mirror of https://github.com/k3s-io/k3s
32 lines
912 B
Go
32 lines
912 B
Go
// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Package pathutil implements utility functions for handling slash-separated
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// paths.
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package pathutil
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import "path"
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// CanonicalURLPath returns the canonical url path for p, which follows the rules:
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// 1. the path always starts with "/"
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// 2. replace multiple slashes with a single slash
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// 3. replace each '.' '..' path name element with equivalent one
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// 4. keep the trailing slash
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// The function is borrowed from stdlib http.cleanPath in server.go.
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func CanonicalURLPath(p string) string {
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if p == "" {
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return "/"
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}
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if p[0] != '/' {
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p = "/" + p
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}
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np := path.Clean(p)
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// path.Clean removes trailing slash except for root,
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// put the trailing slash back if necessary.
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if p[len(p)-1] == '/' && np != "/" {
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np += "/"
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}
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return np
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}
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