mutating func requestReceived()

in FishyTransport/Sources/FishyActorTransport/FishyTransport+Server.swift [37:40]

• 4 lines of code
• 1 McCabe index (conditional complexity)

    mutating func requestReceived() {
      precondition(self == .idle, "Invalid state for request received: \(self)")
      self = .waitingForRequestBody
    }