<?php

namespace Metadata;

class MergeableClassMetadata extends ClassMetadata implements MergeableInterface
{
public function merge(MergeableInterface $object)
{
if (!$object instanceof MergeableClassMetadata) {
throw new \InvalidArgumentException('$object must be an instance of MergeableClassMetadata.');
}

$this->name = $object->name;
$this->reflection = $object->reflection;
$this->methodMetadata = array_merge($this->methodMetadata, $object->methodMetadata);
$this->propertyMetadata = array_merge($this->propertyMetadata, $object->propertyMetadata);
$this->fileResources = array_merge($this->fileResources, $object->fileResources);

if ($object->createdAt < $this->createdAt) {
$this->createdAt = $object->createdAt;
}
}
}