Rework tracking of variables in scope while summarizing expressions.

The new formulation allows easy popping of variables when leaving
nested scopes.  This should make it easier to support "for" collection
elements that declare variables.

Change-Id: Ib1a3f5085287573de99298eca772ce631837fc04
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/97287
Reviewed-by: Konstantin Shcheglov <scheglov@google.com>
Commit-Queue: Paul Berry <paulberry@google.com>
1 file changed
tree: a4a1fa6274c9762721c1e1babedf94bd6aad8b84
  1. .github/
  2. build/
  3. client/
  4. docs/
  5. pkg/
  6. runtime/
  7. samples/
  8. samples-dev/
  9. sdk/
  10. tests/
  11. third_party/
  12. tools/
  13. utils/
  14. .clang-format
  15. .gitattributes
  16. .gitconfig
  17. .gitignore
  18. .gn
  19. .mailmap
  20. .packages
  21. .vpython
  22. AUTHORS
  23. BUILD.gn
  24. CHANGELOG.md
  25. codereview.settings
  26. CONTRIBUTING.md
  27. DEPS
  28. LICENSE
  29. PATENTS
  30. PRESUBMIT.py
  31. README.dart-sdk
  32. README.md
  33. WATCHLISTS
README.md

Dart

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