Factory.php

<?php

namespace Illuminate\Contracts\Filesystem;

interface Factory
{
    /**
     * Get a filesystem implementation.
     *
     * @param  string|null  $name
     * @return \Illuminate\Contracts\Filesystem\Filesystem
     */
    public function disk($name = null);
}
	<?php

	namespace Illuminate\Contracts\Filesystem;

	interface Factory
	{
	/**
	* Get a filesystem implementation.
	*
	* @param string\|null $name
	* @return \Illuminate\Contracts\Filesystem\Filesystem
	*/
	public function disk($name = null);
	}