Test go files renamer with padding

renamer.go

package main

import (
	"fmt"
	"os"
	"path/filepath"
)

const (
	DirPath = "D:\\test"
)

func main() {
	var files []string

	err := filepath.Walk(DirPath, func(path string, info os.FileInfo, err error) error {
		if !info.IsDir() {
			files = append(files, path)
		}
		return nil
	})
	if err != nil {
		panic(err)
	}

	for _, file := range files {
		fmt.Println(file)
	}
}