node custom command line tool
This time I will bring you the node custom command line tool. What are the precautions for the node custom command line tool? The following is a practical case, let’s take a look.
1. Implement a simple function
##2. Environment
1. System: window 102.
Editor: vscode3.node version: 8.7.0
3. Start playing
1. Open the command line and create a new pa'ckage.jsonnpm init
{ "name": "my-cli", "version": "1.0.0", "description": "", "main": "index.js", "bin": { // 增加bin属性 "auto": "./bin/cli.js" // 左边的crp是定义的命令行的名字,可以自己随便取, 右边是命令行输入 crp 时会执行的文件(一定要在bin文件夹下) }, "scripts": { }, "keywords": [], "author": "", "license": "ISC" }
console.log('hello world')
npm link
#! /usr/bin/env node const fs = require('fs') const exec = require('child_process').exec var args = process.argv.slice(2) // 可以通过process.argv这里获得你输入的参数 //读取内容(在当前的目录下新建template文件夹和加入一个template.vue的模板) var content = fs.readFileSync('./template/template.vue') //生成内容 fs.writeFileSync(args[0], content) // 使用vscode打开 exec('code ' + args[0])
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