Function verifyNgDevToolIsUpToDate

ng-dev/utils/version-check.ts:46–68

(workspacePath: string)

 * @returns a boolean indicating success or failure.
 */
export async function verifyNgDevToolIsUpToDate(workspacePath: string): Promise<boolean> {
  const packageJsonPath = path.join(workspacePath, workspaceRelativePackageJsonPath);
  const packageJson = JSON.parse(fs.readFileSync(packageJsonPath, 'utf-8'));
  // If we are operating in the actual dev-infra repo, always return `true`.
  if (packageJson.name === '@angular/build-tooling') {
    Log.debug('Skipping ng-dev version check as this is a locally generated version.');
    return true;
  }
  const expectedVersion = await getExpectedVersionFromPnpmLockUpstream();

  Log.debug('Checking ng-dev version in lockfile and in the running script:');
  Log.debug(`  Local: ${localVersion}`);
  Log.debug(`  Expected: ${expectedVersion}`);

  if (localVersion !== expectedVersion) {
    Log.warn('  ⚠   Your locally installed version of the `ng-dev` tool is outdated and not');
    Log.warn('      matching with the version in the `package.json` file.');
    Log.warn('      Re-install the dependencies to ensure you are using the correct version.');
    return false;
  }

  return true;
}

/** Retrieves the pnpm lock file from upstream on the primary branch and extracts the version. */
async function getExpectedVersionFromPnpmLockUpstream(): Promise<string> {