DispatchObserverDispatchable
public protocol DispatchObserverDispatchable : Dispatchable
Protocol implemented by a dispatchable that wants to be dispatched in response to the dispatch of another dispatchable
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Creates the dispatchable item. If for any reason, the init decides that the dispatchable should not be sent to the Store, the init can fail (that is, returns nil)
Declaration
Swift
init?(dispatchedItem: Dispatchable, prevState: State, currentState: State)
Parameters
dispatchedItem
the item that triggered the init
prevState
the last state before current changes
currentState
the current state
Return Value
either the dispatchable item or nil