public Task <IList <IVariableInformation> > GetChildrenAsync(int from, int count)
{
ErrorVariableInformation errInfo =
NatvisErrorUtils.LogAndGetExpandChildrenValidationError(
NatvisLoggingLevel.WARNING, _logger, _entityType.ToString(), _variable.TypeName,
$"Encountered unsupported tag: {_entityType}.");
return(Task.FromResult <IList <IVariableInformation> >(new List <IVariableInformation>
{
errInfo
}));
}
protected async Task EvaluateUpToAsync(int to)
{
if (_store.ValidationError != null || _hasEvaluationError)
{
return;
}
try
{
await InitContextAsync();
while (_lastIndex < to && _blocks.State != BlockState.Done)
{
EvaluateResult result = await _blocks.EvaluateAsync();
if (result.Type == ResultType.Var)
{
_store.SaveVariable(_lastIndex, result.Data);
_lastIndex++;
}
}
}
catch (ExpressionEvaluationFailed ex)
{
ErrorVariableInformation error =
NatvisErrorUtils.LogAndGetExpandChildrenValidationError(
Optional ? NatvisLoggingLevel.WARNING : NatvisLoggingLevel.ERROR, _logger,
VisualizerName, _variable?.TypeName, ex.Message);
_hasEvaluationError = true;
if (_lastIndex != 0 || !Optional)
{
_store.SaveVariable(_lastIndex, error);
_lastIndex++;
}
}
}
