[VOL-4290] Voltha go library updates for gRPC migration
Change-Id: I1aa2774beb6b7ed7419bc45aeb53fcae8a8ecda0
diff --git a/vendor/google.golang.org/protobuf/proto/checkinit.go b/vendor/google.golang.org/protobuf/proto/checkinit.go
new file mode 100644
index 0000000..3e9a6a2
--- /dev/null
+++ b/vendor/google.golang.org/protobuf/proto/checkinit.go
@@ -0,0 +1,71 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package proto
+
+import (
+ "google.golang.org/protobuf/internal/errors"
+ "google.golang.org/protobuf/reflect/protoreflect"
+ "google.golang.org/protobuf/runtime/protoiface"
+)
+
+// CheckInitialized returns an error if any required fields in m are not set.
+func CheckInitialized(m Message) error {
+ // Treat a nil message interface as an "untyped" empty message,
+ // which we assume to have no required fields.
+ if m == nil {
+ return nil
+ }
+
+ return checkInitialized(m.ProtoReflect())
+}
+
+// CheckInitialized returns an error if any required fields in m are not set.
+func checkInitialized(m protoreflect.Message) error {
+ if methods := protoMethods(m); methods != nil && methods.CheckInitialized != nil {
+ _, err := methods.CheckInitialized(protoiface.CheckInitializedInput{
+ Message: m,
+ })
+ return err
+ }
+ return checkInitializedSlow(m)
+}
+
+func checkInitializedSlow(m protoreflect.Message) error {
+ md := m.Descriptor()
+ fds := md.Fields()
+ for i, nums := 0, md.RequiredNumbers(); i < nums.Len(); i++ {
+ fd := fds.ByNumber(nums.Get(i))
+ if !m.Has(fd) {
+ return errors.RequiredNotSet(string(fd.FullName()))
+ }
+ }
+ var err error
+ m.Range(func(fd protoreflect.FieldDescriptor, v protoreflect.Value) bool {
+ switch {
+ case fd.IsList():
+ if fd.Message() == nil {
+ return true
+ }
+ for i, list := 0, v.List(); i < list.Len() && err == nil; i++ {
+ err = checkInitialized(list.Get(i).Message())
+ }
+ case fd.IsMap():
+ if fd.MapValue().Message() == nil {
+ return true
+ }
+ v.Map().Range(func(key protoreflect.MapKey, v protoreflect.Value) bool {
+ err = checkInitialized(v.Message())
+ return err == nil
+ })
+ default:
+ if fd.Message() == nil {
+ return true
+ }
+ err = checkInitialized(v.Message())
+ }
+ return err == nil
+ })
+ return err
+}