/**
* Return stream of current iterator object. If this object is stream, just return itself.
*
* @return Stream
*/
public function streamify()
{
if ($this instanceof Stream) {
return $this;
}
return Stream::from($this);
}
/**
* Define stream function in Global.
*
* @param \Iterator|\IteratorAggregate|array $source
* @return Stream returns a streaming object.
*/
function stream($source)
{
return Stream::from($source);
}
