chore: add prefer not to say (#14)

enums.go

@@ -13,16 +13,17 @@ type Gender string
 
 // gender constants
 const (
-	GenderMale    Gender = "male"
-	GenderFemale  Gender = "female"
-	GenderOther   Gender = "other"
-	GenderUnknown Gender = "unknown"
-	GenderNonBinary Gender = "nonbinary"
-	GenderGenderQueer Gender = "genderqueer"
-	GenderTransGender Gender = "transgender"
-	GenderAgender Gender = "agender"
-	GenderBigender Gender = "bigender"
-	GenderTwoSpirit Gender = "twospirit"
+	GenderMale           Gender = "male"
+	GenderFemale         Gender = "female"
+	GenderOther          Gender = "other"
+	GenderUnknown        Gender = "unknown"
+	GenderNonBinary      Gender = "nonbinary"
+	GenderGenderQueer    Gender = "genderqueer"
+	GenderTransGender    Gender = "transgender"
+	GenderAgender        Gender = "agender"
+	GenderBigender       Gender = "bigender"
+	GenderTwoSpirit      Gender = "twospirit"
+	GenderPreferNotToSay Gender = "prefer_not_to_say"
 )
 
 // AllGender is a list of known genders
@@ -31,12 +32,20 @@ var AllGender = []Gender{
 	GenderFemale,
 	GenderOther,
 	GenderUnknown,
+	GenderNonBinary,
+	GenderGenderQueer,
+	GenderTransGender,
+	GenderAgender,
+	GenderBigender,
+	GenderTwoSpirit,
+	GenderPreferNotToSay,
 }
 
 // IsValid returns True if the enum value is valid
 func (e Gender) IsValid() bool {
 	switch e {
-	case GenderMale, GenderFemale, GenderOther, GenderUnknown:
+	case GenderMale, GenderFemale, GenderOther, GenderUnknown, GenderNonBinary, GenderGenderQueer, GenderTransGender,
+		GenderAgender, GenderBigender, GenderTwoSpirit, GenderPreferNotToSay:
 		return true
 	}
 	return false

enums_test.go

@@ -38,33 +38,38 @@ func TestGender_String(t *testing.T) {
 		},
 		{
 			name: "nonbinary",
-			e: enumutils.GenderNonBinary,
+			e:    enumutils.GenderNonBinary,
 			want: "nonbinary",
 		},
 		{
 			name: "genderqueer",
-			e: enumutils.GenderGenderQueer,
-			want : "genderqueer",
+			e:    enumutils.GenderGenderQueer,
+			want: "genderqueer",
 		},
 		{
 			name: "transgender",
-			e: enumutils.GenderTransGender,
-			want : "transgender",
+			e:    enumutils.GenderTransGender,
+			want: "transgender",
 		},
 		{
 			name: "agender",
-			e: enumutils.GenderAgender,
-			want : "agender",
+			e:    enumutils.GenderAgender,
+			want: "agender",
 		},
 		{
 			name: "bigender",
-			e: enumutils.GenderBigender,
-			want : "bigender",
+			e:    enumutils.GenderBigender,
+			want: "bigender",
 		},
 		{
 			name: "twospirit",
-			e: enumutils.GenderTwoSpirit,
-			want : "twospirit",
+			e:    enumutils.GenderTwoSpirit,
+			want: "twospirit",
+		},
+		{
+			name: "prefer_not_to_say",
+			e:    enumutils.GenderPreferNotToSay,
+			want: "prefer_not_to_say",
 		},
 	}
 	for _, tt := range tests {