Rechercher une page de manuel
Moose::Autobox::Code.3pm
Langue: en
Version: 2008-10-23 (fedora - 01/12/10)
Section: 3 (Bibliothèques de fonctions)
NAME
Moose::Autobox::Code - the Code roleSYNOPOSIS
use Moose::Autobox; my $adder = sub { $_[0] + $_[1] }; my $add_2 = $adder->curry(2); $add_2->(2); # returns 4 # create a recursive subroutine # using the Y combinator *factorial = sub { my $f = shift; sub { my $n = shift; return 1 if $n < 2; return $n * $f->($n - 1); } }->y; factorial(10) # returns 3628800
DESCRIPTION
This is a role to describe operations on the Code type.METHODS
- curry (@values)
- rcurry (@values)
- conjoin (\&sub)
- disjoin (\&sub)
- compose (@subs)
- This will take a list of @subs and compose them all into a single subroutine where the output of one sub will be the input of another.
- y
- This implements the Y combinator.
- u
- This implements the U combinator.
- meta
SEE ALSO
- <http://en.wikipedia.org/wiki/Fixed_point_combinator>
- http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/20469 <http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/20469>
BUGS
All complex software has bugs lurking in it, and this module is no exception. If you find a bug please either email me, or add the bug to cpan-RT.AUTHOR
Stevan Little <stevan@iinteractive.com>COPYRIGHT AND LICENSE
Copyright 2006-2008 by Infinity Interactive, Inc.<http://www.iinteractive.com>
This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
Contenus ©2006-2024 Benjamin Poulain
Design ©2006-2024 Maxime Vantorre