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authorWim <wim@42.be>2020-08-10 00:29:54 +0200
committerGitHub <noreply@github.com>2020-08-10 00:29:54 +0200
commit4e50fd864921c556988c919269448efdb90fa961 (patch)
treea3625f03f8de3c4f3841364000a4ea3aa42c1533 /vendor/google.golang.org/protobuf/proto/reset.go
parentdfdffa0027334e55ce213fc6eb62206dbf48baf6 (diff)
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Use mattermost v5 module (#1192)
Diffstat (limited to 'vendor/google.golang.org/protobuf/proto/reset.go')
-rw-r--r--vendor/google.golang.org/protobuf/proto/reset.go43
1 files changed, 43 insertions, 0 deletions
diff --git a/vendor/google.golang.org/protobuf/proto/reset.go b/vendor/google.golang.org/protobuf/proto/reset.go
new file mode 100644
index 00000000..3d7f8943
--- /dev/null
+++ b/vendor/google.golang.org/protobuf/proto/reset.go
@@ -0,0 +1,43 @@
+// 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 (
+ "fmt"
+
+ "google.golang.org/protobuf/reflect/protoreflect"
+)
+
+// Reset clears every field in the message.
+// The resulting message shares no observable memory with its previous state
+// other than the memory for the message itself.
+func Reset(m Message) {
+ if mr, ok := m.(interface{ Reset() }); ok && hasProtoMethods {
+ mr.Reset()
+ return
+ }
+ resetMessage(m.ProtoReflect())
+}
+
+func resetMessage(m protoreflect.Message) {
+ if !m.IsValid() {
+ panic(fmt.Sprintf("cannot reset invalid %v message", m.Descriptor().FullName()))
+ }
+
+ // Clear all known fields.
+ fds := m.Descriptor().Fields()
+ for i := 0; i < fds.Len(); i++ {
+ m.Clear(fds.Get(i))
+ }
+
+ // Clear extension fields.
+ m.Range(func(fd protoreflect.FieldDescriptor, _ protoreflect.Value) bool {
+ m.Clear(fd)
+ return true
+ })
+
+ // Clear unknown fields.
+ m.SetUnknown(nil)
+}