private static Expression GetRuntimeTypeCheck(UnaryExpression cast, IMemberMapperData mapperData)
{
var mappingDataParameter = typeof(IMappingData).GetOrCreateParameter();
var getSourceCall = mapperData.GetSourceAccess(mappingDataParameter, mapperData.SourceType);
var rootedValue = cast.Operand.Replace(mapperData.SourceObject, getSourceCall);
var memberHasRuntimeType = Expression.TypeIs(rootedValue, cast.Type);
return(memberHasRuntimeType);
}
