upchuck() if ! $healthy;

##</code><code>##

Exception::Of::Doom->throw( error => 'Detailed error messages are important, especially when this error happens' ) if $oops;

##</code><code>##

upchuck() unless $healthy;  # doesn't sound right
error() unless happiness_ensues();   # better?

##</code><code>##

if ( ! $healthy ) {
    upchuck();
    die;
}

##</code><code>##

print STDERR join("\n", @lines), "\n";

##</code><code>##

print STDERR map { "$_\n" } @lines;