inquirer.js一個用戶與命令行交互的工具詳解

const inquirer = require('inquirer');

const promptList = [
 // 具體交互內容
];

inquirer.prompt(promptList).then(answers => {
 console.log(answers); // 返回的結果
})

const promptList = [{
 type: 'input',
 message: '設置一個用戶名:',
 name: 'name',
 default: "test_user" // 默認值
},{
 type: 'input',
 message: '請輸入手機號:',
 name: 'phone',
 validate: function(val) {
 if(val.match(/\d{11}/g)) { // 校驗位數
 return val;
 }
 return "請輸入11位數字";
 }
}];

const promptList = [{
 type: "confirm",
 message: "是否使用監聽？",
 name: "watch",
 prefix: "前綴"
},{
 type: "confirm",
 message: "是否進行文件過濾？",
 name: "filter",
 suffix: "后綴",
 when: function(answers) { // 當watch為true的時候才會提問當前問題
 return answers.watch
 }
}];

const promptList = [{
 type: 'list',
 message: '請選擇一種水果:',
 name: 'fruit',
 choices: [
 "Apple",
 "Pear",
 "Banana"
 ],
 filter: function (val) { // 使用filter將回答變為小寫
 return val.toLowerCase();
 }
}];

const promptList = [{
 type: 'rawlist',
 message: '請選擇一種水果:',
 name: 'fruit',
 choices: [
 "Apple",
 "Pear",
 "Banana"
 ]
}];

const promptList = [{
 type: "expand",
 message: "請選擇一種水果：",
 name: "fruit",
 choices: [
 {
 key: "a",
 name: "Apple",
 value: "apple"
 },
 {
 key: "O",
 name: "Orange",
 value: "orange"
 },
 {
 key: "p",
 name: "Pear",
 value: "pear"
 }
 ]
}];

const promptList = [{
 type: "checkbox",
 message: "選擇顏色:",
 name: "color",
 choices: [
 {
 name: "red"
 },
 new inquirer.Separator(), // 添加分隔符
 {
 name: "blur",
 checked: true // 默認選中
 },
 {
 name: "green"
 },
 new inquirer.Separator("--- 分隔符 ---"), // 自定義分隔符
 {
 name: "yellow"
 }
 ]
}];
// 或者下面這樣
const promptList = [{
 type: "checkbox",
 message: "選擇顏色:",
 name: "color",
 choices: [
 "red",
 "blur",
 "green",
 "yellow"
 ],
 pageSize: 2 // 設置行數
}];

const promptList = [{
 type: "password", // 密碼為密文輸入
 message: "請輸入密碼：",
 name: "pwd"
}];

const promptList = [{
 type: "editor",
 message: "請輸入備注：",
 name: "editor"
}];