<?php declare(strict_types = 1);

namespace PHPStan\Rules\PHPUnit;

use PhpParser\Node;
use PHPStan\Analyser\Scope;
use PHPStan\Node\InClassNode;
use PHPStan\Rules\Rule;
use PHPUnit\Framework\TestCase;

/**
 * @implements Rule<InClassNode>
 */
class NoMissingSpaceInClassAnnotationRule implements Rule
{

	/**
	 * Covers helper.
	 *
	 * @var AnnotationHelper
	 */
	private $annotationHelper;

	public function __construct(AnnotationHelper $annotationHelper)
	{
		$this->annotationHelper = $annotationHelper;
	}

	public function getNodeType(): string
	{
		return InClassNode::class;
	}

	public function processNode(Node $node, Scope $scope): array
	{
		$classReflection = $scope->getClassReflection();
		if ($classReflection === null || $classReflection->isSubclassOf(TestCase::class) === false) {
			return [];
		}

		$docComment = $node->getDocComment();
		if ($docComment === null) {
			return [];
		}

		return $this->annotationHelper->processDocComment($docComment);
	}

}
