text: package mfa
  
  import (
  	"fmt"
  
  	"github.com/golang/protobuf/proto"
  	"github.com/hashicorp/errwrap"
  )
  
  func (c *Config) Clone() (*Config, error) {
  	if c == nil {
  		return nil, fmt.Errorf("nil config")
  	}
  
  	marshaledConfig, err := proto.Marshal(c)
  	if err != nil {
  		return nil, errwrap.Wrapf("failed to marshal config: {{err}}", err)
  	}
  
  	var clonedConfig Config
  	err = proto.Unmarshal(marshaledConfig, &clonedConfig)
  	if err != nil {
  		return nil, errwrap.Wrapf("failed to unmarshal config: {{err}}", err)
  	}
  
  	return &clonedConfig, nil
  }
  