Create JSON Wallet from Private Key and Password

createWalletFromPrivateKey.js

var Web3 = require('web3');
const fs = require('fs')
const inquirer = require('inquirer')
var questions = [
    {
      type: 'input',
      name: 'privateKey',
      message: "What is your privateKey?"
    },
    {
      type: 'input',
      name: 'password',
      message: "What is your password?"
    },
    {
      type: 'input',
      name: 'outputFile',
      message: "What is the output file name?"
    }
]
inquirer.prompt(questions).then(answers => {
    var web3 = new Web3(Web3.givenProvider);
    var JsonWallet = web3.eth.accounts.encrypt(answers['privateKey'], answers['password']);
    fs.writeFileSync(answers['outputFile'], JSON.stringify(JsonWallet));
})