public static DynamicMetaObject Operation(TotemOperationBinder operation, params DynamicMetaObject[] args)
{
if (args.Length == 1)
PerfTrack.NoteEvent(PerfTrack.Categories.Binding, "Fallback TotemOp " + " " + operation.Operation + " " + args[0].LimitType);
else
PerfTrack.NoteEvent(PerfTrack.Categories.Binding, "Fallback TotemOp " + " " + operation.Operation + " " + args[0].LimitType + ", " + args[1].LimitType);
PerfTrack.NoteEvent(PerfTrack.Categories.BindingTarget, operation.Operation.ToString());
if (BindingHelpers.NeedsDeferal(args))
return operation.Defer(args);
return MakeOperationRule(operation, args);
}
private static DynamicMetaObject MakeOperationRule(TotemOperationBinder operation, DynamicMetaObject[] args)
{
ValidationInfo valInfo = BindingHelpers.GetValidationInfo(args);
DynamicMetaObject res;
Type deferType = typeof(object);
switch(NormalizeOperator(operation.Operation))
{
default:
res = BindingHelpers.AddTotemBoxing(MakeBinaryOperation(operation, args, operation.Operation, null));
break;
}
return BindingHelpers.AddDynamicTestAndDefer(operation, res, args, valInfo, deferType);
}
internal TotemOperationBinder Operation(TotemOperationKind operation)
{
if (_operationBinders == null)
{
Interlocked.CompareExchange(
ref _operationBinders,
new Dictionary<TotemOperationKind, TotemOperationBinder>(),
null
);
}
lock (_operationBinders)
{
TotemOperationBinder res;
if (!_operationBinders.TryGetValue(operation, out res))
_operationBinders[operation] = res = new TotemOperationBinder(this, operation);
return res;
}
}