$continue = explode( '||', $continue );
$this->dieContinueUsageIf( count( $continue ) !== 2 );
$this->generatorDone = ( $continue[0] === '-' );
$continue = explode( '||', $continue );
$this->dieContinueUsageIf( count( $continue ) !== 2 );
$this->generatorDone = ( $continue[0] === '-' );