chore: rm parseDomain func

util.go

@@ -9,16 +9,6 @@ import (
 	"golang.org/x/net/idna"
 )
 
-// parsedDomain parses and returns second level domain
-func parsedDomain(domain string) string {
-	lowercaseDomain := strings.ToLower(domain)
-	parts := strings.Split(lowercaseDomain, ".")
-	if len(parts) >= 2 {
-		return parts[len(parts)-2] + "." + parts[len(parts)-1]
-	}
-	return lowercaseDomain
-}
-
 // splitDomain splits domain and returns sld and tld
 func splitDomain(domain string) (string, string) {
 	parts := strings.Split(domain, ".")

util_test.go

@@ -7,34 +7,6 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
-func TestParseDomainOK(t *testing.T) {
-	domain := "yahoo.com.is"
-	ret := parsedDomain(domain)
-	expected := "com.is"
-	assert.Equal(t, expected, ret)
-}
-
-func TestParseDomainWithUpperCase(t *testing.T) {
-	domain := "YaHoO.cOm"
-	ret := parsedDomain(domain)
-	expected := "yahoo.com"
-	assert.Equal(t, expected, ret)
-}
-
-func TestParseDomainOK_MakeSense(t *testing.T) {
-	domain := "t.example.yahoo.com"
-	ret := parsedDomain(domain)
-	expected := "yahoo.com"
-	assert.Equal(t, expected, ret)
-}
-
-func TestParseDomain_emptyString(t *testing.T) {
-	domain := ""
-	ret := parsedDomain(domain)
-	expected := ""
-	assert.Equal(t, expected, ret)
-}
-
 func TestDomainToASCII(t *testing.T) {
 	domain := "testingΣ✪✯☭➳卐.org"
 	ret := domainToASCII(domain)