /tmp/aGuHkHSdB6␤Can't use unknown trait 'is cached' in a sub declaration.␤at 
> /tmp/aGuHkHSdB6:1␤    expecting any of:␤        rw raw hidden-from-backtrace 
> hidden-from-USAGE␤        pure default DEPRECATED i…»
> 
> Even though it does mention it for macros:
> <ZoffixW> m: macro x ($text){}
> <camelia> rakudo-moar a54024: OUTPUT«===SORRY!=== Error while compiling 
> /tmp/C1ZA2QCies␤Use of macros is experimental; please 'use experimental 
> :macros'␤at /tmp/C1ZA2QCies:1␤------> macro⏏ x ($text){}␤»
> 
> Original discussion here: 
> http://irclog.perlgeek.de/perl6/2015-12-16#i_11729206

Fixed with 7188229344f93cf4b1eb , tests needed.



Liz