golang main 代码
文件路径：/test/typeparam/issue48185b.dir/main.go
// 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")
}),
}
}