Profilable.php

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<?php

namespace Elgg\Traits\Debug;

use Elgg\Timer;

trait Profilable {

    private $timer;

    public function setTimer(Timer $timer) {
        $this->timer = $timer;
    }
    
    public function hasTimer(): bool {
        return isset($this->timer);
    }
    
    public function beginTimer(array $keys): void {
        if (!$this->hasTimer()) {
            return;
        }
        
        $this->timer->begin($keys);
    }
    
    public function endTimer(array $keys): void {
        if (!$this->hasTimer()) {
            return;
        }
        
        $this->timer->end($keys);
    }
}