class PluginAnnotationContextDefinitionsRule

final class PluginAnnotationContextDefinitionsRule extends DeprecatedAnnotationsRuleBase {
    protected function getExpectedInterface() : string {
        return 'Drupal\\Component\\Plugin\\ContextAwarePluginInterface';
    }
    protected function doProcessNode(ClassReflection $reflection, Node\Stmt\Class_ $node, Scope $scope) : array {
        $annotation = $reflection->getResolvedPhpDoc();
        // Plugins should always be annotated, but maybe this class is missing its
        // annotation since it swaps an existing one.
        if ($annotation === null) {
            return [];
        }
        $hasMatch = preg_match('/context\\s?=\\s?{/', $annotation->getPhpDocString());
        if ($hasMatch === false) {
            throw new ShouldNotHappenException('Unexpected error when trying to run match on phpDoc string.');
        }
        if ($hasMatch === 1) {
            return [
                'Providing context definitions via the "context" key is deprecated in Drupal 8.7.x and will be removed before Drupal 9.0.0. Use the "context_definitions" key instead.',
            ];
        }
        return [];
    }

}