public IEnumerator <TOutput> GetEnumerator()
{
var result = (IEnumerable <TOutput>)InternalProvider.Execute(Expression);
using (var enumerator = result.GetEnumerator())
{
while (enumerator.MoveNext())
{
var item = enumerator.Current;
if (item is TEntity)
{
EntityProcessors.ProcessEntity((TEntity)(object)item);
}
yield return(item);
}
}
}
public IEnumerator <TOutput> GetEnumerator()
{
var commandId = Guid.NewGuid();
var errored = false;
try
{
Connection.DiagnosticListener.OnNext(new ReadDiagnosticCommand
{
CommandId = commandId,
Source = $"{nameof(MongoFrameworkQueryable<TEntity, TOutput>)}.{nameof(GetEnumerator)}",
CommandState = CommandState.Start,
EntityType = typeof(TEntity),
Queryable = this
});
IEnumerable <TOutput> result;
try
{
result = (IEnumerable <TOutput>)InternalProvider.Execute(Expression);
Connection.DiagnosticListener.OnNext(new ReadDiagnosticCommand
{
CommandId = commandId,
Source = $"{nameof(MongoFrameworkQueryable<TEntity, TOutput>)}.{nameof(GetEnumerator)}",
CommandState = CommandState.FirstResult, //Note: May need to move this around to actually be after the first "MoveNext" or something
EntityType = typeof(TEntity),
Queryable = this
});
}
catch (Exception ex)
{
errored = true;
Connection.DiagnosticListener.OnNext(new ReadDiagnosticCommand
{
CommandId = commandId,
Source = $"{nameof(MongoFrameworkQueryable<TEntity, TOutput>)}.{nameof(GetEnumerator)}",
CommandState = CommandState.Error,
EntityType = typeof(TEntity),
Queryable = this
});
Connection.DiagnosticListener.OnError(ex);
throw;
}
using (var enumerator = result.GetEnumerator())
{
while (enumerator.MoveNext())
{
var item = enumerator.Current;
if (item is TEntity)
{
EntityProcessors.ProcessEntity((TEntity)(object)item, Connection);
}
yield return(item);
}
}
}
finally
{
if (!errored)
{
Connection.DiagnosticListener.OnNext(new ReadDiagnosticCommand
{
CommandId = commandId,
Source = $"{nameof(MongoFrameworkQueryable<TEntity, TOutput>)}.{nameof(GetEnumerator)}",
CommandState = CommandState.End,
EntityType = typeof(TEntity),
Queryable = this
});
}
}
}
public IEnumerator <TOutput> GetEnumerator()
{
var result = (IEnumerable <TOutput>)InternalProvider.Execute(Expression);
return(result.GetEnumerator());
}
