NullFormatter.php
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NullFormatter.php
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	<?php
	/**
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of the GNU General Public License as published by
	* the Free Software Foundation; either version 2 of the License, or
	* (at your option) any later version.
	*
	* This program is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License along
	* with this program; if not, write to the Free Software Foundation, Inc.,
	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
	* http://www.gnu.org/copyleft/gpl.html
	* @file
	*/

	declare( strict_types=1 );

	namespace Wikimedia\Stats\Formatters;

	/**
	* Null Formatter Implementation
	*
	* For passing to unconfigurable Renderers.
	*
	* @author Cole White
	* @since 1.41
	*/
	class NullFormatter implements FormatterInterface {
	/** @inheritDoc */
	public function getFormattedSamples( string $prefix, $metric ): array {
	return [];
	}
	}