added stack trace to log record if persistent in log entry

CHANGELOG.md

@@ -14,6 +14,7 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
   For example, `[]string{"foo", "bar"}` attribute value is now transformed to `log.SliceValue(log.StringValue("foo"), log.StringValue("bar"))` instead of `log.String("[foo bar"])`. (#6254)
 - Add the `WithSource` option to the `go.opentelemetry.io/contrib/bridges/otelslog` log bridge to set the `code.*` attributes in the log record that includes the source location where the record was emitted. (#6253)
 - Add caller information in otelzap to the `log.Record` if the `zap.Logger` was created with the `AddCaller()` option. (#6268)
+- Add stack trace in otelzap to the `log.Record` if the `zap.Logger` was created with the `AddStackStrace()` option. (#6268)
 
 ### Fixed
 

bridges/otelzap/core.go

@@ -208,6 +208,9 @@ func (o *Core) Write(ent zapcore.Entry, fields []zapcore.Field) error {
 			log.String(string(semconv.CodeFunctionKey), ent.Caller.Function),
 		)
 	}
+	if ent.Stack != "" {
+		r.AddAttributes(log.String(string(semconv.CodeStacktraceKey), ent.Stack))
+	}
 	if len(fields) > 0 {
 		ctx, attrbuf := convertField(fields)
 		if ctx != nil {