You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: config_flags_test.go
    path of file: ./repos/flyte/flyteplugins/go/tasks/plugins/testing
    
    the code of the file until where you have to start completion: // Code generated by go generate; DO NOT EDIT.
// This file was generated by robots.

package testing

import (
	"encoding/json"
	"fmt"
	"reflect"
	"strings"
	"testing"

	"github.com/mitchellh/mapstructure"
	"github.com/stretchr/testify/assert"
)

    
func jsonUnmarshalerHookConfig(_, to reflect.Type, data interface{}) (interface{}, error) {
	unmarshalerType := reflect.TypeOf((*json.Unmarshaler)(nil)).Elem()
	if to.Implements(unmarshalerType) || reflect.PtrTo(to).Implements(unmarshalerType) ||
		(canGetElementConfig(to.Kind()) && to.Elem().Implements(unmarshalerType)) {

		raw, err := json.Marshal(data)
		if err != nil {
			fmt.Printf("Failed to marshal Data: %v. Error: %v. Skipping jsonUnmarshalHook", data, err)
			return data, nil
		}

		res := reflect.New(to).Interface()
		err = json.Unmarshal(raw, &res)
		if err != nil {
			fmt.Printf("Failed to umarshal Data: %v. Error: %v. Skipping jsonUnmarshalHook", data, err)
			return data, nil
		}

		return res, nil
	}

	return data, nil
}