mutating func receiveBuffer()

in Sources/NIOSOCKS/State/ServerStateMachine.swift [56:72]

• 17 lines of code
• 6 McCabe index (conditional complexity)

    mutating func receiveBuffer(_ buffer: inout ByteBuffer) throws -> ClientMessage? {
        do {
            switch self.state {
            case .inactive, .waitingToSendAuthenticationMethod, .waitingToSendResponse, .active, .error:
                throw SOCKSError.UnexpectedRead()
            case .waitingForClientGreeting:
                return try self.handleClientGreeting(from: &buffer)
            case .authenticating:
                return self.handleAuthenticationData(from: &buffer)
            case .waitingForClientRequest:
                return try self.handleClientRequest(from: &buffer)
            }
        } catch {
            self.state = .error
            throw error
        }
    }