I would probably write it as 
$code ||= $unit;
if (ref $args) {
    @args =  @$args;
    $code .= q{(@args)};
} else {
    @args = ();
}
@ARGV = @$argv if ref $argv;

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YMMV.

لսႽ† ᥲᥒ⚪⟊Ⴙᘓᖇ Ꮅᘓᖇ⎱ Ⴙᥲ𝇋ƙᘓᖇ

In reply to Re: Case Exhaustion Tree by choroba
in thread Case Exhaustion Tree by Xiong

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