bundlewatch/lib/app/getLocalFileDetails/getSize.js

Keep watch of your bundle size

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _fs = _interopRequireDefault(require("fs"));
var _gzipSize = _interopRequireDefault(require("gzip-size"));
var _logger = _interopRequireDefault(require("../../logger"));
var _ValidationError = _interopRequireDefault(require("../errors/ValidationError"));
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
const getBrotliSize = data => {
  let brotli;
  try {
    brotli = require('brotli-size'); // eslint-disable-line global-require
  } catch (e) {
    throw new _ValidationError.default(`'brotli-size' package has not been installed, please install package to use this compression type`);
  }
  return brotli.sync(data);
};
const getSize = ({
  filePath,
  compression
}) => {
  let data;
  try {
    data = _fs.default.readFileSync(filePath);
  } catch (error) {
    _logger.default.error(`Could not read file: ${filePath}}`, error);
    return null;
  }
  let size;
  switch (compression) {
    case 'gzip':
      size = _gzipSize.default.sync(data);
      break;
    case 'brotli':
      size = getBrotliSize(data);
      break;
    case 'none':
    default:
      size = Buffer.byteLength(data);
  }
  return size;
};
var _default = exports.default = getSize;