remove unused utils.HostnameFromAddr function

internal/utils/host.go

@@ -1,27 +0,0 @@
-package utils
-
-import (
-	"net/url"
-	"strings"
-)
-
-// HostnameFromAddr determines the hostname in an address string
-func HostnameFromAddr(addr string) (string, error) {
-	p, err := url.Parse(addr)
-	if err != nil {
-		return "", err
-	}
-	h := p.Host
-
-	// copied from https://golang.org/src/net/http/transport.go
-	if hasPort(h) {
-		h = h[:strings.LastIndex(h, ":")]
-	}
-
-	return h, nil
-}
-
-// copied from https://golang.org/src/net/http/http.go
-func hasPort(s string) bool {
-	return strings.LastIndex(s, ":") > strings.LastIndex(s, "]")
-}

internal/utils/host_test.go

@@ -1,49 +0,0 @@
-package utils
-
-import (
-	. "github.com/onsi/ginkgo"
-	. "github.com/onsi/gomega"
-)
-
-var _ = Describe("Hostname", func() {
-	It("gets the hostname from an URL", func() {
-		h, err := HostnameFromAddr("https://quic.clemente.io/file.dat?param=true&param2=false")
-		Expect(err).ToNot(HaveOccurred())
-		Expect(h).To(Equal("quic.clemente.io"))
-	})
-
-	It("gets the hostname from an URL with a port number", func() {
-		h, err := HostnameFromAddr("https://quic.clemente.io:6121/file.dat")
-		Expect(err).ToNot(HaveOccurred())
-		Expect(h).To(Equal("quic.clemente.io"))
-	})
-
-	It("gets the hostname from an URL containing username and password", func() {
-		h, err := HostnameFromAddr("https://user:password@quic.clemente.io:6121/file.dat")
-		Expect(err).ToNot(HaveOccurred())
-		Expect(h).To(Equal("quic.clemente.io"))
-	})
-
-	It("gets local hostnames", func() {
-		h, err := HostnameFromAddr("https://localhost/file.dat")
-		Expect(err).ToNot(HaveOccurred())
-		Expect(h).To(Equal("localhost"))
-	})
-
-	It("gets the hostname for other protocols", func() {
-		h, err := HostnameFromAddr("ftp://quic.clemente.io:6121/file.dat")
-		Expect(err).ToNot(HaveOccurred())
-		Expect(h).To(Equal("quic.clemente.io"))
-	})
-
-	It("gets an IP", func() {
-		h, err := HostnameFromAddr("https://1.3.3.7:6121/file.dat")
-		Expect(err).ToNot(HaveOccurred())
-		Expect(h).To(Equal("1.3.3.7"))
-	})
-
-	It("errors on malformed URLs", func() {
-		_, err := HostnameFromAddr("://quic.clemente.io:6121/file.dat")
-		Expect(err).To(HaveOccurred())
-	})
-})