public override Expression Visit(Expression node)
{
var visited = base.Visit(node);
if (visited == null)
{
return(visited);
}
var transformers = __registry.GetTransformers(node.NodeType);
foreach (var transformer in transformers)
{
var transformed = transformer(visited);
if (transformed != visited)
{
// we'll start over and apply the transformations to
// the new node
return(Visit(transformed));
}
}
return(visited);
}
