сделал Date_from_TimestampReference()

micro/microfunctions.go

@@ -10,6 +10,7 @@ import (
 	"fmt"
 	"github.com/google/uuid"
 	"golang.org/x/exp/constraints"
+	"google.golang.org/protobuf/types/known/timestamppb"
 	"hash/fnv"
 	"os/exec"
 	"reflect"
@@ -1274,3 +1275,14 @@ func InsertTextFrom(Text string, TextAdd string, IndexFrom int) string {
 	Otvet := buffer.String()
 	return Otvet
 }
+
+// Date_from_TimestampReference - возвращает дату из *Timestamp
+func Date_from_TimestampReference(Timestamp *timestamppb.Timestamp) time.Time {
+	Otvet := time.Time{}
+
+	if Timestamp != nil {
+		Otvet = Timestamp.AsTime()
+	}
+
+	return Otvet
+}

micro/microfunctions_test.go

@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"github.com/ManyakRus/starter/contextmain"
 	"github.com/google/uuid"
+	"google.golang.org/protobuf/types/known/timestamppb"
 	"os"
 	"reflect"
 	"strings"
@@ -1272,3 +1273,12 @@ func TestInsertTextFrom_MiddleOfString(t *testing.T) {
 		t.Errorf("Expected %s, but got %s", expected, result)
 	}
 }
+
+func TestDate_from_TimestampReference(t *testing.T) {
+	var Timestamp1 *timestamppb.Timestamp
+
+	result := Date_from_TimestampReference(Timestamp1)
+	if result.IsZero() == false {
+		t.Errorf("Expected time.Time{}, but got %s", result)
+	}
+}