File size: 682 Bytes
daa8246 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | package cachex
import "strings"
// Namespace isolates keys between different cache use-cases. (e.g. "channel_affinity:v1").
type Namespace string
func (n Namespace) prefix() string {
ns := strings.TrimSpace(string(n))
ns = strings.TrimRight(ns, ":")
if ns == "" {
return ""
}
return ns + ":"
}
func (n Namespace) FullKey(key string) string {
key = strings.TrimSpace(key)
if key == "" {
return ""
}
p := n.prefix()
if p == "" {
return strings.TrimLeft(key, ":")
}
if strings.HasPrefix(key, p) {
return key
}
return p + strings.TrimLeft(key, ":")
}
func (n Namespace) MatchPattern() string {
p := n.prefix()
if p == "" {
return "*"
}
return p + "*"
}
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