Refactors constants out of Genders.h.

sbf-cpp/Genders.cpp

@@ -7,6 +7,21 @@ namespace SBF {
 using std::string;
 using std::vector;
 
+const int kGendersCount = 5;
+const std::string kGenderMaleLabel = "Male";
+const std::string kGenderFemaleLabel = "Female";
+const std::string kGenderTransMaleLabel = "Trans-Male";
+const std::string kGenderTransFemaleLabel = "Trans-Female";
+const std::string kGenderNonBinaryLabel = "Non-Binary";
+const std::string kGenderLabels[] = {
+    "",
+    kGenderMaleLabel,
+    kGenderFemaleLabel,
+    kGenderTransMaleLabel,
+    kGenderTransFemaleLabel,
+    kGenderNonBinaryLabel,
+};
+
 string GetGenderLabel(int genderId) {
   if (genderId > 0 && genderId <= kGendersCount) {
     return kGenderLabels[genderId];