Progressing.php

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<?php

namespace Elgg\Cli;

use Symfony\Component\Console\Helper\ProgressBar;

trait Progressing {

    protected $progress;

    public function setProgressBar(ProgressBar $progress) {
        $this->progress = $progress;
    }

    public function advance($step = 1) {
        if ($this->progress) {
            $this->progress->advance($step);
        }
    }
}