text: 'use strict';
  
  const fs = require('fs');
  
  const changes = [];
  
  const display = files => {
    console.log('\x1Bc');
    while (changes.length > 10) {
      changes.shift();
    }
    console.log('Changes:');
    for (const item of changes) {
      console.log(item.date.toISOString(), item.event, ':', item.file);
    }
    console.log('\nFiles:');
    for (const file of files) {
      console.log(file);
    }
  };
  
  const ls = path => {
    fs.readdir(path, (err, files) => {
      if (err) return;
      display(files);
    });
  };
  
  const watch = path => {
    fs.watch(path, (event, file) => {
      console.log('\x1Bc');
      changes.push({ date: new Date(), event, file });
      ls(path);
    });
  };
  
  const path = './';
  ls(path);
  watch(path);
  