Upload Create React App sourcemaps to Bugsnag - Step 2

upload-sourcemap-to-bugsnag.js

const { upload } = require('bugsnag-sourcemaps');
const appVersion = require('./package.json').version;

/**
 * Uploads the source map with accompanying sources
 * @param sourceMap - single .map file
 * @returns {Promise<string>} - upload to Bugsnag
 */
function uploadSourceMap(sourceMap) {
  // Remove .map from the file to get the js filename
  const minifiedFile = sourceMap.replace('.map', '');

  // Remove absolute path to the static assets folder
  const minifiedFileRelativePath = minifiedFile.split('build/')[1];

  return upload({
    apiKey: process.env.REACT_APP_BUGSNAG_API_KEY,
    appVersion: appVersion,
    overwrite: true,
    minifiedUrl: `http*://${process.env.REACT_APP_SITE_HOSTNAME}/${minifiedFileRelativePath}`,
    sourceMap,
    minifiedFile,
    projectRoot: __dirname,
    uploadSources: true,
  });
}