ng-bundle-analyzer/transformers.js

Generate and display treemaps of Angular bundle.

const ONE_MB = 1000000;
const ONE_KB = 1000;

export function fromBytes(bytes) {
  if (bytes >= ONE_MB) {
    return `${Number((bytes / ONE_MB).toFixed(2))} MB`;
  }

  return `${Number((bytes / ONE_KB).toFixed(1))} KB`;
}

export function fromPath(path) {
  if (path.includes('/')) {
    return path.split('/').slice(-1)[0];
  }

  return path;
}

export function fromDate(date) {
  return date.toLocaleString('de', {
    day: '2-digit',
    month: '2-digit',
    year: 'numeric',
    hour: '2-digit',
    minute: '2-digit',
    second: '2-digit',
  });
}

export function fromMs(ms) {
  if (ms < 1000) {
    return `${ms} ms`;
  }

  return `${Number((ms / 1000).toFixed(2))} s`;
}