public IEnumerable IndexingFunction(IEnumerable <dynamic> items)
{
try
{
EnsureGroupItemCreated();
foreach (DynamicBlittableJson item in items)
{
if (_groupedItems.TryGetValue(item.BlittableJson, out var list) == false)
{
list = new List <BlittableJsonReaderObject>();
_groupedItems[item.BlittableJson] = list;
}
list.Add(item.BlittableJson);
}
foreach (var item in _groupedItems.Values)
{
Engine.ResetCallStack();
Engine.ResetStatementsCount();
Engine.ResetTimeoutTicks();
_oneItemArray[0] = ConstructValues(item);
JsValue jsItem = null;
try
{
jsItem = Reduce.Call(JsValue.Null, _oneItemArray).AsObject();
}
catch (JavaScriptException jse)
{
var(message, success) = JavaScriptIndexFuncException.PrepareErrorMessageForJavaScriptIndexFuncException(ReduceString, jse);
if (success == false)
{
throw new JavaScriptIndexFuncException($"Failed to execute {ReduceString}", jse);
}
throw new JavaScriptIndexFuncException($"Failed to execute reduce script, {message}", jse);
}
catch (Exception e)
{
throw new JavaScriptIndexFuncException($"Failed to execute {ReduceString}", e);
}
yield return(jsItem);
_resolver.ExplodeArgsOn(null, null);
}
}
finally
{
_oneItemArray[0] = null;
_groupedItems.Clear();
}
}
