Add version file for otellogrus bridge (#8485)

Co-authored-by: Robert Pająk <[email protected]>

Author: ElenaZvereva

CHANGELOG.md

@@ -15,6 +15,7 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 - Add `const Version` in `go.opentelemetry.io/contrib/bridges/prometheus`. (#8401)
 - Add `const Version` in `go.opentelemetry.io/contrib/otelconf`. (#8461)
 - Add `const Version` in `go.opentelemetry.io/contrib/bridges/otellogr`. (#8477)
+- Add `const Version` in `go.opentelemetry.io/contrib/bridges/otellogrus`. (#8485)
 - Add `const Version` in `go.opentelemetry.io/contrib/bridges/otelslog`. (#8480)
 
 ### Fixed

bridges/otellogrus/version.go

@@ -0,0 +1,7 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package otellogrus // import "go.opentelemetry.io/contrib/bridges/otellogrus"
+
+// Version is the current release version of the otellogrus bridge.
+const Version = "0.14.0"

bridges/otellogrus/version_test.go

@@ -0,0 +1,24 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package otellogrus_test
+
+import (
+	"regexp"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"go.opentelemetry.io/contrib/bridges/otellogrus"
+)
+
+// 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 := otellogrus.Version
+	assert.NotNil(t, versionRegex.FindStringSubmatch(v), "version is not semver: %s", v)
+}