Script to Upload Source and Source Maps to Bugsnag

upload_sourcemaps.js

/**
 * # Instructions
 * Run `BUGSNAG_KEY=vnjekfnvjkfeve APP_VERSION=1.0.0 PUBLIC_URL=https://example.com node upload_sourcemaps.js`
 * to upload all sources to Bugsnag. This is very useful if your source is behind a firewall and Bugnsag can't access it
 */

const path = require("path");
const upload = require("bugsnag-sourcemaps").upload;
const walkSync = require("walk-sync");

function BugsnagReactAppUploader(
  apiKey,
  appVersion,
  urlBasePath,
  debug = false
) {
  this.config = (filename) => {
    let baseConfig = {
      apiKey,
      overwrite: true,
      sourceMap: path.resolve(__dirname, `${filename}.map`),
      minifiedFile: path.resolve(__dirname, filename),
    };
    if (appVersion) baseConfig.appVersion = appVersion;
    if (urlBasePath)
      baseConfig.minifiedUrl =
        urlBasePath + "/" + filename.replace("build/", "");
    if (debug) console.log({ baseConfig });
    return baseConfig;
  };

  this.uploadFile = (filename) =>
    new upload(this.config(filename))
      .then(() => {
        console.log(`File ${filename} uploaded successfully`);
        return true;
      })
      .catch((err) => {
        console.error(`Failed to upload file ${filename}`, { err });
        process.exit(1);
      });

  this.upload = () => {
    // Run through the files in build folder
    const paths = walkSync("./", { globs: ["build/static/js/*.js"] });
    // Do a uploadFile for eachFile
    return Promise.all(paths.map((e) => this.uploadFile(e)));
  };
}

new BugsnagReactAppUploader(
  process.env.BUGSNAG_KEY,
  process.env.APP_VERSION,
  process.env.PUBLIC_URL
)
  .upload()
  .then(
    (arr) => console.log(`${arr.length} files uploaded successfully`),
    () => console.error("Failed to upload files")
  );