public IEnumerable <Expression> GetPopulation(MappingExpressionFactoryBase.MappingCreationContext context)
{
var mappingData = context.MappingData;
var mapperData = context.MapperData;
GetCreationCallbacks(context, out var preCreationCallback, out var postCreationCallback);
var populationsAndCallbacks = GetPopulationsAndCallbacks(mappingData).ToList();
if (context.InstantiateLocalVariable && mapperData.Context.UseLocalVariable)
{
yield return(preCreationCallback);
var assignCreatedObject = postCreationCallback != null;
yield return(GetLocalVariableInstantiation(assignCreatedObject, populationsAndCallbacks, mappingData));
yield return(postCreationCallback);
}
yield return(GetObjectRegistrationCallOrNull(mapperData));
foreach (var population in populationsAndCallbacks)
{
yield return(population);
}
mappingData.MapperKey.AddSourceMemberTypeTesterIfRequired(mappingData);
}
private static void GetCreationCallbacks(
MappingExpressionFactoryBase.MappingCreationContext context,
out Expression preCreationCallback,
out Expression postCreationCallback)
{
if (context.RuleSet.Settings.UseSingleRootMappingExpression ||
!context.InstantiateLocalVariable ||
context.MapperData.TargetIsDefinitelyPopulated())
{
preCreationCallback = postCreationCallback = null;
return;
}
preCreationCallback = GetCreationCallbackOrNull(Before, context.MapperData);
postCreationCallback = GetCreationCallbackOrNull(After, context.MapperData);
}
