Function determinePackageManager

cli/src/config.ts:428–479

(
  rootDir: string,
  platformDir: any,
  nativeProjectDirAbs: string,
)

}

async function determinePackageManager(
  rootDir: string,
  platformDir: any,
  nativeProjectDirAbs: string,
): Promise<PackageManager> {
  if (existsSync(resolve(nativeProjectDirAbs, 'CapApp-SPM'))) {
    return 'SPM';
  }

  if (process.env.CAPACITOR_COCOAPODS_PATH) {
    return 'Cocoapods';
  }

  let gemfilePath = '';
  if (await pathExists(resolve(rootDir, 'Gemfile'))) {
    gemfilePath = resolve(rootDir, 'Gemfile');
  } else if (await pathExists(resolve(platformDir, 'Gemfile'))) {
    gemfilePath = resolve(platformDir, 'Gemfile');
  } else if (await pathExists(resolve(nativeProjectDirAbs, 'Gemfile'))) {
    gemfilePath = resolve(nativeProjectDirAbs, 'Gemfile');
  }

  const appSpecificGemfileExists = gemfilePath != '';

  // Multi-app projects might share a single global 'Gemfile' at the Git repository root directory.
  if (!appSpecificGemfileExists) {
    try {
      const output = await getCommandOutput('git', ['rev-parse', '--show-toplevel'], { cwd: rootDir });
      if (output != null) {
        gemfilePath = resolve(output, 'Gemfile');
      }
    } catch (e: any) {
      // Nothing
    }
  }

  try {
    const gemfileText = (await readFile(gemfilePath)).toString();
    if (!gemfileText) {
      return 'Cocoapods';
    }
    const cocoapodsInGemfile = new RegExp(/gem\s+['"]cocoapods/).test(gemfileText);

    if (cocoapodsInGemfile && (await isInstalled('bundle'))) {
      return 'bundler';
    } else {
      return 'Cocoapods';
    }
  } catch {
    return 'Cocoapods';
  }
}

function formatConfigTS(extConfig: ExternalConfig): string {
  // TODO: <reference> tags