public SPModelFieldAssociation(SPModelDescriptor descriptor, SPFieldAttribute attribute, PropertyInfo queryProperty)
{
CommonHelper.ConfirmNotNull(descriptor, "descriptor");
CommonHelper.ConfirmNotNull(attribute, "attribute");
this.descriptor = descriptor;
this.attribute = attribute;
this.queryProperty = queryProperty;
}
// This method returns object as IFieldUpdate and ILookupFieldUpdate share no common base type
private object ToFieldUpdateType(object listModel, PropertyInfo propertyInfo, SPFieldAttribute attribute)
{
return(attribute switch
{
SpLookupFieldAttribute lookupFieldAttribute => ToLookupFieldUpdate(listModel, propertyInfo, lookupFieldAttribute),
SPFieldAttribute fieldAttribute => ToFieldUpdate(listModel, propertyInfo, fieldAttribute),
_ => throw new ArgumentOutOfRangeException($"Unexpected type '{attribute.GetType()}'", nameof(attribute)),
});