Interface TaskQueueInterface

Namespace: GuzzleHttp\Promise
Located at TaskQueueInterface.php

Methods summary
`public boolean`	# `isEmpty( )` Returns true if the queue is empty. Returns true if the queue is empty. Returns boolean
`public`	# `add( callable $task )` Adds a task to the queue that will be executed the next time run is called. Adds a task to the queue that will be executed the next time run is called. Parameters `$task`
`public`	# `run( )` Execute all of the pending task in the queue. Execute all of the pending task in the queue.