func processEvent()

in swift-source/all/FxAClient/FxAccountManager.swift [334:354]

• 21 lines of code
• 3 McCabe index (conditional complexity)

    func processEvent(event: Event, completionHandler: @escaping () -> Void) {
        fxaFsmQueue.async {
            var toProcess: Event? = event
            while let evt = toProcess {
                toProcess = nil // Avoid infinite loop if `toProcess` doesn't get replaced.
                guard let nextState = FxAccountManager.nextState(state: self.state, event: evt) else {
                    FxALog.error("Got invalid event \(evt) for state \(self.state).")
                    continue
                }
                FxALog.debug("Processing event \(evt) for state \(self.state). Next state is \(nextState).")
                self.state = nextState
                toProcess = self.stateActions(forState: self.state, via: evt)
                if let successiveEvent = toProcess {
                    FxALog.debug(
                        "Ran \(evt) side-effects for state \(self.state), got successive event \(successiveEvent)."
                    )
                }
            }
            completionHandler()
        }
    }