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my $home = defined( $args->{home} ) ? $args->{home} : 
         defined($args->{house}) ? $args->{house} :
         confess(q{Can't determine home});

my $home = $args->{home} // $args->{house} // confess(q{Can't determin
+e home});

my $home = $self->can('home') ? $self->home : 
        $self->can('house') ? $self->house(1) : 
        confess(q{Can't determine home});

my $home = $self->cando('home') // $self->cando('house',1) // confess(
+q{Can't determine home});