private static int BPairs( Thread l ) { var val = l[1]; var mt = GetMetatableImp( val ); Value mmt; if( mt != null && mt.TryGetValue( Literals.TagMethod_Pairs, out mmt ) ) { l.StackTop = 1; l.Call( (Callable)mmt, 1, 3 ); } else { l.SetStack( (Callable)new StableNext(), val, Value.Nil ); } return 3; }