updatePackageVersions() — react Function Reference

Source Code

scripts/rollup/build-all-release-channels.js lines 402–459

function updatePackageVersions(
  modulesDir,
  versionsMap,
  defaultVersionIfNotFound,
  pinToExactVersion
) {
  for (const moduleName of fs.readdirSync(modulesDir)) {
    let version = versionsMap.get(moduleName);
    if (version === undefined) {
      // TODO: If the module is not in the version map, we should exclude it
      // from the build artifacts.
      version = defaultVersionIfNotFound;
    }
    const packageJSONPath = path.join(modulesDir, moduleName, 'package.json');
    const stats = fs.statSync(packageJSONPath);
    if (stats.isFile()) {
      const packageInfo = JSON.parse(fs.readFileSync(packageJSONPath));

      // Update version
      packageInfo.version = version;

      if (packageInfo.dependencies) {
        for (const dep of Object.keys(packageInfo.dependencies)) {
          const depVersion = versionsMap.get(dep);
          if (depVersion !== undefined) {
            packageInfo.dependencies[dep] = pinToExactVersion
              ? depVersion
              : '^' + depVersion;
          }
        }
      }
      if (packageInfo.peerDependencies) {
        if (
          !pinToExactVersion &&
          (moduleName === 'use-sync-external-store' ||
            moduleName === 'use-subscription')
        ) {
          // use-sync-external-store supports older versions of React, too, so
          // we don't override to the latest version. We should figure out some
          // better way to handle this.
          // TODO: Remove this special case.
        } else {
          for (const dep of Object.keys(packageInfo.peerDependencies)) {
            const depVersion = versionsMap.get(dep);
            if (depVersion !== undefined) {
              packageInfo.peerDependencies[dep] = pinToExactVersion
                ? depVersion
                : '^' + depVersion;
            }
          }
        }
      }

      // Write out updated package.json
      fs.writeFileSync(packageJSONPath, JSON.stringify(packageInfo, null, 2));
    }
  }
}