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<?php
namespace GuzzleHttp;
/**
* Trait implementing ToArrayInterface, \ArrayAccess, \Countable,
* \IteratorAggregate, and some path style methods.
*/
trait HasDataTrait
{
/** @var array */
protected $data = [];
public function getIterator()
{
return new \ArrayIterator($this->data);
}
public function offsetGet($offset)
{
return isset($this->data[$offset]) ? $this->data[$offset] : null;
}
public function offsetSet($offset, $value)
{
$this->data[$offset] = $value;
}
public function offsetExists($offset)
{
return isset($this->data[$offset]);
}
public function offsetUnset($offset)
{
unset($this->data[$offset]);
}
public function toArray()
{
return $this->data;
}
public function count()
{
return count($this->data);
}
/**
* Get a value from the collection using a path syntax to retrieve nested
* data.
*
* @param string $path Path to traverse and retrieve a value from
*
* @return mixed|null
*/
public function getPath($path)
{
return Utils::getPath($this->data, $path);
}
/**
* Set a value into a nested array key. Keys will be created as needed to
* set the value.
*
* @param string $path Path to set
* @param mixed $value Value to set at the key
*
* @throws \RuntimeException when trying to setPath using a nested path
* that travels through a scalar value
*/
public function setPath($path, $value)
{
Utils::setPath($this->data, $path, $value);
}
}
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