File: Isa.pm

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libtest-deep-perl 0.110-1
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use strict;
use warnings;

package Test::Deep::Isa;

use Test::Deep::Cmp;
use Scalar::Util;

sub init
{
	my $self = shift;

	my $val = shift;
	$self->{val} = $val;
}

sub descend
{
	my $self = shift;
	my $got = shift;

	return Scalar::Util::blessed($got)
		? $got->isa($self->{val})
		: ref($got) eq $self->{val};
}

sub diag_message
{
	my $self = shift;

	my $where = shift;

	return "Checking class of $where with isa()";
}

1;