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CPAN/Moose/Meta/Attribute/Native/Trait/Number.pm
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CPAN/Moose/Meta/Attribute/Native/Trait/Number.pm
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package Moose::Meta::Attribute::Native::Trait::Number;
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our $VERSION = '2.2207';
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use Moose::Role;
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with 'Moose::Meta::Attribute::Native::Trait';
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sub _helper_type { 'Num' }
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no Moose::Role;
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1;
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# ABSTRACT: Helper trait for Num attributes
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__END__
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=pod
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=encoding UTF-8
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=head1 NAME
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Moose::Meta::Attribute::Native::Trait::Number - Helper trait for Num attributes
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=head1 VERSION
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version 2.2207
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=head1 SYNOPSIS
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package Real;
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use Moose;
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has 'integer' => (
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traits => ['Number'],
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is => 'ro',
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isa => 'Num',
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default => 5,
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handles => {
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set => 'set',
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add => 'add',
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sub => 'sub',
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mul => 'mul',
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div => 'div',
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mod => 'mod',
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abs => 'abs',
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},
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);
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my $real = Real->new();
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$real->add(5); # same as $real->integer($real->integer + 5);
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$real->sub(2); # same as $real->integer($real->integer - 2);
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=head1 DESCRIPTION
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This trait provides native delegation methods for numbers. All of the
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operations correspond to arithmetic operations like addition or
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multiplication.
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=head1 DEFAULT TYPE
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If you don't provide an C<isa> value for your attribute, it will default to
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C<Num>.
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=head1 PROVIDED METHODS
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All of these methods modify the attribute's value in place. All methods return
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the new value.
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=over 4
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=item * B<add($value)>
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Adds the current value of the attribute to C<$value>.
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=item * B<sub($value)>
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Subtracts C<$value> from the current value of the attribute.
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=item * B<mul($value)>
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Multiplies the current value of the attribute by C<$value>.
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=item * B<div($value)>
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Divides the current value of the attribute by C<$value>.
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=item * B<mod($value)>
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Returns the current value of the attribute modulo C<$value>.
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=item * B<abs>
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Sets the current value of the attribute to its absolute value.
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=back
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=head1 BUGS
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See L<Moose/BUGS> for details on reporting bugs.
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=head1 AUTHORS
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=over 4
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=item *
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Stevan Little <stevan@cpan.org>
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=item *
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Dave Rolsky <autarch@urth.org>
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=item *
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Jesse Luehrs <doy@cpan.org>
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=item *
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Shawn M Moore <sartak@cpan.org>
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=item *
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יובל קוג'מן (Yuval Kogman) <nothingmuch@woobling.org>
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=item *
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Karen Etheridge <ether@cpan.org>
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=item *
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Florian Ragwitz <rafl@debian.org>
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=item *
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Hans Dieter Pearcey <hdp@cpan.org>
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=item *
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Chris Prather <chris@prather.org>
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=item *
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Matt S Trout <mstrout@cpan.org>
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=back
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=head1 COPYRIGHT AND LICENSE
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This software is copyright (c) 2006 by Infinity Interactive, Inc.
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This is free software; you can redistribute it and/or modify it under
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the same terms as the Perl 5 programming language system itself.
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=cut
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