public static IReadOnlyList <SerializationExpression> Gather(Expression node)
{
var gatherer = new FieldGatherer();
gatherer.Visit(node);
return(gatherer._serializationExpressions);
}
protected override Expression VisitMethodCall(MethodCallExpression node)
{
if (!IsLinqMethod(node, "Select", "SelectMany"))
{
return(base.VisitMethodCall(node));
}
var source = node.Arguments[0] as SerializationExpression;
if (source != null)
{
var fields = FieldGatherer.Gather(node.Arguments[1]);
if (fields.Any(x => x.SerializationInfo.ElementName.StartsWith(source.SerializationInfo.ElementName)))
{
_serializationExpressions.AddRange(fields);
return(node);
}
}
return(base.VisitMethodCall(node));
}
