ValidationIssues.php
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ValidationIssues.php
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	<?php
	/**
	* @file
	* @author Niklas Laxström
	* @license GPL-2.0-or-later
	*/

	namespace MediaWiki\Extension\Translate\Validation;

	use ArrayIterator;
	use Countable;
	use IteratorAggregate;
	use Traversable;

	/**
	* Mutable collection for validation issues.
	*
	* @newable
	* @since 2020.06
	*/
	class ValidationIssues implements Countable, IteratorAggregate {
	/** @var ValidationIssue[] */
	private $issues = [];

	/** Add a new validation issue to the collection. */
	public function add( ValidationIssue $issue ) {
	$this->issues[] = $issue;
	}

	/** Merge another collection to this collection. */
	public function merge( ValidationIssues $issues ) {
	$this->issues = array_merge( $this->issues, $issues->issues );
	}

	/**
	* Check whether this collection is not empty.
	*
	* @return bool False if empty, true otherwise
	*/
	public function hasIssues(): bool {
	return $this->issues !== [];
	}

	/** @return Traversable<ValidationIssue> */
	public function getIterator(): Traversable {
	return new ArrayIterator( $this->issues );
	}

	/** @inheritDoc */
	public function count(): int {
	return count( $this->issues );
	}
	}