From b851d666b5ee99c3963a2a2927bf2060a4afdd16 Mon Sep 17 00:00:00 2001
From: Lcorinna <Gaida95@yandex.ru>
Date: Fri, 13 Feb 2026 13:19:09 +0300
Subject: [PATCH] add version.go file to
 go.opentelemetry.io/contrib/processors/baggagecopy

---
 CHANGELOG.md                           |  1 +
 processors/baggagecopy/version.go      |  7 +++++++
 processors/baggagecopy/version_test.go | 24 ++++++++++++++++++++++++
 3 files changed, 32 insertions(+)
 create mode 100644 processors/baggagecopy/version.go
 create mode 100644 processors/baggagecopy/version_test.go

diff --git a/CHANGELOG.md b/CHANGELOG.md
index aeb97652f89..f878f36d29f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@ The next release will require at least [Go 1.25].
 - `WithSpanKind` option in `go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc` to override the default span kind. (#8506)
 - Add `const Version` in `go.opentelemetry.io/contrib/bridges/otelzap`. (#8544)
 - Support testing of [Go 1.26]. (#8549)
+- Add `const Version` in `go.opentelemetry.io/contrib/processors/baggagecopy`. (#8557)
 
 ### Fixed
 
diff --git a/processors/baggagecopy/version.go b/processors/baggagecopy/version.go
new file mode 100644
index 00000000000..5e9ca924094
--- /dev/null
+++ b/processors/baggagecopy/version.go
@@ -0,0 +1,7 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package baggagecopy // import "go.opentelemetry.io/contrib/processors/baggagecopy"
+
+// Version is the current release version of the baggagecopy processor.
+const Version = "0.13.0"
diff --git a/processors/baggagecopy/version_test.go b/processors/baggagecopy/version_test.go
new file mode 100644
index 00000000000..b1e8a9c8579
--- /dev/null
+++ b/processors/baggagecopy/version_test.go
@@ -0,0 +1,24 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package baggagecopy_test
+
+import (
+	"regexp"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"go.opentelemetry.io/contrib/processors/baggagecopy"
+)
+
+// regex taken from https://semver.org/#is-there-a-suggested-regular-expression-regex-to-check-a-semver-string
+var versionRegex = regexp.MustCompile(`^(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)` +
+	`(?:-((?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)` +
+	`(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?` +
+	`(?:\+([0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?$`)
+
+func TestVersionSemver(t *testing.T) {
+	v := baggagecopy.Version
+	assert.NotNil(t, versionRegex.FindStringSubmatch(v), "version is not semver: %s", v)
+}