protected override Expression VisitUnary(UnaryExpression node)
{
// For OpAssign nodes: if has a yield, we need to do the generator
// transformation on the reduced value.
if (node.CanReduce)
{
return(Visit(node.Reduce()));
}
int yields = _yields.Count;
Expression o = Visit(node.Operand);
if (o == node.Operand)
{
return(node);
}
if (yields == _yields.Count)
{
return(Expression.MakeUnary(node.NodeType, o, node.Type, node.Method));
}
return(Expression.Block(
ToTemp(ref o),
Expression.MakeUnary(node.NodeType, o, node.Type, node.Method)
));
}
protected override Expression VisitUnary(UnaryExpression node)
{
// For OpAssign nodes: if has a yield, we need to do the generator
// transformation on the reduced value.
if (node.CanReduce)
{
return(Visit(node.Reduce()));
}
return(Rewrite(node, node.Operand, node.Update));
}
