Test2::Compare::Negatable - Poor mans 'role' for compare objects that can be negated.
Contents
Attributes
$bool = $obj->negate
$obj->set_negate($bool)
$attr = NEGATE()
The NEGATE attribute will be added via Test2::Util::HashBase.
Copyright
Copyright 2018 Chad Granum <exodist@cpan.org>.
This program is free software; you can redistribute it and/or modify it under the same terms as Perl
itself.
See http://dev.perl.org/licenses/
perl v5.40.1 2025-07-27 Test2::Compare::Negatable(3perl)
Description
Using this package inside an Test2::Compare::Base subclass will overload "!$obj" and import
clone_negate() and toggle_negate().
Maintainers
Chad Granum <exodist@cpan.org>
Methods
$clone = $obj->clone_negate()
Create a shallow copy of the object, and call "toggle_negate" on it.
$obj->toggle_negate()
Toggle the negate attribute. If the attribute was on it will now be off, if it was off it will now be
on.
Name
Test2::Compare::Negatable - Poor mans 'role' for compare objects that can be negated.
Source
The source code repository for Test2-Suite can be found at https://github.com/Test-More/Test2-Suite/.
Why?
Until perl 5.18 the 'fallback' parameter to overload would not be inherited, so we cannot use inheritance
for the behavior we actually want. This module works around the problem by emulating the "use overload"
call we want for each consumer class.
PNG Icons