Add timestamppb

types/known/timestamppb/timestamp.go

@@ -0,0 +1,13 @@
+package timestamppb
+
+import "time"
+
+// Now constructs a new Timestamp from the current time.
+func Now() *Timestamp {
+	return New(time.Now())
+}
+
+// New constructs a new Timestamp from the provided time.Time.
+func New(t time.Time) *Timestamp {
+	return &Timestamp{Seconds: int64(t.Unix()), Nanos: int32(t.Nanosecond())}
+}

types/known/timestamppb/timestamp.proto

@@ -0,0 +1,23 @@
+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc.  All rights reserved.
+// Copyright 2022 Teppei Fukuda.  All rights reserved.
+// https://developers.google.com/protocol-buffers/
+
+syntax = "proto3";
+
+package timestamppb;
+
+option go_package = "github.com/knqyf263/go-plugin/types/known/timestamppb";
+
+message Timestamp {
+  // Represents seconds of UTC time since Unix epoch
+  // 1970-01-01T00:00:00Z. Must be from 0001-01-01T00:00:00Z to
+  // 9999-12-31T23:59:59Z inclusive.
+  int64 seconds = 1;
+
+  // Non-negative fractions of a second at nanosecond resolution. Negative
+  // second values with fractions must still have non-negative nanos values
+  // that count forward in time. Must be from 0 to 999,999,999
+  // inclusive.
+  int32 nanos = 2;
+}