Comments on: Idioms http://justrakudoit.wordpress.com/2010/04/30/idioms/ I Never Metaop I Didn't Like Thu, 07 Mar 2013 12:58:07 +0000 hourly 1 http://wordpress.com/ By: colomon http://justrakudoit.wordpress.com/2010/04/30/idioms/#comment-26 Sat, 01 May 2010 02:20:48 +0000 http://justrakudoit.wordpress.com/?p=49#comment-26 Almost, I don’t think distance(*$_) will quite do it. But yes, your general point of using Z like that is dead on. That idiom doesn’t work in Rakudo at the moment, so it slipped my mind.

]]> By: Eevee http://justrakudoit.wordpress.com/2010/04/30/idioms/#comment-25 Sat, 01 May 2010 01:56:06 +0000 http://justrakudoit.wordpress.com/?p=49#comment-25 My Perl 6 is a little outdated, but couldn’t you just do:

sub length(@points) {
[+] (@points Z @points[1..*]).map: distance(*$_)
}

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