From c5a13930288d564d6b41d32967640308df147d72 Mon Sep 17 00:00:00 2001
From: Mikhail Mazurskiy <mmazurskiy@gitlab.com>
Date: Wed, 13 Oct 2021 16:15:24 +1100
Subject: [PATCH] ResettableRESTMapper to make it possible to reset wrapped
 mappers

Kubernetes-commit: de4598d0db5e2babe89dd334407b2ba8024ec9a1
---
 restmapper/discovery.go | 2 +-
 restmapper/shortcut.go  | 6 +++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/restmapper/discovery.go b/restmapper/discovery.go
index d560db84d..3505178b6 100644
--- a/restmapper/discovery.go
+++ b/restmapper/discovery.go
@@ -335,4 +335,4 @@ func (d *DeferredDiscoveryRESTMapper) String() string {
 }
 
 // Make sure it satisfies the interface
-var _ meta.RESTMapper = &DeferredDiscoveryRESTMapper{}
+var _ meta.ResettableRESTMapper = &DeferredDiscoveryRESTMapper{}
diff --git a/restmapper/shortcut.go b/restmapper/shortcut.go
index 73b317c1c..714ba90a7 100644
--- a/restmapper/shortcut.go
+++ b/restmapper/shortcut.go
@@ -34,7 +34,7 @@ type shortcutExpander struct {
 	discoveryClient discovery.DiscoveryInterface
 }
 
-var _ meta.RESTMapper = &shortcutExpander{}
+var _ meta.ResettableRESTMapper = shortcutExpander{}
 
 // NewShortcutExpander wraps a restmapper in a layer that expands shortcuts found via discovery
 func NewShortcutExpander(delegate meta.RESTMapper, client discovery.DiscoveryInterface) meta.RESTMapper {
@@ -164,6 +164,10 @@ func (e shortcutExpander) expandResourceShortcut(resource schema.GroupVersionRes
 	return resource
 }
 
+func (e shortcutExpander) Reset() {
+	meta.MaybeResetRESTMapper(e.RESTMapper)
+}
+
 // ResourceShortcuts represents a structure that holds the information how to
 // transition from resource's shortcut to its full name.
 type resourceShortcuts struct {