44 enum class CaseFirst { kUndefined, kUpper, kLower, kFalse };  enum
46 Maybe<CaseFirst> GetCaseFirst(Isolate* isolate, Handle<JSReceiver> options,  in GetCaseFirst()
48   return GetStringOption<CaseFirst>(  in GetCaseFirst()
50       {CaseFirst::kUpper, CaseFirst::kLower, CaseFirst::kFalse},  in GetCaseFirst()
51       CaseFirst::kUndefined);  in GetCaseFirst()
239 CaseFirst ToCaseFirst(const char* str) {  in ToCaseFirst()
240   if (strcmp(str, "upper") == 0) return CaseFirst::kUpper;  in ToCaseFirst()
241   if (strcmp(str, "lower") == 0) return CaseFirst::kLower;  in ToCaseFirst()
242   if (strcmp(str, "false") == 0) return CaseFirst::kFalse;  in ToCaseFirst()
243   return CaseFirst::kUndefined;  in ToCaseFirst()
246 UColAttributeValue ToUColAttributeValue(CaseFirst case_first) {  in ToUColAttributeValue()
248     case CaseFirst::kUpper:  in ToUColAttributeValue()
250     case CaseFirst::kLower:  in ToUColAttributeValue()
252     case CaseFirst::kFalse:  in ToUColAttributeValue()
253     case CaseFirst::kUndefined:  in ToUColAttributeValue()
266 void SetCaseFirstOption(icu::Collator* icu_collator, CaseFirst case_first) {  in SetCaseFirstOption()
350   Maybe<CaseFirst> maybe_case_first = GetCaseFirst(isolate, options, service);  in New()
352   CaseFirst case_first = maybe_case_first.FromJust();  in New()
463   if (case_first != CaseFirst::kUndefined) {  in New()