MultiBar test from cli-progress npm module

test.js

import { MultiBar } from "cli-progress";

const files = {
  "eta.js        ": 187,
  "generic-bar.js": 589,
  "multi-bar.js  ": 5342,
  "options.js    ": 42,
  "single-bar.js ": 2123,
  "terminal.js   ": 4123,
};
const bars = [];
let a;

// create new container
const multibar = new MultiBar({
  format: ' {bar} | "{file}" | {value}/{total}',
  hideCursor: true,
  barCompleteChar: "\u2588",
  barIncompleteChar: "\u2591",

  // only the bars will be cleared, not the logged content
  clearOnComplete: true,
  stopOnComplete: true,

  // important! redraw everything to avoid "empty" completed bars
  forceRedraw: true,
});

console.log("Downloading files..\n");

// add bars
for (const filename in files) {
  const size = files[filename];
  a = multibar.create(size, 0, { file: filename });
  bars.push(a);
}

console.log(multibar);

const timer = setInterval(function () {
  // increment
  for (let i = 0; i < bars.length; i++) {
    const bar = bars[i];

    // download complete ?
    if (bar.value < bar.total) {
      bar.increment();
    }
  }

  // progress bar running ?
  // check "isActive" property in case you've enabled "stopOnComplete" !
  if (multibar.isActive === false) {
    clearInterval(timer);

    multibar.stop();
    console.log("Download complete!");
  }
}, 3);

let numMessages = 0;

const loggingTimer = setInterval(function () {
  // don't forget to add a linebreak !!!
  multibar.log(
    `[${new Date().toString()}] I'm logging message #${numMessages++}\n`
  );
}, 1500);