debian-mirror-gitlab/workhorse/internal/urlprefix/urlprefix.go

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2021-02-22 17:27:13 +05:30
package urlprefix
import (
"path"
"strings"
)
type Prefix string
func (p Prefix) Strip(path string) string {
return CleanURIPath(strings.TrimPrefix(path, string(p)))
}
func (p Prefix) Match(path string) bool {
pre := string(p)
return strings.HasPrefix(path, pre) || path+"/" == pre
}
// Borrowed from: net/http/server.go
// Return the canonical path for p, eliminating . and .. elements.
func CleanURIPath(p string) string {
if p == "" {
return "/"
}
if p[0] != '/' {
p = "/" + p
}
np := path.Clean(p)
// path.Clean removes trailing slash except for root;
// put the trailing slash back if necessary.
if p[len(p)-1] == '/' && np != "/" {
np += "/"
}
return np
}