text: 'use strict';
  
  const crt = require('../crt.js');
  const utility = require('../utility.js');
  
  (async () => {
    crt.Save();
    utility.fillchar(0,0,79,24,'a');
    let k = await crt.ReadKey();
    crt.Restore();
    console.log(k);
  })().then(process.exit);
  