macos: Fix crash on network error at server discovery

Changes

1 changed files (+13/-11)

• macos/plac/Core/Discovery.swift
  • @@ -75,18 +75,20 @@ self.ptr = ptr
    var entries: [CoreServer] = [] - let current = ptr.pointee.servers_ptr?.pointee - guard var current = current else { - logger.warning("servers_ptr is null") - self.entries = [] - return - } + if ptr.pointee.code == PlacKit.PLAC_DISCOVERY_SCAN_RESULT_OK { + let current = ptr.pointee.servers_ptr?.pointee + guard var current = current else { + logger.warning("servers_ptr is null") + self.entries = [] + return + } - for _ in 0..<ptr.pointee.servers_len { - entries.append( - CoreServer(ptr: PlacKit.plac_discovery_server_retain(current)) - ) - current = current.successor() + for _ in 0..<ptr.pointee.servers_len { + entries.append( + CoreServer(ptr: PlacKit.plac_discovery_server_retain(current)) + ) + current = current.successor() + } } self.entries = entries