Unix File Path

const re = new RegExp("^(/[^/\\0]+)+/?$", "");
const input = "/home/user/documents";
const match = input.match(re);
console.log(match ? match[0] : null);

import re

pattern = re.compile(r"^(/[^/\0]+)+/?$")
input_text = "/home/user/documents"
for m in pattern.finditer(input_text):
    print(m.group(0))

package main

import (
	"fmt"
	"regexp"
)

func main() {
	re := regexp.MustCompile(`^(/[^/\0]+)+/?$`)
	input := `/home/user/documents`
	for _, match := range re.FindAllString(input, -1) {
		fmt.Println(match)
	}
}