porting

type Config struct {
	// Environment according to 'go env'
	//
	// Must not be nil
	GoEnv map[string]string

	// Build tags used for determining what files to use
	//
	BuildTags []string

	// Cache directory
	Cache string

	// Directory for importing in modules
	//
	ImportDir string

	// Dry Run
	//
	DryRun bool

	// Use VCS when importing modules
	//
	UseVCS bool

	// Verbose patch instructions
	//
	Verbose bool

	// Explicitly defined handlers for packages
	//
	Directives map[string]*direct.PackageDirective
}

type PatchError struct {
	PkgPath string

	Reason string

	Suggestion string
}