private static Expression GetDerivedTypeMapping(
DerivedSourceTypeCheck derivedSourceCheck,
IObjectMappingData mappingData)
{
var mappingTryCatch = DerivedMappingFactory.GetDerivedTypeMapping(
mappingData,
derivedSourceCheck.TypedVariable,
mappingData.MapperData.TargetType);
return(mappingTryCatch);
}
private static Expression GetReturnMappingResultExpression(
IObjectMappingData declaredTypeMappingData,
Expression sourceValue,
Type targetType,
out IObjectMappingData derivedTypeMappingData)
{
var mapping = DerivedMappingFactory.GetDerivedTypeMapping(
declaredTypeMappingData,
sourceValue,
targetType,
out derivedTypeMappingData);
return((mapping != EmptyExpression)
? GetReturnMappingResultExpression(declaredTypeMappingData.MapperData, mapping)
: mapping);
}
private static void AddDeclaredSourceTypeDataSources(
IEnumerable <DerivedTypePair> derivedTypePairs,
IObjectMappingData declaredTypeMappingData,
ICollection <IDataSource> derivedTypeDataSources)
{
var declaredTypeMapperData = declaredTypeMappingData.MapperData;
derivedTypePairs = derivedTypePairs
.OrderBy(tp => tp.DerivedSourceType, MostToLeastDerived);
foreach (var derivedTypePair in derivedTypePairs)
{
var condition = GetTypePairCondition(derivedTypePair, declaredTypeMapperData);
var sourceValue = GetDerivedTypeSourceValue(
derivedTypePair,
declaredTypeMappingData,
out var sourceValueCondition);
var derivedTypeMapping = DerivedMappingFactory.GetDerivedTypeMapping(
declaredTypeMappingData,
sourceValue,
derivedTypePair.DerivedTargetType,
out var derivedTypeMappingData);
if (sourceValueCondition != null)
{
derivedTypeMapping = derivedTypeMapping.ToIfFalseDefaultCondition(sourceValueCondition);
}
var returnMappingResult = GetReturnMappingResultExpression(declaredTypeMapperData, derivedTypeMapping);
var derivedTypeMappingDataSource = new DerivedComplexTypeDataSource(
derivedTypeMappingData.MapperData.SourceMember,
condition,
returnMappingResult);
derivedTypeDataSources.Add(derivedTypeMappingDataSource);
if (!derivedTypeMappingDataSource.IsConditional)
{
return;
}
}
}