[ty] Batch changes to watched paths#24045
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MichaReiser merged 2 commits intomainfrom Mar 20, 2026
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MichaReiser
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Typing conformance resultsNo changes detected ✅Current numbersThe percentage of diagnostics emitted that were expected errors held steady at 85.29%. The percentage of expected errors that received a diagnostic held steady at 78.13%. The number of fully passing files held steady at 64/132. |
Memory usage reportMemory usage unchanged ✅ |
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MichaReiser
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Gankra,
carljm,
dcreager and
sharkdp
as code owners
carljm
approved these changes
Mar 20, 2026
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| if let Err(error) = watcher_paths.commit() { | ||
| tracing::warn!( | ||
| "Failed to apply file watcher updates: {error}. You have to restart Ruff after making changes to watched files or you might see stale results." |
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This is in ty_project -- should it mention Ruff here?
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Nope. I wanted to blame codex, but the warning message that I added when I first implemented this already mentioned Ruff.
carljm
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Mar 25, 2026
* main: [`flake8-bandit`] Check tuple arguments for partial paths in `S607` (#24080) [ty] Update Salsa (#24081) Update Rust toolchain to 1.94 and MSRV to 1.92 (#24076) [ty] Move ruffen-docs formatting config to a `ruff.toml` config file (#24074) [ty] `reveal_type` diagnostics in unreachable code (#24070) [ty] Improve keyword argument narrowing for nested dictionaries (#24010) [ty] Preserve blank lines between comments and imports in add-import action (#24066) [ty] Add diagnostic hint for invalid assignments involving invariant generics (#24032) Clarify `extend-ignore` and `extend-select` settings documentation (#24064) [ty] Batch changes to watched paths (#24045) replace deprecated `std::f64::EPSILON` with `f64::EPSILON` (#24067) [ty] Fix untracked reads in Salsa queries that can lead to backdating panics (#24051) [ty] Unions/intersections of gradual types should be assignable to `Never` (#24056) Fix incorrect path for ty_python_semantic in fuzzer (#24052) Bump 0.15.7 (#24049) [ty] ecosystem-analyzer: Fail on newly panicking projects (#24043) Don't show noqa hover for non-Python documents (#24040)
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Summary
The
file_watchingtests are notoriously slow on macOS. This PR improves the performance by:notify'spaths_mutAPI to batch changes to the watched paths.Test Plan
It wasn't uncommon that the file watcher tests take close to 10s to run:
Most file watching tests now complete in under 1 second: