DockerCLI/vendor/github.com/docker/docker-credential-helpers/osxkeychain/url_non_go18.go

42 lines
745 B
Go

//+build !go1.8
package osxkeychain
import (
"net/url"
"strings"
)
func getHostname(u *url.URL) string {
return stripPort(u.Host)
}
func getPort(u *url.URL) string {
return portOnly(u.Host)
}
func stripPort(hostport string) string {
colon := strings.IndexByte(hostport, ':')
if colon == -1 {
return hostport
}
if i := strings.IndexByte(hostport, ']'); i != -1 {
return strings.TrimPrefix(hostport[:i], "[")
}
return hostport[:colon]
}
func portOnly(hostport string) string {
colon := strings.IndexByte(hostport, ':')
if colon == -1 {
return ""
}
if i := strings.Index(hostport, "]:"); i != -1 {
return hostport[i+len("]:"):]
}
if strings.Contains(hostport, "]") {
return ""
}
return hostport[colon+len(":"):]
}