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package core
import (
"strings"
)
// labelsMerge is a basic map merge method. This will ignore any nil maps.
func labelsMerge(ls ...map[string]string) map[string]string {
if len(ls) == 0 {
return nil
}
result := map[string]string{}
for _, l := range ls {
for k, v := range l {
result[k] = v
}
}
return result
}
// labelsStripPrefix deletes all labels that have the specified prefix for
// the key. The prefix must end with "/".
func labelsStripPrefix(ls map[string]string, prefix string) map[string]string {
if !strings.HasSuffix(prefix, "/") {
prefix += "/"
}
for k := range ls {
if strings.HasPrefix(k, prefix) {
delete(ls, k)
}
}
return ls
}
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