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30 lines
627 B
Go
30 lines
627 B
Go
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// +build !go1.8
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package aws
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import (
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"net/url"
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"strings"
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)
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// URLHostname will extract the Hostname without port from the URL value.
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//
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// Copy of Go 1.8's net/url#URL.Hostname functionality.
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func URLHostname(url *url.URL) string {
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return stripPort(url.Host)
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}
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// stripPort is copy of Go 1.8 url#URL.Hostname functionality.
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// https://golang.org/src/net/url/url.go
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func stripPort(hostport string) string {
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colon := strings.IndexByte(hostport, ':')
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if colon == -1 {
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return hostport
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}
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if i := strings.IndexByte(hostport, ']'); i != -1 {
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return strings.TrimPrefix(hostport[:i], "[")
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}
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return hostport[:colon]
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}
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