Reliably find unused port to start extension backend http service on (#1451)

We start extension backend http server with port 0, which creates flakes
in flutter web tests. Find an unused port instead.

Closes: https://github.com/dart-lang/webdev/issues/1450
2 files changed
tree: 3a81132d5bc91c70b09fe25dd99c7c4fb1fe5030
  1. .github/
  2. dwds/
  3. example/
  4. fixtures/
  5. frontend_server_client/
  6. frontend_server_common/
  7. tool/
  8. webdev/
  9. .gitattributes
  10. .gitignore
  11. analysis_options.yaml
  12. AUTHORS
  13. CONTRIBUTING.md
  14. mono_repo.yaml
  15. README.md
README.md

Dart

dwds Pub Package

A service that proxies between the Chrome debug protocol and the Dart VM service protocol.

webdev Pub Package

A command-line tool for developing and deploying web applications with Dart.