// Copyright 2021 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package main import ( "./a" "fmt" ) func main() { _ = a.UnmarshalOptions1{ Unmarshalers: a.UnmarshalFuncV2(func(opts a.UnmarshalOptions1, dec *a.Decoder1, val *interface{}) (err error) { return fmt.Errorf("error") }), } }