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Update NWWebSocket.swift #43

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Update NWWebSocket.swift #43

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6 changes: 5 additions & 1 deletion Sources/NWWebSocket/Model/Client/NWWebSocket.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@ open class NWWebSocket: WebSocketConnection {
// MARK: - Private properties

private var connection: NWConnection?
private var migratedConnection: NWConnection?
private let endpoint: NWEndpoint
private let parameters: NWParameters
private let connectionQueue: DispatchQueue
Expand Down Expand Up @@ -244,14 +245,17 @@ open class NWWebSocket: WebSocketConnection {
/// or a `NWError` if the migration failed for some reason.
private func migrateConnection(completionHandler: @escaping (Result<WebSocketConnection, NWError>) -> Void) {

let migratedConnection = NWConnection(to: endpoint, using: parameters)
migratedConnection?.cancel()
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if migrateConnection was already called and successfully ended, in the next call when you cancelling migratedConnection you cancelling current 'connection'

migratedConnection = nil
migratedConnection = NWConnection(to: endpoint, using: parameters)
migratedConnection.stateUpdateHandler = { [weak self] state in
guard let self = self else {
return
}

switch state {
case .ready:
self.connection?.cancel()
self.connection = nil
migratedConnection.stateUpdateHandler = self.stateDidChange(to:)
migratedConnection.betterPathUpdateHandler = self.betterPath(isAvailable:)
Expand Down