36 lines
688 B
Go
36 lines
688 B
Go
package urlprefix
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import (
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"path"
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"strings"
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)
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type Prefix string
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func (p Prefix) Strip(path string) string {
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return CleanURIPath(strings.TrimPrefix(path, string(p)))
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}
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func (p Prefix) Match(path string) bool {
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pre := string(p)
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return strings.HasPrefix(path, pre) || path+"/" == pre
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}
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// Borrowed from: net/http/server.go
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// Return the canonical path for p, eliminating . and .. elements.
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func CleanURIPath(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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