From caed8d85f40199c1cf23ae09d00bc3d1341d3c07 Mon Sep 17 00:00:00 2001
From: Daniel Smith <dbsmith@google.com>
Date: Wed, 11 May 2016 22:14:15 -0700
Subject: [PATCH] add scheme builder

---
 pkg/runtime/scheme_builder.go | 37 +++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 pkg/runtime/scheme_builder.go

diff --git a/pkg/runtime/scheme_builder.go b/pkg/runtime/scheme_builder.go
new file mode 100644
index 00000000000..3685d4195e4
--- /dev/null
+++ b/pkg/runtime/scheme_builder.go
@@ -0,0 +1,37 @@
+/*
+Copyright 2015 The Kubernetes Authors All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package runtime
+
+// SchemeBuilder collects functions that add things to a scheme. It's to allow
+// code to compile without explicitly referencing generated types. You should
+// declare one in each package that will have generated deep copy or conversion
+// functions.
+type SchemeBuilder []func(*Scheme)
+
+// AddToScheme applies all the stored functions to the scheme.
+func (sb *SchemeBuilder) AddToScheme(s *Scheme) {
+	for _, f := range *sb {
+		f(s)
+	}
+}
+
+// Register adds a scheme setup function to the list.
+func (sb *SchemeBuilder) Register(funcs ...func(*Scheme)) {
+	for _, f := range funcs {
+		*sb = append(*sb, f)
+	}
+}