Function main

js/bundle/src/cli.ts:143–191

()

}

export function main() {
  const options = readOptions();
  const errorMsg = validateOptions(options);
  if (errorMsg) {
    console.error(errorMsg);
    process.exit(1);
  }

  const version: FormatVersion =
    options.formatVersion === undefined
      ? DEFAULT_VERSION
      : options.formatVersion;

  const headerOverrides =
    options.headerOverride === undefined
      ? undefined
      : readHeaderOverridesFile(options.headerOverride);

  if (headerOverrides !== undefined && !isHeaders(headerOverrides)) {
    throw new Error(
      'Malformatted override headers: They should be an object of strings.'
    );
  }

  const builder = new BundleBuilder(version);

  switch (version) {
    case B1:
      builder.setPrimaryURL(options.primaryURL || options.baseURL);
      if (options.manifestURL) {
        builder.setManifestURL(options.manifestURL);
      }
      break;

    case B2:
      if (options.primaryURL) {
        builder.setPrimaryURL(options.primaryURL);
      }
      break;
  }

  addFilesRecursively(
    builder,
    options.baseURL || '',
    options.dir,
    headerOverrides
  );
  fs.writeFileSync(options.output, builder.createBundle());
}