logutil: convert standard and log attributes

bridges/otellogrus/hook_test.go

@@ -465,6 +465,13 @@ func TestConvertFields(t *testing.T) {
 				log.String("hello", "{Name:foobar}"),
 			},
 		},
+		{
+			name:   "with standard attribute",
+			fields: logrus.Fields{"hello": attribute.StringSliceValue([]string{"foo", "bar"})},
+			want: []log.KeyValue{
+				log.Slice("hello", log.StringValue("foo"), log.StringValue("bar")),
+			},
+		},
 	} {
 		t.Run(tt.name, func(t *testing.T) {
 			got := convertFields(tt.fields)

internal/shared/logutil/convert.go.tmpl

@@ -13,6 +13,7 @@ import (
 	"strconv"
 	"time"
 
+	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/log"
 )
 
@@ -66,6 +67,10 @@ func convertValue(v any) log.Value {
 		return log.BytesValue(val)
 	case error:
 		return log.StringValue(val.Error())
+	case attribute.Value:
+		return log.ValueFromAttribute(val)
+	case log.Value:
+		return val
 	}
 
 	t := reflect.TypeOf(v)

internal/shared/logutil/convert_test.go.tmpl

@@ -15,6 +15,7 @@ import (
 
 	"github.com/stretchr/testify/assert"
 
+	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/log"
 )
 
@@ -245,6 +246,16 @@ func TestConvertValue(t *testing.T) {
 			value:     context.Background(),
 			wantValue: log.StringValue("context.Background"),
 		},
+		{
+			name:      "standard attribute",
+			value:     attribute.StringSliceValue([]string{"foo", "bar"}),
+			wantValue: log.SliceValue(log.StringValue("foo"), log.StringValue("bar")),
+		},
+		{
+			name:      "log attribute",
+			value:     log.SliceValue(log.StringValue("foo"), log.Int64Value(123)),
+			wantValue: log.SliceValue(log.StringValue("foo"), log.Int64Value(123)),
+		},
 		{
 			name:      "unhandled type",
 			value:     chan int(nil),