vendor files

vendor/k8s.io/apimachinery/pkg/runtime/embedded.go

@@ -0,0 +1,142 @@
+/*
+Copyright 2014 The Kubernetes Authors.
+
+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
+
+import (
+	"errors"
+
+	"k8s.io/apimachinery/pkg/conversion"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+)
+
+type encodable struct {
+	E        Encoder `json:"-"`
+	obj      Object
+	versions []schema.GroupVersion
+}
+
+func (e encodable) GetObjectKind() schema.ObjectKind { return e.obj.GetObjectKind() }
+func (e encodable) DeepCopyObject() Object {
+	var out encodable = e
+	out.obj = e.obj.DeepCopyObject()
+	copy(out.versions, e.versions)
+	return out
+}
+
+// NewEncodable creates an object that will be encoded with the provided codec on demand.
+// Provided as a convenience for test cases dealing with internal objects.
+func NewEncodable(e Encoder, obj Object, versions ...schema.GroupVersion) Object {
+	if _, ok := obj.(*Unknown); ok {
+		return obj
+	}
+	return encodable{e, obj, versions}
+}
+
+func (re encodable) UnmarshalJSON(in []byte) error {
+	return errors.New("runtime.encodable cannot be unmarshalled from JSON")
+}
+
+// Marshal may get called on pointers or values, so implement MarshalJSON on value.
+// http://stackoverflow.com/questions/21390979/custom-marshaljson-never-gets-called-in-go
+func (re encodable) MarshalJSON() ([]byte, error) {
+	return Encode(re.E, re.obj)
+}
+
+// NewEncodableList creates an object that will be encoded with the provided codec on demand.
+// Provided as a convenience for test cases dealing with internal objects.
+func NewEncodableList(e Encoder, objects []Object, versions ...schema.GroupVersion) []Object {
+	out := make([]Object, len(objects))
+	for i := range objects {
+		if _, ok := objects[i].(*Unknown); ok {
+			out[i] = objects[i]
+			continue
+		}
+		out[i] = NewEncodable(e, objects[i], versions...)
+	}
+	return out
+}
+
+func (re *Unknown) UnmarshalJSON(in []byte) error {
+	if re == nil {
+		return errors.New("runtime.Unknown: UnmarshalJSON on nil pointer")
+	}
+	re.TypeMeta = TypeMeta{}
+	re.Raw = append(re.Raw[0:0], in...)
+	re.ContentEncoding = ""
+	re.ContentType = ContentTypeJSON
+	return nil
+}
+
+// Marshal may get called on pointers or values, so implement MarshalJSON on value.
+// http://stackoverflow.com/questions/21390979/custom-marshaljson-never-gets-called-in-go
+func (re Unknown) MarshalJSON() ([]byte, error) {
+	// If ContentType is unset, we assume this is JSON.
+	if re.ContentType != "" && re.ContentType != ContentTypeJSON {
+		return nil, errors.New("runtime.Unknown: MarshalJSON on non-json data")
+	}
+	if re.Raw == nil {
+		return []byte("null"), nil
+	}
+	return re.Raw, nil
+}
+
+func Convert_runtime_Object_To_runtime_RawExtension(in *Object, out *RawExtension, s conversion.Scope) error {
+	if in == nil {
+		out.Raw = []byte("null")
+		return nil
+	}
+	obj := *in
+	if unk, ok := obj.(*Unknown); ok {
+		if unk.Raw != nil {
+			out.Raw = unk.Raw
+			return nil
+		}
+		obj = out.Object
+	}
+	if obj == nil {
+		out.Raw = nil
+		return nil
+	}
+	out.Object = obj
+	return nil
+}
+
+func Convert_runtime_RawExtension_To_runtime_Object(in *RawExtension, out *Object, s conversion.Scope) error {
+	if in.Object != nil {
+		*out = in.Object
+		return nil
+	}
+	data := in.Raw
+	if len(data) == 0 || (len(data) == 4 && string(data) == "null") {
+		*out = nil
+		return nil
+	}
+	*out = &Unknown{
+		Raw: data,
+		// TODO: Set ContentEncoding and ContentType appropriately.
+		// Currently we set ContentTypeJSON to make tests passing.
+		ContentType: ContentTypeJSON,
+	}
+	return nil
+}
+
+func DefaultEmbeddedConversions() []interface{} {
+	return []interface{}{
+		Convert_runtime_Object_To_runtime_RawExtension,
+		Convert_runtime_RawExtension_To_runtime_Object,
+	}
+}