diff options
Diffstat (limited to 'vendor/github.com/gogo/protobuf/proto/text.go')
| -rw-r--r-- | vendor/github.com/gogo/protobuf/proto/text.go | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/vendor/github.com/gogo/protobuf/proto/text.go b/vendor/github.com/gogo/protobuf/proto/text.go index 0407ba85d..87416afe9 100644 --- a/vendor/github.com/gogo/protobuf/proto/text.go +++ b/vendor/github.com/gogo/protobuf/proto/text.go @@ -476,6 +476,8 @@ func (tm *TextMarshaler) writeStruct(w *textWriter, sv reflect.Value) error { return nil } +var textMarshalerType = reflect.TypeOf((*encoding.TextMarshaler)(nil)).Elem() + // writeAny writes an arbitrary field. func (tm *TextMarshaler) writeAny(w *textWriter, v reflect.Value, props *Properties) error { v = reflect.Indirect(v) @@ -589,8 +591,8 @@ func (tm *TextMarshaler) writeAny(w *textWriter, v reflect.Value, props *Propert // mutating this value. v = v.Addr() } - if etm, ok := v.Interface().(encoding.TextMarshaler); ok { - text, err := etm.MarshalText() + if v.Type().Implements(textMarshalerType) { + text, err := v.Interface().(encoding.TextMarshaler).MarshalText() if err != nil { return err } |