⚡️ Preliminary support for Pyrefly #902
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Pull Request Overview
This PR introduces preliminary support for the Pyrefly type checker by adding Pyrefly-specific type ignore comments throughout the codebase and configuring the necessary tooling. Pyrefly is Facebook's new type checker currently in alpha.
- Added Pyrefly configuration in pyproject.toml with sub-configurations for different file patterns
- Integrated Pyrefly into the CI/CD pipeline (tox, GitHub Actions, lefthook)
- Added type ignore comments for Pyrefly-specific errors across test files and stub files
Reviewed Changes
Copilot reviewed 33 out of 34 changed files in this pull request and generated 3 comments.
Show a summary per file
| File | Description |
|---|---|
| pyproject.toml | Added Pyrefly dependency and configuration settings |
| lefthook.yml | Added Pyrefly pre-commit hook |
| .github/workflows/ci.yml | Integrated Pyrefly checks into CI pipeline |
| README.md | Updated documentation to mention Pyrefly support |
| CONTRIBUTING.md | Updated example output to include Pyrefly |
| Multiple test files | Added # pyrefly: ignore comments for various error types |
| Multiple stub files | Added Pyrefly ignore comments for override and type alias issues |
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https://github.com/facebook/pyrefly