public TypeMappingSpec <TTarget, TSource> UsingMapping(
Func <TypeMappingSpec <TNestedMappingTarget, TSource>, TypeMappingSpec <TNestedMappingTarget, TSource> > nestedSpecTransform)
{
var previouslyUnmatchedSourceNames =
new HashSet <string>(
NestedSpec.GetUnmappedSourceValues().Select(x => x.PropertyName)
);
var finalNestedSpec = nestedSpecTransform(NestedSpec);
var unmatchedSourceNames = new HashSet <string>(
finalNestedSpec.GetUnmappedSourceValues()
.Select(x => x.PropertyName)
);
var customMappedSourceNames = previouslyUnmatchedSourceNames
.Except(unmatchedSourceNames);
finalNestedSpec = finalNestedSpec
.WithSourceValues(
finalNestedSpec.SourceValues
.Where(x => !unmatchedSourceNames.Contains(x.PropertyName)));
var nestedMapper = finalNestedSpec.Create();
var nestedSourceValueNames = new HashSet <string>(
finalNestedSpec.SourceValues.Select(x => x.PropertyName));
nestedSourceValueNames.UnionWith(customMappedSourceNames);
return(Spec
.ThatSets(TargetPropertyExpression).From(src => TargetMapFunction(nestedMapper.Map(src)))
.WithSourceValues(
Spec.SourceValues
.Where(x => !nestedSourceValueNames.Contains(x.PropertyName))));
}
public ExpandIntoNestedTargetSpec <TTarget, TSource, TTargetProperty, TNestedMappingTarget> WithConstructor(Func <TNestedMappingTarget> constructor)
{
return(new ExpandIntoNestedTargetSpec <TTarget, TSource, TTargetProperty, TNestedMappingTarget>(
Spec,
TargetPropertyExpression,
NestedSpec.WithConstructor(constructor),
TargetMapFunction
));
}