///<summary>
/// Continue running script from the point after the intermediate state was produced.
///</summary>
private bool TryRunFrom(ScriptState state, out ScriptExecutionState executionState, out object value)
{
if (state.Script == this)
{
value = state.ReturnValue;
executionState = state.ExecutionState.FreezeAndClone();
return(true);
}
else if (_previous != null && _previous.TryRunFrom(state, out executionState, out value))
{
var executor = this.GetExecutor(CancellationToken.None);
value = executionState.RunSubmission(executor);
return(true);
}
else
{
// couldn't find starting point to continue running from.
value = null;
executionState = null;
return(false);
}
}
