book-server/index.js

#!/usr/bin/env node 

const fs = require('fs')
function tree1(filePath,prefix){
	try{
		fs.accessSync(filePath)
		const fileStat = fs.statSync(filePath)
		if(fileStat.isFile())  return
		const files = fs.readdirSync(filePath)
		files.forEach((item,index)=> {
			if(index  === files.length-1) {
				console.log(`${prefix}└──${item}`)
			}else{
				console.log(`${prefix}├──${item}`)
			}
			tree1(filePath+'/'+files[index],'│   ')
			})
	}catch(e){
		console.log('error!')
	}
		
}

tree1('../../amp/xxxx/apache/','')