public function check(array &$errors = null):int {
		$count = 0;

		foreach($this->taskList as $pathMatch => $task) {
			$absolutePathMatch = implode(DIRECTORY_SEPARATOR, [
				getcwd(),
				$pathMatch,
			]);
			$fileList = Glob::glob($absolutePathMatch);
			if(!empty($fileList)) {
				$task->check($errors);
			}

			$count ++;
		}

		return $count;
	}