@serwist/build/src/lib/get-file-size.ts

A module that integrates into your build process, helping you generate a manifest of local files that should be precached.

/*
  Copyright 2018 Google LLC

  Use of this source code is governed by an MIT-style
  license that can be found in the LICENSE file or at
  https://opensource.org/licenses/MIT.
*/

import fs from "node:fs";
import { errors } from "./errors.js";

export const getFileSize = (file: string): number | null => {
  try {
    const stat = fs.statSync(file);
    if (!stat.isFile()) {
      return null;
    }
    return stat.size;
  } catch (err) {
    throw new Error(`${errors["unable-to-get-file-size"]} '${err instanceof Error && err.message ? err.message : ""}'`);
  }
};