private List <FuzzyLogicOperator> GetFuzzyLogicOperators(LinguisticVariable linguisticVariable, IEnumerable <StrongIdentifierValue> operatorsIdentifiers) { if (operatorsIdentifiers.IsNullOrEmpty()) { return(new List <FuzzyLogicOperator>()); } var result = new List <FuzzyLogicOperator>(); var globalFuzzyLogicStorage = _context.Storage.GlobalStorage.FuzzyLogicStorage; foreach (var op in operatorsIdentifiers) { #if DEBUG //Log($"op = {op}"); #endif var item = linguisticVariable.GetOperator(op); #if DEBUG //Log($"item = {item}"); #endif if (item == null) { item = globalFuzzyLogicStorage.GetDefaultOperator(op); #if DEBUG //Log($"item (2) = {item}"); #endif if (item == null) { throw new Exception($"Unexpected fuzzy logic operator `{op.NameValue}`!"); } } result.Add(item); } return(result); }