type Options struct {
	Fragment  bool // Accept fragment of a source file (no package statement)
	AllErrors bool // Report all errors (not just the first 10 on different lines)


	// LocalPrefix is a comma-separated string of import path prefixes, which, if
	// set, instructs Process to sort the import paths with the given prefixes
	// into another group after 3rd-party packages.
	LocalPrefix string

	Comments  bool // Print comments (true if nil *Options provided)
	TabIndent bool // Use tabs for indent (true if nil *Options provided)
	TabWidth  int  // Tab width (8 if nil *Options provided)

	FormatOnly bool // Disable the insertion and deletion of imports
}

prefixes := []string{}
if LocalPrefix != "" {
	prefixes = append(prefixes, LocalPrefix)
}
if opts.LocalPrefix != "" {
	prefixes = append(prefixes, opts.LocalPrefix)
}

intopt := &intimp.Options{
	Env: &intimp.ProcessEnv{
		GocmdRunner: &gocommand.Runner{},
	},
	LocalPrefix: strings.Join(prefixes, ","),
	AllErrors:   opt.AllErrors,
	Comments:    opt.Comments,
	FormatOnly:  opt.FormatOnly,
	Fragment:    opt.Fragment,
	TabIndent:   opt.TabIndent,
	TabWidth:    opt.TabWidth,
}