showDir

package main

import (
        "fmt"
        "log"
        "os"
)

func showDir (path string, pfx string) {
    files, err := os.ReadDir(path)
    if err != nil {
            log.Fatal(err)
    }

    for _, fileOrDir := range files {
        fdName := fileOrDir.Name()
        fmt.Println(pfx + fdName)
        if fileOrDir.IsDir() {
            showDir(path + "/" + fdName, pfx + "\t")
        }

    }
}

func main() {
        showDir(".", "")
}