/usr/share/perl5/Data/Perl/Role/Bool.pm is in libdata-perl-perl 0.002009-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 | package Data::Perl::Role::Bool;
$Data::Perl::Role::Bool::VERSION = '0.002009';
# ABSTRACT: Wrapping class for boolean values.
use strictures 1;
use Role::Tiny;
sub new { my $bool = $_[1] ? 1 : 0; bless(\$bool, $_[0]) }
sub set { ${$_[0]} = 1 }
sub unset { ${$_[0]} = 0 }
sub toggle { ${$_[0]} = ${$_[0]} ? 0 : 1; }
sub not { !${$_[0]} }
1;
=pod
=encoding UTF-8
=head1 NAME
Data::Perl::Role::Bool - Wrapping class for boolean values.
=head1 VERSION
version 0.002009
=head1 SYNOPSIS
use Data::Perl qw/bool/;
my $bool = bool(0);
$bool->toggle; # 1
$bool->unset; # 0
=head1 DESCRIPTION
This class provides a wrapper and methods for interacting with boolean values.
=head1 PROVIDED METHODS
None of these methods accept arguments.
=over 4
=item B<new($value)>
Constructs a new Data::Perl::Collection::Bool object initialized with the passed
in value, and returns it.
=item B<set>
Sets the value to C<1> and returns C<1>.
=item B<unset>
Set the value to C<0> and returns C<0>.
=item B<toggle>
Toggles the value. If it's true, set to false, and vice versa.
Returns the new value.
=item B<not>
Equivalent of 'not C<$value>'.
=back
=head1 SEE ALSO
=over 4
=item * L<Data::Perl>
=item * L<MooX::HandlesVia>
=back
=head1 AUTHOR
Matthew Phillips <mattp@cpan.org>
=head1 COPYRIGHT AND LICENSE
This software is copyright (c) 2014 by Matthew Phillips <mattp@cpan.org>.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.
=cut
__END__
==pod
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