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helpers.go
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/
helpers.go
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package initializer
import (
"k8s.io/apimachinery/pkg/util/sets"
)
func AddInitializer(dst Object, additions ...string) {
if len(additions) == 0 {
return
}
s := dst.GetInitializers()
dst.SetInitializers(addStrings(s, additions...))
}
func RemoveInitializer(dst Object, removals ...string) {
if len(removals) == 0 {
return
}
s := dst.GetInitializers()
dst.SetInitializers(removeStrings(s, removals...))
}
// True if it has any one of them
func HasInitializer(obj Object, names ...string) bool {
set := sets.NewString(names...)
s := obj.GetInitializers()
for _, i := range s {
if set.Has(i) {
return true
}
}
return false
}
func AddFinalizer(dst Object, additions ...string) {
if len(additions) == 0 {
return
}
s := dst.GetFinalizers()
dst.SetFinalizers(addStrings(s, additions...))
}
func RemoveFinalizer(dst Object, removals ...string) {
if len(removals) == 0 {
return
}
s := dst.GetFinalizers()
dst.SetFinalizers(removeStrings(s, removals...))
}
func HasFinalizer(obj Object, name string) bool {
s := obj.GetFinalizers()
for _, i := range s {
if i == name {
return true
}
}
return false
}
func addStrings(dst []string, additions ...string) []string {
s := sets.NewString(dst...)
for _, a := range additions {
if !s.Has(a) {
dst = append(dst, a)
s.Insert(a)
}
}
return dst
}
func removeStrings(src []string, removals ...string) (dst []string) {
s := sets.NewString(removals...)
for _, i := range src {
if !s.Has(i) {
dst = append(dst, i)
}
}
return dst
}