private ProgressScenario GetSwitchScenario()
{
var scenario = ProgressManager.Scenario;
if (scenario == ProgressScenario.SelectLast || scenario == ProgressScenario.SelectSkipLast)
{
scenario = ProgressManager.CalculateNonBlockingProgressScenario();
if (scenario == ProgressScenario.NoProgress)
{
scenario = ProgressScenario.VariableToSingleCmdlet;
}
else if (scenario == ProgressScenario.MultipleCmdlets) //We don't want MultipleCmdlets, because that makes us responsible for updating the records processed on each iteration
{
scenario = ProgressScenario.VariableToMultipleCmdlets;
}
if (ProgressManager.Scenario == ProgressScenario.SelectSkipLast)
{
//We can't trust PartOfChain as the cmdlets before us haven't been destroyed yet. So instead,
//the question is are there any cmdlets after us?
if (ProgressManager.LastInChain)
{
scenario = ProgressScenario.VariableToSingleCmdlet;
}
}
}
return(scenario);
}