Address review comments

## Summary

Pull in https://github.com/hauntsaninja/mypy_primer/pull/169

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,8 +1,9 @@
 <!--
-Thank you for contributing to Ruff! To help us out with reviewing, please consider the following:
+Thank you for contributing to Ruff/ty! To help us out with reviewing, please consider the following:
 
 - Does this pull request include a summary of the change? (See below.)
-- Does this pull request include a descriptive title?
+- Does this pull request include a descriptive title? (Please prefix with `[ty]` for ty pull
+  requests.)
 - Does this pull request include references to any relevant issues?
 -->
 

.github/workflows/build-docker.yml

@@ -40,7 +40,7 @@ jobs:
 
       - uses: docker/setup-buildx-action@b5ca514318bd6ebac0fb2aedd5d36ec1b5c232a2 # v3
 
-      - uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3
+      - uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3.4.0
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
@@ -79,7 +79,7 @@ jobs:
       # Adapted from https://docs.docker.com/build/ci/github-actions/multi-platform/
       - name: Build and push by digest
         id: build
-        uses: docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1 # v6
+        uses: docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1 # v6.16.0
         with:
           context: .
           platforms: ${{ matrix.platform }}
@@ -131,7 +131,7 @@ jobs:
             type=pep440,pattern={{ version }},value=${{ fromJson(inputs.plan).announcement_tag }}
             type=pep440,pattern={{ major }}.{{ minor }},value=${{ fromJson(inputs.plan).announcement_tag }}
 
-      - uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3
+      - uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3.4.0
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
@@ -169,7 +169,7 @@ jobs:
     steps:
       - uses: docker/setup-buildx-action@b5ca514318bd6ebac0fb2aedd5d36ec1b5c232a2 # v3
 
-      - uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3
+      - uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3.4.0
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
@@ -231,7 +231,7 @@ jobs:
             ${{ env.TAG_PATTERNS }}
 
       - name: Build and push
-        uses: docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1 # v6
+        uses: docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1 # v6.16.0
         with:
           context: .
           platforms: linux/amd64,linux/arm64
@@ -276,7 +276,7 @@ jobs:
             type=pep440,pattern={{ version }},value=${{ fromJson(inputs.plan).announcement_tag }}
             type=pep440,pattern={{ major }}.{{ minor }},value=${{ fromJson(inputs.plan).announcement_tag }}
 
-      - uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3
+      - uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3.4.0
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}

.github/workflows/ci.yaml

@@ -239,11 +239,11 @@ jobs:
       - name: "Install mold"
         uses: rui314/setup-mold@e16410e7f8d9e167b74ad5697a9089a35126eb50 # v1
       - name: "Install cargo nextest"
-        uses: taiki-e/install-action@86c23eed46c17b80677df6d8151545ce3e236c61 # v2
+        uses: taiki-e/install-action@83254c543806f3224380bf1001d6fac8feaf2d0b # v2
         with:
           tool: cargo-nextest
       - name: "Install cargo insta"
-        uses: taiki-e/install-action@86c23eed46c17b80677df6d8151545ce3e236c61 # v2
+        uses: taiki-e/install-action@83254c543806f3224380bf1001d6fac8feaf2d0b # v2
         with:
           tool: cargo-insta
       - name: ty mdtests (GitHub annotations)
@@ -297,11 +297,11 @@ jobs:
       - name: "Install mold"
         uses: rui314/setup-mold@e16410e7f8d9e167b74ad5697a9089a35126eb50 # v1
       - name: "Install cargo nextest"
-        uses: taiki-e/install-action@86c23eed46c17b80677df6d8151545ce3e236c61 # v2
+        uses: taiki-e/install-action@83254c543806f3224380bf1001d6fac8feaf2d0b # v2
         with:
           tool: cargo-nextest
       - name: "Install cargo insta"
-        uses: taiki-e/install-action@86c23eed46c17b80677df6d8151545ce3e236c61 # v2
+        uses: taiki-e/install-action@83254c543806f3224380bf1001d6fac8feaf2d0b # v2
         with:
           tool: cargo-insta
       - name: "Run tests"
@@ -324,7 +324,7 @@ jobs:
       - name: "Install Rust toolchain"
         run: rustup show
       - name: "Install cargo nextest"
-        uses: taiki-e/install-action@86c23eed46c17b80677df6d8151545ce3e236c61 # v2
+        uses: taiki-e/install-action@83254c543806f3224380bf1001d6fac8feaf2d0b # v2
         with:
           tool: cargo-nextest
       - name: "Run tests"
@@ -407,11 +407,11 @@ jobs:
       - name: "Install mold"
         uses: rui314/setup-mold@e16410e7f8d9e167b74ad5697a9089a35126eb50 # v1
       - name: "Install cargo nextest"
-        uses: taiki-e/install-action@86c23eed46c17b80677df6d8151545ce3e236c61 # v2
+        uses: taiki-e/install-action@83254c543806f3224380bf1001d6fac8feaf2d0b # v2
         with:
           tool: cargo-nextest
       - name: "Install cargo insta"
-        uses: taiki-e/install-action@86c23eed46c17b80677df6d8151545ce3e236c61 # v2
+        uses: taiki-e/install-action@83254c543806f3224380bf1001d6fac8feaf2d0b # v2
         with:
           tool: cargo-insta
       - name: "Run tests"
@@ -437,7 +437,7 @@ jobs:
       - name: "Install Rust toolchain"
         run: rustup show
       - name: "Install cargo-binstall"
-        uses: cargo-bins/cargo-binstall@63aaa5c1932cebabc34eceda9d92a70215dcead6 # v1.12.3
+        uses: cargo-bins/cargo-binstall@13f9d60d5358393bf14644dba56d9f123bc5d595 # v1.12.4
         with:
           tool: cargo-fuzz@0.11.2
       - name: "Install cargo-fuzz"
@@ -692,7 +692,7 @@ jobs:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           persist-credentials: false
-      - uses: cargo-bins/cargo-binstall@63aaa5c1932cebabc34eceda9d92a70215dcead6 # v1.12.3
+      - uses: cargo-bins/cargo-binstall@13f9d60d5358393bf14644dba56d9f123bc5d595 # v1.12.4
       - run: cargo binstall --no-confirm cargo-shear
       - run: cargo shear
 
@@ -908,7 +908,7 @@ jobs:
         run: rustup show
 
       - name: "Install codspeed"
-        uses: taiki-e/install-action@86c23eed46c17b80677df6d8151545ce3e236c61 # v2
+        uses: taiki-e/install-action@83254c543806f3224380bf1001d6fac8feaf2d0b # v2
         with:
           tool: cargo-codspeed
 

.github/workflows/mypy_primer.yaml

@@ -69,7 +69,7 @@ jobs:
           echo "Project selector: $PRIMER_SELECTOR"
           # Allow the exit code to be 0 or 1, only fail for actual mypy_primer crashes/bugs
           uvx \
-            --from="git+https://github.com/hauntsaninja/mypy_primer@4b15cf3b07db69db67bbfaebfffb2a8a28040933" \
+            --from="git+https://github.com/hauntsaninja/mypy_primer@968b2b61c05f84462d6fcc78d2f5205bbb8b98c2" \
             mypy_primer \
             --repo ruff \
             --type-checker ty \

.pre-commit-config.yaml

@@ -5,7 +5,7 @@ exclude: |
     .github/workflows/release.yml|
     crates/ty_vendored/vendor/.*|
     crates/ty_project/resources/.*|
-    crates/ty/docs/rules.md|
+    crates/ty/docs/(configuration|rules|cli).md|
     crates/ruff_benchmark/resources/.*|
     crates/ruff_linter/resources/.*|
     crates/ruff_linter/src/rules/.*/snapshots/.*|
@@ -80,7 +80,7 @@ repos:
         pass_filenames: false # This makes it a lot faster
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.11.8
+    rev: v0.11.9
     hooks:
       - id: ruff-format
       - id: ruff
@@ -98,7 +98,7 @@ repos:
   # zizmor detects security vulnerabilities in GitHub Actions workflows.
   # Additional configuration for the tool is found in `.github/zizmor.yml`
   - repo: https://github.com/woodruffw/zizmor-pre-commit
-    rev: v1.6.0
+    rev: v1.7.0
     hooks:
       - id: zizmor
 

CHANGELOG.md

@@ -1,5 +1,37 @@
 # Changelog
 
+## 0.11.9
+
+### Preview features
+
+- Default to latest supported Python version for version-related syntax errors ([#17529](https://github.com/astral-sh/ruff/pull/17529))
+- Implement deferred annotations for Python 3.14 ([#17658](https://github.com/astral-sh/ruff/pull/17658))
+- \[`airflow`\] Fix `SQLTableCheckOperator` typo (`AIR302`) ([#17946](https://github.com/astral-sh/ruff/pull/17946))
+- \[`airflow`\] Remove `airflow.utils.dag_parsing_context.get_parsing_context` (`AIR301`) ([#17852](https://github.com/astral-sh/ruff/pull/17852))
+- \[`airflow`\] Skip attribute check in try catch block (`AIR301`) ([#17790](https://github.com/astral-sh/ruff/pull/17790))
+- \[`flake8-bandit`\] Mark tuples of string literals as trusted input in `S603` ([#17801](https://github.com/astral-sh/ruff/pull/17801))
+- \[`isort`\] Check full module path against project root(s) when categorizing first-party imports ([#16565](https://github.com/astral-sh/ruff/pull/16565))
+- \[`ruff`\] Add new rule `in-empty-collection` (`RUF060`) ([#16480](https://github.com/astral-sh/ruff/pull/16480))
+
+### Bug fixes
+
+- Fix missing `combine` call for `lint.typing-extensions` setting ([#17823](https://github.com/astral-sh/ruff/pull/17823))
+- \[`flake8-async`\] Fix module name in `ASYNC110`, `ASYNC115`, and `ASYNC116` fixes ([#17774](https://github.com/astral-sh/ruff/pull/17774))
+- \[`pyupgrade`\] Add spaces between tokens as necessary to avoid syntax errors in `UP018` autofix ([#17648](https://github.com/astral-sh/ruff/pull/17648))
+- \[`refurb`\] Fix false positive for float and complex numbers in `FURB116` ([#17661](https://github.com/astral-sh/ruff/pull/17661))
+- [parser] Flag single unparenthesized generator expr with trailing comma in arguments. ([#17893](https://github.com/astral-sh/ruff/pull/17893))
+
+### Documentation
+
+- Add instructions on how to upgrade to a newer Rust version ([#17928](https://github.com/astral-sh/ruff/pull/17928))
+- Update code of conduct email address ([#17875](https://github.com/astral-sh/ruff/pull/17875))
+- Add fix safety sections to `PLC2801`, `PLR1722`, and `RUF013` ([#17825](https://github.com/astral-sh/ruff/pull/17825), [#17826](https://github.com/astral-sh/ruff/pull/17826), [#17759](https://github.com/astral-sh/ruff/pull/17759))
+- Add link to `check-typed-exception` from `S110` and `S112` ([#17786](https://github.com/astral-sh/ruff/pull/17786))
+
+### Other changes
+
+- Allow passing a virtual environment to `ruff analyze graph` ([#17743](https://github.com/astral-sh/ruff/pull/17743))
+
 ## 0.11.8
 
 ### Preview features

CONTRIBUTING.md

@@ -2,6 +2,11 @@
 
 Welcome! We're happy to have you here. Thank you in advance for your contribution to Ruff.
 
+> [!NOTE]
+>
+> This guide is for Ruff. If you're looking to contribute to ty, please see [the ty contributing
+> guide](https://github.com/astral-sh/ruff/blob/main/crates/ty/CONTRIBUTING.md).
+
 ## The Basics
 
 Ruff welcomes contributions in the form of pull requests.

Cargo.lock

@@ -334,9 +334,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.5.37"
+version = "4.5.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eccb054f56cbd38340b380d4a8e69ef1f02f1af43db2f0cc817a4774d80ae071"
+checksum = "ed93b9805f8ba930df42c2590f05453d5ec36cbb85d018868a5b24d31f6ac000"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -344,9 +344,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.5.37"
+version = "4.5.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "efd9466fac8543255d3b1fcad4762c5e116ffe808c8a3043d4263cd4fd4862a2"
+checksum = "379026ff283facf611b0ea629334361c4211d1b12ee01024eec1591133b04120"
 dependencies = [
  "anstream",
  "anstyle",
@@ -409,7 +409,7 @@ version = "4.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8c41dc435a7b98e4608224bbf65282309f5403719df9113621b30f8b6f74e2f4"
 dependencies = [
- "nix",
+ "nix 0.29.0",
  "terminfo",
  "thiserror 2.0.12",
  "which",
@@ -478,7 +478,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "117725a109d387c937a1533ce01b450cbde6b88abceea8473c4d7a85853cda3c"
 dependencies = [
  "lazy_static",
- "windows-sys 0.48.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -487,7 +487,7 @@ version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fde0e0ec90c9dfb3b4b1a0891a7dcd0e2bffde2f7efed5fe7c9bb00e5bfb915e"
 dependencies = [
- "windows-sys 0.48.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -681,11 +681,11 @@ dependencies = [
 
 [[package]]
 name = "ctrlc"
-version = "3.4.6"
+version = "3.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "697b5419f348fd5ae2478e8018cb016c00a5881c7f46c717de98ffd135a5651c"
+checksum = "46f93780a459b7d656ef7f071fe699c4d3d2cb201c4b24d085b6ddc505276e73"
 dependencies = [
- "nix",
+ "nix 0.30.1",
  "windows-sys 0.59.0",
 ]
 
@@ -1057,9 +1057,9 @@ dependencies = [
 
 [[package]]
 name = "getrandom"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73fea8450eea4bac3940448fb7ae50d91f034f941199fcd9d909a5a07aa455f0"
+checksum = "26145e563e54f2cadc477553f1ec5ee650b00862f0a58bcd12cbdc5f0ea2d2f4"
 dependencies = [
  "cfg-if",
  "js-sys",
@@ -1539,9 +1539,9 @@ checksum = "4a5f13b858c8d314ee3e8f639011f7ccefe71f97f96e50151fb991f267928e2c"
 
 [[package]]
 name = "jiff"
-version = "0.2.12"
+version = "0.2.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d07d8d955d798e7a4d6f9c58cd1f1916e790b42b092758a9ef6e16fef9f1b3fd"
+checksum = "f02000660d30638906021176af16b17498bd0d12813dbfe7b276d8bc7f3c0806"
 dependencies = [
  "jiff-static",
  "jiff-tzdb-platform",
@@ -1554,9 +1554,9 @@ dependencies = [
 
 [[package]]
 name = "jiff-static"
-version = "0.2.12"
+version = "0.2.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f244cfe006d98d26f859c7abd1318d85327e1882dc9cef80f62daeeb0adcf300"
+checksum = "f3c30758ddd7188629c6713fc45d1188af4f44c90582311d0c8d8c9907f60c48"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1771,6 +1771,15 @@ dependencies = [
  "url",
 ]
 
+[[package]]
+name = "markdown"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a5cab8f2cadc416a82d2e783a1946388b31654d391d1c7d92cc1f03e295b1deb"
+dependencies = [
+ "unicode-id",
+]
+
 [[package]]
 name = "matchers"
 version = "0.1.0"
@@ -1871,6 +1880,18 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "nix"
+version = "0.30.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "74523f3a35e05aba87a1d978330aef40f67b0304ac79c1c00b294c9830543db6"
+dependencies = [
+ "bitflags 2.9.0",
+ "cfg-if",
+ "cfg_aliases",
+ "libc",
+]
+
 [[package]]
 name = "nom"
 version = "7.1.3"
@@ -2449,7 +2470,7 @@ version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "99d9a13982dcf210057a8a78572b2217b667c3beacbf3a0d8b454f6f82837d38"
 dependencies = [
- "getrandom 0.3.2",
+ "getrandom 0.3.3",
 ]
 
 [[package]]
@@ -2549,7 +2570,7 @@ dependencies = [
 
 [[package]]
 name = "ruff"
-version = "0.11.8"
+version = "0.11.9"
 dependencies = [
  "anyhow",
  "argfile",
@@ -2583,6 +2604,7 @@ dependencies = [
  "ruff_linter",
  "ruff_macros",
  "ruff_notebook",
+ "ruff_options_metadata",
  "ruff_python_ast",
  "ruff_python_formatter",
  "ruff_python_parser",
@@ -2701,6 +2723,7 @@ dependencies = [
  "indoc",
  "itertools 0.14.0",
  "libcst",
+ "markdown",
  "pretty_assertions",
  "rayon",
  "regex",
@@ -2709,6 +2732,7 @@ dependencies = [
  "ruff_formatter",
  "ruff_linter",
  "ruff_notebook",
+ "ruff_options_metadata",
  "ruff_python_ast",
  "ruff_python_codegen",
  "ruff_python_formatter",
@@ -2725,6 +2749,7 @@ dependencies = [
  "tracing",
  "tracing-indicatif",
  "tracing-subscriber",
+ "ty",
  "ty_project",
  "url",
 ]
@@ -2786,7 +2811,7 @@ dependencies = [
 
 [[package]]
 name = "ruff_linter"
-version = "0.11.8"
+version = "0.11.9"
 dependencies = [
  "aho-corasick",
  "anyhow",
@@ -2876,6 +2901,13 @@ dependencies = [
  "uuid",
 ]
 
+[[package]]
+name = "ruff_options_metadata"
+version = "0.0.0"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "ruff_python_ast"
 version = "0.0.0"
@@ -3114,11 +3146,11 @@ dependencies = [
 
 [[package]]
 name = "ruff_wasm"
-version = "0.11.8"
+version = "0.11.9"
 dependencies = [
  "console_error_panic_hook",
  "console_log",
- "getrandom 0.3.2",
+ "getrandom 0.3.3",
  "js-sys",
  "log",
  "ruff_formatter",
@@ -3162,6 +3194,7 @@ dependencies = [
  "ruff_graph",
  "ruff_linter",
  "ruff_macros",
+ "ruff_options_metadata",
  "ruff_python_ast",
  "ruff_python_formatter",
  "ruff_python_semantic",
@@ -3198,6 +3231,12 @@ version = "2.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "357703d41365b4b27c590e3ed91eabb1b663f07c4c084095e60cbed4362dff0d"
 
+[[package]]
+name = "rustc-stable-hash"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "781442f29170c5c93b7185ad559492601acdc71d5bb0706f5868094f45cfcd08"
+
 [[package]]
 name = "rustix"
 version = "0.38.44"
@@ -3239,7 +3278,7 @@ checksum = "28d3b2b1366ec20994f1fd18c3c594f05c5dd4bc44d8bb0c1c632c8d6829481f"
 [[package]]
 name = "salsa"
 version = "0.21.1"
-source = "git+https://github.com/salsa-rs/salsa.git?rev=2c869364a9592d06fdf45c422e1e4a7265a8fe8a#2c869364a9592d06fdf45c422e1e4a7265a8fe8a"
+source = "git+https://github.com/salsa-rs/salsa.git?rev=7edce6e248f35c8114b4b021cdb474a3fb2813b3#7edce6e248f35c8114b4b021cdb474a3fb2813b3"
 dependencies = [
  "boxcar",
  "compact_str",
@@ -3262,12 +3301,12 @@ dependencies = [
 [[package]]
 name = "salsa-macro-rules"
 version = "0.21.1"
-source = "git+https://github.com/salsa-rs/salsa.git?rev=2c869364a9592d06fdf45c422e1e4a7265a8fe8a#2c869364a9592d06fdf45c422e1e4a7265a8fe8a"
+source = "git+https://github.com/salsa-rs/salsa.git?rev=7edce6e248f35c8114b4b021cdb474a3fb2813b3#7edce6e248f35c8114b4b021cdb474a3fb2813b3"
 
 [[package]]
 name = "salsa-macros"
 version = "0.21.1"
-source = "git+https://github.com/salsa-rs/salsa.git?rev=2c869364a9592d06fdf45c422e1e4a7265a8fe8a#2c869364a9592d06fdf45c422e1e4a7265a8fe8a"
+source = "git+https://github.com/salsa-rs/salsa.git?rev=7edce6e248f35c8114b4b021cdb474a3fb2813b3#7edce6e248f35c8114b4b021cdb474a3fb2813b3"
 dependencies = [
  "heck",
  "proc-macro2",
@@ -3604,7 +3643,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7437ac7763b9b123ccf33c338a5cc1bac6f69b45a136c19bdd8a65e3916435bf"
 dependencies = [
  "fastrand",
- "getrandom 0.3.2",
+ "getrandom 0.3.3",
  "once_cell",
  "rustix 1.0.2",
  "windows-sys 0.59.0",
@@ -3963,6 +4002,7 @@ dependencies = [
  "crossbeam",
  "ctrlc",
  "filetime",
+ "indicatif",
  "insta",
  "insta-cmd",
  "jiff",
@@ -4015,6 +4055,7 @@ dependencies = [
  "ruff_cache",
  "ruff_db",
  "ruff_macros",
+ "ruff_options_metadata",
  "ruff_python_ast",
  "ruff_python_formatter",
  "ruff_text_size",
@@ -4118,6 +4159,7 @@ dependencies = [
  "ruff_source_file",
  "ruff_text_size",
  "rustc-hash 2.1.1",
+ "rustc-stable-hash",
  "salsa",
  "serde",
  "smallvec",
@@ -4145,7 +4187,7 @@ version = "0.0.0"
 dependencies = [
  "console_error_panic_hook",
  "console_log",
- "getrandom 0.3.2",
+ "getrandom 0.3.3",
  "js-sys",
  "log",
  "ruff_db",
@@ -4221,6 +4263,12 @@ dependencies = [
  "unic-common",
 ]
 
+[[package]]
+name = "unicode-id"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "10103c57044730945224467c09f71a4db0071c123a0648cc3e818913bde6b561"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.18"
@@ -4324,7 +4372,7 @@ version = "1.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "458f7a779bf54acc9f347480ac654f68407d3aab21269a6e3c9f922acd9e2da9"
 dependencies = [
- "getrandom 0.3.2",
+ "getrandom 0.3.3",
  "js-sys",
  "rand 0.9.1",
  "uuid-macro-internal",
@@ -4597,7 +4645,7 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf221c93e13a30d793f7645a0e7762c55d169dbb0a49671918a2319d289b10bb"
 dependencies = [
- "windows-sys 0.48.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]

Cargo.toml

@@ -23,6 +23,7 @@ ruff_index = { path = "crates/ruff_index" }
 ruff_linter = { path = "crates/ruff_linter" }
 ruff_macros = { path = "crates/ruff_macros" }
 ruff_notebook = { path = "crates/ruff_notebook" }
+ruff_options_metadata = { path = "crates/ruff_options_metadata" }
 ruff_python_ast = { path = "crates/ruff_python_ast" }
 ruff_python_codegen = { path = "crates/ruff_python_codegen" }
 ruff_python_formatter = { path = "crates/ruff_python_formatter" }
@@ -37,6 +38,7 @@ ruff_source_file = { path = "crates/ruff_source_file" }
 ruff_text_size = { path = "crates/ruff_text_size" }
 ruff_workspace = { path = "crates/ruff_workspace" }
 
+ty = { path = "crates/ty" }
 ty_ide = { path = "crates/ty_ide" }
 ty_project = { path = "crates/ty_project", default-features = false }
 ty_python_semantic = { path = "crates/ty_python_semantic" }
@@ -123,8 +125,9 @@ rand = { version = "0.9.0" }
 rayon = { version = "1.10.0" }
 regex = { version = "1.10.2" }
 rustc-hash = { version = "2.0.0" }
+rustc-stable-hash = { version = "0.1.2" }
 # When updating salsa, make sure to also update the revision in `fuzz/Cargo.toml`
-salsa = { git = "https://github.com/salsa-rs/salsa.git", rev = "2c869364a9592d06fdf45c422e1e4a7265a8fe8a" }
+salsa = { git = "https://github.com/salsa-rs/salsa.git", rev = "7edce6e248f35c8114b4b021cdb474a3fb2813b3" }
 schemars = { version = "0.8.16" }
 seahash = { version = "4.1.0" }
 serde = { version = "1.0.197", features = ["derive"] }
@@ -182,7 +185,7 @@ wild = { version = "2" }
 zip = { version = "0.6.6", default-features = false }
 
 [workspace.metadata.cargo-shear]
-ignored = ["getrandom"]
+ignored = ["getrandom", "ruff_options_metadata"]
 
 
 [workspace.lints.rust]

README.md

@@ -149,8 +149,8 @@ curl -LsSf https://astral.sh/ruff/install.sh | sh
 powershell -c "irm https://astral.sh/ruff/install.ps1 | iex"
 
 # For a specific version.
-curl -LsSf https://astral.sh/ruff/0.11.8/install.sh | sh
-powershell -c "irm https://astral.sh/ruff/0.11.8/install.ps1 | iex"
+curl -LsSf https://astral.sh/ruff/0.11.9/install.sh | sh
+powershell -c "irm https://astral.sh/ruff/0.11.9/install.ps1 | iex"
 ```
 
 You can also install Ruff via [Homebrew](https://formulae.brew.sh/formula/ruff), [Conda](https://anaconda.org/conda-forge/ruff),
@@ -183,7 +183,7 @@ Ruff can also be used as a [pre-commit](https://pre-commit.com/) hook via [`ruff
 ```yaml
 - repo: https://github.com/astral-sh/ruff-pre-commit
   # Ruff version.
-  rev: v0.11.8
+  rev: v0.11.9
   hooks:
     # Run the linter.
     - id: ruff
@@ -255,7 +255,7 @@ indent-width = 4
 target-version = "py39"
 
 [lint]
-# Enable Pyflakes (`F`) and a subset of the pycodestyle (`E`)  codes by default.
+# Enable Pyflakes (`F`) and a subset of the pycodestyle (`E`) codes by default.
 select = ["E4", "E7", "E9", "F"]
 ignore = []
 

crates/ruff/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ruff"
-version = "0.11.8"
+version = "0.11.9"
 publish = true
 authors = { workspace = true }
 edition = { workspace = true }
@@ -20,6 +20,7 @@ ruff_graph = { workspace = true, features = ["serde", "clap"] }
 ruff_linter = { workspace = true, features = ["clap"] }
 ruff_macros = { workspace = true }
 ruff_notebook = { workspace = true }
+ruff_options_metadata = { workspace = true, features = ["serde"] }
 ruff_python_ast = { workspace = true }
 ruff_python_formatter = { workspace = true }
 ruff_python_parser = { workspace = true }
@@ -83,7 +84,7 @@ dist = true
 [target.'cfg(target_os = "windows")'.dependencies]
 mimalloc = { workspace = true }
 
-[target.'cfg(all(not(target_os = "windows"), not(target_os = "openbsd"), not(target_os = "aix"), any(target_arch = "x86_64", target_arch = "aarch64", target_arch = "powerpc64")))'.dependencies]
+[target.'cfg(all(not(target_os = "windows"), not(target_os = "openbsd"), not(target_os = "aix"), not(target_os = "android"), any(target_arch = "x86_64", target_arch = "aarch64", target_arch = "powerpc64")))'.dependencies]
 tikv-jemallocator = { workspace = true }
 
 [lints]

crates/ruff/src/args.rs

@@ -22,12 +22,12 @@ use ruff_linter::settings::types::{
     PythonVersion, UnsafeFixes,
 };
 use ruff_linter::{RuleParser, RuleSelector, RuleSelectorParser};
+use ruff_options_metadata::{OptionEntry, OptionsMetadata};
 use ruff_python_ast as ast;
 use ruff_source_file::{LineIndex, OneIndexed, PositionEncoding};
 use ruff_text_size::TextRange;
 use ruff_workspace::configuration::{Configuration, RuleSelection};
 use ruff_workspace::options::{Options, PycodestyleOptions};
-use ruff_workspace::options_base::{OptionEntry, OptionsMetadata};
 use ruff_workspace::resolver::ConfigurationTransformer;
 use rustc_hash::FxHashMap;
 use toml;

crates/ruff/src/commands/completions/config.rs

@@ -2,10 +2,8 @@ use clap::builder::{PossibleValue, TypedValueParser, ValueParserFactory};
 use itertools::Itertools;
 use std::str::FromStr;
 
-use ruff_workspace::{
-    options::Options,
-    options_base::{OptionField, OptionSet, OptionsMetadata, Visit},
-};
+use ruff_options_metadata::{OptionField, OptionSet, OptionsMetadata, Visit};
+use ruff_workspace::options::Options;
 
 #[derive(Default)]
 struct CollectOptionsVisitor {

crates/ruff/src/commands/config.rs

@@ -2,8 +2,8 @@ use anyhow::{anyhow, Result};
 
 use crate::args::HelpFormat;
 
+use ruff_options_metadata::OptionsMetadata;
 use ruff_workspace::options::Options;
-use ruff_workspace::options_base::OptionsMetadata;
 
 #[expect(clippy::print_stdout)]
 pub(crate) fn config(key: Option<&str>, format: HelpFormat) -> Result<()> {

crates/ruff/src/main.rs

@@ -15,6 +15,7 @@ static GLOBAL: mimalloc::MiMalloc = mimalloc::MiMalloc;
     not(target_os = "windows"),
     not(target_os = "openbsd"),
     not(target_os = "aix"),
+    not(target_os = "android"),
     any(
         target_arch = "x86_64",
         target_arch = "aarch64",

crates/ruff_benchmark/benches/ty.rs

@@ -301,6 +301,62 @@ fn benchmark_many_string_assignments(criterion: &mut Criterion) {
     });
 }
 
+fn benchmark_many_tuple_assignments(criterion: &mut Criterion) {
+    setup_rayon();
+
+    criterion.bench_function("ty_micro[many_tuple_assignments]", |b| {
+        b.iter_batched_ref(
+            || {
+                // This is a micro benchmark, but it is effectively identical to a code sample
+                // observed in https://github.com/astral-sh/ty/issues/362
+                setup_micro_case(
+                    r#"
+                    def flag() -> bool:
+                        return True
+
+                    t = ()
+                    if flag():
+                        t += (1,)
+                    if flag():
+                        t += (2,)
+                    if flag():
+                        t += (3,)
+                    if flag():
+                        t += (4,)
+                    if flag():
+                        t += (5,)
+                    if flag():
+                        t += (6,)
+                    if flag():
+                        t += (7,)
+                    if flag():
+                        t += (8,)
+                    if flag():
+                        t += (9,)
+                    if flag():
+                        t += (10,)
+                    if flag():
+                        t += (11,)
+
+                    # Perform some kind of operation on the union type
+                    print(1 in t)
+                    "#,
+                )
+            },
+            |case| {
+                let Case { db, .. } = case;
+                let result = db.check().unwrap();
+                assert_eq!(result.len(), 0);
+            },
+            BatchSize::SmallInput,
+        );
+    });
+}
+
 criterion_group!(check_file, benchmark_cold, benchmark_incremental);
-criterion_group!(micro, benchmark_many_string_assignments);
+criterion_group!(
+    micro,
+    benchmark_many_string_assignments,
+    benchmark_many_tuple_assignments
+);
 criterion_main!(check_file, micro);

crates/ruff_db/src/diagnostic/mod.rs

@@ -2,7 +2,6 @@ use std::{fmt::Formatter, sync::Arc};
 
 use render::{FileResolver, Input};
 use ruff_source_file::{SourceCode, SourceFile};
-use thiserror::Error;
 
 use ruff_annotate_snippets::Level as AnnotateLevel;
 use ruff_text_size::{Ranged, TextRange};
@@ -613,40 +612,19 @@ impl DiagnosticId {
         code.split_once(':').map(|(_, rest)| rest)
     }
 
-    /// Returns `true` if this `DiagnosticId` matches the given name.
+    /// Returns a concise description of this diagnostic ID.
     ///
-    /// ## Examples
-    /// ```
-    /// use ruff_db::diagnostic::DiagnosticId;
-    ///
-    /// assert!(DiagnosticId::Io.matches("io"));
-    /// assert!(DiagnosticId::lint("test").matches("lint:test"));
-    /// assert!(!DiagnosticId::lint("test").matches("test"));
-    /// ```
-    pub fn matches(&self, expected_name: &str) -> bool {
-        match self.as_str() {
-            Ok(id) => id == expected_name,
-            Err(DiagnosticAsStrError::Category { category, name }) => expected_name
-                .strip_prefix(category)
-                .and_then(|prefix| prefix.strip_prefix(":"))
-                .is_some_and(|rest| rest == name),
-        }
-    }
-
-    pub fn as_str(&self) -> Result<&str, DiagnosticAsStrError> {
-        Ok(match self {
+    /// Note that this doesn't include the lint's category. It
+    /// only includes the lint's name.
+    pub fn as_str(&self) -> &str {
+        match self {
             DiagnosticId::Panic => "panic",
             DiagnosticId::Io => "io",
             DiagnosticId::InvalidSyntax => "invalid-syntax",
-            DiagnosticId::Lint(name) => {
-                return Err(DiagnosticAsStrError::Category {
-                    category: "lint",
-                    name: name.as_str(),
-                })
-            }
+            DiagnosticId::Lint(name) => name.as_str(),
             DiagnosticId::RevealedType => "revealed-type",
             DiagnosticId::UnknownRule => "unknown-rule",
-        })
+        }
     }
 
     pub fn is_invalid_syntax(&self) -> bool {
@@ -654,26 +632,9 @@ impl DiagnosticId {
     }
 }
 
-#[derive(Copy, Clone, Debug, Eq, PartialEq, Error)]
-pub enum DiagnosticAsStrError {
-    /// The id can't be converted to a string because it belongs to a sub-category.
-    #[error("id from a sub-category: {category}:{name}")]
-    Category {
-        /// The id's category.
-        category: &'static str,
-        /// The diagnostic id in this category.
-        name: &'static str,
-    },
-}
-
 impl std::fmt::Display for DiagnosticId {
     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
-        match self.as_str() {
-            Ok(name) => f.write_str(name),
-            Err(DiagnosticAsStrError::Category { category, name }) => {
-                write!(f, "{category}:{name}")
-            }
-        }
+        write!(f, "{}", self.as_str())
     }
 }
 

crates/ruff_db/src/diagnostic/render.rs

@@ -140,7 +140,6 @@ impl std::fmt::Display for DisplayDiagnostic<'_> {
 /// both.)
 #[derive(Debug)]
 struct Resolved<'a> {
-    id: String,
     diagnostics: Vec<ResolvedDiagnostic<'a>>,
 }
 
@@ -152,14 +151,12 @@ impl<'a> Resolved<'a> {
         for sub in &diag.inner.subs {
             diagnostics.push(ResolvedDiagnostic::from_sub_diagnostic(resolver, sub));
         }
-        let id = diag.inner.id.to_string();
-        Resolved { id, diagnostics }
+        Resolved { diagnostics }
     }
 
     /// Creates a value that is amenable to rendering directly.
     fn to_renderable(&self, context: usize) -> Renderable<'_> {
         Renderable {
-            id: &self.id,
             diagnostics: self
                 .diagnostics
                 .iter()
@@ -177,6 +174,7 @@ impl<'a> Resolved<'a> {
 #[derive(Debug)]
 struct ResolvedDiagnostic<'a> {
     severity: Severity,
+    id: Option<String>,
     message: String,
     annotations: Vec<ResolvedAnnotation<'a>>,
 }
@@ -197,20 +195,11 @@ impl<'a> ResolvedDiagnostic<'a> {
                 ResolvedAnnotation::new(path, &diagnostic_source, ann)
             })
             .collect();
-        let message = if diag.inner.message.as_str().is_empty() {
-            diag.inner.id.to_string()
-        } else {
-            // TODO: See the comment on `Renderable::id` for
-            // a plausible better idea than smushing the ID
-            // into the diagnostic message.
-            format!(
-                "{id}: {message}",
-                id = diag.inner.id,
-                message = diag.inner.message.as_str(),
-            )
-        };
+        let id = Some(diag.inner.id.to_string());
+        let message = diag.inner.message.as_str().to_string();
         ResolvedDiagnostic {
             severity: diag.inner.severity,
+            id,
             message,
             annotations,
         }
@@ -233,6 +222,7 @@ impl<'a> ResolvedDiagnostic<'a> {
             .collect();
         ResolvedDiagnostic {
             severity: diag.inner.severity,
+            id: None,
             message: diag.inner.message.as_str().to_string(),
             annotations,
         }
@@ -299,6 +289,7 @@ impl<'a> ResolvedDiagnostic<'a> {
             .sort_by(|snips1, snips2| snips1.has_primary.cmp(&snips2.has_primary).reverse());
         RenderableDiagnostic {
             severity: self.severity,
+            id: self.id.as_deref(),
             message: &self.message,
             snippets_by_input,
         }
@@ -378,20 +369,6 @@ impl<'a> ResolvedAnnotation<'a> {
 /// renderable value. This is usually the lifetime of `Resolved`.
 #[derive(Debug)]
 struct Renderable<'r> {
-    // TODO: This is currently unused in the rendering logic below. I'm not
-    // 100% sure yet where I want to put it, but I like what `rustc` does:
-    //
-    //     error[E0599]: no method named `sub_builder` <..snip..>
-    //
-    // I believe in order to do this, we'll need to patch it in to
-    // `ruff_annotate_snippets` though. We leave it here for now with that plan
-    // in mind.
-    //
-    // (At time of writing, 2025-03-13, we currently render the diagnostic
-    // ID into the main message of the parent diagnostic. We don't use this
-    // specific field to do that though.)
-    #[expect(dead_code)]
-    id: &'r str,
     diagnostics: Vec<RenderableDiagnostic<'r>>,
 }
 
@@ -400,6 +377,12 @@ struct Renderable<'r> {
 struct RenderableDiagnostic<'r> {
     /// The severity of the diagnostic.
     severity: Severity,
+    /// The ID of the diagnostic. The ID can usually be used on the CLI or in a
+    /// config file to change the severity of a lint.
+    ///
+    /// An ID is always present for top-level diagnostics and always absent for
+    /// sub-diagnostics.
+    id: Option<&'r str>,
     /// The message emitted with the diagnostic, before any snippets are
     /// rendered.
     message: &'r str,
@@ -420,7 +403,11 @@ impl RenderableDiagnostic<'_> {
                 .iter()
                 .map(|snippet| snippet.to_annotate(path))
         });
-        level.title(self.message).snippets(snippets)
+        let mut message = level.title(self.message);
+        if let Some(id) = self.id {
+            message = message.id(id);
+        }
+        message.snippets(snippets)
     }
 }
 
@@ -799,7 +786,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:5:1
           |
         3 | canary
@@ -823,7 +810,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        warning: lint:test-diagnostic: main diagnostic message
+        warning[test-diagnostic]: main diagnostic message
          --> animals:5:1
           |
         3 | canary
@@ -843,7 +830,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        info: lint:test-diagnostic: main diagnostic message
+        info[test-diagnostic]: main diagnostic message
          --> animals:5:1
           |
         3 | canary
@@ -870,7 +857,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:1:1
           |
         1 | aardvark
@@ -889,7 +876,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:1:1
           |
         1 | aardvark
@@ -910,7 +897,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> non-ascii:5:1
           |
         3 | ΔΔΔΔΔΔΔΔΔΔΔΔ
@@ -929,7 +916,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> non-ascii:2:2
           |
         1 | ☃☃☃☃☃☃☃☃☃☃☃☃
@@ -953,7 +940,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:5:1
           |
         4 | dog
@@ -970,7 +957,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:5:1
           |
         5 | elephant
@@ -985,7 +972,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:1:1
           |
         1 | aardvark
@@ -1002,7 +989,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
           --> animals:11:1
            |
          9 | inchworm
@@ -1019,7 +1006,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
           --> animals:5:1
            |
          1 | aardvark
@@ -1052,7 +1039,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
           --> animals:1:1
            |
          1 | aardvark
@@ -1096,7 +1083,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:1:1
           |
         1 | aardvark
@@ -1121,7 +1108,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:1:1
           |
         1 | aardvark
@@ -1149,7 +1136,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:1:1
           |
         1 | aardvark
@@ -1177,7 +1164,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:1:1
           |
         1 | aardvark
@@ -1202,7 +1189,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
           --> animals:1:1
            |
          1 | aardvark
@@ -1233,7 +1220,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
           --> animals:1:1
            |
          1 | aardvark
@@ -1271,7 +1258,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> spacey-animals:8:1
           |
         7 | dog
@@ -1288,7 +1275,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
           --> spacey-animals:12:1
            |
         11 | gorilla
@@ -1306,7 +1293,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
           --> spacey-animals:13:1
            |
         11 | gorilla
@@ -1346,7 +1333,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> spacey-animals:3:1
           |
         3 | beetle
@@ -1375,7 +1362,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:3:1
           |
         1 | aardvark
@@ -1412,7 +1399,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:3:1
           |
         1 | aardvark
@@ -1449,7 +1436,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:3:1
           |
         1 | aardvark
@@ -1477,7 +1464,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:3:1
           |
         1 | aardvark
@@ -1513,7 +1500,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:3:1
           |
         1 | aardvark
@@ -1552,7 +1539,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:3:1
           |
         1 | aardvark
@@ -1600,7 +1587,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:3:1
           |
         1 | aardvark
@@ -1636,7 +1623,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:5:1
           |
         3 |   canary
@@ -1659,7 +1646,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:5:1
           |
         3 |   canary
@@ -1679,7 +1666,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:5:1
           |
         3 |   canary
@@ -1699,7 +1686,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
           --> animals:5:4
            |
          3 |   canary
@@ -1721,7 +1708,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
           --> animals:5:4
            |
          3 |   canary
@@ -1753,7 +1740,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:4:1
           |
         2 |    beetle
@@ -1782,7 +1769,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:4:1
           |
         2 |    beetle
@@ -1813,7 +1800,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:5:1
           |
         3 |    canary
@@ -1848,7 +1835,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:5:1
           |
         3 |    canary
@@ -1876,7 +1863,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:5:1
           |
         3 |    canary
@@ -1908,7 +1895,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:5:3
           |
         3 | canary
@@ -1930,7 +1917,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:5:3
           |
         3 | canary
@@ -1963,7 +1950,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
           --> animals:8:1
            |
          6 | finch
@@ -2003,7 +1990,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> animals:5:1
           |
         5 | elephant
@@ -2047,7 +2034,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
          --> fruits:1:1
           |
         1 | apple
@@ -2082,7 +2069,7 @@ watermelon
         insta::assert_snapshot!(
             env.render(&diag),
             @r"
-        error: lint:test-diagnostic: main diagnostic message
+        error[test-diagnostic]: main diagnostic message
           --> animals:11:1
            |
         11 | kangaroo

crates/ruff_db/src/files.rs

@@ -277,7 +277,7 @@ impl std::panic::RefUnwindSafe for Files {}
 #[salsa::input]
 pub struct File {
     /// The path of the file (immutable).
-    #[return_ref]
+    #[returns(ref)]
     pub path: FilePath,
 
     /// The unix permissions of the file. Only supported on unix systems. Always `None` on Windows

crates/ruff_db/src/files/file_root.rs

@@ -19,8 +19,8 @@ use crate::Db;
 #[salsa::input(debug)]
 pub struct FileRoot {
     /// The path of a root is guaranteed to never change.
-    #[return_ref]
-    path_buf: SystemPathBuf,
+    #[returns(deref)]
+    pub path: SystemPathBuf,
 
     /// The kind of the root at the time of its creation.
     kind_at_time_of_creation: FileRootKind,
@@ -32,10 +32,6 @@ pub struct FileRoot {
 }
 
 impl FileRoot {
-    pub fn path(self, db: &dyn Db) -> &SystemPath {
-        self.path_buf(db)
-    }
-
     pub fn durability(self, db: &dyn Db) -> salsa::Durability {
         self.kind_at_time_of_creation(db).durability()
     }

crates/ruff_db/src/parsed.rs

@@ -20,7 +20,7 @@ use crate::Db;
 /// reflected in the changed AST offsets.
 /// The other reason is that Ruff's AST doesn't implement `Eq` which Sala requires
 /// for determining if a query result is unchanged.
-#[salsa::tracked(return_ref, no_eq)]
+#[salsa::tracked(returns(ref), no_eq)]
 pub fn parsed_module(db: &dyn Db, file: File) -> ParsedModule {
     let _span = tracing::trace_span!("parsed_module", ?file).entered();
 

crates/ruff_dev/Cargo.toml

@@ -11,12 +11,14 @@ repository = { workspace = true }
 license = { workspace = true }
 
 [dependencies]
+ty = { workspace = true }
 ty_project = { workspace = true, features = ["schemars"] }
 ruff = { workspace = true }
 ruff_diagnostics = { workspace = true }
 ruff_formatter = { workspace = true }
 ruff_linter = { workspace = true, features = ["schemars"] }
 ruff_notebook = { workspace = true }
+ruff_options_metadata = { workspace = true }
 ruff_python_ast = { workspace = true }
 ruff_python_codegen = { workspace = true }
 ruff_python_formatter = { workspace = true }
@@ -31,6 +33,7 @@ imara-diff = { workspace = true }
 indicatif = { workspace = true }
 itertools = { workspace = true }
 libcst = { workspace = true }
+markdown = { version = "1.0.0" }
 pretty_assertions = { workspace = true }
 rayon = { workspace = true }
 regex = { workspace = true }

crates/ruff_dev/src/generate_all.rs

@@ -3,7 +3,8 @@
 use anyhow::Result;
 
 use crate::{
-    generate_cli_help, generate_docs, generate_json_schema, generate_ty_rules, generate_ty_schema,
+    generate_cli_help, generate_docs, generate_json_schema, generate_ty_cli_reference,
+    generate_ty_options, generate_ty_rules, generate_ty_schema,
 };
 
 pub(crate) const REGENERATE_ALL_COMMAND: &str = "cargo dev generate-all";
@@ -40,6 +41,8 @@ pub(crate) fn main(args: &Args) -> Result<()> {
     generate_docs::main(&generate_docs::Args {
         dry_run: args.mode.is_dry_run(),
     })?;
+    generate_ty_options::main(&generate_ty_options::Args { mode: args.mode })?;
     generate_ty_rules::main(&generate_ty_rules::Args { mode: args.mode })?;
+    generate_ty_cli_reference::main(&generate_ty_cli_reference::Args { mode: args.mode })?;
     Ok(())
 }

crates/ruff_dev/src/generate_cli_help.rs

@@ -1,5 +1,4 @@
 //! Generate CLI help.
-#![allow(clippy::print_stdout)]
 
 use std::path::PathBuf;
 use std::{fs, str};

crates/ruff_dev/src/generate_docs.rs

@@ -1,5 +1,4 @@
 //! Generate Markdown documentation for applicable rules.
-#![allow(clippy::print_stdout, clippy::print_stderr)]
 
 use std::collections::HashSet;
 use std::fmt::Write as _;
@@ -13,8 +12,8 @@ use strum::IntoEnumIterator;
 
 use ruff_diagnostics::FixAvailability;
 use ruff_linter::registry::{Linter, Rule, RuleNamespace};
+use ruff_options_metadata::{OptionEntry, OptionsMetadata};
 use ruff_workspace::options::Options;
-use ruff_workspace::options_base::{OptionEntry, OptionsMetadata};
 
 use crate::ROOT_DIR;
 

crates/ruff_dev/src/generate_json_schema.rs

@@ -1,5 +1,3 @@
-#![allow(clippy::print_stdout, clippy::print_stderr)]
-
 use std::fs;
 use std::path::PathBuf;
 

crates/ruff_dev/src/generate_options.rs

@@ -4,9 +4,9 @@
 use itertools::Itertools;
 use std::fmt::Write;
 
+use ruff_options_metadata::{OptionField, OptionSet, OptionsMetadata, Visit};
 use ruff_python_trivia::textwrap;
 use ruff_workspace::options::Options;
-use ruff_workspace::options_base::{OptionField, OptionSet, OptionsMetadata, Visit};
 
 pub(crate) fn generate() -> String {
     let mut output = String::new();

crates/ruff_dev/src/generate_rules_table.rs

@@ -11,8 +11,8 @@ use strum::IntoEnumIterator;
 use ruff_diagnostics::FixAvailability;
 use ruff_linter::registry::{Linter, Rule, RuleNamespace};
 use ruff_linter::upstream_categories::UpstreamCategoryAndPrefix;
+use ruff_options_metadata::OptionsMetadata;
 use ruff_workspace::options::Options;
-use ruff_workspace::options_base::OptionsMetadata;
 
 const FIX_SYMBOL: &str = "🛠️";
 const PREVIEW_SYMBOL: &str = "🧪";

crates/ruff_dev/src/generate_ty_cli_reference.rs

@@ -0,0 +1,334 @@
+//! Generate a Markdown-compatible reference for the ty command-line interface.
+use std::cmp::max;
+use std::path::PathBuf;
+
+use anyhow::{bail, Result};
+use clap::{Command, CommandFactory};
+use itertools::Itertools;
+use pretty_assertions::StrComparison;
+
+use crate::generate_all::{Mode, REGENERATE_ALL_COMMAND};
+use crate::ROOT_DIR;
+
+use ty::Cli;
+
+const SHOW_HIDDEN_COMMANDS: &[&str] = &["generate-shell-completion"];
+
+#[derive(clap::Args)]
+pub(crate) struct Args {
+    #[arg(long, default_value_t, value_enum)]
+    pub(crate) mode: Mode,
+}
+
+pub(crate) fn main(args: &Args) -> Result<()> {
+    let reference_string = generate();
+    let filename = "crates/ty/docs/cli.md";
+    let reference_path = PathBuf::from(ROOT_DIR).join(filename);
+
+    match args.mode {
+        Mode::DryRun => {
+            println!("{reference_string}");
+        }
+        Mode::Check => {
+            match std::fs::read_to_string(reference_path) {
+                Ok(current) => {
+                    if current == reference_string {
+                        println!("Up-to-date: {filename}");
+                    } else {
+                        let comparison = StrComparison::new(&current, &reference_string);
+                        bail!("{filename} changed, please run `{REGENERATE_ALL_COMMAND}`:\n{comparison}");
+                    }
+                }
+                Err(err) if err.kind() == std::io::ErrorKind::NotFound => {
+                    bail!("{filename} not found, please run `{REGENERATE_ALL_COMMAND}`");
+                }
+                Err(err) => {
+                    bail!("{filename} changed, please run `{REGENERATE_ALL_COMMAND}`:\n{err}");
+                }
+            }
+        }
+        Mode::Write => match std::fs::read_to_string(&reference_path) {
+            Ok(current) => {
+                if current == reference_string {
+                    println!("Up-to-date: {filename}");
+                } else {
+                    println!("Updating: {filename}");
+                    std::fs::write(reference_path, reference_string.as_bytes())?;
+                }
+            }
+            Err(err) if err.kind() == std::io::ErrorKind::NotFound => {
+                println!("Updating: {filename}");
+                std::fs::write(reference_path, reference_string.as_bytes())?;
+            }
+            Err(err) => {
+                bail!("{filename} changed, please run `cargo dev generate-cli-reference`:\n{err}");
+            }
+        },
+    }
+
+    Ok(())
+}
+
+fn generate() -> String {
+    let mut output = String::new();
+
+    let mut ty = Cli::command();
+
+    // It is very important to build the command before beginning inspection or subcommands
+    // will be missing all of the propagated options.
+    ty.build();
+
+    let mut parents = Vec::new();
+
+    output.push_str("# CLI Reference\n\n");
+    generate_command(&mut output, &ty, &mut parents);
+
+    output
+}
+
+#[allow(clippy::format_push_string)]
+fn generate_command<'a>(output: &mut String, command: &'a Command, parents: &mut Vec<&'a Command>) {
+    if command.is_hide_set() && !SHOW_HIDDEN_COMMANDS.contains(&command.get_name()) {
+        return;
+    }
+
+    // Generate the command header.
+    let name = if parents.is_empty() {
+        command.get_name().to_string()
+    } else {
+        format!(
+            "{} {}",
+            parents.iter().map(|cmd| cmd.get_name()).join(" "),
+            command.get_name()
+        )
+    };
+
+    // Display the top-level `ty` command at the same level as its children
+    let level = max(2, parents.len() + 1);
+    output.push_str(&format!("{} {name}\n\n", "#".repeat(level)));
+
+    // Display the command description.
+    if let Some(about) = command.get_long_about().or_else(|| command.get_about()) {
+        output.push_str(&about.to_string());
+        output.push_str("\n\n");
+    }
+
+    // Display the usage
+    {
+        // This appears to be the simplest way to get rendered usage from Clap,
+        // it is complicated to render it manually. It's annoying that it
+        // requires a mutable reference but it doesn't really matter.
+        let mut command = command.clone();
+        output.push_str("<h3 class=\"cli-reference\">Usage</h3>\n\n");
+        output.push_str(&format!(
+            "```\n{}\n```",
+            command
+                .render_usage()
+                .to_string()
+                .trim_start_matches("Usage: "),
+        ));
+        output.push_str("\n\n");
+    }
+
+    if command.get_name() == "help" {
+        return;
+    }
+
+    // Display a list of child commands
+    let mut subcommands = command.get_subcommands().peekable();
+    let has_subcommands = subcommands.peek().is_some();
+    if has_subcommands {
+        output.push_str("<h3 class=\"cli-reference\">Commands</h3>\n\n");
+        output.push_str("<dl class=\"cli-reference\">");
+
+        for subcommand in subcommands {
+            if subcommand.is_hide_set() {
+                continue;
+            }
+            let subcommand_name = format!("{name} {}", subcommand.get_name());
+            output.push_str(&format!(
+                "<dt><a href=\"#{}\"><code>{subcommand_name}</code></a></dt>",
+                subcommand_name.replace(' ', "-")
+            ));
+            if let Some(about) = subcommand.get_about() {
+                output.push_str(&format!(
+                    "<dd>{}</dd>\n",
+                    markdown::to_html(&about.to_string())
+                ));
+            }
+        }
+
+        output.push_str("</dl>\n\n");
+    }
+
+    // Do not display options for commands with children
+    if !has_subcommands {
+        let name_key = name.replace(' ', "-");
+
+        // Display positional arguments
+        let mut arguments = command
+            .get_positionals()
+            .filter(|arg| !arg.is_hide_set())
+            .peekable();
+
+        if arguments.peek().is_some() {
+            output.push_str("<h3 class=\"cli-reference\">Arguments</h3>\n\n");
+            output.push_str("<dl class=\"cli-reference\">");
+
+            for arg in arguments {
+                let id = format!("{name_key}--{}", arg.get_id());
+                output.push_str(&format!("<dt id=\"{id}\">"));
+                output.push_str(&format!(
+                    "<a href=\"#{id}\"><code>{}</code></a>",
+                    arg.get_id().to_string().to_uppercase(),
+                ));
+                output.push_str("</dt>");
+                if let Some(help) = arg.get_long_help().or_else(|| arg.get_help()) {
+                    output.push_str("<dd>");
+                    output.push_str(&format!("{}\n", markdown::to_html(&help.to_string())));
+                    output.push_str("</dd>");
+                }
+            }
+
+            output.push_str("</dl>\n\n");
+        }
+
+        // Display options and flags
+        let mut options = command
+            .get_arguments()
+            .filter(|arg| !arg.is_positional())
+            .filter(|arg| !arg.is_hide_set())
+            .sorted_by_key(|arg| arg.get_id())
+            .peekable();
+
+        if options.peek().is_some() {
+            output.push_str("<h3 class=\"cli-reference\">Options</h3>\n\n");
+            output.push_str("<dl class=\"cli-reference\">");
+            for opt in options {
+                let Some(long) = opt.get_long() else { continue };
+                let id = format!("{name_key}--{long}");
+
+                output.push_str(&format!("<dt id=\"{id}\">"));
+                output.push_str(&format!("<a href=\"#{id}\"><code>--{long}</code></a>"));
+                for long_alias in opt.get_all_aliases().into_iter().flatten() {
+                    output.push_str(&format!(", <code>--{long_alias}</code>"));
+                }
+                if let Some(short) = opt.get_short() {
+                    output.push_str(&format!(", <code>-{short}</code>"));
+                }
+                for short_alias in opt.get_all_short_aliases().into_iter().flatten() {
+                    output.push_str(&format!(", <code>-{short_alias}</code>"));
+                }
+
+                // Re-implements private `Arg::is_takes_value_set` used in `Command::get_opts`
+                if opt
+                    .get_num_args()
+                    .unwrap_or_else(|| 1.into())
+                    .takes_values()
+                {
+                    if let Some(values) = opt.get_value_names() {
+                        for value in values {
+                            output.push_str(&format!(
+                                " <i>{}</i>",
+                                value.to_lowercase().replace('_', "-")
+                            ));
+                        }
+                    }
+                }
+                output.push_str("</dt>");
+                if let Some(help) = opt.get_long_help().or_else(|| opt.get_help()) {
+                    output.push_str("<dd>");
+                    output.push_str(&format!("{}\n", markdown::to_html(&help.to_string())));
+                    emit_env_option(opt, output);
+                    emit_default_option(opt, output);
+                    emit_possible_options(opt, output);
+                    output.push_str("</dd>");
+                }
+            }
+
+            output.push_str("</dl>");
+        }
+
+        output.push_str("\n\n");
+    }
+
+    parents.push(command);
+
+    // Recurse to all of the subcommands.
+    for subcommand in command.get_subcommands() {
+        generate_command(output, subcommand, parents);
+    }
+
+    parents.pop();
+}
+
+fn emit_env_option(opt: &clap::Arg, output: &mut String) {
+    if opt.is_hide_env_set() {
+        return;
+    }
+    if let Some(env) = opt.get_env() {
+        output.push_str(&markdown::to_html(&format!(
+            "May also be set with the `{}` environment variable.",
+            env.to_string_lossy()
+        )));
+    }
+}
+
+fn emit_default_option(opt: &clap::Arg, output: &mut String) {
+    if opt.is_hide_default_value_set() || !opt.get_num_args().expect("built").takes_values() {
+        return;
+    }
+
+    let values = opt.get_default_values();
+    if !values.is_empty() {
+        let value = format!(
+            "\n[default: {}]",
+            opt.get_default_values()
+                .iter()
+                .map(|s| s.to_string_lossy())
+                .join(",")
+        );
+        output.push_str(&markdown::to_html(&value));
+    }
+}
+
+fn emit_possible_options(opt: &clap::Arg, output: &mut String) {
+    if opt.is_hide_possible_values_set() {
+        return;
+    }
+
+    let values = opt.get_possible_values();
+    if !values.is_empty() {
+        let value = format!(
+            "\nPossible values:\n{}",
+            values
+                .into_iter()
+                .filter(|value| !value.is_hide_set())
+                .map(|value| {
+                    let name = value.get_name();
+                    value.get_help().map_or_else(
+                        || format!(" - `{name}`"),
+                        |help| format!(" - `{name}`:  {help}"),
+                    )
+                })
+                .collect_vec()
+                .join("\n"),
+        );
+        output.push_str(&markdown::to_html(&value));
+    }
+}
+
+#[cfg(test)]
+mod tests {
+
+    use anyhow::Result;
+
+    use crate::generate_all::Mode;
+
+    use super::{main, Args};
+
+    #[test]
+    fn ty_cli_reference_is_up_to_date() -> Result<()> {
+        main(&Args { mode: Mode::Check })
+    }
+}

crates/ruff_dev/src/generate_ty_options.rs

@@ -0,0 +1,257 @@
+//! Generate a Markdown-compatible listing of configuration options for `pyproject.toml`.
+
+use anyhow::bail;
+use itertools::Itertools;
+use pretty_assertions::StrComparison;
+use std::{fmt::Write, path::PathBuf};
+
+use ruff_options_metadata::{OptionField, OptionSet, OptionsMetadata, Visit};
+use ty_project::metadata::Options;
+
+use crate::{
+    generate_all::{Mode, REGENERATE_ALL_COMMAND},
+    ROOT_DIR,
+};
+
+#[derive(clap::Args)]
+pub(crate) struct Args {
+    /// Write the generated table to stdout (rather than to `crates/ty/docs/configuration.md`).
+    #[arg(long, default_value_t, value_enum)]
+    pub(crate) mode: Mode,
+}
+
+pub(crate) fn main(args: &Args) -> anyhow::Result<()> {
+    let mut output = String::new();
+    let file_name = "crates/ty/docs/configuration.md";
+    let markdown_path = PathBuf::from(ROOT_DIR).join(file_name);
+
+    generate_set(
+        &mut output,
+        Set::Toplevel(Options::metadata()),
+        &mut Vec::new(),
+    );
+
+    match args.mode {
+        Mode::DryRun => {
+            println!("{output}");
+        }
+        Mode::Check => {
+            let current = std::fs::read_to_string(&markdown_path)?;
+            if output == current {
+                println!("Up-to-date: {file_name}",);
+            } else {
+                let comparison = StrComparison::new(&current, &output);
+                bail!("{file_name} changed, please run `{REGENERATE_ALL_COMMAND}`:\n{comparison}",);
+            }
+        }
+        Mode::Write => {
+            let current = std::fs::read_to_string(&markdown_path)?;
+            if current == output {
+                println!("Up-to-date: {file_name}",);
+            } else {
+                println!("Updating: {file_name}",);
+                std::fs::write(markdown_path, output.as_bytes())?;
+            }
+        }
+    }
+
+    Ok(())
+}
+
+fn generate_set(output: &mut String, set: Set, parents: &mut Vec<Set>) {
+    match &set {
+        Set::Toplevel(_) => {
+            output.push_str("# Configuration\n");
+        }
+        Set::Named { name, .. } => {
+            let title = parents
+                .iter()
+                .filter_map(|set| set.name())
+                .chain(std::iter::once(name.as_str()))
+                .join(".");
+            writeln!(output, "## `{title}`\n",).unwrap();
+        }
+    }
+
+    if let Some(documentation) = set.metadata().documentation() {
+        output.push_str(documentation);
+        output.push('\n');
+        output.push('\n');
+    }
+
+    let mut visitor = CollectOptionsVisitor::default();
+    set.metadata().record(&mut visitor);
+
+    let (mut fields, mut sets) = (visitor.fields, visitor.groups);
+
+    fields.sort_unstable_by(|(name, _), (name2, _)| name.cmp(name2));
+    sets.sort_unstable_by(|(name, _), (name2, _)| name.cmp(name2));
+
+    parents.push(set);
+
+    // Generate the fields.
+    for (name, field) in &fields {
+        emit_field(output, name, field, parents.as_slice());
+        output.push_str("---\n\n");
+    }
+
+    // Generate all the sub-sets.
+    for (set_name, sub_set) in &sets {
+        generate_set(
+            output,
+            Set::Named {
+                name: set_name.to_string(),
+                set: *sub_set,
+            },
+            parents,
+        );
+    }
+
+    parents.pop();
+}
+
+enum Set {
+    Toplevel(OptionSet),
+    Named { name: String, set: OptionSet },
+}
+
+impl Set {
+    fn name(&self) -> Option<&str> {
+        match self {
+            Set::Toplevel(_) => None,
+            Set::Named { name, .. } => Some(name),
+        }
+    }
+
+    fn metadata(&self) -> &OptionSet {
+        match self {
+            Set::Toplevel(set) => set,
+            Set::Named { set, .. } => set,
+        }
+    }
+}
+
+fn emit_field(output: &mut String, name: &str, field: &OptionField, parents: &[Set]) {
+    let header_level = if parents.is_empty() { "###" } else { "####" };
+
+    let _ = writeln!(output, "{header_level} `{name}`");
+
+    output.push('\n');
+
+    if let Some(deprecated) = &field.deprecated {
+        output.push_str("> [!WARN] \"Deprecated\"\n");
+        output.push_str("> This option has been deprecated");
+
+        if let Some(since) = deprecated.since {
+            write!(output, " in {since}").unwrap();
+        }
+
+        output.push('.');
+
+        if let Some(message) = deprecated.message {
+            writeln!(output, " {message}").unwrap();
+        }
+
+        output.push('\n');
+    }
+
+    output.push_str(field.doc);
+    output.push_str("\n\n");
+    let _ = writeln!(output, "**Default value**: `{}`", field.default);
+    output.push('\n');
+    let _ = writeln!(output, "**Type**: `{}`", field.value_type);
+    output.push('\n');
+    output.push_str("**Example usage** (`pyproject.toml`):\n\n");
+    output.push_str(&format_example(
+        &format_header(
+            field.scope,
+            field.example,
+            parents,
+            ConfigurationFile::PyprojectToml,
+        ),
+        field.example,
+    ));
+    output.push('\n');
+}
+
+fn format_example(header: &str, content: &str) -> String {
+    if header.is_empty() {
+        format!("```toml\n{content}\n```\n",)
+    } else {
+        format!("```toml\n{header}\n{content}\n```\n",)
+    }
+}
+
+/// Format the TOML header for the example usage for a given option.
+///
+/// For example: `[tool.ruff.format]` or `[tool.ruff.lint.isort]`.
+fn format_header(
+    scope: Option<&str>,
+    example: &str,
+    parents: &[Set],
+    configuration: ConfigurationFile,
+) -> String {
+    let tool_parent = match configuration {
+        ConfigurationFile::PyprojectToml => Some("tool.ty"),
+        ConfigurationFile::TyToml => None,
+    };
+
+    let header = tool_parent
+        .into_iter()
+        .chain(parents.iter().filter_map(|parent| parent.name()))
+        .chain(scope)
+        .join(".");
+
+    // Ex) `[[tool.ty.xx]]`
+    if example.starts_with(&format!("[[{header}")) {
+        return String::new();
+    }
+    // Ex) `[tool.ty.rules]`
+    if example.starts_with(&format!("[{header}")) {
+        return String::new();
+    }
+
+    if header.is_empty() {
+        String::new()
+    } else {
+        format!("[{header}]")
+    }
+}
+
+#[derive(Default)]
+struct CollectOptionsVisitor {
+    groups: Vec<(String, OptionSet)>,
+    fields: Vec<(String, OptionField)>,
+}
+
+impl Visit for CollectOptionsVisitor {
+    fn record_set(&mut self, name: &str, group: OptionSet) {
+        self.groups.push((name.to_owned(), group));
+    }
+
+    fn record_field(&mut self, name: &str, field: OptionField) {
+        self.fields.push((name.to_owned(), field));
+    }
+}
+
+#[derive(Debug, Copy, Clone)]
+enum ConfigurationFile {
+    PyprojectToml,
+    #[expect(dead_code)]
+    TyToml,
+}
+
+#[cfg(test)]
+mod tests {
+    use anyhow::Result;
+
+    use crate::generate_all::Mode;
+
+    use super::{main, Args};
+
+    #[test]
+    fn ty_configuration_markdown_up_to_date() -> Result<()> {
+        main(&Args { mode: Mode::Check })?;
+        Ok(())
+    }
+}

crates/ruff_dev/src/generate_ty_rules.rs

@@ -1,5 +1,4 @@
 //! Generates the rules table for ty
-#![allow(clippy::print_stdout, clippy::print_stderr)]
 
 use std::borrow::Cow;
 use std::fmt::Write as _;

crates/ruff_dev/src/generate_ty_schema.rs

@@ -1,5 +1,3 @@
-#![allow(clippy::print_stdout, clippy::print_stderr)]
-
 use std::fs;
 use std::path::PathBuf;
 

crates/ruff_dev/src/main.rs

@@ -2,6 +2,8 @@
 //!
 //! Within the ruff repository you can run it with `cargo dev`.
 
+#![allow(clippy::print_stdout, clippy::print_stderr)]
+
 use anyhow::Result;
 use clap::{Parser, Subcommand};
 use ruff::{args::GlobalConfigArgs, check};
@@ -15,6 +17,8 @@ mod generate_docs;
 mod generate_json_schema;
 mod generate_options;
 mod generate_rules_table;
+mod generate_ty_cli_reference;
+mod generate_ty_options;
 mod generate_ty_rules;
 mod generate_ty_schema;
 mod print_ast;
@@ -48,6 +52,7 @@ enum Command {
     GenerateTyRules(generate_ty_rules::Args),
     /// Generate a Markdown-compatible listing of configuration options.
     GenerateOptions,
+    GenerateTyOptions(generate_ty_options::Args),
     /// Generate CLI help.
     GenerateCliHelp(generate_cli_help::Args),
     /// Generate Markdown docs.
@@ -92,6 +97,7 @@ fn main() -> Result<ExitCode> {
         Command::GenerateRulesTable => println!("{}", generate_rules_table::generate()),
         Command::GenerateTyRules(args) => generate_ty_rules::main(&args)?,
         Command::GenerateOptions => println!("{}", generate_options::generate()),
+        Command::GenerateTyOptions(args) => generate_ty_options::main(&args)?,
         Command::GenerateCliHelp(args) => generate_cli_help::main(&args)?,
         Command::GenerateDocs(args) => generate_docs::main(&args)?,
         Command::PrintAST(args) => print_ast::main(&args)?,

crates/ruff_dev/src/print_ast.rs

@@ -1,5 +1,4 @@
 //! Print the AST for a given Python file.
-#![allow(clippy::print_stdout, clippy::print_stderr)]
 
 use std::path::PathBuf;
 

crates/ruff_dev/src/print_cst.rs

@@ -1,5 +1,4 @@
 //! Print the `LibCST` CST for a given Python file.
-#![allow(clippy::print_stdout, clippy::print_stderr)]
 
 use std::fs;
 use std::path::PathBuf;

crates/ruff_dev/src/print_tokens.rs

@@ -1,5 +1,4 @@
 //! Print the token stream for a given Python file.
-#![allow(clippy::print_stdout, clippy::print_stderr)]
 
 use std::path::PathBuf;
 

crates/ruff_dev/src/round_trip.rs

@@ -1,5 +1,4 @@
 //! Run round-trip source code generation on a given Python or Jupyter notebook file.
-#![allow(clippy::print_stdout, clippy::print_stderr)]
 
 use std::fs;
 use std::path::PathBuf;

crates/ruff_formatter/src/lib.rs

@@ -92,7 +92,7 @@ impl std::fmt::Display for IndentStyle {
     }
 }
 
-/// The visual width of a indentation.
+/// The visual width of an indentation.
 ///
 /// Determines the visual width of a tab character (`\t`) and the number of
 /// spaces per indent when using [`IndentStyle::Space`].
@@ -207,7 +207,7 @@ pub trait FormatOptions {
     /// What's the max width of a line. Defaults to 80.
     fn line_width(&self) -> LineWidth;
 
-    /// Derives the print options from the these format options
+    /// Derives the print options from these format options
     fn as_print_options(&self) -> PrinterOptions;
 }
 

crates/ruff_graph/src/db.rs

@@ -88,8 +88,8 @@ impl Db for ModuleDb {
         !file.path(self).is_vendored_path()
     }
 
-    fn rule_selection(&self) -> Arc<RuleSelection> {
-        self.rule_selection.clone()
+    fn rule_selection(&self) -> &RuleSelection {
+        &self.rule_selection
     }
 
     fn lint_registry(&self) -> &LintRegistry {

crates/ruff_linter/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ruff_linter"
-version = "0.11.8"
+version = "0.11.9"
 publish = false
 authors = { workspace = true }
 edition = { workspace = true }

crates/ruff_linter/resources/test/fixtures/airflow/AIR301_names.py

@@ -24,9 +24,6 @@ from airflow.contrib.aws_athena_hook import AWSAthenaHook
 from airflow.datasets import DatasetAliasEvent
 from airflow.hooks.base_hook import BaseHook
 from airflow.operators.subdag import SubDagOperator
-from airflow.providers.mysql.datasets import mysql
-from airflow.providers.postgres.datasets import postgres
-from airflow.providers.trino.datasets import trino
 from airflow.secrets.local_filesystem import LocalFilesystemBackend
 from airflow.sensors.base_sensor_operator import BaseSensorOperator
 from airflow.triggers.external_task import TaskStateTrigger
@@ -78,14 +75,6 @@ BaseHook()
 # airflow.operators.subdag.*
 SubDagOperator()
 
-# airflow.providers.mysql
-mysql.sanitize_uri
-
-# airflow.providers.postgres
-postgres.sanitize_uri
-
-# airflow.providers.trino
-trino.sanitize_uri
 
 # airflow.secrets
 # get_connection
@@ -155,3 +144,18 @@ should_hide_value_for_key
 from airflow.operators.python import get_current_context
 
 get_current_context()
+
+# airflow.providers.mysql
+from airflow.providers.mysql.datasets.mysql import sanitize_uri
+
+sanitize_uri
+
+# airflow.providers.postgres
+from airflow.providers.postgres.datasets.postgres import sanitize_uri
+
+sanitize_uri
+
+# airflow.providers.trino
+from airflow.providers.trino.datasets.trino import sanitize_uri
+
+sanitize_uri

crates/ruff_linter/resources/test/fixtures/airflow/AIR301_names_try.py

@@ -1,17 +1,8 @@
 from __future__ import annotations
 
 try:
-    from airflow.sdk import Asset
+    from airflow.assets.manager import AssetManager
 except ModuleNotFoundError:
-    from airflow.datasets import Dataset as Asset
+    from airflow.datasets.manager import DatasetManager as AssetManager
 
-Asset
-
-try:
-    from airflow.sdk import Asset
-except ModuleNotFoundError:
-    from airflow import datasets
-
-    Asset = datasets.Dataset
-
-asset = Asset()
+AssetManager()

crates/ruff_linter/resources/test/fixtures/airflow/AIR302_try.py

@@ -0,0 +1,8 @@
+from __future__ import annotations
+
+try:
+    from airflow.providers.http.operators.http import HttpOperator
+except ModuleNotFoundError:
+    from airflow.operators.http_operator import SimpleHttpOperator as HttpOperator
+
+HttpOperator()

crates/ruff_linter/resources/test/fixtures/airflow/AIR311_names.py

@@ -13,6 +13,10 @@ from airflow.decorators import dag, setup, task, task_group, teardown
 from airflow.io.path import ObjectStoragePath
 from airflow.io.storage import attach
 from airflow.models import DAG as DAGFromModel
+from airflow.models import (
+    Connection,
+    Variable,
+)
 from airflow.models.baseoperator import chain, chain_linear, cross_downstream
 from airflow.models.baseoperatorlink import BaseOperatorLink
 from airflow.models.dag import DAG as DAGFromDag
@@ -42,7 +46,9 @@ ObjectStoragePath()
 attach()
 
 # airflow.models
+Connection()
 DAGFromModel()
+Variable()
 
 # airflow.models.baseoperator
 chain()

crates/ruff_linter/resources/test/fixtures/airflow/AIR311_try.py

@@ -0,0 +1,8 @@
+from __future__ import annotations
+
+try:
+    from airflow.sdk import Asset
+except ModuleNotFoundError:
+    from airflow.datasets import Dataset as Asset
+
+Asset()

crates/ruff_linter/resources/test/fixtures/airflow/AIR312_try.py

@@ -0,0 +1,8 @@
+from __future__ import annotations
+
+try:
+    from airflow.providers.standard.triggers.file import FileTrigger
+except ModuleNotFoundError:
+    from airflow.triggers.file import FileTrigger
+
+FileTrigger()

crates/ruff_linter/resources/test/fixtures/flake8_bandit/S608.py

@@ -166,3 +166,6 @@ query60 = f"""
         foo
     FROM ({user_input}) raw
 """
+
+# https://github.com/astral-sh/ruff/issues/17967
+query61 = f"SELECT * FROM table" # skip expressionless f-strings

crates/ruff_linter/resources/test/fixtures/flake8_bugbear/B028.py

@@ -25,3 +25,11 @@ warnings.warn(
         # some comments here
         source = None # no trailing comma
     )
+
+# https://github.com/astral-sh/ruff/issues/18011
+warnings.warn("test", skip_file_prefixes=(os.path.dirname(__file__),))
+# trigger diagnostic if `skip_file_prefixes` is present and set to the default value
+warnings.warn("test", skip_file_prefixes=())
+
+_my_prefixes = ("this","that")
+warnings.warn("test", skip_file_prefixes = _my_prefixes)

crates/ruff_linter/resources/test/fixtures/flake8_pie/PIE804.py

@@ -28,3 +28,14 @@ abc(a=1, **{'a': c}, **{'b': c})  # PIE804
 # Some values need to be parenthesized.
 abc(foo=1, **{'bar': (bar := 1)})  # PIE804
 abc(foo=1, **{'bar': (yield 1)})  # PIE804
+
+# https://github.com/astral-sh/ruff/issues/18036
+# The autofix for this is unsafe due to the comments inside the dictionary.
+foo(
+    **{
+        # Comment 1
+        "x": 1.0,
+        # Comment 2
+        "y": 2.0,
+    }
+)

crates/ruff_linter/resources/test/fixtures/flake8_pytest_style/PT019.py

@@ -12,3 +12,38 @@ def test_xxx(_fixture):  # Error arg
 
 def test_xxx(*, _fixture):  # Error kwonly
     pass
+
+# https://github.com/astral-sh/ruff/issues/17599
+
+@pytest.mark.parametrize("_foo", [1, 2, 3])
+def test_thingy(_foo):  # Ok defined in parametrize
+    pass
+
+@pytest.mark.parametrize(
+    "_test_input,_expected",
+    [("3+5", 8), ("2+4", 6), pytest.param("6*9", 42, marks=pytest.mark.xfail)],
+)
+def test_eval(_test_input, _expected):  # OK defined in parametrize
+    pass
+
+
+@pytest.mark.parametrize("_foo", [1, 2, 3])
+def test_thingy2(_foo, _bar):  # Error _bar is not defined in parametrize
+    pass
+
+@pytest.mark.parametrize(["_foo", "_bar"], [1, 2, 3])
+def test_thingy3(_foo, _bar):  # OK defined in parametrize
+    pass
+
+@pytest.mark.parametrize(("_foo"), [1, 2, 3])
+def test_thingy4(_foo, _bar):  # Error _bar is not defined in parametrize
+    pass
+
+@pytest.mark.parametrize(["   _foo", "   _bar    "], [1, 2, 3])
+def test_thingy5(_foo, _bar):  # OK defined in parametrize
+    pass
+
+x = "other"
+@pytest.mark.parametrize(x, [1, 2, 3])
+def test_thingy5(_foo, _bar):  # known false negative, we don't try to resolve variables
+    pass

crates/ruff_linter/resources/test/fixtures/flake8_simplify/SIM905.py

@@ -31,7 +31,7 @@ no_sep = None
 
 " a*a a*a a ".split("*", -1)  # [" a", "a a", "a a "]
 "".split()  # []
-""" 	
+"""
 """.split()  # []
 "   	".split()  # []
 "/abc/".split() # ["/abc/"]
@@ -73,7 +73,7 @@ r"\n " "\n".split()  # [r"\n"]
 
 # negatives
 
-# invalid values should not cause panic 
+# invalid values should not cause panic
 "a,b,c,d".split(maxsplit="hello")
 "a,b,c,d".split(maxsplit=-"hello")
 
@@ -106,3 +106,27 @@ b"TesT.WwW.ExamplE.CoM".split(b".")
 '''itemC'''
 "'itemD'"
 """.split()
+
+# https://github.com/astral-sh/ruff/issues/18042
+print("a,b".rsplit(","))
+print("a,b,c".rsplit(",", 1))
+
+# https://github.com/astral-sh/ruff/issues/18069
+
+print("".split(maxsplit=0))
+print("".split(sep=None, maxsplit=0))
+print(" ".split(maxsplit=0))
+print(" ".split(sep=None, maxsplit=0))
+print(" x ".split(maxsplit=0))
+print(" x ".split(sep=None, maxsplit=0))
+print("  x  ".split(maxsplit=0))
+print("  x  ".split(sep=None, maxsplit=0))
+print("".rsplit(maxsplit=0))
+print("".rsplit(sep=None, maxsplit=0))
+print(" ".rsplit(maxsplit=0))
+print(" ".rsplit(sep=None, maxsplit=0))
+print(" x ".rsplit(maxsplit=0))
+print(" x ".rsplit(maxsplit=0))
+print(" x ".rsplit(sep=None, maxsplit=0))
+print("  x  ".rsplit(maxsplit=0))
+print("  x  ".rsplit(sep=None, maxsplit=0))

crates/ruff_linter/resources/test/fixtures/flake8_use_pathlib/PTH207.py

@@ -9,3 +9,7 @@ extensions_dir = "./extensions"
 glob.glob(os.path.join(extensions_dir, "ops", "autograd", "*.cpp"))
 list(glob.iglob(os.path.join(extensions_dir, "ops", "autograd", "*.cpp")))
 search("*.png")
+
+# if `dir_fd` is set, suppress the diagnostic
+glob.glob(os.path.join(extensions_dir, "ops", "autograd", "*.cpp"), dir_fd=1)
+list(glob.iglob(os.path.join(extensions_dir, "ops", "autograd", "*.cpp"), dir_fd=1))

crates/ruff_linter/resources/test/fixtures/flake8_use_pathlib/full_name.py

@@ -87,3 +87,20 @@ def bar(x: int):
 os.rename("src", "dst", src_dir_fd=3, dst_dir_fd=4)
 os.rename("src", "dst", src_dir_fd=3)
 os.rename("src", "dst", dst_dir_fd=4)
+
+# if `dir_fd` is set, suppress the diagnostic
+os.readlink(p, dir_fd=1)
+os.stat(p, dir_fd=2)
+os.unlink(p, dir_fd=3)
+os.remove(p, dir_fd=4)
+os.rmdir(p, dir_fd=5)
+os.mkdir(p, dir_fd=6)
+os.chmod(p, dir_fd=7)
+# `chmod` can also receive a file descriptor in the first argument
+os.chmod(8)
+os.chmod(x)
+
+# if `src_dir_fd` or `dst_dir_fd` are set, suppress the diagnostic
+os.replace("src", "dst", src_dir_fd=1, dst_dir_fd=2)
+os.replace("src", "dst", src_dir_fd=1)
+os.replace("src", "dst", dst_dir_fd=2)

crates/ruff_linter/resources/test/fixtures/perflint/PERF401.py

@@ -144,14 +144,14 @@ def f():
 
 def f():
     # make sure that `tmp` is not deleted
-    tmp = 1; result = []  # commment should be protected
+    tmp = 1; result = []  # comment should be protected
     for i in range(10):
         result.append(i + 1)  # PERF401
 
 
 def f():
     # make sure that `tmp` is not deleted
-    result = []; tmp = 1  # commment should be protected
+    result = []; tmp = 1  # comment should be protected
     for i in range(10):
         result.append(i + 1)  # PERF401
 

crates/ruff_linter/resources/test/fixtures/pyupgrade/UP024_2.py

@@ -6,14 +6,16 @@ from .mmap import error
 raise error
 
 # Testing the modules
-import socket, mmap, select
+import socket, mmap, select, resource
 raise socket.error
 raise mmap.error
 raise select.error
+raise resource.error
 
 raise socket.error()
 raise mmap.error(1)
 raise select.error(1, 2)
+raise resource.error(1, "strerror", "filename")
 
 raise socket.error(
     1,
@@ -30,6 +32,9 @@ raise error(1)
 from select import error
 raise error(1, 2)
 
+from resource import error
+raise error(1, "strerror", "filename")
+
 # Testing the names
 raise EnvironmentError
 raise IOError

crates/ruff_linter/resources/test/fixtures/refurb/FURB116.py

@@ -1,3 +1,6 @@
+import datetime
+import sys
+
 num = 1337
 
 def return_num() -> int:
@@ -10,6 +13,7 @@ print(bin(num)[2:])  # FURB116
 print(oct(1337)[2:])  # FURB116
 print(hex(1337)[2:])  # FURB116
 print(bin(1337)[2:])  # FURB116
+print(bin(+1337)[2:])  # FURB116
 
 print(bin(return_num())[2:])  # FURB116 (no autofix)
 print(bin(int(f"{num}"))[2:])  # FURB116 (no autofix)
@@ -22,3 +26,19 @@ print(hex(0x1337)[3:])
 # float and complex numbers should be ignored
 print(bin(1.0)[2:])
 print(bin(3.14j)[2:])
+
+d = datetime.datetime.now(tz=datetime.UTC)
+# autofix is display-only
+print(bin(d)[2:])
+# no autofix for Python 3.11 and earlier, as it introduces a syntax error
+print(bin(len("xyz").numerator)[2:])
+
+# autofix is display-only
+print(bin({0: 1}[0].numerator)[2:])
+# no autofix for Python 3.11 and earlier, as it introduces a syntax error
+print(bin(ord("\\").numerator)[2:])
+print(hex(sys
+.maxunicode)[2:])
+
+# for negatives numbers autofix is display-only
+print(bin(-1)[2:])

crates/ruff_linter/resources/test/fixtures/ruff/RUF060.py

@@ -19,6 +19,9 @@ b'c' in b""
 b"a" in bytearray()
 b"a" in bytes()
 1 in frozenset()
+1 in set(set())
+2 in frozenset([])
+'' in set("")
 
 # OK
 1 in [2]
@@ -35,3 +38,7 @@ b'c' in b"x"
 b"a" in bytearray([2])
 b"a" in bytes("a", "utf-8")
 1 in frozenset("c")
+1 in set(set((1,2)))
+1 in set(set([1]))
+'' in {""}
+frozenset() in {frozenset()}

crates/ruff_linter/src/linter.rs

@@ -1116,6 +1116,95 @@ mod tests {
         PythonVersion::PY310,
         "InvalidStarExpression"
     )]
+    #[test_case(
+        "irrefutable_case_pattern_wildcard",
+        "
+        match value:
+            case _:
+                pass
+            case 1:
+                pass
+        ",
+        PythonVersion::PY310,
+        "IrrefutableCasePattern"
+    )]
+    #[test_case(
+        "irrefutable_case_pattern_capture",
+        "
+        match value:
+            case irrefutable:
+                pass
+            case 1:
+                pass
+        ",
+        PythonVersion::PY310,
+        "IrrefutableCasePattern"
+    )]
+    #[test_case(
+        "single_starred_assignment",
+        "*a = [1, 2, 3, 4]",
+        PythonVersion::PY310,
+        "SingleStarredAssignment"
+    )]
+    #[test_case(
+        "write_to_debug",
+        "
+        __debug__ = False
+        ",
+        PythonVersion::PY310,
+        "WriteToDebug"
+    )]
+    #[test_case(
+        "write_to_debug_in_function_param",
+        "
+        def process(__debug__):
+            pass
+        ",
+        PythonVersion::PY310,
+        "WriteToDebug"
+    )]
+    #[test_case(
+        "write_to_debug_class_type_param",
+        "
+        class Generic[__debug__]:
+            pass
+        ",
+        PythonVersion::PY312,
+        "WriteToDebug"
+    )]
+    #[test_case(
+        "invalid_expression_yield_in_type_param",
+        "
+        type X[T: (yield 1)] = int
+        ",
+        PythonVersion::PY312,
+        "InvalidExpression"
+    )]
+    #[test_case(
+        "invalid_expression_yield_in_type_alias",
+        "
+        type Y = (yield 1)
+        ",
+        PythonVersion::PY312,
+        "InvalidExpression"
+    )]
+    #[test_case(
+        "invalid_expression_walrus_in_return_annotation",
+        "
+        def f[T](x: int) -> (y := 3): return x
+        ",
+        PythonVersion::PY312,
+        "InvalidExpression"
+    )]
+    #[test_case(
+        "invalid_expression_yield_from_in_base_class",
+        "
+        class C[T]((yield from [object])):
+            pass
+        ",
+        PythonVersion::PY312,
+        "InvalidExpression"
+    )]
     fn test_semantic_errors(
         name: &str,
         contents: &str,

crates/ruff_linter/src/rules/airflow/helpers.rs

@@ -8,13 +8,20 @@ use ruff_python_semantic::SemanticModel;
 
 #[derive(Clone, Debug, Eq, PartialEq)]
 pub(crate) enum Replacement {
+    // There's no replacement or suggestion other than removal
     None,
-    Name(&'static str),
+    // The attribute name of a class has been changed.
+    AttrName(&'static str),
+    // Additional information. Used when there's replacement but they're not direct mapping.
     Message(&'static str),
+    // Symbols updated in Airflow 3 with replacement
+    // e.g., `airflow.datasets.Dataset` to `airflow.sdk.Asset`
     AutoImport {
         module: &'static str,
         name: &'static str,
     },
+    // Symbols updated in Airflow 3 with only module changed. Used when we want to match multiple names.
+    // e.g., `airflow.configuration.as_dict | get` to `airflow.configuration.conf.as_dict | get`
     SourceModuleMoved {
         module: &'static str,
         name: String,
@@ -45,7 +52,8 @@ pub(crate) enum ProviderReplacement {
 
 pub(crate) fn is_guarded_by_try_except(
     expr: &Expr,
-    replacement: &Replacement,
+    module: &str,
+    name: &str,
     semantic: &SemanticModel,
 ) -> bool {
     match expr {
@@ -63,7 +71,7 @@ pub(crate) fn is_guarded_by_try_except(
             if !suspended_exceptions.contains(Exceptions::ATTRIBUTE_ERROR) {
                 return false;
             }
-            try_block_contains_undeprecated_attribute(try_node, replacement, semantic)
+            try_block_contains_undeprecated_attribute(try_node, module, name, semantic)
         }
         Expr::Name(ExprName { id, .. }) => {
             let Some(binding_id) = semantic.lookup_symbol(id.as_str()) else {
@@ -89,7 +97,7 @@ pub(crate) fn is_guarded_by_try_except(
             {
                 return false;
             }
-            try_block_contains_undeprecated_import(try_node, replacement)
+            try_block_contains_undeprecated_import(try_node, module, name)
         }
         _ => false,
     }
@@ -100,12 +108,10 @@ pub(crate) fn is_guarded_by_try_except(
 /// member is being accessed from the non-deprecated location?
 fn try_block_contains_undeprecated_attribute(
     try_node: &StmtTry,
-    replacement: &Replacement,
+    module: &str,
+    name: &str,
     semantic: &SemanticModel,
 ) -> bool {
-    let Replacement::AutoImport { module, name } = replacement else {
-        return false;
-    };
     let undeprecated_qualified_name = {
         let mut builder = QualifiedNameBuilder::default();
         for part in module.split('.') {
@@ -122,10 +128,7 @@ fn try_block_contains_undeprecated_attribute(
 /// Given an [`ast::StmtTry`] node, does the `try` branch of that node
 /// contain any [`ast::StmtImportFrom`] nodes that indicate the airflow
 /// member is being imported from the non-deprecated location?
-fn try_block_contains_undeprecated_import(try_node: &StmtTry, replacement: &Replacement) -> bool {
-    let Replacement::AutoImport { module, name } = replacement else {
-        return false;
-    };
+fn try_block_contains_undeprecated_import(try_node: &StmtTry, module: &str, name: &str) -> bool {
     let mut import_searcher = ImportSearcher::new(module, name);
     import_searcher.visit_body(&try_node.body);
     import_searcher.found_import

crates/ruff_linter/src/rules/airflow/mod.rs

@@ -46,9 +46,12 @@ mod tests {
     #[test_case(Rule::Airflow3MovedToProvider, Path::new("AIR302_sqlite.py"))]
     #[test_case(Rule::Airflow3MovedToProvider, Path::new("AIR302_zendesk.py"))]
     #[test_case(Rule::Airflow3MovedToProvider, Path::new("AIR302_standard.py"))]
+    #[test_case(Rule::Airflow3MovedToProvider, Path::new("AIR302_try.py"))]
     #[test_case(Rule::Airflow3SuggestedUpdate, Path::new("AIR311_args.py"))]
     #[test_case(Rule::Airflow3SuggestedUpdate, Path::new("AIR311_names.py"))]
+    #[test_case(Rule::Airflow3SuggestedUpdate, Path::new("AIR311_try.py"))]
     #[test_case(Rule::Airflow3SuggestedToMoveToProvider, Path::new("AIR312.py"))]
+    #[test_case(Rule::Airflow3SuggestedToMoveToProvider, Path::new("AIR312_try.py"))]
     fn rules(rule_code: Rule, path: &Path) -> Result<()> {
         let snapshot = format!("{}_{}", rule_code.noqa_code(), path.to_string_lossy());
         let diagnostics = test_path(

crates/ruff_linter/src/rules/airflow/rules/moved_to_provider_in_3.rs

@@ -1,5 +1,5 @@
 use crate::importer::ImportRequest;
-use crate::rules::airflow::helpers::ProviderReplacement;
+use crate::rules::airflow::helpers::{is_guarded_by_try_except, ProviderReplacement};
 use ruff_diagnostics::{Diagnostic, Edit, Fix, FixAvailability, Violation};
 use ruff_macros::{derive_message_formats, ViolationMetadata};
 use ruff_python_ast::{Expr, ExprAttribute};
@@ -937,13 +937,17 @@ fn check_names_moved_to_provider(checker: &Checker, expr: &Expr, ranged: TextRan
         ranged.range(),
     );
 
-    if let ProviderReplacement::AutoImport {
-        module,
-        name,
-        provider: _,
-        version: _,
-    } = replacement
-    {
+    let semantic = checker.semantic();
+    if let Some((module, name)) = match &replacement {
+        ProviderReplacement::AutoImport { module, name, .. } => Some((module, *name)),
+        ProviderReplacement::SourceModuleMovedToProvider { module, name, .. } => {
+            Some((module, name.as_str()))
+        }
+        _ => None,
+    } {
+        if is_guarded_by_try_except(expr, module, name, semantic) {
+            return;
+        }
         diagnostic.try_set_fix(|| {
             let (import_edit, binding) = checker.importer().get_or_import_symbol(
                 &ImportRequest::import_from(module, name),
@@ -954,6 +958,5 @@ fn check_names_moved_to_provider(checker: &Checker, expr: &Expr, ranged: TextRan
             Ok(Fix::safe_edits(import_edit, [replacement_edit]))
         });
     }
-
     checker.report_diagnostic(diagnostic);
 }

crates/ruff_linter/src/rules/airflow/rules/removal_in_3.rs

@@ -57,28 +57,27 @@ impl Violation for Airflow3Removal {
         } = self;
         match replacement {
             Replacement::None
-            | Replacement::Name(_)
+            | Replacement::AttrName(_)
+            | Replacement::Message(_)
             | Replacement::AutoImport { module: _, name: _ }
             | Replacement::SourceModuleMoved { module: _, name: _ } => {
                 format!("`{deprecated}` is removed in Airflow 3.0")
             }
-            Replacement::Message(message) => {
-                format!("`{deprecated}` is removed in Airflow 3.0; {message}")
-            }
         }
     }
 
     fn fix_title(&self) -> Option<String> {
         let Airflow3Removal { replacement, .. } = self;
         match replacement {
-            Replacement::Name(name) => Some(format!("Use `{name}` instead")),
+            Replacement::None => None,
+            Replacement::AttrName(name) => Some(format!("Use `{name}` instead")),
+            Replacement::Message(message) => Some((*message).to_string()),
             Replacement::AutoImport { module, name } => {
                 Some(format!("Use `{module}.{name}` instead"))
             }
             Replacement::SourceModuleMoved { module, name } => {
                 Some(format!("Use `{module}.{name}` instead"))
             }
-            _ => None,
         }
     }
 }
@@ -278,22 +277,22 @@ fn check_class_attribute(checker: &Checker, attribute_expr: &ExprAttribute) {
 
     let replacement = match *qualname.segments() {
         ["airflow", "providers_manager", "ProvidersManager"] => match attr.as_str() {
-            "dataset_factories" => Replacement::Name("asset_factories"),
-            "dataset_uri_handlers" => Replacement::Name("asset_uri_handlers"),
+            "dataset_factories" => Replacement::AttrName("asset_factories"),
+            "dataset_uri_handlers" => Replacement::AttrName("asset_uri_handlers"),
             "dataset_to_openlineage_converters" => {
-                Replacement::Name("asset_to_openlineage_converters")
+                Replacement::AttrName("asset_to_openlineage_converters")
             }
             _ => return,
         },
         ["airflow", "lineage", "hook", "DatasetLineageInfo"] => match attr.as_str() {
-            "dataset" => Replacement::Name("asset"),
+            "dataset" => Replacement::AttrName("asset"),
             _ => return,
         },
         _ => return,
     };
 
     // Create the `Fix` first to avoid cloning `Replacement`.
-    let fix = if let Replacement::Name(name) = replacement {
+    let fix = if let Replacement::AttrName(name) = replacement {
         Some(Fix::safe_edit(Edit::range_replacement(
             name.to_string(),
             attr.range(),
@@ -466,52 +465,52 @@ fn check_method(checker: &Checker, call_expr: &ExprCall) {
 
     let replacement = match qualname.segments() {
         ["airflow", "datasets", "manager", "DatasetManager"] => match attr.as_str() {
-            "register_dataset_change" => Replacement::Name("register_asset_change"),
-            "create_datasets" => Replacement::Name("create_assets"),
-            "notify_dataset_created" => Replacement::Name("notify_asset_created"),
-            "notify_dataset_changed" => Replacement::Name("notify_asset_changed"),
-            "notify_dataset_alias_created" => Replacement::Name("notify_asset_alias_created"),
+            "register_dataset_change" => Replacement::AttrName("register_asset_change"),
+            "create_datasets" => Replacement::AttrName("create_assets"),
+            "notify_dataset_created" => Replacement::AttrName("notify_asset_created"),
+            "notify_dataset_changed" => Replacement::AttrName("notify_asset_changed"),
+            "notify_dataset_alias_created" => Replacement::AttrName("notify_asset_alias_created"),
             _ => return,
         },
         ["airflow", "lineage", "hook", "HookLineageCollector"] => match attr.as_str() {
-            "create_dataset" => Replacement::Name("create_asset"),
-            "add_input_dataset" => Replacement::Name("add_input_asset"),
-            "add_output_dataset" => Replacement::Name("add_output_asset"),
-            "collected_datasets" => Replacement::Name("collected_assets"),
+            "create_dataset" => Replacement::AttrName("create_asset"),
+            "add_input_dataset" => Replacement::AttrName("add_input_asset"),
+            "add_output_dataset" => Replacement::AttrName("add_output_asset"),
+            "collected_datasets" => Replacement::AttrName("collected_assets"),
             _ => return,
         },
         ["airflow", "providers", "amazon", "auth_manager", "aws_auth_manager", "AwsAuthManager"] => {
             match attr.as_str() {
-                "is_authorized_dataset" => Replacement::Name("is_authorized_asset"),
+                "is_authorized_dataset" => Replacement::AttrName("is_authorized_asset"),
                 _ => return,
             }
         }
         ["airflow", "providers_manager", "ProvidersManager"] => match attr.as_str() {
             "initialize_providers_dataset_uri_resources" => {
-                Replacement::Name("initialize_providers_asset_uri_resources")
+                Replacement::AttrName("initialize_providers_asset_uri_resources")
             }
             _ => return,
         },
         ["airflow", "secrets", "local_filesystem", "LocalFilesystemBackend"] => match attr.as_str()
         {
-            "get_connections" => Replacement::Name("get_connection"),
+            "get_connections" => Replacement::AttrName("get_connection"),
             _ => return,
         },
         ["airflow", "datasets", ..] | ["airflow", "Dataset"] => match attr.as_str() {
-            "iter_datasets" => Replacement::Name("iter_assets"),
-            "iter_dataset_aliases" => Replacement::Name("iter_asset_aliases"),
+            "iter_datasets" => Replacement::AttrName("iter_assets"),
+            "iter_dataset_aliases" => Replacement::AttrName("iter_asset_aliases"),
             _ => return,
         },
         segments => {
             if is_airflow_secret_backend(segments) {
                 match attr.as_str() {
-                    "get_conn_uri" => Replacement::Name("get_conn_value"),
-                    "get_connections" => Replacement::Name("get_connection"),
+                    "get_conn_uri" => Replacement::AttrName("get_conn_value"),
+                    "get_connections" => Replacement::AttrName("get_connection"),
                     _ => return,
                 }
             } else if is_airflow_hook(segments) {
                 match attr.as_str() {
-                    "get_connections" => Replacement::Name("get_connection"),
+                    "get_connections" => Replacement::AttrName("get_connection"),
                     _ => return,
                 }
             } else {
@@ -520,7 +519,7 @@ fn check_method(checker: &Checker, call_expr: &ExprCall) {
         }
     };
     // Create the `Fix` first to avoid cloning `Replacement`.
-    let fix = if let Replacement::Name(name) = replacement {
+    let fix = if let Replacement::AttrName(name) = replacement {
         Some(Fix::safe_edit(Edit::range_replacement(
             name.to_string(),
             attr.range(),
@@ -566,12 +565,12 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
     let replacement = match qualified_name.segments() {
         // airflow.PY\d{1,2}
         ["airflow", "PY36" | "PY37" | "PY38" | "PY39" | "PY310" | "PY311" | "PY312"] => {
-            Replacement::Name("sys.version_info")
+            Replacement::Message("Use `sys.version_info` instead")
         }
 
         // airflow.api_connexion.security
         ["airflow", "api_connexion", "security", "requires_access"] => {
-            Replacement::Name("airflow.api_connexion.security.requires_access_*")
+            Replacement::Message("Use `airflow.api_connexion.security.requires_access_*` instead")
         }
         ["airflow", "api_connexion", "security", "requires_access_dataset"] => {
             Replacement::AutoImport {
@@ -626,9 +625,10 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
         ["airflow", "datasets", "DatasetAliasEvent"] => Replacement::None,
 
         // airflow.hooks
-        ["airflow", "hooks", "base_hook", "BaseHook"] => {
-            Replacement::Name("airflow.hooks.base.BaseHook")
-        }
+        ["airflow", "hooks", "base_hook", "BaseHook"] => Replacement::AutoImport {
+            module: "airflow.hooks.base",
+            name: "BaseHook",
+        },
 
         // airflow.lineage.hook
         ["airflow", "lineage", "hook", "DatasetLineageInfo"] => Replacement::AutoImport {
@@ -664,9 +664,10 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
         },
 
         // airflow.notifications
-        ["airflow", "notifications", "basenotifier", "BaseNotifier"] => {
-            Replacement::Name("airflow.sdk.BaseNotifier")
-        }
+        ["airflow", "notifications", "basenotifier", "BaseNotifier"] => Replacement::AutoImport {
+            module: "airflow.sdk",
+            name: "BaseNotifier",
+        },
 
         // airflow.operators
         ["airflow", "operators", "subdag", ..] => {
@@ -691,7 +692,10 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
 
         // airflow.sensors
         ["airflow", "sensors", "base_sensor_operator", "BaseSensorOperator"] => {
-            Replacement::Name("airflow.sdk.bases.sensor.BaseSensorOperator")
+            Replacement::AutoImport {
+                module: "airflow.sdk.bases.sensor",
+                name: "BaseSensorOperator",
+            }
         }
 
         // airflow.timetables
@@ -720,23 +724,36 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
 
             // airflow.utils.dates
             ["dates", "date_range"] => Replacement::None,
-            ["dates", "days_ago"] => Replacement::Name("pendulum.today('UTC').add(days=-N, ...)"),
+            ["dates", "days_ago"] => {
+                Replacement::Message("Use `pendulum.today('UTC').add(days=-N, ...)` instead")
+            }
             ["dates", "parse_execution_date" | "round_time" | "scale_time_units" | "infer_time_unit"] => {
                 Replacement::None
             }
 
             // airflow.utils.file
-            ["file", "TemporaryDirectory"] => Replacement::Name("tempfile.TemporaryDirectory"),
-            ["file", "mkdirs"] => Replacement::Name("pathlib.Path({path}).mkdir"),
+            ["file", "TemporaryDirectory"] => Replacement::AutoImport {
+                module: "tempfile",
+                name: "TemporaryDirectory",
+            },
+            ["file", "mkdirs"] => Replacement::Message("Use `pathlib.Path({path}).mkdir` instead"),
 
             // airflow.utils.helpers
-            ["helpers", "chain"] => Replacement::Name("airflow.sdk.chain"),
-            ["helpers", "cross_downstream"] => Replacement::Name("airflow.sdk.cross_downstream"),
+            ["helpers", "chain"] => Replacement::AutoImport {
+                module: "airflow.sdk",
+                name: "chain",
+            },
+            ["helpers", "cross_downstream"] => Replacement::AutoImport {
+                module: "airflow.sdk",
+                name: "cross_downstream",
+            },
 
+            // TODO: update it as SourceModuleMoved
             // airflow.utils.log.secrets_masker
-            ["log", "secrets_masker"] => {
-                Replacement::Name("airflow.sdk.execution_time.secrets_masker")
-            }
+            ["log", "secrets_masker"] => Replacement::AutoImport {
+                module: "airflow.sdk.execution_time",
+                name: "secrets_masker",
+            },
 
             // airflow.utils.state
             ["state", "SHUTDOWN" | "terminating_states"] => Replacement::None,
@@ -751,18 +768,20 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
         // airflow.www
         // TODO: www has been removed
         ["airflow", "www", "auth", "has_access"] => {
-            Replacement::Name("airflow.www.auth.has_access_*")
+            Replacement::Message("Use `airflow.www.auth.has_access_*` instead")
         }
         ["airflow", "www", "auth", "has_access_dataset"] => Replacement::AutoImport {
             module: "airflow.www.auth",
             name: "has_access_asset",
         },
-        ["airflow", "www", "utils", "get_sensitive_variables_fields"] => {
-            Replacement::Name("airflow.utils.log.secrets_masker.get_sensitive_variables_fields")
-        }
-        ["airflow", "www", "utils", "should_hide_value_for_key"] => {
-            Replacement::Name("airflow.utils.log.secrets_masker.should_hide_value_for_key")
-        }
+        ["airflow", "www", "utils", "get_sensitive_variables_fields"] => Replacement::AutoImport {
+            module: "airflow.utils.log.secrets_masker",
+            name: "get_sensitive_variables_fields",
+        },
+        ["airflow", "www", "utils", "should_hide_value_for_key"] => Replacement::AutoImport {
+            module: "airflow.utils.log.secrets_masker",
+            name: "should_hide_value_for_key",
+        },
 
         // airflow.providers.amazon
         ["airflow", "providers", "amazon", "aws", "datasets", "s3", rest] => match *rest {
@@ -774,9 +793,10 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
                 module: "airflow.providers.amazon.aws.assets.s3",
                 name: "convert_asset_to_openlineage",
             },
-            "sanitize_uri" => {
-                Replacement::Name("airflow.providers.amazon.aws.assets.s3.sanitize_uri")
-            }
+            "sanitize_uri" => Replacement::AutoImport {
+                module: "airflow.providers.amazon.aws.assets.s3",
+                name: "sanitize_uri",
+            },
             _ => return,
         },
         ["airflow", "providers", "amazon", "aws", "auth_manager", "avp", "entities", "AvpEntities", "DATASET"] => {
@@ -797,9 +817,10 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
                 module: "airflow.providers.common.io.assets.file",
                 name: "convert_asset_to_openlineage",
             },
-            "sanitize_uri" => {
-                Replacement::Name("airflow.providers.common.io.assets.file.sanitize_uri")
-            }
+            "sanitize_uri" => Replacement::AutoImport {
+                module: "airflow.providers.common.io.assets.file",
+                name: "sanitize_uri",
+            },
             _ => return,
         },
 
@@ -826,20 +847,28 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
                 module: "airflow.providers.google.assets.gcs",
                 name: "convert_asset_to_openlineage",
             },
-            ["gcs", "sanitize_uri"] => {
-                Replacement::Name("airflow.providers.google.assets.gcs.sanitize_uri")
-            }
+            ["gcs", "sanitize_uri"] => Replacement::AutoImport {
+                module: "airflow.providers.google.assets.gcs",
+                name: "sanitize_uri",
+            },
+
             _ => return,
         },
 
         // airflow.providers.mysql
         ["airflow", "providers", "mysql", "datasets", "mysql", "sanitize_uri"] => {
-            Replacement::Name("airflow.providers.mysql.assets.mysql.sanitize_uri")
+            Replacement::AutoImport {
+                module: "airflow.providers.mysql.assets.mysql",
+                name: "sanitize_uri",
+            }
         }
 
         // airflow.providers.postgres
         ["airflow", "providers", "postgres", "datasets", "postgres", "sanitize_uri"] => {
-            Replacement::Name("airflow.providers.postgres.assets.postgres.sanitize_uri")
+            Replacement::AutoImport {
+                module: "airflow.providers.postgres.assets.postgres",
+                name: "sanitize_uri",
+            }
         }
 
         // airflow.providers.openlineage
@@ -859,16 +888,15 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
 
         // airflow.providers.trino
         ["airflow", "providers", "trino", "datasets", "trino", "sanitize_uri"] => {
-            Replacement::Name("airflow.providers.trino.assets.trino.sanitize_uri")
+            Replacement::AutoImport {
+                module: "airflow.providers.trino.assets.trino",
+                name: "sanitize_uri",
+            }
         }
 
         _ => return,
     };
 
-    if is_guarded_by_try_except(expr, &replacement, semantic) {
-        return;
-    }
-
     let mut diagnostic = Diagnostic::new(
         Airflow3Removal {
             deprecated: qualified_name.to_string(),
@@ -876,8 +904,15 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
         },
         range,
     );
-
-    if let Replacement::AutoImport { module, name } = replacement {
+    let semantic = checker.semantic();
+    if let Some((module, name)) = match &replacement {
+        Replacement::AutoImport { module, name } => Some((module, *name)),
+        Replacement::SourceModuleMoved { module, name } => Some((module, name.as_str())),
+        _ => None,
+    } {
+        if is_guarded_by_try_except(expr, module, name, semantic) {
+            return;
+        }
         diagnostic.try_set_fix(|| {
             let (import_edit, binding) = checker.importer().get_or_import_symbol(
                 &ImportRequest::import_from(module, name),
@@ -946,7 +981,7 @@ fn diagnostic_for_argument(
         Airflow3Removal {
             deprecated: deprecated.to_string(),
             replacement: match replacement {
-                Some(name) => Replacement::Name(name),
+                Some(name) => Replacement::AttrName(name),
                 None => Replacement::None,
             },
         },

crates/ruff_linter/src/rules/airflow/rules/suggested_to_move_to_provider_in_3.rs

@@ -1,6 +1,6 @@
 use crate::importer::ImportRequest;
 
-use crate::rules::airflow::helpers::ProviderReplacement;
+use crate::rules::airflow::helpers::{is_guarded_by_try_except, ProviderReplacement};
 use ruff_diagnostics::{Diagnostic, Edit, Fix, FixAvailability, Violation};
 use ruff_macros::{derive_message_formats, ViolationMetadata};
 use ruff_python_ast::{Expr, ExprAttribute};
@@ -279,13 +279,17 @@ fn check_names_moved_to_provider(checker: &Checker, expr: &Expr, ranged: TextRan
         ranged.range(),
     );
 
-    if let ProviderReplacement::AutoImport {
-        module,
-        name,
-        provider: _,
-        version: _,
-    } = replacement
-    {
+    let semantic = checker.semantic();
+    if let Some((module, name)) = match &replacement {
+        ProviderReplacement::AutoImport { module, name, .. } => Some((module, *name)),
+        ProviderReplacement::SourceModuleMovedToProvider { module, name, .. } => {
+            Some((module, name.as_str()))
+        }
+        _ => None,
+    } {
+        if is_guarded_by_try_except(expr, module, name, semantic) {
+            return;
+        }
         diagnostic.try_set_fix(|| {
             let (import_edit, binding) = checker.importer().get_or_import_symbol(
                 &ImportRequest::import_from(module, name),

crates/ruff_linter/src/rules/airflow/rules/suggested_to_update_3_0.rs

@@ -53,7 +53,8 @@ impl Violation for Airflow3SuggestedUpdate {
         } = self;
         match replacement {
             Replacement::None
-            | Replacement::Name(_)
+            | Replacement::AttrName(_)
+            | Replacement::Message(_)
             | Replacement::AutoImport { module: _, name: _ }
             | Replacement::SourceModuleMoved { module: _, name: _ } => {
                 format!(
@@ -61,27 +62,21 @@ impl Violation for Airflow3SuggestedUpdate {
                     It still works in Airflow 3.0 but is expected to be removed in a future version."
                 )
             }
-            Replacement::Message(message) => {
-                format!(
-                    "`{deprecated}` is removed in Airflow 3.0; \
-                     It still works in Airflow 3.0 but is expected to be removed in a future version.; \
-                    {message}"
-                )
-            }
         }
     }
 
     fn fix_title(&self) -> Option<String> {
         let Airflow3SuggestedUpdate { replacement, .. } = self;
         match replacement {
-            Replacement::Name(name) => Some(format!("Use `{name}` instead")),
+            Replacement::None => None,
+            Replacement::AttrName(name) => Some(format!("Use `{name}` instead")),
+            Replacement::Message(message) => Some((*message).to_string()),
             Replacement::AutoImport { module, name } => {
                 Some(format!("Use `{module}.{name}` instead"))
             }
             Replacement::SourceModuleMoved { module, name } => {
                 Some(format!("Use `{module}.{name}` instead"))
             }
-            _ => None,
         }
     }
 }
@@ -126,7 +121,7 @@ fn diagnostic_for_argument(
         Airflow3SuggestedUpdate {
             deprecated: deprecated.to_string(),
             replacement: match replacement {
-                Some(name) => Replacement::Name(name),
+                Some(name) => Replacement::AttrName(name),
                 None => Replacement::None,
             },
         },
@@ -242,6 +237,14 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
             name: "attach".to_string(),
         },
 
+        // airflow.models
+        ["airflow", "models", rest @ ("Connection" | "Variable")] => {
+            Replacement::SourceModuleMoved {
+                module: "airflow.sdk",
+                name: (*rest).to_string(),
+            }
+        }
+
         // airflow.models.baseoperator
         ["airflow", "models", "baseoperator", rest] => match *rest {
             "chain" | "chain_linear" | "cross_downstream" => Replacement::SourceModuleMoved {
@@ -275,10 +278,6 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
         _ => return,
     };
 
-    if is_guarded_by_try_except(expr, &replacement, semantic) {
-        return;
-    }
-
     let mut diagnostic = Diagnostic::new(
         Airflow3SuggestedUpdate {
             deprecated: qualified_name.to_string(),
@@ -287,7 +286,15 @@ fn check_name(checker: &Checker, expr: &Expr, range: TextRange) {
         range,
     );
 
-    if let Replacement::AutoImport { module, name } = replacement {
+    let semantic = checker.semantic();
+    if let Some((module, name)) = match &replacement {
+        Replacement::AutoImport { module, name } => Some((module, *name)),
+        Replacement::SourceModuleMoved { module, name } => Some((module, name.as_str())),
+        _ => None,
+    } {
+        if is_guarded_by_try_except(expr, module, name, semantic) {
+            return;
+        }
         diagnostic.try_set_fix(|| {
             let (import_edit, binding) = checker.importer().get_or_import_symbol(
                 &ImportRequest::import_from(module, name),

crates/ruff_linter/src/rules/airflow/snapshots/ruff_linter__rules__airflow__tests__AIR301_AIR301_airflow_plugin.py.snap

@@ -1,7 +1,7 @@
 ---
 source: crates/ruff_linter/src/rules/airflow/mod.rs
 ---
-AIR301_airflow_plugin.py:7:5: AIR301 `operators` is removed in Airflow 3.0; This extension should just be imported as a regular python module.
+AIR301_airflow_plugin.py:7:5: AIR301 `operators` is removed in Airflow 3.0
   |
 5 |     name = "test_plugin"
 6 |     # --- Invalid extensions start
@@ -10,8 +10,9 @@ AIR301_airflow_plugin.py:7:5: AIR301 `operators` is removed in Airflow 3.0; This
 8 |     sensors = [PluginSensorOperator]
 9 |     hooks = [PluginHook]
   |
+  = help: This extension should just be imported as a regular python module.
 
-AIR301_airflow_plugin.py:8:5: AIR301 `sensors` is removed in Airflow 3.0; This extension should just be imported as a regular python module.
+AIR301_airflow_plugin.py:8:5: AIR301 `sensors` is removed in Airflow 3.0
    |
  6 |     # --- Invalid extensions start
  7 |     operators = [PluginOperator]
@@ -20,8 +21,9 @@ AIR301_airflow_plugin.py:8:5: AIR301 `sensors` is removed in Airflow 3.0; This e
  9 |     hooks = [PluginHook]
 10 |     executors = [PluginExecutor]
    |
+   = help: This extension should just be imported as a regular python module.
 
-AIR301_airflow_plugin.py:9:5: AIR301 `hooks` is removed in Airflow 3.0; This extension should just be imported as a regular python module.
+AIR301_airflow_plugin.py:9:5: AIR301 `hooks` is removed in Airflow 3.0
    |
  7 |     operators = [PluginOperator]
  8 |     sensors = [PluginSensorOperator]
@@ -30,8 +32,9 @@ AIR301_airflow_plugin.py:9:5: AIR301 `hooks` is removed in Airflow 3.0; This ext
 10 |     executors = [PluginExecutor]
 11 |     # --- Invalid extensions end
    |
+   = help: This extension should just be imported as a regular python module.
 
-AIR301_airflow_plugin.py:10:5: AIR301 `executors` is removed in Airflow 3.0; This extension should just be imported as a regular python module.
+AIR301_airflow_plugin.py:10:5: AIR301 `executors` is removed in Airflow 3.0
    |
  8 |     sensors = [PluginSensorOperator]
  9 |     hooks = [PluginHook]
@@ -40,3 +43,4 @@ AIR301_airflow_plugin.py:10:5: AIR301 `executors` is removed in Airflow 3.0; Thi
 11 |     # --- Invalid extensions end
 12 |     macros = [plugin_macro]
    |
+   = help: This extension should just be imported as a regular python module.

crates/ruff_linter/src/rules/airflow/snapshots/ruff_linter__rules__airflow__tests__AIR301_AIR301_args.py.snap

@@ -258,10 +258,11 @@ AIR301_args.py:90:16: AIR301 `filename_template` is removed in Airflow 3.0
 92 | FabAuthManager(None)
    |
 
-AIR301_args.py:92:15: AIR301 `appbuilder` is removed in Airflow 3.0; The constructor takes no parameter now
+AIR301_args.py:92:15: AIR301 `appbuilder` is removed in Airflow 3.0
    |
 90 | GCSTaskHandler(filename_template="/tmp/test")
 91 |
 92 | FabAuthManager(None)
    |               ^^^^^^ AIR301
    |
+   = help: The constructor takes no parameter now

crates/ruff_linter/src/rules/airflow/snapshots/ruff_linter__rules__airflow__tests__AIR301_AIR301_names.py.snap

@@ -1,448 +1,488 @@
 ---
 source: crates/ruff_linter/src/rules/airflow/mod.rs
 ---
-AIR301_names.py:56:1: AIR301 `airflow.PY36` is removed in Airflow 3.0
+AIR301_names.py:53:1: AIR301 `airflow.PY36` is removed in Airflow 3.0
    |
-55 | # airflow root
-56 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
+52 | # airflow root
+53 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
    | ^^^^ AIR301
-57 |
-58 | # airflow.api_connexion.security
+54 |
+55 | # airflow.api_connexion.security
    |
    = help: Use `sys.version_info` instead
 
-AIR301_names.py:56:7: AIR301 `airflow.PY37` is removed in Airflow 3.0
+AIR301_names.py:53:7: AIR301 `airflow.PY37` is removed in Airflow 3.0
    |
-55 | # airflow root
-56 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
+52 | # airflow root
+53 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
    |       ^^^^ AIR301
-57 |
-58 | # airflow.api_connexion.security
+54 |
+55 | # airflow.api_connexion.security
    |
    = help: Use `sys.version_info` instead
 
-AIR301_names.py:56:13: AIR301 `airflow.PY38` is removed in Airflow 3.0
+AIR301_names.py:53:13: AIR301 `airflow.PY38` is removed in Airflow 3.0
    |
-55 | # airflow root
-56 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
+52 | # airflow root
+53 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
    |             ^^^^ AIR301
-57 |
-58 | # airflow.api_connexion.security
+54 |
+55 | # airflow.api_connexion.security
    |
    = help: Use `sys.version_info` instead
 
-AIR301_names.py:56:19: AIR301 `airflow.PY39` is removed in Airflow 3.0
+AIR301_names.py:53:19: AIR301 `airflow.PY39` is removed in Airflow 3.0
    |
-55 | # airflow root
-56 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
+52 | # airflow root
+53 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
    |                   ^^^^ AIR301
-57 |
-58 | # airflow.api_connexion.security
+54 |
+55 | # airflow.api_connexion.security
    |
    = help: Use `sys.version_info` instead
 
-AIR301_names.py:56:25: AIR301 `airflow.PY310` is removed in Airflow 3.0
+AIR301_names.py:53:25: AIR301 `airflow.PY310` is removed in Airflow 3.0
    |
-55 | # airflow root
-56 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
+52 | # airflow root
+53 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
    |                         ^^^^^ AIR301
-57 |
-58 | # airflow.api_connexion.security
+54 |
+55 | # airflow.api_connexion.security
    |
    = help: Use `sys.version_info` instead
 
-AIR301_names.py:56:32: AIR301 `airflow.PY311` is removed in Airflow 3.0
+AIR301_names.py:53:32: AIR301 `airflow.PY311` is removed in Airflow 3.0
    |
-55 | # airflow root
-56 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
+52 | # airflow root
+53 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
    |                                ^^^^^ AIR301
-57 |
-58 | # airflow.api_connexion.security
+54 |
+55 | # airflow.api_connexion.security
    |
    = help: Use `sys.version_info` instead
 
-AIR301_names.py:56:39: AIR301 `airflow.PY312` is removed in Airflow 3.0
+AIR301_names.py:53:39: AIR301 `airflow.PY312` is removed in Airflow 3.0
    |
-55 | # airflow root
-56 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
+52 | # airflow root
+53 | PY36, PY37, PY38, PY39, PY310, PY311, PY312
    |                                       ^^^^^ AIR301
-57 |
-58 | # airflow.api_connexion.security
+54 |
+55 | # airflow.api_connexion.security
    |
    = help: Use `sys.version_info` instead
 
-AIR301_names.py:59:1: AIR301 `airflow.api_connexion.security.requires_access` is removed in Airflow 3.0
+AIR301_names.py:56:1: AIR301 `airflow.api_connexion.security.requires_access` is removed in Airflow 3.0
    |
-58 | # airflow.api_connexion.security
-59 | requires_access
+55 | # airflow.api_connexion.security
+56 | requires_access
    | ^^^^^^^^^^^^^^^ AIR301
    |
    = help: Use `airflow.api_connexion.security.requires_access_*` instead
 
-AIR301_names.py:63:1: AIR301 `airflow.configuration.get` is removed in Airflow 3.0
+AIR301_names.py:60:1: AIR301 `airflow.configuration.get` is removed in Airflow 3.0
    |
-62 | # airflow.configuration
-63 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
+59 | # airflow.configuration
+60 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
    | ^^^ AIR301
    |
    = help: Use `airflow.configuration.conf.get` instead
 
-AIR301_names.py:63:6: AIR301 `airflow.configuration.getboolean` is removed in Airflow 3.0
+AIR301_names.py:60:6: AIR301 `airflow.configuration.getboolean` is removed in Airflow 3.0
    |
-62 | # airflow.configuration
-63 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
+59 | # airflow.configuration
+60 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
    |      ^^^^^^^^^^ AIR301
    |
    = help: Use `airflow.configuration.conf.getboolean` instead
 
-AIR301_names.py:63:18: AIR301 `airflow.configuration.getfloat` is removed in Airflow 3.0
+AIR301_names.py:60:18: AIR301 `airflow.configuration.getfloat` is removed in Airflow 3.0
    |
-62 | # airflow.configuration
-63 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
+59 | # airflow.configuration
+60 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
    |                  ^^^^^^^^ AIR301
    |
    = help: Use `airflow.configuration.conf.getfloat` instead
 
-AIR301_names.py:63:28: AIR301 `airflow.configuration.getint` is removed in Airflow 3.0
+AIR301_names.py:60:28: AIR301 `airflow.configuration.getint` is removed in Airflow 3.0
    |
-62 | # airflow.configuration
-63 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
+59 | # airflow.configuration
+60 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
    |                            ^^^^^^ AIR301
    |
    = help: Use `airflow.configuration.conf.getint` instead
 
-AIR301_names.py:63:36: AIR301 `airflow.configuration.has_option` is removed in Airflow 3.0
+AIR301_names.py:60:36: AIR301 `airflow.configuration.has_option` is removed in Airflow 3.0
    |
-62 | # airflow.configuration
-63 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
+59 | # airflow.configuration
+60 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
    |                                    ^^^^^^^^^^ AIR301
    |
    = help: Use `airflow.configuration.conf.has_option` instead
 
-AIR301_names.py:63:48: AIR301 `airflow.configuration.remove_option` is removed in Airflow 3.0
+AIR301_names.py:60:48: AIR301 `airflow.configuration.remove_option` is removed in Airflow 3.0
    |
-62 | # airflow.configuration
-63 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
+59 | # airflow.configuration
+60 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
    |                                                ^^^^^^^^^^^^^ AIR301
    |
    = help: Use `airflow.configuration.conf.remove_option` instead
 
-AIR301_names.py:63:63: AIR301 `airflow.configuration.as_dict` is removed in Airflow 3.0
+AIR301_names.py:60:63: AIR301 `airflow.configuration.as_dict` is removed in Airflow 3.0
    |
-62 | # airflow.configuration
-63 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
+59 | # airflow.configuration
+60 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
    |                                                               ^^^^^^^ AIR301
    |
    = help: Use `airflow.configuration.conf.as_dict` instead
 
-AIR301_names.py:63:72: AIR301 `airflow.configuration.set` is removed in Airflow 3.0
+AIR301_names.py:60:72: AIR301 `airflow.configuration.set` is removed in Airflow 3.0
    |
-62 | # airflow.configuration
-63 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
+59 | # airflow.configuration
+60 | get, getboolean, getfloat, getint, has_option, remove_option, as_dict, set
    |                                                                        ^^^ AIR301
    |
    = help: Use `airflow.configuration.conf.set` instead
 
-AIR301_names.py:67:1: AIR301 `airflow.contrib.aws_athena_hook.AWSAthenaHook` is removed in Airflow 3.0; The whole `airflow.contrib` module has been removed.
+AIR301_names.py:64:1: AIR301 `airflow.contrib.aws_athena_hook.AWSAthenaHook` is removed in Airflow 3.0
    |
-66 | # airflow.contrib.*
-67 | AWSAthenaHook()
+63 | # airflow.contrib.*
+64 | AWSAthenaHook()
    | ^^^^^^^^^^^^^ AIR301
    |
+   = help: The whole `airflow.contrib` module has been removed.
 
-AIR301_names.py:71:1: AIR301 `airflow.datasets.DatasetAliasEvent` is removed in Airflow 3.0
+AIR301_names.py:68:1: AIR301 `airflow.datasets.DatasetAliasEvent` is removed in Airflow 3.0
    |
-70 | # airflow.datasets
-71 | DatasetAliasEvent()
+67 | # airflow.datasets
+68 | DatasetAliasEvent()
    | ^^^^^^^^^^^^^^^^^ AIR301
    |
 
-AIR301_names.py:75:1: AIR301 `airflow.hooks.base_hook.BaseHook` is removed in Airflow 3.0
+AIR301_names.py:72:1: AIR301 `airflow.hooks.base_hook.BaseHook` is removed in Airflow 3.0
    |
-74 | # airflow.hooks
-75 | BaseHook()
+71 | # airflow.hooks
+72 | BaseHook()
    | ^^^^^^^^ AIR301
    |
    = help: Use `airflow.hooks.base.BaseHook` instead
 
-AIR301_names.py:79:1: AIR301 `airflow.operators.subdag.SubDagOperator` is removed in Airflow 3.0; The whole `airflow.subdag` module has been removed.
+AIR301_names.py:76:1: AIR301 `airflow.operators.subdag.SubDagOperator` is removed in Airflow 3.0
    |
-78 | # airflow.operators.subdag.*
-79 | SubDagOperator()
+75 | # airflow.operators.subdag.*
+76 | SubDagOperator()
    | ^^^^^^^^^^^^^^ AIR301
-80 |
-81 | # airflow.providers.mysql
    |
+   = help: The whole `airflow.subdag` module has been removed.
 
-AIR301_names.py:82:7: AIR301 `airflow.providers.mysql.datasets.mysql.sanitize_uri` is removed in Airflow 3.0
+AIR301_names.py:85:1: AIR301 `airflow.sensors.base_sensor_operator.BaseSensorOperator` is removed in Airflow 3.0
    |
-81 | # airflow.providers.mysql
-82 | mysql.sanitize_uri
-   |       ^^^^^^^^^^^^ AIR301
-83 |
-84 | # airflow.providers.postgres
-   |
-   = help: Use `airflow.providers.mysql.assets.mysql.sanitize_uri` instead
-
-AIR301_names.py:85:10: AIR301 `airflow.providers.postgres.datasets.postgres.sanitize_uri` is removed in Airflow 3.0
-   |
-84 | # airflow.providers.postgres
-85 | postgres.sanitize_uri
-   |          ^^^^^^^^^^^^ AIR301
-86 |
-87 | # airflow.providers.trino
-   |
-   = help: Use `airflow.providers.postgres.assets.postgres.sanitize_uri` instead
-
-AIR301_names.py:88:7: AIR301 `airflow.providers.trino.datasets.trino.sanitize_uri` is removed in Airflow 3.0
-   |
-87 | # airflow.providers.trino
-88 | trino.sanitize_uri
-   |       ^^^^^^^^^^^^ AIR301
-89 |
-90 | # airflow.secrets
-   |
-   = help: Use `airflow.providers.trino.assets.trino.sanitize_uri` instead
-
-AIR301_names.py:96:1: AIR301 `airflow.sensors.base_sensor_operator.BaseSensorOperator` is removed in Airflow 3.0
-   |
-95 | # airflow.sensors.base_sensor_operator
-96 | BaseSensorOperator()
+84 | # airflow.sensors.base_sensor_operator
+85 | BaseSensorOperator()
    | ^^^^^^^^^^^^^^^^^^ AIR301
    |
    = help: Use `airflow.sdk.bases.sensor.BaseSensorOperator` instead
 
-AIR301_names.py:100:1: AIR301 `airflow.triggers.external_task.TaskStateTrigger` is removed in Airflow 3.0
+AIR301_names.py:89:1: AIR301 `airflow.triggers.external_task.TaskStateTrigger` is removed in Airflow 3.0
+   |
+88 | # airflow.triggers.external_task
+89 | TaskStateTrigger()
+   | ^^^^^^^^^^^^^^^^ AIR301
+90 |
+91 | # airflow.utils.date
+   |
+
+AIR301_names.py:92:7: AIR301 `airflow.utils.dates.date_range` is removed in Airflow 3.0
+   |
+91 | # airflow.utils.date
+92 | dates.date_range
+   |       ^^^^^^^^^^ AIR301
+93 | dates.days_ago
+   |
+
+AIR301_names.py:93:7: AIR301 `airflow.utils.dates.days_ago` is removed in Airflow 3.0
+   |
+91 | # airflow.utils.date
+92 | dates.date_range
+93 | dates.days_ago
+   |       ^^^^^^^^ AIR301
+94 |
+95 | date_range
+   |
+   = help: Use `pendulum.today('UTC').add(days=-N, ...)` instead
+
+AIR301_names.py:95:1: AIR301 `airflow.utils.dates.date_range` is removed in Airflow 3.0
+   |
+93 | dates.days_ago
+94 |
+95 | date_range
+   | ^^^^^^^^^^ AIR301
+96 | days_ago
+97 | infer_time_unit
+   |
+
+AIR301_names.py:96:1: AIR301 `airflow.utils.dates.days_ago` is removed in Airflow 3.0
+   |
+95 | date_range
+96 | days_ago
+   | ^^^^^^^^ AIR301
+97 | infer_time_unit
+98 | parse_execution_date
+   |
+   = help: Use `pendulum.today('UTC').add(days=-N, ...)` instead
+
+AIR301_names.py:97:1: AIR301 `airflow.utils.dates.infer_time_unit` is removed in Airflow 3.0
+   |
+95 | date_range
+96 | days_ago
+97 | infer_time_unit
+   | ^^^^^^^^^^^^^^^ AIR301
+98 | parse_execution_date
+99 | round_time
+   |
+
+AIR301_names.py:98:1: AIR301 `airflow.utils.dates.parse_execution_date` is removed in Airflow 3.0
     |
- 99 | # airflow.triggers.external_task
-100 | TaskStateTrigger()
+ 96 | days_ago
+ 97 | infer_time_unit
+ 98 | parse_execution_date
+    | ^^^^^^^^^^^^^^^^^^^^ AIR301
+ 99 | round_time
+100 | scale_time_units
+    |
+
+AIR301_names.py:99:1: AIR301 `airflow.utils.dates.round_time` is removed in Airflow 3.0
+    |
+ 97 | infer_time_unit
+ 98 | parse_execution_date
+ 99 | round_time
+    | ^^^^^^^^^^ AIR301
+100 | scale_time_units
+    |
+
+AIR301_names.py:100:1: AIR301 `airflow.utils.dates.scale_time_units` is removed in Airflow 3.0
+    |
+ 98 | parse_execution_date
+ 99 | round_time
+100 | scale_time_units
     | ^^^^^^^^^^^^^^^^ AIR301
 101 |
-102 | # airflow.utils.date
+102 | # This one was not deprecated.
     |
 
-AIR301_names.py:103:7: AIR301 `airflow.utils.dates.date_range` is removed in Airflow 3.0
+AIR301_names.py:107:1: AIR301 `airflow.utils.dag_cycle_tester.test_cycle` is removed in Airflow 3.0
     |
-102 | # airflow.utils.date
-103 | dates.date_range
-    |       ^^^^^^^^^^ AIR301
-104 | dates.days_ago
-    |
-
-AIR301_names.py:104:7: AIR301 `airflow.utils.dates.days_ago` is removed in Airflow 3.0
-    |
-102 | # airflow.utils.date
-103 | dates.date_range
-104 | dates.days_ago
-    |       ^^^^^^^^ AIR301
-105 |
-106 | date_range
-    |
-    = help: Use `pendulum.today('UTC').add(days=-N, ...)` instead
-
-AIR301_names.py:106:1: AIR301 `airflow.utils.dates.date_range` is removed in Airflow 3.0
-    |
-104 | dates.days_ago
-105 |
-106 | date_range
+106 | # airflow.utils.dag_cycle_tester
+107 | test_cycle
     | ^^^^^^^^^^ AIR301
-107 | days_ago
-108 | infer_time_unit
     |
 
-AIR301_names.py:107:1: AIR301 `airflow.utils.dates.days_ago` is removed in Airflow 3.0
+AIR301_names.py:111:1: AIR301 `airflow.utils.db.create_session` is removed in Airflow 3.0
     |
-106 | date_range
-107 | days_ago
-    | ^^^^^^^^ AIR301
-108 | infer_time_unit
-109 | parse_execution_date
-    |
-    = help: Use `pendulum.today('UTC').add(days=-N, ...)` instead
-
-AIR301_names.py:108:1: AIR301 `airflow.utils.dates.infer_time_unit` is removed in Airflow 3.0
-    |
-106 | date_range
-107 | days_ago
-108 | infer_time_unit
-    | ^^^^^^^^^^^^^^^ AIR301
-109 | parse_execution_date
-110 | round_time
-    |
-
-AIR301_names.py:109:1: AIR301 `airflow.utils.dates.parse_execution_date` is removed in Airflow 3.0
-    |
-107 | days_ago
-108 | infer_time_unit
-109 | parse_execution_date
-    | ^^^^^^^^^^^^^^^^^^^^ AIR301
-110 | round_time
-111 | scale_time_units
-    |
-
-AIR301_names.py:110:1: AIR301 `airflow.utils.dates.round_time` is removed in Airflow 3.0
-    |
-108 | infer_time_unit
-109 | parse_execution_date
-110 | round_time
-    | ^^^^^^^^^^ AIR301
-111 | scale_time_units
-    |
-
-AIR301_names.py:111:1: AIR301 `airflow.utils.dates.scale_time_units` is removed in Airflow 3.0
-    |
-109 | parse_execution_date
-110 | round_time
-111 | scale_time_units
-    | ^^^^^^^^^^^^^^^^ AIR301
+110 | # airflow.utils.db
+111 | create_session
+    | ^^^^^^^^^^^^^^ AIR301
 112 |
-113 | # This one was not deprecated.
+113 | # airflow.utils.decorators
     |
 
-AIR301_names.py:118:1: AIR301 `airflow.utils.dag_cycle_tester.test_cycle` is removed in Airflow 3.0
+AIR301_names.py:114:1: AIR301 `airflow.utils.decorators.apply_defaults` is removed in Airflow 3.0
     |
-117 | # airflow.utils.dag_cycle_tester
-118 | test_cycle
-    | ^^^^^^^^^^ AIR301
-    |
-
-AIR301_names.py:122:1: AIR301 `airflow.utils.db.create_session` is removed in Airflow 3.0
-    |
-121 | # airflow.utils.db
-122 | create_session
+113 | # airflow.utils.decorators
+114 | apply_defaults
     | ^^^^^^^^^^^^^^ AIR301
-123 |
-124 | # airflow.utils.decorators
+115 |
+116 | # airflow.utils.file
     |
+    = help: `apply_defaults` is now unconditionally done and can be safely removed.
 
-AIR301_names.py:125:1: AIR301 `airflow.utils.decorators.apply_defaults` is removed in Airflow 3.0; `apply_defaults` is now unconditionally done and can be safely removed.
+AIR301_names.py:117:1: AIR301 `airflow.utils.file.TemporaryDirectory` is removed in Airflow 3.0
     |
-124 | # airflow.utils.decorators
-125 | apply_defaults
-    | ^^^^^^^^^^^^^^ AIR301
-126 |
-127 | # airflow.utils.file
-    |
-
-AIR301_names.py:128:1: AIR301 `airflow.utils.file.TemporaryDirectory` is removed in Airflow 3.0
-    |
-127 | # airflow.utils.file
-128 | TemporaryDirectory()
+116 | # airflow.utils.file
+117 | TemporaryDirectory()
     | ^^^^^^^^^^^^^^^^^^ AIR301
-129 | mkdirs
+118 | mkdirs
     |
     = help: Use `tempfile.TemporaryDirectory` instead
 
-AIR301_names.py:129:1: AIR301 `airflow.utils.file.mkdirs` is removed in Airflow 3.0
+AIR301_names.py:118:1: AIR301 `airflow.utils.file.mkdirs` is removed in Airflow 3.0
     |
-127 | # airflow.utils.file
-128 | TemporaryDirectory()
-129 | mkdirs
+116 | # airflow.utils.file
+117 | TemporaryDirectory()
+118 | mkdirs
     | ^^^^^^ AIR301
-130 |
-131 | #  airflow.utils.helpers
+119 |
+120 | #  airflow.utils.helpers
     |
     = help: Use `pathlib.Path({path}).mkdir` instead
 
-AIR301_names.py:132:1: AIR301 `airflow.utils.helpers.chain` is removed in Airflow 3.0
+AIR301_names.py:121:1: AIR301 [*] `airflow.utils.helpers.chain` is removed in Airflow 3.0
     |
-131 | #  airflow.utils.helpers
-132 | helper_chain
+120 | #  airflow.utils.helpers
+121 | helper_chain
     | ^^^^^^^^^^^^ AIR301
-133 | helper_cross_downstream
+122 | helper_cross_downstream
     |
     = help: Use `airflow.sdk.chain` instead
 
-AIR301_names.py:133:1: AIR301 `airflow.utils.helpers.cross_downstream` is removed in Airflow 3.0
+ℹ Safe fix
+48  48  | from airflow.utils.trigger_rule import TriggerRule
+49  49  | from airflow.www.auth import has_access
+50  50  | from airflow.www.utils import get_sensitive_variables_fields, should_hide_value_for_key
+    51  |+from airflow.sdk import chain
+51  52  | 
+52  53  | # airflow root
+53  54  | PY36, PY37, PY38, PY39, PY310, PY311, PY312
+--------------------------------------------------------------------------------
+118 119 | mkdirs
+119 120 | 
+120 121 | #  airflow.utils.helpers
+121     |-helper_chain
+    122 |+chain
+122 123 | helper_cross_downstream
+123 124 | 
+124 125 | #  airflow.utils.log
+
+AIR301_names.py:122:1: AIR301 [*] `airflow.utils.helpers.cross_downstream` is removed in Airflow 3.0
     |
-131 | #  airflow.utils.helpers
-132 | helper_chain
-133 | helper_cross_downstream
+120 | #  airflow.utils.helpers
+121 | helper_chain
+122 | helper_cross_downstream
     | ^^^^^^^^^^^^^^^^^^^^^^^ AIR301
-134 |
-135 | #  airflow.utils.log
+123 |
+124 | #  airflow.utils.log
     |
     = help: Use `airflow.sdk.cross_downstream` instead
 
-AIR301_names.py:136:1: AIR301 `airflow.utils.log.secrets_masker` is removed in Airflow 3.0
+ℹ Safe fix
+48  48  | from airflow.utils.trigger_rule import TriggerRule
+49  49  | from airflow.www.auth import has_access
+50  50  | from airflow.www.utils import get_sensitive_variables_fields, should_hide_value_for_key
+    51  |+from airflow.sdk import cross_downstream
+51  52  | 
+52  53  | # airflow root
+53  54  | PY36, PY37, PY38, PY39, PY310, PY311, PY312
+--------------------------------------------------------------------------------
+119 120 | 
+120 121 | #  airflow.utils.helpers
+121 122 | helper_chain
+122     |-helper_cross_downstream
+    123 |+cross_downstream
+123 124 | 
+124 125 | #  airflow.utils.log
+125 126 | secrets_masker
+
+AIR301_names.py:125:1: AIR301 `airflow.utils.log.secrets_masker` is removed in Airflow 3.0
     |
-135 | #  airflow.utils.log
-136 | secrets_masker
+124 | #  airflow.utils.log
+125 | secrets_masker
     | ^^^^^^^^^^^^^^ AIR301
-137 |
-138 | # airflow.utils.state
+126 |
+127 | # airflow.utils.state
     |
     = help: Use `airflow.sdk.execution_time.secrets_masker` instead
 
-AIR301_names.py:139:1: AIR301 `airflow.utils.state.SHUTDOWN` is removed in Airflow 3.0
+AIR301_names.py:128:1: AIR301 `airflow.utils.state.SHUTDOWN` is removed in Airflow 3.0
     |
-138 | # airflow.utils.state
-139 | SHUTDOWN
+127 | # airflow.utils.state
+128 | SHUTDOWN
     | ^^^^^^^^ AIR301
-140 | terminating_states
+129 | terminating_states
     |
 
-AIR301_names.py:140:1: AIR301 `airflow.utils.state.terminating_states` is removed in Airflow 3.0
+AIR301_names.py:129:1: AIR301 `airflow.utils.state.terminating_states` is removed in Airflow 3.0
     |
-138 | # airflow.utils.state
-139 | SHUTDOWN
-140 | terminating_states
+127 | # airflow.utils.state
+128 | SHUTDOWN
+129 | terminating_states
     | ^^^^^^^^^^^^^^^^^^ AIR301
-141 |
-142 | #  airflow.utils.trigger_rule
+130 |
+131 | #  airflow.utils.trigger_rule
     |
 
-AIR301_names.py:143:13: AIR301 `airflow.utils.trigger_rule.TriggerRule.DUMMY` is removed in Airflow 3.0
+AIR301_names.py:132:13: AIR301 `airflow.utils.trigger_rule.TriggerRule.DUMMY` is removed in Airflow 3.0
     |
-142 | #  airflow.utils.trigger_rule
-143 | TriggerRule.DUMMY
+131 | #  airflow.utils.trigger_rule
+132 | TriggerRule.DUMMY
     |             ^^^^^ AIR301
-144 | TriggerRule.NONE_FAILED_OR_SKIPPED
+133 | TriggerRule.NONE_FAILED_OR_SKIPPED
     |
 
-AIR301_names.py:144:13: AIR301 `airflow.utils.trigger_rule.TriggerRule.NONE_FAILED_OR_SKIPPED` is removed in Airflow 3.0
+AIR301_names.py:133:13: AIR301 `airflow.utils.trigger_rule.TriggerRule.NONE_FAILED_OR_SKIPPED` is removed in Airflow 3.0
     |
-142 | #  airflow.utils.trigger_rule
-143 | TriggerRule.DUMMY
-144 | TriggerRule.NONE_FAILED_OR_SKIPPED
+131 | #  airflow.utils.trigger_rule
+132 | TriggerRule.DUMMY
+133 | TriggerRule.NONE_FAILED_OR_SKIPPED
     |             ^^^^^^^^^^^^^^^^^^^^^^ AIR301
     |
 
-AIR301_names.py:148:1: AIR301 `airflow.www.auth.has_access` is removed in Airflow 3.0
+AIR301_names.py:137:1: AIR301 `airflow.www.auth.has_access` is removed in Airflow 3.0
     |
-147 | # airflow.www.auth
-148 | has_access
+136 | # airflow.www.auth
+137 | has_access
     | ^^^^^^^^^^ AIR301
-149 |
-150 | # airflow.www.utils
+138 |
+139 | # airflow.www.utils
     |
     = help: Use `airflow.www.auth.has_access_*` instead
 
-AIR301_names.py:151:1: AIR301 `airflow.www.utils.get_sensitive_variables_fields` is removed in Airflow 3.0
+AIR301_names.py:140:1: AIR301 `airflow.www.utils.get_sensitive_variables_fields` is removed in Airflow 3.0
     |
-150 | # airflow.www.utils
-151 | get_sensitive_variables_fields
+139 | # airflow.www.utils
+140 | get_sensitive_variables_fields
     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ AIR301
-152 | should_hide_value_for_key
+141 | should_hide_value_for_key
     |
     = help: Use `airflow.utils.log.secrets_masker.get_sensitive_variables_fields` instead
 
-AIR301_names.py:152:1: AIR301 `airflow.www.utils.should_hide_value_for_key` is removed in Airflow 3.0
+AIR301_names.py:141:1: AIR301 `airflow.www.utils.should_hide_value_for_key` is removed in Airflow 3.0
     |
-150 | # airflow.www.utils
-151 | get_sensitive_variables_fields
-152 | should_hide_value_for_key
+139 | # airflow.www.utils
+140 | get_sensitive_variables_fields
+141 | should_hide_value_for_key
     | ^^^^^^^^^^^^^^^^^^^^^^^^^ AIR301
-153 |
-154 | # airflow.operators.python
+142 |
+143 | # airflow.operators.python
     |
     = help: Use `airflow.utils.log.secrets_masker.should_hide_value_for_key` instead
 
-AIR301_names.py:157:1: AIR301 `airflow.operators.python.get_current_context` is removed in Airflow 3.0
+AIR301_names.py:146:1: AIR301 `airflow.operators.python.get_current_context` is removed in Airflow 3.0
     |
-155 | from airflow.operators.python import get_current_context
-156 |
-157 | get_current_context()
+144 | from airflow.operators.python import get_current_context
+145 |
+146 | get_current_context()
     | ^^^^^^^^^^^^^^^^^^^ AIR301
+147 |
+148 | # airflow.providers.mysql
     |
     = help: Use `airflow.sdk.get_current_context` instead
+
+AIR301_names.py:151:1: AIR301 `airflow.providers.mysql.datasets.mysql.sanitize_uri` is removed in Airflow 3.0
+    |
+149 | from airflow.providers.mysql.datasets.mysql import sanitize_uri
+150 |
+151 | sanitize_uri
+    | ^^^^^^^^^^^^ AIR301
+152 |
+153 | # airflow.providers.postgres
+    |
+    = help: Use `airflow.providers.mysql.assets.mysql.sanitize_uri` instead
+
+AIR301_names.py:156:1: AIR301 `airflow.providers.postgres.datasets.postgres.sanitize_uri` is removed in Airflow 3.0
+    |
+154 | from airflow.providers.postgres.datasets.postgres import sanitize_uri
+155 |
+156 | sanitize_uri
+    | ^^^^^^^^^^^^ AIR301
+157 |
+158 | # airflow.providers.trino
+    |
+    = help: Use `airflow.providers.postgres.assets.postgres.sanitize_uri` instead
+
+AIR301_names.py:161:1: AIR301 `airflow.providers.trino.datasets.trino.sanitize_uri` is removed in Airflow 3.0
+    |
+159 | from airflow.providers.trino.datasets.trino import sanitize_uri
+160 |
+161 | sanitize_uri
+    | ^^^^^^^^^^^^ AIR301
+    |
+    = help: Use `airflow.providers.trino.assets.trino.sanitize_uri` instead

crates/ruff_linter/src/rules/airflow/snapshots/ruff_linter__rules__airflow__tests__AIR302_AIR302_try.py.snap

@@ -0,0 +1,4 @@
+---
+source: crates/ruff_linter/src/rules/airflow/mod.rs
+---
+

crates/ruff_linter/src/rules/airflow/snapshots/ruff_linter__rules__airflow__tests__AIR311_AIR311_names.py.snap

@@ -1,337 +1,394 @@
 ---
 source: crates/ruff_linter/src/rules/airflow/mod.rs
 ---
-AIR311_names.py:23:1: AIR311 [*] `airflow.Dataset` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:27:1: AIR311 [*] `airflow.Dataset` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-22 | # airflow
-23 | DatasetFromRoot()
+26 | # airflow
+27 | DatasetFromRoot()
    | ^^^^^^^^^^^^^^^ AIR311
-24 |
-25 | # airflow.datasets
+28 |
+29 | # airflow.datasets
    |
    = help: Use `airflow.sdk.Asset` instead
 
 ℹ Safe fix
-18 18 | from airflow.models.dag import DAG as DAGFromDag
-19 19 | from airflow.timetables.datasets import DatasetOrTimeSchedule
-20 20 | from airflow.utils.dag_parsing_context import get_parsing_context
-   21 |+from airflow.sdk import Asset
-21 22 | 
-22 23 | # airflow
-23    |-DatasetFromRoot()
-   24 |+Asset()
-24 25 | 
-25 26 | # airflow.datasets
-26 27 | Dataset()
+22 22 | from airflow.models.dag import DAG as DAGFromDag
+23 23 | from airflow.timetables.datasets import DatasetOrTimeSchedule
+24 24 | from airflow.utils.dag_parsing_context import get_parsing_context
+   25 |+from airflow.sdk import Asset
+25 26 | 
+26 27 | # airflow
+27    |-DatasetFromRoot()
+   28 |+Asset()
+28 29 | 
+29 30 | # airflow.datasets
+30 31 | Dataset()
 
-AIR311_names.py:26:1: AIR311 [*] `airflow.datasets.Dataset` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:30:1: AIR311 [*] `airflow.datasets.Dataset` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-25 | # airflow.datasets
-26 | Dataset()
+29 | # airflow.datasets
+30 | Dataset()
    | ^^^^^^^ AIR311
-27 | DatasetAlias()
-28 | DatasetAll()
+31 | DatasetAlias()
+32 | DatasetAll()
    |
    = help: Use `airflow.sdk.Asset` instead
 
 ℹ Safe fix
-18 18 | from airflow.models.dag import DAG as DAGFromDag
-19 19 | from airflow.timetables.datasets import DatasetOrTimeSchedule
-20 20 | from airflow.utils.dag_parsing_context import get_parsing_context
-   21 |+from airflow.sdk import Asset
-21 22 | 
-22 23 | # airflow
-23 24 | DatasetFromRoot()
-24 25 | 
-25 26 | # airflow.datasets
-26    |-Dataset()
-   27 |+Asset()
-27 28 | DatasetAlias()
-28 29 | DatasetAll()
-29 30 | DatasetAny()
+22 22 | from airflow.models.dag import DAG as DAGFromDag
+23 23 | from airflow.timetables.datasets import DatasetOrTimeSchedule
+24 24 | from airflow.utils.dag_parsing_context import get_parsing_context
+   25 |+from airflow.sdk import Asset
+25 26 | 
+26 27 | # airflow
+27 28 | DatasetFromRoot()
+28 29 | 
+29 30 | # airflow.datasets
+30    |-Dataset()
+   31 |+Asset()
+31 32 | DatasetAlias()
+32 33 | DatasetAll()
+33 34 | DatasetAny()
 
-AIR311_names.py:27:1: AIR311 [*] `airflow.datasets.DatasetAlias` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:31:1: AIR311 [*] `airflow.datasets.DatasetAlias` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-25 | # airflow.datasets
-26 | Dataset()
-27 | DatasetAlias()
+29 | # airflow.datasets
+30 | Dataset()
+31 | DatasetAlias()
    | ^^^^^^^^^^^^ AIR311
-28 | DatasetAll()
-29 | DatasetAny()
+32 | DatasetAll()
+33 | DatasetAny()
    |
    = help: Use `airflow.sdk.AssetAlias` instead
 
 ℹ Safe fix
-18 18 | from airflow.models.dag import DAG as DAGFromDag
-19 19 | from airflow.timetables.datasets import DatasetOrTimeSchedule
-20 20 | from airflow.utils.dag_parsing_context import get_parsing_context
-   21 |+from airflow.sdk import AssetAlias
-21 22 | 
-22 23 | # airflow
-23 24 | DatasetFromRoot()
-24 25 | 
-25 26 | # airflow.datasets
-26 27 | Dataset()
-27    |-DatasetAlias()
-   28 |+AssetAlias()
-28 29 | DatasetAll()
-29 30 | DatasetAny()
-30 31 | Metadata()
+22 22 | from airflow.models.dag import DAG as DAGFromDag
+23 23 | from airflow.timetables.datasets import DatasetOrTimeSchedule
+24 24 | from airflow.utils.dag_parsing_context import get_parsing_context
+   25 |+from airflow.sdk import AssetAlias
+25 26 | 
+26 27 | # airflow
+27 28 | DatasetFromRoot()
+28 29 | 
+29 30 | # airflow.datasets
+30 31 | Dataset()
+31    |-DatasetAlias()
+   32 |+AssetAlias()
+32 33 | DatasetAll()
+33 34 | DatasetAny()
+34 35 | Metadata()
 
-AIR311_names.py:28:1: AIR311 [*] `airflow.datasets.DatasetAll` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:32:1: AIR311 [*] `airflow.datasets.DatasetAll` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-26 | Dataset()
-27 | DatasetAlias()
-28 | DatasetAll()
+30 | Dataset()
+31 | DatasetAlias()
+32 | DatasetAll()
    | ^^^^^^^^^^ AIR311
-29 | DatasetAny()
-30 | Metadata()
+33 | DatasetAny()
+34 | Metadata()
    |
    = help: Use `airflow.sdk.AssetAll` instead
 
 ℹ Safe fix
-18 18 | from airflow.models.dag import DAG as DAGFromDag
-19 19 | from airflow.timetables.datasets import DatasetOrTimeSchedule
-20 20 | from airflow.utils.dag_parsing_context import get_parsing_context
-   21 |+from airflow.sdk import AssetAll
-21 22 | 
-22 23 | # airflow
-23 24 | DatasetFromRoot()
+22 22 | from airflow.models.dag import DAG as DAGFromDag
+23 23 | from airflow.timetables.datasets import DatasetOrTimeSchedule
+24 24 | from airflow.utils.dag_parsing_context import get_parsing_context
+   25 |+from airflow.sdk import AssetAll
+25 26 | 
+26 27 | # airflow
+27 28 | DatasetFromRoot()
 --------------------------------------------------------------------------------
-25 26 | # airflow.datasets
-26 27 | Dataset()
-27 28 | DatasetAlias()
-28    |-DatasetAll()
-   29 |+AssetAll()
-29 30 | DatasetAny()
-30 31 | Metadata()
-31 32 | expand_alias_to_datasets()
+29 30 | # airflow.datasets
+30 31 | Dataset()
+31 32 | DatasetAlias()
+32    |-DatasetAll()
+   33 |+AssetAll()
+33 34 | DatasetAny()
+34 35 | Metadata()
+35 36 | expand_alias_to_datasets()
 
-AIR311_names.py:29:1: AIR311 [*] `airflow.datasets.DatasetAny` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:33:1: AIR311 [*] `airflow.datasets.DatasetAny` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-27 | DatasetAlias()
-28 | DatasetAll()
-29 | DatasetAny()
+31 | DatasetAlias()
+32 | DatasetAll()
+33 | DatasetAny()
    | ^^^^^^^^^^ AIR311
-30 | Metadata()
-31 | expand_alias_to_datasets()
+34 | Metadata()
+35 | expand_alias_to_datasets()
    |
    = help: Use `airflow.sdk.AssetAny` instead
 
 ℹ Safe fix
-18 18 | from airflow.models.dag import DAG as DAGFromDag
-19 19 | from airflow.timetables.datasets import DatasetOrTimeSchedule
-20 20 | from airflow.utils.dag_parsing_context import get_parsing_context
-   21 |+from airflow.sdk import AssetAny
-21 22 | 
-22 23 | # airflow
-23 24 | DatasetFromRoot()
+22 22 | from airflow.models.dag import DAG as DAGFromDag
+23 23 | from airflow.timetables.datasets import DatasetOrTimeSchedule
+24 24 | from airflow.utils.dag_parsing_context import get_parsing_context
+   25 |+from airflow.sdk import AssetAny
+25 26 | 
+26 27 | # airflow
+27 28 | DatasetFromRoot()
 --------------------------------------------------------------------------------
-26 27 | Dataset()
-27 28 | DatasetAlias()
-28 29 | DatasetAll()
-29    |-DatasetAny()
-   30 |+AssetAny()
-30 31 | Metadata()
-31 32 | expand_alias_to_datasets()
-32 33 | 
+30 31 | Dataset()
+31 32 | DatasetAlias()
+32 33 | DatasetAll()
+33    |-DatasetAny()
+   34 |+AssetAny()
+34 35 | Metadata()
+35 36 | expand_alias_to_datasets()
+36 37 | 
 
-AIR311_names.py:30:1: AIR311 `airflow.datasets.metadata.Metadata` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:34:1: AIR311 `airflow.datasets.metadata.Metadata` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-28 | DatasetAll()
-29 | DatasetAny()
-30 | Metadata()
+32 | DatasetAll()
+33 | DatasetAny()
+34 | Metadata()
    | ^^^^^^^^ AIR311
-31 | expand_alias_to_datasets()
+35 | expand_alias_to_datasets()
    |
    = help: Use `airflow.sdk.Metadata` instead
 
-AIR311_names.py:31:1: AIR311 [*] `airflow.datasets.expand_alias_to_datasets` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:35:1: AIR311 [*] `airflow.datasets.expand_alias_to_datasets` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-29 | DatasetAny()
-30 | Metadata()
-31 | expand_alias_to_datasets()
+33 | DatasetAny()
+34 | Metadata()
+35 | expand_alias_to_datasets()
    | ^^^^^^^^^^^^^^^^^^^^^^^^ AIR311
-32 |
-33 | # airflow.decorators
+36 |
+37 | # airflow.decorators
    |
    = help: Use `airflow.sdk.expand_alias_to_assets` instead
 
 ℹ Safe fix
-18 18 | from airflow.models.dag import DAG as DAGFromDag
-19 19 | from airflow.timetables.datasets import DatasetOrTimeSchedule
-20 20 | from airflow.utils.dag_parsing_context import get_parsing_context
-   21 |+from airflow.sdk import expand_alias_to_assets
-21 22 | 
-22 23 | # airflow
-23 24 | DatasetFromRoot()
+22 22 | from airflow.models.dag import DAG as DAGFromDag
+23 23 | from airflow.timetables.datasets import DatasetOrTimeSchedule
+24 24 | from airflow.utils.dag_parsing_context import get_parsing_context
+   25 |+from airflow.sdk import expand_alias_to_assets
+25 26 | 
+26 27 | # airflow
+27 28 | DatasetFromRoot()
 --------------------------------------------------------------------------------
-28 29 | DatasetAll()
-29 30 | DatasetAny()
-30 31 | Metadata()
-31    |-expand_alias_to_datasets()
-   32 |+expand_alias_to_assets()
-32 33 | 
-33 34 | # airflow.decorators
-34 35 | dag()
+32 33 | DatasetAll()
+33 34 | DatasetAny()
+34 35 | Metadata()
+35    |-expand_alias_to_datasets()
+   36 |+expand_alias_to_assets()
+36 37 | 
+37 38 | # airflow.decorators
+38 39 | dag()
 
-AIR311_names.py:34:1: AIR311 `airflow.decorators.dag` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:38:1: AIR311 `airflow.decorators.dag` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-33 | # airflow.decorators
-34 | dag()
+37 | # airflow.decorators
+38 | dag()
    | ^^^ AIR311
-35 | task()
-36 | task_group()
+39 | task()
+40 | task_group()
    |
    = help: Use `airflow.sdk.dag` instead
 
-AIR311_names.py:35:1: AIR311 `airflow.decorators.task` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:39:1: AIR311 `airflow.decorators.task` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-33 | # airflow.decorators
-34 | dag()
-35 | task()
+37 | # airflow.decorators
+38 | dag()
+39 | task()
    | ^^^^ AIR311
-36 | task_group()
-37 | setup()
+40 | task_group()
+41 | setup()
    |
    = help: Use `airflow.sdk.task` instead
 
-AIR311_names.py:36:1: AIR311 `airflow.decorators.task_group` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:40:1: AIR311 `airflow.decorators.task_group` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-34 | dag()
-35 | task()
-36 | task_group()
+38 | dag()
+39 | task()
+40 | task_group()
    | ^^^^^^^^^^ AIR311
-37 | setup()
-38 | teardown()
+41 | setup()
+42 | teardown()
    |
    = help: Use `airflow.sdk.task_group` instead
 
-AIR311_names.py:37:1: AIR311 `airflow.decorators.setup` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:41:1: AIR311 `airflow.decorators.setup` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-35 | task()
-36 | task_group()
-37 | setup()
+39 | task()
+40 | task_group()
+41 | setup()
    | ^^^^^ AIR311
-38 | teardown()
+42 | teardown()
    |
    = help: Use `airflow.sdk.setup` instead
 
-AIR311_names.py:38:1: AIR311 `airflow.decorators.teardown` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:42:1: AIR311 `airflow.decorators.teardown` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-36 | task_group()
-37 | setup()
-38 | teardown()
+40 | task_group()
+41 | setup()
+42 | teardown()
    | ^^^^^^^^ AIR311
-39 |
-40 | # airflow.io
+43 |
+44 | # airflow.io
    |
    = help: Use `airflow.sdk.teardown` instead
 
-AIR311_names.py:41:1: AIR311 `airflow.io.path.ObjectStoragePath` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:45:1: AIR311 `airflow.io.path.ObjectStoragePath` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-40 | # airflow.io
-41 | ObjectStoragePath()
+44 | # airflow.io
+45 | ObjectStoragePath()
    | ^^^^^^^^^^^^^^^^^ AIR311
-42 | attach()
+46 | attach()
    |
    = help: Use `airflow.sdk.ObjectStoragePath` instead
 
-AIR311_names.py:42:1: AIR311 `airflow.io.storage.attach` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:46:1: AIR311 `airflow.io.storage.attach` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-40 | # airflow.io
-41 | ObjectStoragePath()
-42 | attach()
+44 | # airflow.io
+45 | ObjectStoragePath()
+46 | attach()
    | ^^^^^^ AIR311
-43 |
-44 | # airflow.models
+47 |
+48 | # airflow.models
    |
    = help: Use `airflow.sdk.io.attach` instead
 
-AIR311_names.py:45:1: AIR311 `airflow.models.DAG` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:49:1: AIR311 `airflow.models.Connection` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-44 | # airflow.models
-45 | DAGFromModel()
+48 | # airflow.models
+49 | Connection()
+   | ^^^^^^^^^^ AIR311
+50 | DAGFromModel()
+51 | Variable()
+   |
+   = help: Use `airflow.sdk.Connection` instead
+
+AIR311_names.py:50:1: AIR311 [*] `airflow.models.DAG` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+   |
+48 | # airflow.models
+49 | Connection()
+50 | DAGFromModel()
    | ^^^^^^^^^^^^ AIR311
-46 |
-47 | # airflow.models.baseoperator
+51 | Variable()
    |
    = help: Use `airflow.sdk.DAG` instead
 
-AIR311_names.py:48:1: AIR311 `airflow.models.baseoperator.chain` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+ℹ Safe fix
+22 22 | from airflow.models.dag import DAG as DAGFromDag
+23 23 | from airflow.timetables.datasets import DatasetOrTimeSchedule
+24 24 | from airflow.utils.dag_parsing_context import get_parsing_context
+   25 |+from airflow.sdk import DAG
+25 26 | 
+26 27 | # airflow
+27 28 | DatasetFromRoot()
+--------------------------------------------------------------------------------
+47 48 | 
+48 49 | # airflow.models
+49 50 | Connection()
+50    |-DAGFromModel()
+   51 |+DAG()
+51 52 | Variable()
+52 53 | 
+53 54 | # airflow.models.baseoperator
+
+AIR311_names.py:51:1: AIR311 `airflow.models.Variable` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-47 | # airflow.models.baseoperator
-48 | chain()
+49 | Connection()
+50 | DAGFromModel()
+51 | Variable()
+   | ^^^^^^^^ AIR311
+52 |
+53 | # airflow.models.baseoperator
+   |
+   = help: Use `airflow.sdk.Variable` instead
+
+AIR311_names.py:54:1: AIR311 `airflow.models.baseoperator.chain` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+   |
+53 | # airflow.models.baseoperator
+54 | chain()
    | ^^^^^ AIR311
-49 | chain_linear()
-50 | cross_downstream()
+55 | chain_linear()
+56 | cross_downstream()
    |
    = help: Use `airflow.sdk.chain` instead
 
-AIR311_names.py:49:1: AIR311 `airflow.models.baseoperator.chain_linear` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:55:1: AIR311 `airflow.models.baseoperator.chain_linear` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-47 | # airflow.models.baseoperator
-48 | chain()
-49 | chain_linear()
+53 | # airflow.models.baseoperator
+54 | chain()
+55 | chain_linear()
    | ^^^^^^^^^^^^ AIR311
-50 | cross_downstream()
+56 | cross_downstream()
    |
    = help: Use `airflow.sdk.chain_linear` instead
 
-AIR311_names.py:50:1: AIR311 `airflow.models.baseoperator.cross_downstream` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:56:1: AIR311 `airflow.models.baseoperator.cross_downstream` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-48 | chain()
-49 | chain_linear()
-50 | cross_downstream()
+54 | chain()
+55 | chain_linear()
+56 | cross_downstream()
    | ^^^^^^^^^^^^^^^^ AIR311
-51 |
-52 | # airflow.models.baseoperatolinker
+57 |
+58 | # airflow.models.baseoperatolinker
    |
    = help: Use `airflow.sdk.cross_downstream` instead
 
-AIR311_names.py:56:1: AIR311 `airflow.models.dag.DAG` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:62:1: AIR311 [*] `airflow.models.dag.DAG` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-55 | # airflow.models.dag
-56 | DAGFromDag()
+61 | # airflow.models.dag
+62 | DAGFromDag()
    | ^^^^^^^^^^ AIR311
-57 | # airflow.timetables.datasets
-58 | DatasetOrTimeSchedule()
+63 | # airflow.timetables.datasets
+64 | DatasetOrTimeSchedule()
    |
    = help: Use `airflow.sdk.DAG` instead
 
-AIR311_names.py:58:1: AIR311 [*] `airflow.timetables.datasets.DatasetOrTimeSchedule` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+ℹ Safe fix
+22 22 | from airflow.models.dag import DAG as DAGFromDag
+23 23 | from airflow.timetables.datasets import DatasetOrTimeSchedule
+24 24 | from airflow.utils.dag_parsing_context import get_parsing_context
+   25 |+from airflow.sdk import DAG
+25 26 | 
+26 27 | # airflow
+27 28 | DatasetFromRoot()
+--------------------------------------------------------------------------------
+59 60 | BaseOperatorLink()
+60 61 | 
+61 62 | # airflow.models.dag
+62    |-DAGFromDag()
+   63 |+DAG()
+63 64 | # airflow.timetables.datasets
+64 65 | DatasetOrTimeSchedule()
+65 66 | 
+
+AIR311_names.py:64:1: AIR311 [*] `airflow.timetables.datasets.DatasetOrTimeSchedule` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-56 | DAGFromDag()
-57 | # airflow.timetables.datasets
-58 | DatasetOrTimeSchedule()
+62 | DAGFromDag()
+63 | # airflow.timetables.datasets
+64 | DatasetOrTimeSchedule()
    | ^^^^^^^^^^^^^^^^^^^^^ AIR311
-59 |
-60 | # airflow.utils.dag_parsing_context
+65 |
+66 | # airflow.utils.dag_parsing_context
    |
    = help: Use `airflow.timetables.assets.AssetOrTimeSchedule` instead
 
 ℹ Safe fix
-18 18 | from airflow.models.dag import DAG as DAGFromDag
-19 19 | from airflow.timetables.datasets import DatasetOrTimeSchedule
-20 20 | from airflow.utils.dag_parsing_context import get_parsing_context
-   21 |+from airflow.timetables.assets import AssetOrTimeSchedule
-21 22 | 
-22 23 | # airflow
-23 24 | DatasetFromRoot()
+22 22 | from airflow.models.dag import DAG as DAGFromDag
+23 23 | from airflow.timetables.datasets import DatasetOrTimeSchedule
+24 24 | from airflow.utils.dag_parsing_context import get_parsing_context
+   25 |+from airflow.timetables.assets import AssetOrTimeSchedule
+25 26 | 
+26 27 | # airflow
+27 28 | DatasetFromRoot()
 --------------------------------------------------------------------------------
-55 56 | # airflow.models.dag
-56 57 | DAGFromDag()
-57 58 | # airflow.timetables.datasets
-58    |-DatasetOrTimeSchedule()
-   59 |+AssetOrTimeSchedule()
-59 60 | 
-60 61 | # airflow.utils.dag_parsing_context
-61 62 | get_parsing_context()
+61 62 | # airflow.models.dag
+62 63 | DAGFromDag()
+63 64 | # airflow.timetables.datasets
+64    |-DatasetOrTimeSchedule()
+   65 |+AssetOrTimeSchedule()
+65 66 | 
+66 67 | # airflow.utils.dag_parsing_context
+67 68 | get_parsing_context()
 
-AIR311_names.py:61:1: AIR311 `airflow.utils.dag_parsing_context.get_parsing_context` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
+AIR311_names.py:67:1: AIR311 `airflow.utils.dag_parsing_context.get_parsing_context` is removed in Airflow 3.0; It still works in Airflow 3.0 but is expected to be removed in a future version.
    |
-60 | # airflow.utils.dag_parsing_context
-61 | get_parsing_context()
+66 | # airflow.utils.dag_parsing_context
+67 | get_parsing_context()
    | ^^^^^^^^^^^^^^^^^^^ AIR311
    |
    = help: Use `airflow.sdk.get_parsing_context` instead

crates/ruff_linter/src/rules/airflow/snapshots/ruff_linter__rules__airflow__tests__AIR311_AIR311_try.py.snap

@@ -0,0 +1,4 @@
+---
+source: crates/ruff_linter/src/rules/airflow/mod.rs
+---
+

crates/ruff_linter/src/rules/airflow/snapshots/ruff_linter__rules__airflow__tests__AIR312_AIR312_try.py.snap

@@ -0,0 +1,4 @@
+---
+source: crates/ruff_linter/src/rules/airflow/mod.rs
+---
+

crates/ruff_linter/src/rules/flake8_bandit/rules/hardcoded_sql_expression.rs

@@ -100,7 +100,15 @@ pub(crate) fn hardcoded_sql_expression(checker: &Checker, expr: &Expr) {
         }
 
         // f"select * from table where val = {val}"
-        Expr::FString(f_string) => concatenated_f_string(f_string, checker.locator()),
+        Expr::FString(f_string)
+            if f_string
+                .value
+                .f_strings()
+                .any(|fs| fs.elements.iter().any(ast::FStringElement::is_expression)) =>
+        {
+            concatenated_f_string(f_string, checker.locator())
+        }
+
         _ => return,
     };
 

crates/ruff_linter/src/rules/flake8_bandit/snapshots/ruff_linter__rules__flake8_bandit__tests__S608_S608.py.snap

@@ -601,4 +601,6 @@ S608.py:164:11: S608 Possible SQL injection vector through string-based query co
 167 | |     FROM ({user_input}) raw
 168 | | """
     | |___^ S608
+169 |
+170 |   # https://github.com/astral-sh/ruff/issues/17967
     |

crates/ruff_linter/src/rules/flake8_bugbear/rules/no_explicit_stacklevel.rs

@@ -1,6 +1,6 @@
 use ruff_diagnostics::{AlwaysFixableViolation, Diagnostic, Fix};
 use ruff_macros::{derive_message_formats, ViolationMetadata};
-use ruff_python_ast::{self as ast};
+use ruff_python_ast::{self as ast, Expr};
 use ruff_text_size::Ranged;
 
 use crate::{checkers::ast::Checker, fix::edits::add_argument};
@@ -60,10 +60,18 @@ pub(crate) fn no_explicit_stacklevel(checker: &Checker, call: &ast::ExprCall) {
         return;
     }
 
+    // When prefixes are supplied, stacklevel is implicitly overridden to be `max(2, stacklevel)`.
+    //
+    // Signature as of Python 3.13 (https://docs.python.org/3/library/warnings.html#warnings.warn)
+    // ```text
+    //                  0       1               2            3                  4
+    // warnings.warn(message, category=None, stacklevel=1, source=None, *, skip_file_prefixes=())
+    // ```
     if call
         .arguments
         .find_argument_value("stacklevel", 2)
         .is_some()
+        || is_skip_file_prefixes_param_set(&call.arguments)
         || call
             .arguments
             .args
@@ -90,3 +98,14 @@ pub(crate) fn no_explicit_stacklevel(checker: &Checker, call: &ast::ExprCall) {
 
     checker.report_diagnostic(diagnostic);
 }
+
+/// Returns `true` if `skip_file_prefixes` is set to its non-default value.
+/// The default value of `skip_file_prefixes` is an empty tuple.
+fn is_skip_file_prefixes_param_set(arguments: &ast::Arguments) -> bool {
+    arguments
+        .find_keyword("skip_file_prefixes")
+        .is_some_and(|keyword| match &keyword.value {
+            Expr::Tuple(tuple) => !tuple.elts.is_empty(),
+            _ => true,
+        })
+}

crates/ruff_linter/src/rules/flake8_bugbear/snapshots/ruff_linter__rules__flake8_bugbear__tests__B028_B028.py.snap

@@ -61,3 +61,26 @@ B028.py:22:1: B028 [*] No explicit `stacklevel` keyword argument found
 26    |-        source = None # no trailing comma
    26 |+        source = None, stacklevel=2 # no trailing comma
 27 27 |     )
+28 28 | 
+29 29 | # https://github.com/astral-sh/ruff/issues/18011
+
+B028.py:32:1: B028 [*] No explicit `stacklevel` keyword argument found
+   |
+30 | warnings.warn("test", skip_file_prefixes=(os.path.dirname(__file__),))
+31 | # trigger diagnostic if `skip_file_prefixes` is present and set to the default value
+32 | warnings.warn("test", skip_file_prefixes=())
+   | ^^^^^^^^^^^^^ B028
+33 |
+34 | _my_prefixes = ("this","that")
+   |
+   = help: Set `stacklevel=2`
+
+ℹ Unsafe fix
+29 29 | # https://github.com/astral-sh/ruff/issues/18011
+30 30 | warnings.warn("test", skip_file_prefixes=(os.path.dirname(__file__),))
+31 31 | # trigger diagnostic if `skip_file_prefixes` is present and set to the default value
+32    |-warnings.warn("test", skip_file_prefixes=())
+   32 |+warnings.warn("test", skip_file_prefixes=(), stacklevel=2)
+33 33 | 
+34 34 | _my_prefixes = ("this","that")
+35 35 | warnings.warn("test", skip_file_prefixes = _my_prefixes)

crates/ruff_linter/src/rules/flake8_pie/rules/unnecessary_dict_kwargs.rs

@@ -1,7 +1,7 @@
 use itertools::Itertools;
 use rustc_hash::{FxBuildHasher, FxHashSet};
 
-use ruff_diagnostics::{Diagnostic, Edit, Fix, FixAvailability, Violation};
+use ruff_diagnostics::{Applicability, Diagnostic, Edit, Fix, FixAvailability, Violation};
 use ruff_macros::{derive_message_formats, ViolationMetadata};
 use ruff_python_ast::parenthesize::parenthesized_range;
 use ruff_python_ast::{self as ast, Expr};
@@ -19,6 +19,7 @@ use crate::fix::edits::{remove_argument, Parentheses};
 /// arguments directly.
 ///
 /// ## Example
+///
 /// ```python
 /// def foo(bar):
 ///     return bar + 1
@@ -28,6 +29,7 @@ use crate::fix::edits::{remove_argument, Parentheses};
 /// ```
 ///
 /// Use instead:
+///
 /// ```python
 /// def foo(bar):
 ///     return bar + 1
@@ -36,6 +38,26 @@ use crate::fix::edits::{remove_argument, Parentheses};
 /// print(foo(bar=2))  # prints 3
 /// ```
 ///
+/// ## Fix safety
+///
+/// This rule's fix is marked as unsafe for dictionaries with comments interleaved between
+/// the items, as comments may be removed.
+///
+/// For example, the fix would be marked as unsafe in the following case:
+///
+/// ```python
+/// foo(
+///     **{
+///         # comment
+///         "x": 1.0,
+///         # comment
+///         "y": 2.0,
+///     }
+/// )
+/// ```
+///
+/// as this is converted to `foo(x=1.0, y=2.0)` without any of the comments.
+///
 /// ## References
 /// - [Python documentation: Dictionary displays](https://docs.python.org/3/reference/expressions.html#dictionary-displays)
 /// - [Python documentation: Calls](https://docs.python.org/3/reference/expressions.html#calls)
@@ -113,7 +135,7 @@ pub(crate) fn unnecessary_dict_kwargs(checker: &Checker, call: &ast::ExprCall) {
                     .iter()
                     .all(|kwarg| !duplicate_keywords.contains(kwarg))
                 {
-                    diagnostic.set_fix(Fix::safe_edit(Edit::range_replacement(
+                    let edit = Edit::range_replacement(
                         kwargs
                             .iter()
                             .zip(dict.iter_values())
@@ -134,7 +156,15 @@ pub(crate) fn unnecessary_dict_kwargs(checker: &Checker, call: &ast::ExprCall) {
                             })
                             .join(", "),
                         keyword.range(),
-                    )));
+                    );
+                    diagnostic.set_fix(Fix::applicable_edit(
+                        edit,
+                        if checker.comment_ranges().intersects(dict.range()) {
+                            Applicability::Unsafe
+                        } else {
+                            Applicability::Safe
+                        },
+                    ));
                 }
             }
         }

crates/ruff_linter/src/rules/flake8_pie/snapshots/ruff_linter__rules__flake8_pie__tests__PIE804_PIE804.py.snap

@@ -208,6 +208,8 @@ PIE804.py:29:12: PIE804 [*] Unnecessary `dict` kwargs
 29    |-abc(foo=1, **{'bar': (bar := 1)})  # PIE804
    29 |+abc(foo=1, bar=(bar := 1))  # PIE804
 30 30 | abc(foo=1, **{'bar': (yield 1)})  # PIE804
+31 31 | 
+32 32 | # https://github.com/astral-sh/ruff/issues/18036
 
 PIE804.py:30:12: PIE804 [*] Unnecessary `dict` kwargs
    |
@@ -215,6 +217,8 @@ PIE804.py:30:12: PIE804 [*] Unnecessary `dict` kwargs
 29 | abc(foo=1, **{'bar': (bar := 1)})  # PIE804
 30 | abc(foo=1, **{'bar': (yield 1)})  # PIE804
    |            ^^^^^^^^^^^^^^^^^^^^ PIE804
+31 |
+32 | # https://github.com/astral-sh/ruff/issues/18036
    |
    = help: Remove unnecessary kwargs
 
@@ -224,3 +228,34 @@ PIE804.py:30:12: PIE804 [*] Unnecessary `dict` kwargs
 29 29 | abc(foo=1, **{'bar': (bar := 1)})  # PIE804
 30    |-abc(foo=1, **{'bar': (yield 1)})  # PIE804
    30 |+abc(foo=1, bar=(yield 1))  # PIE804
+31 31 | 
+32 32 | # https://github.com/astral-sh/ruff/issues/18036
+33 33 | # The autofix for this is unsafe due to the comments inside the dictionary.
+
+PIE804.py:35:5: PIE804 [*] Unnecessary `dict` kwargs
+   |
+33 |   # The autofix for this is unsafe due to the comments inside the dictionary.
+34 |   foo(
+35 | /     **{
+36 | |         # Comment 1
+37 | |         "x": 1.0,
+38 | |         # Comment 2
+39 | |         "y": 2.0,
+40 | |     }
+   | |_____^ PIE804
+41 |   )
+   |
+   = help: Remove unnecessary kwargs
+
+ℹ Unsafe fix
+32 32 | # https://github.com/astral-sh/ruff/issues/18036
+33 33 | # The autofix for this is unsafe due to the comments inside the dictionary.
+34 34 | foo(
+35    |-    **{
+36    |-        # Comment 1
+37    |-        "x": 1.0,
+38    |-        # Comment 2
+39    |-        "y": 2.0,
+40    |-    }
+   35 |+    x=1.0, y=2.0
+41 36 | )

crates/ruff_linter/src/rules/flake8_pytest_style/rules/fixture.rs

@@ -1,6 +1,7 @@
 use ruff_diagnostics::{AlwaysFixableViolation, Violation};
 use ruff_diagnostics::{Diagnostic, Edit, Fix};
 use ruff_macros::{derive_message_formats, ViolationMetadata};
+use ruff_python_ast::helpers::map_callable;
 use ruff_python_ast::name::UnqualifiedName;
 use ruff_python_ast::visitor;
 use ruff_python_ast::visitor::Visitor;
@@ -11,6 +12,7 @@ use ruff_python_semantic::SemanticModel;
 use ruff_source_file::LineRanges;
 use ruff_text_size::Ranged;
 use ruff_text_size::{TextLen, TextRange};
+use rustc_hash::FxHashSet;
 
 use crate::checkers::ast::Checker;
 use crate::fix::edits;
@@ -807,10 +809,51 @@ fn check_fixture_returns(checker: &Checker, name: &str, body: &[Stmt], returns:
 }
 
 /// PT019
-fn check_test_function_args(checker: &Checker, parameters: &Parameters) {
+fn check_test_function_args(checker: &Checker, parameters: &Parameters, decorators: &[Decorator]) {
+    let mut named_parametrize = FxHashSet::default();
+    for decorator in decorators.iter().filter(|decorator| {
+        UnqualifiedName::from_expr(map_callable(&decorator.expression))
+            .is_some_and(|name| matches!(name.segments(), ["pytest", "mark", "parametrize"]))
+    }) {
+        let Some(call_expr) = decorator.expression.as_call_expr() else {
+            continue;
+        };
+        let Some(first_arg) = call_expr.arguments.find_argument_value("argnames", 0) else {
+            continue;
+        };
+
+        match first_arg {
+            Expr::StringLiteral(ast::ExprStringLiteral { value, .. }) => {
+                named_parametrize.extend(
+                    value
+                        .to_str()
+                        .split(',')
+                        .map(str::trim)
+                        .filter(|param| !param.is_empty() && param.starts_with('_')),
+                );
+            }
+
+            Expr::Name(_) => return,
+            Expr::List(ast::ExprList { elts, .. }) | Expr::Tuple(ast::ExprTuple { elts, .. })
+                if elts.iter().any(Expr::is_name_expr) =>
+            {
+                return
+            }
+            Expr::List(ast::ExprList { elts, .. }) | Expr::Tuple(ast::ExprTuple { elts, .. }) => {
+                named_parametrize.extend(
+                    elts.iter()
+                        .filter_map(Expr::as_string_literal_expr)
+                        .map(|param| param.value.to_str().trim())
+                        .filter(|param| !param.is_empty() && param.starts_with('_')),
+                );
+            }
+            _ => {}
+        }
+    }
+
     for parameter in parameters.iter_non_variadic_params() {
         let name = parameter.name();
-        if name.starts_with('_') {
+        if name.starts_with('_') && !named_parametrize.contains(name.as_str()) {
             checker.report_diagnostic(Diagnostic::new(
                 PytestFixtureParamWithoutValue {
                     name: name.to_string(),
@@ -915,6 +958,6 @@ pub(crate) fn fixture(
     }
 
     if checker.enabled(Rule::PytestFixtureParamWithoutValue) && name.starts_with("test_") {
-        check_test_function_args(checker, parameters);
+        check_test_function_args(checker, parameters, decorators);
     }
 }

crates/ruff_linter/src/rules/flake8_pytest_style/snapshots/ruff_linter__rules__flake8_pytest_style__tests__PT019.snap

@@ -1,6 +1,5 @@
 ---
 source: crates/ruff_linter/src/rules/flake8_pytest_style/mod.rs
-snapshot_kind: text
 ---
 PT019.py:9:14: PT019 Fixture `_fixture` without value is injected as parameter, use `@pytest.mark.usefixtures` instead
    |
@@ -15,3 +14,19 @@ PT019.py:13:17: PT019 Fixture `_fixture` without value is injected as parameter,
    |                 ^^^^^^^^ PT019
 14 |     pass
    |
+
+PT019.py:31:24: PT019 Fixture `_bar` without value is injected as parameter, use `@pytest.mark.usefixtures` instead
+   |
+30 | @pytest.mark.parametrize("_foo", [1, 2, 3])
+31 | def test_thingy2(_foo, _bar):  # Error _bar is not defined in parametrize
+   |                        ^^^^ PT019
+32 |     pass
+   |
+
+PT019.py:39:24: PT019 Fixture `_bar` without value is injected as parameter, use `@pytest.mark.usefixtures` instead
+   |
+38 | @pytest.mark.parametrize(("_foo"), [1, 2, 3])
+39 | def test_thingy4(_foo, _bar):  # Error _bar is not defined in parametrize
+   |                        ^^^^ PT019
+40 |     pass
+   |

crates/ruff_linter/src/rules/flake8_simplify/rules/split_static_string.rs

@@ -83,7 +83,7 @@ pub(crate) fn split_static_string(
     let sep_arg = arguments.find_argument_value("sep", 0);
     let split_replacement = if let Some(sep) = sep_arg {
         match sep {
-            Expr::NoneLiteral(_) => split_default(str_value, maxsplit_value),
+            Expr::NoneLiteral(_) => split_default(str_value, maxsplit_value, direction),
             Expr::StringLiteral(sep_value) => {
                 let sep_value_str = sep_value.value.to_str();
                 Some(split_sep(
@@ -99,7 +99,7 @@ pub(crate) fn split_static_string(
             }
         }
     } else {
-        split_default(str_value, maxsplit_value)
+        split_default(str_value, maxsplit_value, direction)
     };
 
     let mut diagnostic = Diagnostic::new(SplitStaticString, call.range());
@@ -144,7 +144,11 @@ fn construct_replacement(elts: &[&str], flags: StringLiteralFlags) -> Expr {
     })
 }
 
-fn split_default(str_value: &StringLiteralValue, max_split: i32) -> Option<Expr> {
+fn split_default(
+    str_value: &StringLiteralValue,
+    max_split: i32,
+    direction: Direction,
+) -> Option<Expr> {
     // From the Python documentation:
     // > If sep is not specified or is None, a different splitting algorithm is applied: runs of
     // > consecutive whitespace are regarded as a single separator, and the result will contain
@@ -152,6 +156,7 @@ fn split_default(str_value: &StringLiteralValue, max_split: i32) -> Option<Expr>
     // > Consequently, splitting an empty string or a string consisting of just whitespace with
     // > a None separator returns [].
     // https://docs.python.org/3/library/stdtypes.html#str.split
+    let string_val = str_value.to_str();
     match max_split.cmp(&0) {
         Ordering::Greater => {
             // Autofix for `maxsplit` without separator not yet implemented, as
@@ -160,14 +165,30 @@ fn split_default(str_value: &StringLiteralValue, max_split: i32) -> Option<Expr>
             None
         }
         Ordering::Equal => {
-            let list_items: Vec<&str> = vec![str_value.to_str()];
+            // Behavior for maxsplit = 0 when sep is None:
+            // - If the string is empty or all whitespace, result is [].
+            // - Otherwise:
+            //   - " x ".split(maxsplit=0)  -> ['x ']
+            //   - " x ".rsplit(maxsplit=0) -> [' x']
+            //   - "".split(maxsplit=0) -> []
+            //   - " ".split(maxsplit=0) -> []
+            let processed_str = if direction == Direction::Left {
+                string_val.trim_start()
+            } else {
+                string_val.trim_end()
+            };
+            let list_items: &[_] = if processed_str.is_empty() {
+                &[]
+            } else {
+                &[processed_str]
+            };
             Some(construct_replacement(
-                &list_items,
+                list_items,
                 str_value.first_literal_flags(),
             ))
         }
         Ordering::Less => {
-            let list_items: Vec<&str> = str_value.to_str().split_whitespace().collect();
+            let list_items: Vec<&str> = string_val.split_whitespace().collect();
             Some(construct_replacement(
                 &list_items,
                 str_value.first_literal_flags(),
@@ -186,12 +207,20 @@ fn split_sep(
     let list_items: Vec<&str> = if let Ok(split_n) = usize::try_from(max_split) {
         match direction {
             Direction::Left => value.splitn(split_n + 1, sep_value).collect(),
-            Direction::Right => value.rsplitn(split_n + 1, sep_value).collect(),
+            Direction::Right => {
+                let mut items: Vec<&str> = value.rsplitn(split_n + 1, sep_value).collect();
+                items.reverse();
+                items
+            }
         }
     } else {
         match direction {
             Direction::Left => value.split(sep_value).collect(),
-            Direction::Right => value.rsplit(sep_value).collect(),
+            Direction::Right => {
+                let mut items: Vec<&str> = value.rsplit(sep_value).collect();
+                items.reverse();
+                items
+            }
         }
     };
 

crates/ruff_linter/src/rules/flake8_simplify/snapshots/ruff_linter__rules__flake8_simplify__tests__SIM905_SIM905.py.snap

@@ -352,7 +352,7 @@ SIM905.py:32:1: SIM905 [*] Consider using a list literal instead of `str.split`
 32 | " a*a a*a a ".split("*", -1)  # [" a", "a a", "a a "]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
 33 | "".split()  # []
-34 | """     
+34 | """
    |
    = help: Replace with list literal
 
@@ -363,7 +363,7 @@ SIM905.py:32:1: SIM905 [*] Consider using a list literal instead of `str.split`
 32    |-" a*a a*a a ".split("*", -1)  # [" a", "a a", "a a "]
    32 |+[" a", "a a", "a a "]  # [" a", "a a", "a a "]
 33 33 | "".split()  # []
-34 34 | """ 	
+34 34 | """
 35 35 | """.split()  # []
 
 SIM905.py:33:1: SIM905 [*] Consider using a list literal instead of `str.split`
@@ -371,7 +371,7 @@ SIM905.py:33:1: SIM905 [*] Consider using a list literal instead of `str.split`
 32 | " a*a a*a a ".split("*", -1)  # [" a", "a a", "a a "]
 33 | "".split()  # []
    | ^^^^^^^^^^ SIM905
-34 | """     
+34 | """
 35 | """.split()  # []
    |
    = help: Replace with list literal
@@ -382,7 +382,7 @@ SIM905.py:33:1: SIM905 [*] Consider using a list literal instead of `str.split`
 32 32 | " a*a a*a a ".split("*", -1)  # [" a", "a a", "a a "]
 33    |-"".split()  # []
    33 |+[]  # []
-34 34 | """ 	
+34 34 | """
 35 35 | """.split()  # []
 36 36 | "   	".split()  # []
 
@@ -390,7 +390,7 @@ SIM905.py:34:1: SIM905 [*] Consider using a list literal instead of `str.split`
    |
 32 |   " a*a a*a a ".split("*", -1)  # [" a", "a a", "a a "]
 33 |   "".split()  # []
-34 | / """     
+34 | / """
 35 | | """.split()  # []
    | |___________^ SIM905
 36 |   "       ".split()  # []
@@ -402,7 +402,7 @@ SIM905.py:34:1: SIM905 [*] Consider using a list literal instead of `str.split`
 31 31 | 
 32 32 | " a*a a*a a ".split("*", -1)  # [" a", "a a", "a a "]
 33 33 | "".split()  # []
-34    |-""" 	
+34    |-"""
 35    |-""".split()  # []
    34 |+[]  # []
 36 35 | "   	".split()  # []
@@ -411,7 +411,7 @@ SIM905.py:34:1: SIM905 [*] Consider using a list literal instead of `str.split`
 
 SIM905.py:36:1: SIM905 [*] Consider using a list literal instead of `str.split`
    |
-34 | """     
+34 | """
 35 | """.split()  # []
 36 | "       ".split()  # []
    | ^^^^^^^^^^^^^^^^^ SIM905
@@ -422,7 +422,7 @@ SIM905.py:36:1: SIM905 [*] Consider using a list literal instead of `str.split`
 
 ℹ Safe fix
 33 33 | "".split()  # []
-34 34 | """ 	
+34 34 | """
 35 35 | """.split()  # []
 36    |-"   	".split()  # []
    36 |+[]  # []
@@ -442,7 +442,7 @@ SIM905.py:37:1: SIM905 [*] Consider using a list literal instead of `str.split`
    = help: Replace with list literal
 
 ℹ Safe fix
-34 34 | """ 	
+34 34 | """
 35 35 | """.split()  # []
 36 36 | "   	".split()  # []
 37    |-"/abc/".split() # ["/abc/"]
@@ -854,6 +854,8 @@ SIM905.py:103:1: SIM905 [*] Consider using a list literal instead of `str.split`
 107 | | "'itemD'"
 108 | | """.split()
     | |___________^ SIM905
+109 |
+110 |   # https://github.com/astral-sh/ruff/issues/18042
     |
     = help: Replace with list literal
 
@@ -868,3 +870,393 @@ SIM905.py:103:1: SIM905 [*] Consider using a list literal instead of `str.split`
 107     |-"'itemD'"
 108     |-""".split()
     103 |+['"itemA"', "'itemB'", "'''itemC'''", "\"'itemD'\""]
+109 104 | 
+110 105 | # https://github.com/astral-sh/ruff/issues/18042
+111 106 | print("a,b".rsplit(","))
+
+SIM905.py:111:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+110 | # https://github.com/astral-sh/ruff/issues/18042
+111 | print("a,b".rsplit(","))
+    |       ^^^^^^^^^^^^^^^^^ SIM905
+112 | print("a,b,c".rsplit(",", 1))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+108 108 | """.split()
+109 109 | 
+110 110 | # https://github.com/astral-sh/ruff/issues/18042
+111     |-print("a,b".rsplit(","))
+    111 |+print(["a", "b"])
+112 112 | print("a,b,c".rsplit(",", 1))
+113 113 | 
+114 114 | # https://github.com/astral-sh/ruff/issues/18069
+
+SIM905.py:112:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+110 | # https://github.com/astral-sh/ruff/issues/18042
+111 | print("a,b".rsplit(","))
+112 | print("a,b,c".rsplit(",", 1))
+    |       ^^^^^^^^^^^^^^^^^^^^^^ SIM905
+113 |
+114 | # https://github.com/astral-sh/ruff/issues/18069
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+109 109 | 
+110 110 | # https://github.com/astral-sh/ruff/issues/18042
+111 111 | print("a,b".rsplit(","))
+112     |-print("a,b,c".rsplit(",", 1))
+    112 |+print(["a,b", "c"])
+113 113 | 
+114 114 | # https://github.com/astral-sh/ruff/issues/18069
+115 115 | 
+
+SIM905.py:116:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+114 | # https://github.com/astral-sh/ruff/issues/18069
+115 |
+116 | print("".split(maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^ SIM905
+117 | print("".split(sep=None, maxsplit=0))
+118 | print(" ".split(maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+113 113 | 
+114 114 | # https://github.com/astral-sh/ruff/issues/18069
+115 115 | 
+116     |-print("".split(maxsplit=0))
+    116 |+print([])
+117 117 | print("".split(sep=None, maxsplit=0))
+118 118 | print(" ".split(maxsplit=0))
+119 119 | print(" ".split(sep=None, maxsplit=0))
+
+SIM905.py:117:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+116 | print("".split(maxsplit=0))
+117 | print("".split(sep=None, maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+118 | print(" ".split(maxsplit=0))
+119 | print(" ".split(sep=None, maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+114 114 | # https://github.com/astral-sh/ruff/issues/18069
+115 115 | 
+116 116 | print("".split(maxsplit=0))
+117     |-print("".split(sep=None, maxsplit=0))
+    117 |+print([])
+118 118 | print(" ".split(maxsplit=0))
+119 119 | print(" ".split(sep=None, maxsplit=0))
+120 120 | print(" x ".split(maxsplit=0))
+
+SIM905.py:118:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+116 | print("".split(maxsplit=0))
+117 | print("".split(sep=None, maxsplit=0))
+118 | print(" ".split(maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^ SIM905
+119 | print(" ".split(sep=None, maxsplit=0))
+120 | print(" x ".split(maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+115 115 | 
+116 116 | print("".split(maxsplit=0))
+117 117 | print("".split(sep=None, maxsplit=0))
+118     |-print(" ".split(maxsplit=0))
+    118 |+print([])
+119 119 | print(" ".split(sep=None, maxsplit=0))
+120 120 | print(" x ".split(maxsplit=0))
+121 121 | print(" x ".split(sep=None, maxsplit=0))
+
+SIM905.py:119:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+117 | print("".split(sep=None, maxsplit=0))
+118 | print(" ".split(maxsplit=0))
+119 | print(" ".split(sep=None, maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+120 | print(" x ".split(maxsplit=0))
+121 | print(" x ".split(sep=None, maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+116 116 | print("".split(maxsplit=0))
+117 117 | print("".split(sep=None, maxsplit=0))
+118 118 | print(" ".split(maxsplit=0))
+119     |-print(" ".split(sep=None, maxsplit=0))
+    119 |+print([])
+120 120 | print(" x ".split(maxsplit=0))
+121 121 | print(" x ".split(sep=None, maxsplit=0))
+122 122 | print("  x  ".split(maxsplit=0))
+
+SIM905.py:120:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+118 | print(" ".split(maxsplit=0))
+119 | print(" ".split(sep=None, maxsplit=0))
+120 | print(" x ".split(maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+121 | print(" x ".split(sep=None, maxsplit=0))
+122 | print("  x  ".split(maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+117 117 | print("".split(sep=None, maxsplit=0))
+118 118 | print(" ".split(maxsplit=0))
+119 119 | print(" ".split(sep=None, maxsplit=0))
+120     |-print(" x ".split(maxsplit=0))
+    120 |+print(["x "])
+121 121 | print(" x ".split(sep=None, maxsplit=0))
+122 122 | print("  x  ".split(maxsplit=0))
+123 123 | print("  x  ".split(sep=None, maxsplit=0))
+
+SIM905.py:121:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+119 | print(" ".split(sep=None, maxsplit=0))
+120 | print(" x ".split(maxsplit=0))
+121 | print(" x ".split(sep=None, maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+122 | print("  x  ".split(maxsplit=0))
+123 | print("  x  ".split(sep=None, maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+118 118 | print(" ".split(maxsplit=0))
+119 119 | print(" ".split(sep=None, maxsplit=0))
+120 120 | print(" x ".split(maxsplit=0))
+121     |-print(" x ".split(sep=None, maxsplit=0))
+    121 |+print(["x "])
+122 122 | print("  x  ".split(maxsplit=0))
+123 123 | print("  x  ".split(sep=None, maxsplit=0))
+124 124 | print("".rsplit(maxsplit=0))
+
+SIM905.py:122:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+120 | print(" x ".split(maxsplit=0))
+121 | print(" x ".split(sep=None, maxsplit=0))
+122 | print("  x  ".split(maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+123 | print("  x  ".split(sep=None, maxsplit=0))
+124 | print("".rsplit(maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+119 119 | print(" ".split(sep=None, maxsplit=0))
+120 120 | print(" x ".split(maxsplit=0))
+121 121 | print(" x ".split(sep=None, maxsplit=0))
+122     |-print("  x  ".split(maxsplit=0))
+    122 |+print(["x  "])
+123 123 | print("  x  ".split(sep=None, maxsplit=0))
+124 124 | print("".rsplit(maxsplit=0))
+125 125 | print("".rsplit(sep=None, maxsplit=0))
+
+SIM905.py:123:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+121 | print(" x ".split(sep=None, maxsplit=0))
+122 | print("  x  ".split(maxsplit=0))
+123 | print("  x  ".split(sep=None, maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+124 | print("".rsplit(maxsplit=0))
+125 | print("".rsplit(sep=None, maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+120 120 | print(" x ".split(maxsplit=0))
+121 121 | print(" x ".split(sep=None, maxsplit=0))
+122 122 | print("  x  ".split(maxsplit=0))
+123     |-print("  x  ".split(sep=None, maxsplit=0))
+    123 |+print(["x  "])
+124 124 | print("".rsplit(maxsplit=0))
+125 125 | print("".rsplit(sep=None, maxsplit=0))
+126 126 | print(" ".rsplit(maxsplit=0))
+
+SIM905.py:124:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+122 | print("  x  ".split(maxsplit=0))
+123 | print("  x  ".split(sep=None, maxsplit=0))
+124 | print("".rsplit(maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^ SIM905
+125 | print("".rsplit(sep=None, maxsplit=0))
+126 | print(" ".rsplit(maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+121 121 | print(" x ".split(sep=None, maxsplit=0))
+122 122 | print("  x  ".split(maxsplit=0))
+123 123 | print("  x  ".split(sep=None, maxsplit=0))
+124     |-print("".rsplit(maxsplit=0))
+    124 |+print([])
+125 125 | print("".rsplit(sep=None, maxsplit=0))
+126 126 | print(" ".rsplit(maxsplit=0))
+127 127 | print(" ".rsplit(sep=None, maxsplit=0))
+
+SIM905.py:125:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+123 | print("  x  ".split(sep=None, maxsplit=0))
+124 | print("".rsplit(maxsplit=0))
+125 | print("".rsplit(sep=None, maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+126 | print(" ".rsplit(maxsplit=0))
+127 | print(" ".rsplit(sep=None, maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+122 122 | print("  x  ".split(maxsplit=0))
+123 123 | print("  x  ".split(sep=None, maxsplit=0))
+124 124 | print("".rsplit(maxsplit=0))
+125     |-print("".rsplit(sep=None, maxsplit=0))
+    125 |+print([])
+126 126 | print(" ".rsplit(maxsplit=0))
+127 127 | print(" ".rsplit(sep=None, maxsplit=0))
+128 128 | print(" x ".rsplit(maxsplit=0))
+
+SIM905.py:126:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+124 | print("".rsplit(maxsplit=0))
+125 | print("".rsplit(sep=None, maxsplit=0))
+126 | print(" ".rsplit(maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^ SIM905
+127 | print(" ".rsplit(sep=None, maxsplit=0))
+128 | print(" x ".rsplit(maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+123 123 | print("  x  ".split(sep=None, maxsplit=0))
+124 124 | print("".rsplit(maxsplit=0))
+125 125 | print("".rsplit(sep=None, maxsplit=0))
+126     |-print(" ".rsplit(maxsplit=0))
+    126 |+print([])
+127 127 | print(" ".rsplit(sep=None, maxsplit=0))
+128 128 | print(" x ".rsplit(maxsplit=0))
+129 129 | print(" x ".rsplit(maxsplit=0))
+
+SIM905.py:127:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+125 | print("".rsplit(sep=None, maxsplit=0))
+126 | print(" ".rsplit(maxsplit=0))
+127 | print(" ".rsplit(sep=None, maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+128 | print(" x ".rsplit(maxsplit=0))
+129 | print(" x ".rsplit(maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+124 124 | print("".rsplit(maxsplit=0))
+125 125 | print("".rsplit(sep=None, maxsplit=0))
+126 126 | print(" ".rsplit(maxsplit=0))
+127     |-print(" ".rsplit(sep=None, maxsplit=0))
+    127 |+print([])
+128 128 | print(" x ".rsplit(maxsplit=0))
+129 129 | print(" x ".rsplit(maxsplit=0))
+130 130 | print(" x ".rsplit(sep=None, maxsplit=0))
+
+SIM905.py:128:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+126 | print(" ".rsplit(maxsplit=0))
+127 | print(" ".rsplit(sep=None, maxsplit=0))
+128 | print(" x ".rsplit(maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+129 | print(" x ".rsplit(maxsplit=0))
+130 | print(" x ".rsplit(sep=None, maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+125 125 | print("".rsplit(sep=None, maxsplit=0))
+126 126 | print(" ".rsplit(maxsplit=0))
+127 127 | print(" ".rsplit(sep=None, maxsplit=0))
+128     |-print(" x ".rsplit(maxsplit=0))
+    128 |+print([" x"])
+129 129 | print(" x ".rsplit(maxsplit=0))
+130 130 | print(" x ".rsplit(sep=None, maxsplit=0))
+131 131 | print("  x  ".rsplit(maxsplit=0))
+
+SIM905.py:129:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+127 | print(" ".rsplit(sep=None, maxsplit=0))
+128 | print(" x ".rsplit(maxsplit=0))
+129 | print(" x ".rsplit(maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+130 | print(" x ".rsplit(sep=None, maxsplit=0))
+131 | print("  x  ".rsplit(maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+126 126 | print(" ".rsplit(maxsplit=0))
+127 127 | print(" ".rsplit(sep=None, maxsplit=0))
+128 128 | print(" x ".rsplit(maxsplit=0))
+129     |-print(" x ".rsplit(maxsplit=0))
+    129 |+print([" x"])
+130 130 | print(" x ".rsplit(sep=None, maxsplit=0))
+131 131 | print("  x  ".rsplit(maxsplit=0))
+132 132 | print("  x  ".rsplit(sep=None, maxsplit=0))
+
+SIM905.py:130:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+128 | print(" x ".rsplit(maxsplit=0))
+129 | print(" x ".rsplit(maxsplit=0))
+130 | print(" x ".rsplit(sep=None, maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+131 | print("  x  ".rsplit(maxsplit=0))
+132 | print("  x  ".rsplit(sep=None, maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+127 127 | print(" ".rsplit(sep=None, maxsplit=0))
+128 128 | print(" x ".rsplit(maxsplit=0))
+129 129 | print(" x ".rsplit(maxsplit=0))
+130     |-print(" x ".rsplit(sep=None, maxsplit=0))
+    130 |+print([" x"])
+131 131 | print("  x  ".rsplit(maxsplit=0))
+132 132 | print("  x  ".rsplit(sep=None, maxsplit=0))
+
+SIM905.py:131:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+129 | print(" x ".rsplit(maxsplit=0))
+130 | print(" x ".rsplit(sep=None, maxsplit=0))
+131 | print("  x  ".rsplit(maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+132 | print("  x  ".rsplit(sep=None, maxsplit=0))
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+128 128 | print(" x ".rsplit(maxsplit=0))
+129 129 | print(" x ".rsplit(maxsplit=0))
+130 130 | print(" x ".rsplit(sep=None, maxsplit=0))
+131     |-print("  x  ".rsplit(maxsplit=0))
+    131 |+print(["  x"])
+132 132 | print("  x  ".rsplit(sep=None, maxsplit=0))
+
+SIM905.py:132:7: SIM905 [*] Consider using a list literal instead of `str.split`
+    |
+130 | print(" x ".rsplit(sep=None, maxsplit=0))
+131 | print("  x  ".rsplit(maxsplit=0))
+132 | print("  x  ".rsplit(sep=None, maxsplit=0))
+    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ SIM905
+    |
+    = help: Replace with list literal
+
+ℹ Safe fix
+129 129 | print(" x ".rsplit(maxsplit=0))
+130 130 | print(" x ".rsplit(sep=None, maxsplit=0))
+131 131 | print("  x  ".rsplit(maxsplit=0))
+132     |-print("  x  ".rsplit(sep=None, maxsplit=0))
+    132 |+print(["  x"])

crates/ruff_linter/src/rules/flake8_use_pathlib/rules/replaceable_by_pathlib.rs

@@ -26,41 +26,109 @@ pub(crate) fn replaceable_by_pathlib(checker: &Checker, call: &ExprCall) {
         // PTH100
         ["os", "path", "abspath"] => OsPathAbspath.into(),
         // PTH101
-        ["os", "chmod"] => OsChmod.into(),
+        ["os", "chmod"] => {
+            // `dir_fd` is not supported by pathlib, so check if it's set to non-default values.
+            // Signature as of Python 3.13 (https://docs.python.org/3/library/os.html#os.chmod)
+            // ```text
+            //           0     1          2               3
+            // os.chmod(path, mode, *, dir_fd=None, follow_symlinks=True)
+            // ```
+            if call
+                .arguments
+                .find_argument_value("path", 0)
+                .is_some_and(|expr| is_file_descriptor(expr, checker.semantic()))
+                || is_argument_non_default(&call.arguments, "dir_fd", 2)
+            {
+                return;
+            }
+            OsChmod.into()
+        }
         // PTH102
         ["os", "makedirs"] => OsMakedirs.into(),
         // PTH103
-        ["os", "mkdir"] => OsMkdir.into(),
+        ["os", "mkdir"] => {
+            // `dir_fd` is not supported by pathlib, so check if it's set to non-default values.
+            // Signature as of Python 3.13 (https://docs.python.org/3/library/os.html#os.mkdir)
+            // ```text
+            //           0     1                2
+            // os.mkdir(path, mode=0o777, *, dir_fd=None)
+            // ```
+            if is_argument_non_default(&call.arguments, "dir_fd", 2) {
+                return;
+            }
+            OsMkdir.into()
+        }
         // PTH104
         ["os", "rename"] => {
             // `src_dir_fd` and `dst_dir_fd` are not supported by pathlib, so check if they are
-            // are set to non-default values.
+            // set to non-default values.
             // Signature as of Python 3.13 (https://docs.python.org/3/library/os.html#os.rename)
             // ```text
             //           0    1       2                3
             // os.rename(src, dst, *, src_dir_fd=None, dst_dir_fd=None)
             // ```
-            if call
-                .arguments
-                .find_argument_value("src_dir_fd", 2)
-                .is_some_and(|expr| !expr.is_none_literal_expr())
-                || call
-                    .arguments
-                    .find_argument_value("dst_dir_fd", 3)
-                    .is_some_and(|expr| !expr.is_none_literal_expr())
+            if is_argument_non_default(&call.arguments, "src_dir_fd", 2)
+                || is_argument_non_default(&call.arguments, "dst_dir_fd", 3)
             {
                 return;
             }
             OsRename.into()
         }
         // PTH105
-        ["os", "replace"] => OsReplace.into(),
+        ["os", "replace"] => {
+            // `src_dir_fd` and `dst_dir_fd` are not supported by pathlib, so check if they are
+            // set to non-default values.
+            // Signature as of Python 3.13 (https://docs.python.org/3/library/os.html#os.replace)
+            // ```text
+            //              0    1       2                3
+            // os.replace(src, dst, *, src_dir_fd=None, dst_dir_fd=None)
+            // ```
+            if is_argument_non_default(&call.arguments, "src_dir_fd", 2)
+                || is_argument_non_default(&call.arguments, "dst_dir_fd", 3)
+            {
+                return;
+            }
+            OsReplace.into()
+        }
         // PTH106
-        ["os", "rmdir"] => OsRmdir.into(),
+        ["os", "rmdir"] => {
+            // `dir_fd` is not supported by pathlib, so check if it's set to non-default values.
+            // Signature as of Python 3.13 (https://docs.python.org/3/library/os.html#os.rmdir)
+            // ```text
+            //            0         1
+            // os.rmdir(path, *, dir_fd=None)
+            // ```
+            if is_argument_non_default(&call.arguments, "dir_fd", 1) {
+                return;
+            }
+            OsRmdir.into()
+        }
         // PTH107
-        ["os", "remove"] => OsRemove.into(),
+        ["os", "remove"] => {
+            // `dir_fd` is not supported by pathlib, so check if it's set to non-default values.
+            // Signature as of Python 3.13 (https://docs.python.org/3/library/os.html#os.remove)
+            // ```text
+            //            0         1
+            // os.remove(path, *, dir_fd=None)
+            // ```
+            if is_argument_non_default(&call.arguments, "dir_fd", 1) {
+                return;
+            }
+            OsRemove.into()
+        }
         // PTH108
-        ["os", "unlink"] => OsUnlink.into(),
+        ["os", "unlink"] => {
+            // `dir_fd` is not supported by pathlib, so check if it's set to non-default values.
+            // Signature as of Python 3.13 (https://docs.python.org/3/library/os.html#os.unlink)
+            // ```text
+            //            0         1
+            // os.unlink(path, *, dir_fd=None)
+            // ```
+            if is_argument_non_default(&call.arguments, "dir_fd", 1) {
+                return;
+            }
+            OsUnlink.into()
+        }
         // PTH109
         ["os", "getcwd"] => OsGetcwd.into(),
         ["os", "getcwdb"] => OsGetcwd.into(),
@@ -76,10 +144,17 @@ pub(crate) fn replaceable_by_pathlib(checker: &Checker, call: &ExprCall) {
         ["os", "path", "islink"] => OsPathIslink.into(),
         // PTH116
         ["os", "stat"] => {
+            // `dir_fd` is not supported by pathlib, so check if it's set to non-default values.
+            // Signature as of Python 3.13 (https://docs.python.org/3/library/os.html#os.stat)
+            // ```text
+            //           0         1           2
+            // os.stat(path, *, dir_fd=None, follow_symlinks=True)
+            // ```
             if call
                 .arguments
-                .find_positional(0)
+                .find_argument_value("path", 0)
                 .is_some_and(|expr| is_file_descriptor(expr, checker.semantic()))
+                || is_argument_non_default(&call.arguments, "dir_fd", 1)
             {
                 return;
             }
@@ -148,13 +223,10 @@ pub(crate) fn replaceable_by_pathlib(checker: &Checker, call: &ExprCall) {
                         Expr::BooleanLiteral(ExprBooleanLiteral { value: true, .. })
                     )
                 })
+                || is_argument_non_default(&call.arguments, "opener", 7)
                 || call
                     .arguments
-                    .find_argument_value("opener", 7)
-                    .is_some_and(|expr| !expr.is_none_literal_expr())
-                || call
-                    .arguments
-                    .find_positional(0)
+                    .find_argument_value("file", 0)
                     .is_some_and(|expr| is_file_descriptor(expr, checker.semantic()))
             {
                 return;
@@ -164,17 +236,53 @@ pub(crate) fn replaceable_by_pathlib(checker: &Checker, call: &ExprCall) {
         // PTH124
         ["py", "path", "local"] => PyPath.into(),
         // PTH207
-        ["glob", "glob"] => Glob {
-            function: "glob".to_string(),
+        ["glob", "glob"] => {
+            // `dir_fd` is not supported by pathlib, so check if it's set to non-default values.
+            // Signature as of Python 3.13 (https://docs.python.org/3/library/glob.html#glob.glob)
+            // ```text
+            //               0           1              2            3                 4
+            // glob.glob(pathname, *, root_dir=None, dir_fd=None, recursive=False, include_hidden=False)
+            // ```
+            if is_argument_non_default(&call.arguments, "dir_fd", 2) {
+                return;
+            }
+
+            Glob {
+                function: "glob".to_string(),
+            }
+            .into()
         }
-        .into(),
-        ["glob", "iglob"] => Glob {
-            function: "iglob".to_string(),
+
+        ["glob", "iglob"] => {
+            // `dir_fd` is not supported by pathlib, so check if it's set to non-default values.
+            // Signature as of Python 3.13 (https://docs.python.org/3/library/glob.html#glob.iglob)
+            // ```text
+            //                0           1              2            3                 4
+            // glob.iglob(pathname, *, root_dir=None, dir_fd=None, recursive=False, include_hidden=False)
+            // ```
+            if is_argument_non_default(&call.arguments, "dir_fd", 2) {
+                return;
+            }
+
+            Glob {
+                function: "iglob".to_string(),
+            }
+            .into()
         }
-        .into(),
         // PTH115
         // Python 3.9+
-        ["os", "readlink"] if checker.target_version() >= PythonVersion::PY39 => OsReadlink.into(),
+        ["os", "readlink"] if checker.target_version() >= PythonVersion::PY39 => {
+            // `dir_fd` is not supported by pathlib, so check if it's set to non-default values.
+            // Signature as of Python 3.13 (https://docs.python.org/3/library/os.html#os.readlink)
+            // ```text
+            //               0         1
+            // os.readlink(path, *, dir_fd=None)
+            // ```
+            if is_argument_non_default(&call.arguments, "dir_fd", 1) {
+                return;
+            }
+            OsReadlink.into()
+        }
         // PTH208
         ["os", "listdir"] => {
             if call
@@ -224,3 +332,10 @@ fn get_name_expr(expr: &Expr) -> Option<&ast::ExprName> {
         _ => None,
     }
 }
+
+/// Returns `true` if argument `name` is set to a non-default `None` value.
+fn is_argument_non_default(arguments: &ast::Arguments, name: &str, position: usize) -> bool {
+    arguments
+        .find_argument_value(name, position)
+        .is_some_and(|expr| !expr.is_none_literal_expr())
+}

crates/ruff_linter/src/rules/flake8_use_pathlib/snapshots/ruff_linter__rules__flake8_use_pathlib__tests__PTH207_PTH207.py.snap

@@ -1,6 +1,5 @@
 ---
 source: crates/ruff_linter/src/rules/flake8_use_pathlib/mod.rs
-snapshot_kind: text
 ---
 PTH207.py:9:1: PTH207 Replace `glob` with `Path.glob` or `Path.rglob`
    |
@@ -26,4 +25,6 @@ PTH207.py:11:1: PTH207 Replace `glob` with `Path.glob` or `Path.rglob`
 10 | list(glob.iglob(os.path.join(extensions_dir, "ops", "autograd", "*.cpp")))
 11 | search("*.png")
    | ^^^^^^ PTH207
+12 |
+13 | # if `dir_fd` is set, suppress the diagnostic
    |

crates/ruff_linter/src/rules/perflint/snapshots/ruff_linter__rules__perflint__tests__PERF401_PERF401.py.snap

@@ -93,7 +93,7 @@ PERF401.py:142:9: PERF401 Use a list comprehension to create a transformed list
 
 PERF401.py:149:9: PERF401 Use a list comprehension to create a transformed list
     |
-147 |     tmp = 1; result = []  # commment should be protected
+147 |     tmp = 1; result = []  # comment should be protected
 148 |     for i in range(10):
 149 |         result.append(i + 1)  # PERF401
     |         ^^^^^^^^^^^^^^^^^^^^ PERF401
@@ -102,7 +102,7 @@ PERF401.py:149:9: PERF401 Use a list comprehension to create a transformed list
 
 PERF401.py:156:9: PERF401 Use a list comprehension to create a transformed list
     |
-154 |     result = []; tmp = 1  # commment should be protected
+154 |     result = []; tmp = 1  # comment should be protected
 155 |     for i in range(10):
 156 |         result.append(i + 1)  # PERF401
     |         ^^^^^^^^^^^^^^^^^^^^ PERF401

crates/ruff_linter/src/rules/perflint/snapshots/ruff_linter__rules__perflint__tests__preview__PERF401_PERF401.py.snap

@@ -223,7 +223,7 @@ PERF401.py:142:9: PERF401 [*] Use a list comprehension to create a transformed l
 
 PERF401.py:149:9: PERF401 [*] Use a list comprehension to create a transformed list
     |
-147 |     tmp = 1; result = []  # commment should be protected
+147 |     tmp = 1; result = []  # comment should be protected
 148 |     for i in range(10):
 149 |         result.append(i + 1)  # PERF401
     |         ^^^^^^^^^^^^^^^^^^^^ PERF401
@@ -234,10 +234,10 @@ PERF401.py:149:9: PERF401 [*] Use a list comprehension to create a transformed l
 144 144 | 
 145 145 | def f():
 146 146 |     # make sure that `tmp` is not deleted
-147     |-    tmp = 1; result = []  # commment should be protected
+147     |-    tmp = 1; result = []  # comment should be protected
 148     |-    for i in range(10):
 149     |-        result.append(i + 1)  # PERF401
-    147 |+    tmp = 1  # commment should be protected
+    147 |+    tmp = 1  # comment should be protected
     148 |+    result = [i + 1 for i in range(10)]  # PERF401
 150 149 | 
 151 150 | 
@@ -245,7 +245,7 @@ PERF401.py:149:9: PERF401 [*] Use a list comprehension to create a transformed l
 
 PERF401.py:156:9: PERF401 [*] Use a list comprehension to create a transformed list
     |
-154 |     result = []; tmp = 1  # commment should be protected
+154 |     result = []; tmp = 1  # comment should be protected
 155 |     for i in range(10):
 156 |         result.append(i + 1)  # PERF401
     |         ^^^^^^^^^^^^^^^^^^^^ PERF401
@@ -256,10 +256,10 @@ PERF401.py:156:9: PERF401 [*] Use a list comprehension to create a transformed l
 151 151 | 
 152 152 | def f():
 153 153 |     # make sure that `tmp` is not deleted
-154     |-    result = []; tmp = 1  # commment should be protected
+154     |-    result = []; tmp = 1  # comment should be protected
 155     |-    for i in range(10):
 156     |-        result.append(i + 1)  # PERF401
-    154 |+    tmp = 1  # commment should be protected
+    154 |+    tmp = 1  # comment should be protected
     155 |+    result = [i + 1 for i in range(10)]  # PERF401
 157 156 | 
 158 157 | 

crates/ruff_linter/src/rules/pylint/rules/modified_iterating_set.rs

@@ -38,6 +38,11 @@ use crate::checkers::ast::Checker;
 ///     nums.add(num + 5)
 /// ```
 ///
+/// ## Fix safety
+/// This fix is always unsafe because it changes the program’s behavior. Replacing the
+/// original set with a copy during iteration allows code that would previously raise a
+/// `RuntimeError` to run without error.
+///
 /// ## References
 /// - [Python documentation: `set`](https://docs.python.org/3/library/stdtypes.html#set)
 #[derive(ViolationMetadata)]

crates/ruff_linter/src/rules/pylint/rules/nested_min_max.rs

@@ -21,6 +21,7 @@ pub(crate) enum MinMax {
 /// readability.
 ///
 /// ## Example
+///
 /// ```python
 /// minimum = min(1, 2, min(3, 4, 5))
 /// maximum = max(1, 2, max(3, 4, 5))
@@ -28,12 +29,26 @@ pub(crate) enum MinMax {
 /// ```
 ///
 /// Use instead:
+///
 /// ```python
 /// minimum = min(1, 2, 3, 4, 5)
 /// maximum = max(1, 2, 3, 4, 5)
 /// diff = maximum - minimum
 /// ```
 ///
+/// ## Fix safety
+///
+/// This fix is always unsafe and may change the program's behavior for types without full
+/// equivalence relations, such as float comparisons involving `NaN`.
+///
+/// ```python
+/// print(min(2.0, min(float("nan"), 1.0)))  # before fix: 2.0
+/// print(min(2.0, float("nan"), 1.0))  # after fix: 1.0
+///
+/// print(max(1.0, max(float("nan"), 2.0)))  # before fix: 1.0
+/// print(max(1.0, float("nan"), 2.0))  # after fix: 2.0
+/// ```
+///
 /// ## References
 /// - [Python documentation: `min`](https://docs.python.org/3/library/functions.html#min)
 /// - [Python documentation: `max`](https://docs.python.org/3/library/functions.html#max)

crates/ruff_linter/src/rules/pylint/rules/unspecified_encoding.rs

@@ -28,6 +28,17 @@ use crate::fix::edits::add_argument;
 /// Python 3.10 and later, or `locale.getpreferredencoding()` on earlier versions,
 /// to make the encoding explicit.
 ///
+/// ## Fix safety
+/// This fix is always unsafe and may change the program's behavior. It forces
+/// `encoding="utf-8"` as the default, regardless of the platform’s actual default
+/// encoding, which may cause `UnicodeDecodeError` on non-UTF-8 systems.
+/// ```python
+/// with open("test.txt") as f:
+///     print(f.read()) # before fix (on UTF-8 systems): 你好，世界！
+/// with open("test.txt", encoding="utf-8") as f:
+///     print(f.read()) # after fix (on Windows): UnicodeDecodeError
+/// ```
+///
 /// ## Example
 /// ```python
 /// open("file.txt")

crates/ruff_linter/src/rules/pylint/rules/useless_import_alias.rs

@@ -12,6 +12,11 @@ use crate::checkers::ast::Checker;
 /// ## Why is this bad?
 /// The import alias is redundant and should be removed to avoid confusion.
 ///
+/// ## Fix safety
+/// This fix is marked as always unsafe because the user may be intentionally
+/// re-exporting the import. While statements like `import numpy as numpy`
+/// appear redundant, they can have semantic meaning in certain contexts.
+///
 /// ## Example
 /// ```python
 /// import numpy as numpy

crates/ruff_linter/src/rules/pyupgrade/rules/os_error_alias.rs

@@ -64,7 +64,7 @@ fn is_alias(expr: &Expr, semantic: &SemanticModel) -> bool {
                 [
                     "" | "builtins",
                     "EnvironmentError" | "IOError" | "WindowsError"
-                ] | ["mmap" | "select" | "socket" | "os", "error"]
+                ] | ["mmap" | "resource" | "select" | "socket" | "os", "error"]
             )
         })
 }

crates/ruff_linter/src/rules/pyupgrade/snapshots/ruff_linter__rules__pyupgrade__tests__UP024_2.py.snap

@@ -4,7 +4,7 @@ source: crates/ruff_linter/src/rules/pyupgrade/mod.rs
 UP024_2.py:10:7: UP024 [*] Replace aliased errors with `OSError`
    |
  8 | # Testing the modules
- 9 | import socket, mmap, select
+ 9 | import socket, mmap, select, resource
 10 | raise socket.error
    |       ^^^^^^^^^^^^ UP024
 11 | raise mmap.error
@@ -15,32 +15,33 @@ UP024_2.py:10:7: UP024 [*] Replace aliased errors with `OSError`
 ℹ Safe fix
 7  7  | 
 8  8  | # Testing the modules
-9  9  | import socket, mmap, select
+9  9  | import socket, mmap, select, resource
 10    |-raise socket.error
    10 |+raise OSError
 11 11 | raise mmap.error
 12 12 | raise select.error
-13 13 | 
+13 13 | raise resource.error
 
 UP024_2.py:11:7: UP024 [*] Replace aliased errors with `OSError`
    |
- 9 | import socket, mmap, select
+ 9 | import socket, mmap, select, resource
 10 | raise socket.error
 11 | raise mmap.error
    |       ^^^^^^^^^^ UP024
 12 | raise select.error
+13 | raise resource.error
    |
    = help: Replace `mmap.error` with builtin `OSError`
 
 ℹ Safe fix
 8  8  | # Testing the modules
-9  9  | import socket, mmap, select
+9  9  | import socket, mmap, select, resource
 10 10 | raise socket.error
 11    |-raise mmap.error
    11 |+raise OSError
 12 12 | raise select.error
-13 13 | 
-14 14 | raise socket.error()
+13 13 | raise resource.error
+14 14 | 
 
 UP024_2.py:12:7: UP024 [*] Replace aliased errors with `OSError`
    |
@@ -48,355 +49,416 @@ UP024_2.py:12:7: UP024 [*] Replace aliased errors with `OSError`
 11 | raise mmap.error
 12 | raise select.error
    |       ^^^^^^^^^^^^ UP024
-13 |
-14 | raise socket.error()
+13 | raise resource.error
    |
    = help: Replace `select.error` with builtin `OSError`
 
 ℹ Safe fix
-9  9  | import socket, mmap, select
+9  9  | import socket, mmap, select, resource
 10 10 | raise socket.error
 11 11 | raise mmap.error
 12    |-raise select.error
    12 |+raise OSError
-13 13 | 
-14 14 | raise socket.error()
-15 15 | raise mmap.error(1)
+13 13 | raise resource.error
+14 14 | 
+15 15 | raise socket.error()
 
-UP024_2.py:14:7: UP024 [*] Replace aliased errors with `OSError`
+UP024_2.py:13:7: UP024 [*] Replace aliased errors with `OSError`
    |
+11 | raise mmap.error
 12 | raise select.error
-13 |
-14 | raise socket.error()
+13 | raise resource.error
+   |       ^^^^^^^^^^^^^^ UP024
+14 |
+15 | raise socket.error()
+   |
+   = help: Replace `resource.error` with builtin `OSError`
+
+ℹ Safe fix
+10 10 | raise socket.error
+11 11 | raise mmap.error
+12 12 | raise select.error
+13    |-raise resource.error
+   13 |+raise OSError
+14 14 | 
+15 15 | raise socket.error()
+16 16 | raise mmap.error(1)
+
+UP024_2.py:15:7: UP024 [*] Replace aliased errors with `OSError`
+   |
+13 | raise resource.error
+14 |
+15 | raise socket.error()
    |       ^^^^^^^^^^^^ UP024
-15 | raise mmap.error(1)
-16 | raise select.error(1, 2)
+16 | raise mmap.error(1)
+17 | raise select.error(1, 2)
    |
    = help: Replace `socket.error` with builtin `OSError`
 
 ℹ Safe fix
-11 11 | raise mmap.error
 12 12 | raise select.error
-13 13 | 
-14    |-raise socket.error()
-   14 |+raise OSError()
-15 15 | raise mmap.error(1)
-16 16 | raise select.error(1, 2)
-17 17 | 
+13 13 | raise resource.error
+14 14 | 
+15    |-raise socket.error()
+   15 |+raise OSError()
+16 16 | raise mmap.error(1)
+17 17 | raise select.error(1, 2)
+18 18 | raise resource.error(1, "strerror", "filename")
 
-UP024_2.py:15:7: UP024 [*] Replace aliased errors with `OSError`
+UP024_2.py:16:7: UP024 [*] Replace aliased errors with `OSError`
    |
-14 | raise socket.error()
-15 | raise mmap.error(1)
+15 | raise socket.error()
+16 | raise mmap.error(1)
    |       ^^^^^^^^^^ UP024
-16 | raise select.error(1, 2)
+17 | raise select.error(1, 2)
+18 | raise resource.error(1, "strerror", "filename")
    |
    = help: Replace `mmap.error` with builtin `OSError`
 
 ℹ Safe fix
-12 12 | raise select.error
-13 13 | 
-14 14 | raise socket.error()
-15    |-raise mmap.error(1)
-   15 |+raise OSError(1)
-16 16 | raise select.error(1, 2)
-17 17 | 
-18 18 | raise socket.error(
+13 13 | raise resource.error
+14 14 | 
+15 15 | raise socket.error()
+16    |-raise mmap.error(1)
+   16 |+raise OSError(1)
+17 17 | raise select.error(1, 2)
+18 18 | raise resource.error(1, "strerror", "filename")
+19 19 | 
 
-UP024_2.py:16:7: UP024 [*] Replace aliased errors with `OSError`
+UP024_2.py:17:7: UP024 [*] Replace aliased errors with `OSError`
    |
-14 | raise socket.error()
-15 | raise mmap.error(1)
-16 | raise select.error(1, 2)
+15 | raise socket.error()
+16 | raise mmap.error(1)
+17 | raise select.error(1, 2)
    |       ^^^^^^^^^^^^ UP024
-17 |
-18 | raise socket.error(
+18 | raise resource.error(1, "strerror", "filename")
    |
    = help: Replace `select.error` with builtin `OSError`
 
 ℹ Safe fix
-13 13 | 
-14 14 | raise socket.error()
-15 15 | raise mmap.error(1)
-16    |-raise select.error(1, 2)
-   16 |+raise OSError(1, 2)
-17 17 | 
-18 18 | raise socket.error(
-19 19 |     1,
+14 14 | 
+15 15 | raise socket.error()
+16 16 | raise mmap.error(1)
+17    |-raise select.error(1, 2)
+   17 |+raise OSError(1, 2)
+18 18 | raise resource.error(1, "strerror", "filename")
+19 19 | 
+20 20 | raise socket.error(
 
 UP024_2.py:18:7: UP024 [*] Replace aliased errors with `OSError`
    |
-16 | raise select.error(1, 2)
-17 |
-18 | raise socket.error(
+16 | raise mmap.error(1)
+17 | raise select.error(1, 2)
+18 | raise resource.error(1, "strerror", "filename")
+   |       ^^^^^^^^^^^^^^ UP024
+19 |
+20 | raise socket.error(
+   |
+   = help: Replace `resource.error` with builtin `OSError`
+
+ℹ Safe fix
+15 15 | raise socket.error()
+16 16 | raise mmap.error(1)
+17 17 | raise select.error(1, 2)
+18    |-raise resource.error(1, "strerror", "filename")
+   18 |+raise OSError(1, "strerror", "filename")
+19 19 | 
+20 20 | raise socket.error(
+21 21 |     1,
+
+UP024_2.py:20:7: UP024 [*] Replace aliased errors with `OSError`
+   |
+18 | raise resource.error(1, "strerror", "filename")
+19 |
+20 | raise socket.error(
    |       ^^^^^^^^^^^^ UP024
-19 |     1,
-20 |     2,
+21 |     1,
+22 |     2,
    |
    = help: Replace `socket.error` with builtin `OSError`
 
 ℹ Safe fix
-15 15 | raise mmap.error(1)
-16 16 | raise select.error(1, 2)
-17 17 | 
-18    |-raise socket.error(
-   18 |+raise OSError(
-19 19 |     1,
-20 20 |     2,
-21 21 |     3,
+17 17 | raise select.error(1, 2)
+18 18 | raise resource.error(1, "strerror", "filename")
+19 19 | 
+20    |-raise socket.error(
+   20 |+raise OSError(
+21 21 |     1,
+22 22 |     2,
+23 23 |     3,
 
-UP024_2.py:25:7: UP024 [*] Replace aliased errors with `OSError`
+UP024_2.py:27:7: UP024 [*] Replace aliased errors with `OSError`
    |
-24 | from mmap import error
-25 | raise error
+26 | from mmap import error
+27 | raise error
    |       ^^^^^ UP024
-26 |
-27 | from socket import error
+28 |
+29 | from socket import error
    |
    = help: Replace `error` with builtin `OSError`
 
 ℹ Safe fix
-22 22 | )
-23 23 | 
-24 24 | from mmap import error
-25    |-raise error
-   25 |+raise OSError
-26 26 | 
-27 27 | from socket import error
-28 28 | raise error(1)
+24 24 | )
+25 25 | 
+26 26 | from mmap import error
+27    |-raise error
+   27 |+raise OSError
+28 28 | 
+29 29 | from socket import error
+30 30 | raise error(1)
 
-UP024_2.py:28:7: UP024 [*] Replace aliased errors with `OSError`
+UP024_2.py:30:7: UP024 [*] Replace aliased errors with `OSError`
    |
-27 | from socket import error
-28 | raise error(1)
+29 | from socket import error
+30 | raise error(1)
    |       ^^^^^ UP024
-29 |
-30 | from select import error
+31 |
+32 | from select import error
    |
    = help: Replace `error` with builtin `OSError`
 
 ℹ Safe fix
-25 25 | raise error
-26 26 | 
-27 27 | from socket import error
-28    |-raise error(1)
-   28 |+raise OSError(1)
-29 29 | 
-30 30 | from select import error
-31 31 | raise error(1, 2)
+27 27 | raise error
+28 28 | 
+29 29 | from socket import error
+30    |-raise error(1)
+   30 |+raise OSError(1)
+31 31 | 
+32 32 | from select import error
+33 33 | raise error(1, 2)
 
-UP024_2.py:31:7: UP024 [*] Replace aliased errors with `OSError`
+UP024_2.py:33:7: UP024 [*] Replace aliased errors with `OSError`
    |
-30 | from select import error
-31 | raise error(1, 2)
+32 | from select import error
+33 | raise error(1, 2)
    |       ^^^^^ UP024
-32 |
-33 | # Testing the names
+34 |
+35 | from resource import error
    |
    = help: Replace `error` with builtin `OSError`
 
 ℹ Safe fix
-28 28 | raise error(1)
-29 29 | 
-30 30 | from select import error
-31    |-raise error(1, 2)
-   31 |+raise OSError(1, 2)
-32 32 | 
-33 33 | # Testing the names
-34 34 | raise EnvironmentError
-
-UP024_2.py:34:7: UP024 [*] Replace aliased errors with `OSError`
-   |
-33 | # Testing the names
-34 | raise EnvironmentError
-   |       ^^^^^^^^^^^^^^^^ UP024
-35 | raise IOError
-36 | raise WindowsError
-   |
-   = help: Replace `EnvironmentError` with builtin `OSError`
-
-ℹ Safe fix
-31 31 | raise error(1, 2)
-32 32 | 
-33 33 | # Testing the names
-34    |-raise EnvironmentError
-   34 |+raise OSError
-35 35 | raise IOError
-36 36 | raise WindowsError
-37 37 | 
-
-UP024_2.py:35:7: UP024 [*] Replace aliased errors with `OSError`
-   |
-33 | # Testing the names
-34 | raise EnvironmentError
-35 | raise IOError
-   |       ^^^^^^^ UP024
-36 | raise WindowsError
-   |
-   = help: Replace `IOError` with builtin `OSError`
-
-ℹ Safe fix
-32 32 | 
-33 33 | # Testing the names
-34 34 | raise EnvironmentError
-35    |-raise IOError
-   35 |+raise OSError
-36 36 | raise WindowsError
-37 37 | 
-38 38 | raise EnvironmentError()
+30 30 | raise error(1)
+31 31 | 
+32 32 | from select import error
+33    |-raise error(1, 2)
+   33 |+raise OSError(1, 2)
+34 34 | 
+35 35 | from resource import error
+36 36 | raise error(1, "strerror", "filename")
 
 UP024_2.py:36:7: UP024 [*] Replace aliased errors with `OSError`
    |
-34 | raise EnvironmentError
-35 | raise IOError
-36 | raise WindowsError
-   |       ^^^^^^^^^^^^ UP024
+35 | from resource import error
+36 | raise error(1, "strerror", "filename")
+   |       ^^^^^ UP024
 37 |
-38 | raise EnvironmentError()
+38 | # Testing the names
    |
-   = help: Replace `WindowsError` with builtin `OSError`
+   = help: Replace `error` with builtin `OSError`
 
 ℹ Safe fix
-33 33 | # Testing the names
-34 34 | raise EnvironmentError
-35 35 | raise IOError
-36    |-raise WindowsError
-   36 |+raise OSError
+33 33 | raise error(1, 2)
+34 34 | 
+35 35 | from resource import error
+36    |-raise error(1, "strerror", "filename")
+   36 |+raise OSError(1, "strerror", "filename")
 37 37 | 
-38 38 | raise EnvironmentError()
-39 39 | raise IOError(1)
-
-UP024_2.py:38:7: UP024 [*] Replace aliased errors with `OSError`
-   |
-36 | raise WindowsError
-37 |
-38 | raise EnvironmentError()
-   |       ^^^^^^^^^^^^^^^^ UP024
-39 | raise IOError(1)
-40 | raise WindowsError(1, 2)
-   |
-   = help: Replace `EnvironmentError` with builtin `OSError`
-
-ℹ Safe fix
-35 35 | raise IOError
-36 36 | raise WindowsError
-37 37 | 
-38    |-raise EnvironmentError()
-   38 |+raise OSError()
-39 39 | raise IOError(1)
-40 40 | raise WindowsError(1, 2)
-41 41 | 
+38 38 | # Testing the names
+39 39 | raise EnvironmentError
 
 UP024_2.py:39:7: UP024 [*] Replace aliased errors with `OSError`
    |
-38 | raise EnvironmentError()
-39 | raise IOError(1)
-   |       ^^^^^^^ UP024
-40 | raise WindowsError(1, 2)
+38 | # Testing the names
+39 | raise EnvironmentError
+   |       ^^^^^^^^^^^^^^^^ UP024
+40 | raise IOError
+41 | raise WindowsError
    |
-   = help: Replace `IOError` with builtin `OSError`
+   = help: Replace `EnvironmentError` with builtin `OSError`
 
 ℹ Safe fix
-36 36 | raise WindowsError
+36 36 | raise error(1, "strerror", "filename")
 37 37 | 
-38 38 | raise EnvironmentError()
-39    |-raise IOError(1)
-   39 |+raise OSError(1)
-40 40 | raise WindowsError(1, 2)
-41 41 | 
-42 42 | raise EnvironmentError(
+38 38 | # Testing the names
+39    |-raise EnvironmentError
+   39 |+raise OSError
+40 40 | raise IOError
+41 41 | raise WindowsError
+42 42 | 
 
 UP024_2.py:40:7: UP024 [*] Replace aliased errors with `OSError`
    |
-38 | raise EnvironmentError()
-39 | raise IOError(1)
-40 | raise WindowsError(1, 2)
-   |       ^^^^^^^^^^^^ UP024
-41 |
-42 | raise EnvironmentError(
+38 | # Testing the names
+39 | raise EnvironmentError
+40 | raise IOError
+   |       ^^^^^^^ UP024
+41 | raise WindowsError
    |
-   = help: Replace `WindowsError` with builtin `OSError`
+   = help: Replace `IOError` with builtin `OSError`
 
 ℹ Safe fix
 37 37 | 
-38 38 | raise EnvironmentError()
-39 39 | raise IOError(1)
-40    |-raise WindowsError(1, 2)
-   40 |+raise OSError(1, 2)
-41 41 | 
-42 42 | raise EnvironmentError(
-43 43 |     1,
+38 38 | # Testing the names
+39 39 | raise EnvironmentError
+40    |-raise IOError
+   40 |+raise OSError
+41 41 | raise WindowsError
+42 42 | 
+43 43 | raise EnvironmentError()
 
-UP024_2.py:42:7: UP024 [*] Replace aliased errors with `OSError`
+UP024_2.py:41:7: UP024 [*] Replace aliased errors with `OSError`
    |
-40 | raise WindowsError(1, 2)
-41 |
-42 | raise EnvironmentError(
-   |       ^^^^^^^^^^^^^^^^ UP024
-43 |     1,
-44 |     2,
-   |
-   = help: Replace `EnvironmentError` with builtin `OSError`
-
-ℹ Safe fix
-39 39 | raise IOError(1)
-40 40 | raise WindowsError(1, 2)
-41 41 | 
-42    |-raise EnvironmentError(
-   42 |+raise OSError(
-43 43 |     1,
-44 44 |     2,
-45 45 |     3,
-
-UP024_2.py:48:7: UP024 [*] Replace aliased errors with `OSError`
-   |
-46 | )
-47 |
-48 | raise WindowsError
+39 | raise EnvironmentError
+40 | raise IOError
+41 | raise WindowsError
    |       ^^^^^^^^^^^^ UP024
-49 | raise EnvironmentError(1)
-50 | raise IOError(1, 2)
+42 |
+43 | raise EnvironmentError()
    |
    = help: Replace `WindowsError` with builtin `OSError`
 
 ℹ Safe fix
-45 45 |     3,
-46 46 | )
-47 47 | 
-48    |-raise WindowsError
-   48 |+raise OSError
-49 49 | raise EnvironmentError(1)
-50 50 | raise IOError(1, 2)
+38 38 | # Testing the names
+39 39 | raise EnvironmentError
+40 40 | raise IOError
+41    |-raise WindowsError
+   41 |+raise OSError
+42 42 | 
+43 43 | raise EnvironmentError()
+44 44 | raise IOError(1)
 
-UP024_2.py:49:7: UP024 [*] Replace aliased errors with `OSError`
+UP024_2.py:43:7: UP024 [*] Replace aliased errors with `OSError`
    |
-48 | raise WindowsError
-49 | raise EnvironmentError(1)
+41 | raise WindowsError
+42 |
+43 | raise EnvironmentError()
    |       ^^^^^^^^^^^^^^^^ UP024
-50 | raise IOError(1, 2)
+44 | raise IOError(1)
+45 | raise WindowsError(1, 2)
    |
    = help: Replace `EnvironmentError` with builtin `OSError`
 
 ℹ Safe fix
-46 46 | )
-47 47 | 
-48 48 | raise WindowsError
-49    |-raise EnvironmentError(1)
-   49 |+raise OSError(1)
-50 50 | raise IOError(1, 2)
+40 40 | raise IOError
+41 41 | raise WindowsError
+42 42 | 
+43    |-raise EnvironmentError()
+   43 |+raise OSError()
+44 44 | raise IOError(1)
+45 45 | raise WindowsError(1, 2)
+46 46 | 
 
-UP024_2.py:50:7: UP024 [*] Replace aliased errors with `OSError`
+UP024_2.py:44:7: UP024 [*] Replace aliased errors with `OSError`
    |
-48 | raise WindowsError
-49 | raise EnvironmentError(1)
-50 | raise IOError(1, 2)
+43 | raise EnvironmentError()
+44 | raise IOError(1)
+   |       ^^^^^^^ UP024
+45 | raise WindowsError(1, 2)
+   |
+   = help: Replace `IOError` with builtin `OSError`
+
+ℹ Safe fix
+41 41 | raise WindowsError
+42 42 | 
+43 43 | raise EnvironmentError()
+44    |-raise IOError(1)
+   44 |+raise OSError(1)
+45 45 | raise WindowsError(1, 2)
+46 46 | 
+47 47 | raise EnvironmentError(
+
+UP024_2.py:45:7: UP024 [*] Replace aliased errors with `OSError`
+   |
+43 | raise EnvironmentError()
+44 | raise IOError(1)
+45 | raise WindowsError(1, 2)
+   |       ^^^^^^^^^^^^ UP024
+46 |
+47 | raise EnvironmentError(
+   |
+   = help: Replace `WindowsError` with builtin `OSError`
+
+ℹ Safe fix
+42 42 | 
+43 43 | raise EnvironmentError()
+44 44 | raise IOError(1)
+45    |-raise WindowsError(1, 2)
+   45 |+raise OSError(1, 2)
+46 46 | 
+47 47 | raise EnvironmentError(
+48 48 |     1,
+
+UP024_2.py:47:7: UP024 [*] Replace aliased errors with `OSError`
+   |
+45 | raise WindowsError(1, 2)
+46 |
+47 | raise EnvironmentError(
+   |       ^^^^^^^^^^^^^^^^ UP024
+48 |     1,
+49 |     2,
+   |
+   = help: Replace `EnvironmentError` with builtin `OSError`
+
+ℹ Safe fix
+44 44 | raise IOError(1)
+45 45 | raise WindowsError(1, 2)
+46 46 | 
+47    |-raise EnvironmentError(
+   47 |+raise OSError(
+48 48 |     1,
+49 49 |     2,
+50 50 |     3,
+
+UP024_2.py:53:7: UP024 [*] Replace aliased errors with `OSError`
+   |
+51 | )
+52 |
+53 | raise WindowsError
+   |       ^^^^^^^^^^^^ UP024
+54 | raise EnvironmentError(1)
+55 | raise IOError(1, 2)
+   |
+   = help: Replace `WindowsError` with builtin `OSError`
+
+ℹ Safe fix
+50 50 |     3,
+51 51 | )
+52 52 | 
+53    |-raise WindowsError
+   53 |+raise OSError
+54 54 | raise EnvironmentError(1)
+55 55 | raise IOError(1, 2)
+
+UP024_2.py:54:7: UP024 [*] Replace aliased errors with `OSError`
+   |
+53 | raise WindowsError
+54 | raise EnvironmentError(1)
+   |       ^^^^^^^^^^^^^^^^ UP024
+55 | raise IOError(1, 2)
+   |
+   = help: Replace `EnvironmentError` with builtin `OSError`
+
+ℹ Safe fix
+51 51 | )
+52 52 | 
+53 53 | raise WindowsError
+54    |-raise EnvironmentError(1)
+   54 |+raise OSError(1)
+55 55 | raise IOError(1, 2)
+
+UP024_2.py:55:7: UP024 [*] Replace aliased errors with `OSError`
+   |
+53 | raise WindowsError
+54 | raise EnvironmentError(1)
+55 | raise IOError(1, 2)
    |       ^^^^^^^ UP024
    |
    = help: Replace `IOError` with builtin `OSError`
 
 ℹ Safe fix
-47 47 | 
-48 48 | raise WindowsError
-49 49 | raise EnvironmentError(1)
-50    |-raise IOError(1, 2)
-   50 |+raise OSError(1, 2)
+52 52 | 
+53 53 | raise WindowsError
+54 54 | raise EnvironmentError(1)
+55    |-raise IOError(1, 2)
+   55 |+raise OSError(1, 2)

crates/ruff_linter/src/rules/refurb/mod.rs

@@ -89,4 +89,15 @@ mod tests {
         assert_messages!(diagnostics);
         Ok(())
     }
+
+    #[test]
+    fn fstring_number_format_python_311() -> Result<()> {
+        let diagnostics = test_path(
+            Path::new("refurb/FURB116.py"),
+            &settings::LinterSettings::for_rule(Rule::FStringNumberFormat)
+                .with_target_version(PythonVersion::PY311),
+        )?;
+        assert_messages!(diagnostics);
+        Ok(())
+    }
 }

crates/ruff_linter/src/rules/refurb/rules/fstring_number_format.rs

@@ -1,6 +1,7 @@
-use ruff_diagnostics::{Diagnostic, Edit, Fix, FixAvailability, Violation};
+use ruff_diagnostics::{Applicability, Diagnostic, Edit, Fix, FixAvailability, Violation};
 use ruff_macros::{derive_message_formats, ViolationMetadata};
-use ruff_python_ast::{self as ast, Expr, ExprCall, Number};
+use ruff_python_ast::{self as ast, Expr, ExprCall, Number, PythonVersion, UnaryOp};
+use ruff_source_file::find_newline;
 use ruff_text_size::Ranged;
 
 use crate::checkers::ast::Checker;
@@ -24,6 +25,11 @@ use crate::fix::snippet::SourceCodeSnippet;
 /// ```python
 /// print(f"{1337:b}")
 /// ```
+///
+/// ## Fix safety
+/// The fix is only marked as safe for integer literals, all other cases
+/// are display-only, as they may change the runtime behaviour of the program
+/// or introduce syntax errors.
 #[derive(ViolationMetadata)]
 pub(crate) struct FStringNumberFormat {
     replacement: Option<SourceCodeSnippet>,
@@ -121,21 +127,24 @@ pub(crate) fn fstring_number_format(checker: &Checker, subscript: &ast::ExprSubs
         return;
     }
 
-    // Generate a replacement, if possible.
-    let replacement = if matches!(
-        arg,
-        Expr::NumberLiteral(_) | Expr::Name(_) | Expr::Attribute(_)
-    ) {
-        let inner_source = checker.locator().slice(arg);
-
-        let quote = checker.stylist().quote();
-        let shorthand = base.shorthand();
-
-        Some(format!("f{quote}{{{inner_source}:{shorthand}}}{quote}"))
+    let maybe_number = if let Some(maybe_number) = arg
+        .as_unary_op_expr()
+        .filter(|unary_expr| unary_expr.op == UnaryOp::UAdd)
+        .map(|unary_expr| &unary_expr.operand)
+    {
+        maybe_number
     } else {
-        None
+        arg
     };
 
+    let applicability = if matches!(maybe_number, Expr::NumberLiteral(_)) {
+        Applicability::Safe
+    } else {
+        Applicability::DisplayOnly
+    };
+
+    let replacement = try_create_replacement(checker, arg, base);
+
     let mut diagnostic = Diagnostic::new(
         FStringNumberFormat {
             replacement: replacement.as_deref().map(SourceCodeSnippet::from_str),
@@ -145,15 +154,54 @@ pub(crate) fn fstring_number_format(checker: &Checker, subscript: &ast::ExprSubs
     );
 
     if let Some(replacement) = replacement {
-        diagnostic.set_fix(Fix::safe_edit(Edit::range_replacement(
-            replacement,
-            subscript.range(),
-        )));
+        let edit = Edit::range_replacement(replacement, subscript.range());
+        diagnostic.set_fix(Fix::applicable_edit(edit, applicability));
     }
 
     checker.report_diagnostic(diagnostic);
 }
 
+/// Generate a replacement, if possible.
+fn try_create_replacement(checker: &Checker, arg: &Expr, base: Base) -> Option<String> {
+    if !matches!(
+        arg,
+        Expr::NumberLiteral(_) | Expr::Name(_) | Expr::Attribute(_) | Expr::UnaryOp(_)
+    ) {
+        return None;
+    }
+
+    let inner_source = checker.locator().slice(arg);
+
+    // On Python 3.11 and earlier, trying to replace an `arg` that contains a backslash
+    // would create a `SyntaxError` in the f-string.
+    if checker.target_version() <= PythonVersion::PY311 && inner_source.contains('\\') {
+        return None;
+    }
+
+    // On Python 3.11 and earlier, trying to replace an `arg` that spans multiple lines
+    // would create a `SyntaxError` in the f-string.
+    if checker.target_version() <= PythonVersion::PY311 && find_newline(inner_source).is_some() {
+        return None;
+    }
+
+    let quote = checker.stylist().quote();
+    let shorthand = base.shorthand();
+
+    // If the `arg` contains double quotes we need to create the f-string with single quotes
+    // to avoid a `SyntaxError` in Python 3.11 and earlier.
+    if checker.target_version() <= PythonVersion::PY311 && inner_source.contains(quote.as_str()) {
+        return None;
+    }
+
+    // If the `arg` contains a brace add an space before it to avoid a `SyntaxError`
+    // in the f-string.
+    if inner_source.starts_with('{') {
+        Some(format!("f{quote}{{ {inner_source}:{shorthand}}}{quote}"))
+    } else {
+        Some(format!("f{quote}{{{inner_source}:{shorthand}}}{quote}"))
+    }
+}
+
 #[derive(Debug, Copy, Clone, PartialEq, Eq)]
 enum Base {
     Hex,

crates/ruff_linter/src/rules/refurb/snapshots/ruff_linter__rules__refurb__tests__FURB116_FURB116.py.snap

@@ -1,144 +1,288 @@
 ---
 source: crates/ruff_linter/src/rules/refurb/mod.rs
 ---
-FURB116.py:6:7: FURB116 [*] Replace `oct` call with `f"{num:o}"`
-  |
-4 |     return num
-5 |
-6 | print(oct(num)[2:])  # FURB116
-  |       ^^^^^^^^^^^^ FURB116
-7 | print(hex(num)[2:])  # FURB116
-8 | print(bin(num)[2:])  # FURB116
-  |
-  = help: Replace with `f"{num:o}"`
-
-ℹ Safe fix
-3 3 | def return_num() -> int:
-4 4 |     return num
-5 5 | 
-6   |-print(oct(num)[2:])  # FURB116
-  6 |+print(f"{num:o}")  # FURB116
-7 7 | print(hex(num)[2:])  # FURB116
-8 8 | print(bin(num)[2:])  # FURB116
-9 9 | 
-
-FURB116.py:7:7: FURB116 [*] Replace `hex` call with `f"{num:x}"`
-  |
-6 | print(oct(num)[2:])  # FURB116
-7 | print(hex(num)[2:])  # FURB116
-  |       ^^^^^^^^^^^^ FURB116
-8 | print(bin(num)[2:])  # FURB116
-  |
-  = help: Replace with `f"{num:x}"`
-
-ℹ Safe fix
-4 4 |     return num
-5 5 | 
-6 6 | print(oct(num)[2:])  # FURB116
-7   |-print(hex(num)[2:])  # FURB116
-  7 |+print(f"{num:x}")  # FURB116
-8 8 | print(bin(num)[2:])  # FURB116
-9 9 | 
-10 10 | print(oct(1337)[2:])  # FURB116
-
-FURB116.py:8:7: FURB116 [*] Replace `bin` call with `f"{num:b}"`
+FURB116.py:9:7: FURB116 Replace `oct` call with `f"{num:o}"`
    |
- 6 | print(oct(num)[2:])  # FURB116
- 7 | print(hex(num)[2:])  # FURB116
- 8 | print(bin(num)[2:])  # FURB116
+ 7 |     return num
+ 8 |
+ 9 | print(oct(num)[2:])  # FURB116
    |       ^^^^^^^^^^^^ FURB116
- 9 |
-10 | print(oct(1337)[2:])  # FURB116
+10 | print(hex(num)[2:])  # FURB116
+11 | print(bin(num)[2:])  # FURB116
+   |
+   = help: Replace with `f"{num:o}"`
+
+ℹ Display-only fix
+6  6  | def return_num() -> int:
+7  7  |     return num
+8  8  | 
+9     |-print(oct(num)[2:])  # FURB116
+   9  |+print(f"{num:o}")  # FURB116
+10 10 | print(hex(num)[2:])  # FURB116
+11 11 | print(bin(num)[2:])  # FURB116
+12 12 | 
+
+FURB116.py:10:7: FURB116 Replace `hex` call with `f"{num:x}"`
+   |
+ 9 | print(oct(num)[2:])  # FURB116
+10 | print(hex(num)[2:])  # FURB116
+   |       ^^^^^^^^^^^^ FURB116
+11 | print(bin(num)[2:])  # FURB116
+   |
+   = help: Replace with `f"{num:x}"`
+
+ℹ Display-only fix
+7  7  |     return num
+8  8  | 
+9  9  | print(oct(num)[2:])  # FURB116
+10    |-print(hex(num)[2:])  # FURB116
+   10 |+print(f"{num:x}")  # FURB116
+11 11 | print(bin(num)[2:])  # FURB116
+12 12 | 
+13 13 | print(oct(1337)[2:])  # FURB116
+
+FURB116.py:11:7: FURB116 Replace `bin` call with `f"{num:b}"`
+   |
+ 9 | print(oct(num)[2:])  # FURB116
+10 | print(hex(num)[2:])  # FURB116
+11 | print(bin(num)[2:])  # FURB116
+   |       ^^^^^^^^^^^^ FURB116
+12 |
+13 | print(oct(1337)[2:])  # FURB116
    |
    = help: Replace with `f"{num:b}"`
 
-ℹ Safe fix
-5 5 | 
-6 6 | print(oct(num)[2:])  # FURB116
-7 7 | print(hex(num)[2:])  # FURB116
-8   |-print(bin(num)[2:])  # FURB116
-  8 |+print(f"{num:b}")  # FURB116
-9 9 | 
-10 10 | print(oct(1337)[2:])  # FURB116
-11 11 | print(hex(1337)[2:])  # FURB116
+ℹ Display-only fix
+8  8  | 
+9  9  | print(oct(num)[2:])  # FURB116
+10 10 | print(hex(num)[2:])  # FURB116
+11    |-print(bin(num)[2:])  # FURB116
+   11 |+print(f"{num:b}")  # FURB116
+12 12 | 
+13 13 | print(oct(1337)[2:])  # FURB116
+14 14 | print(hex(1337)[2:])  # FURB116
 
-FURB116.py:10:7: FURB116 [*] Replace `oct` call with `f"{1337:o}"`
+FURB116.py:13:7: FURB116 [*] Replace `oct` call with `f"{1337:o}"`
    |
- 8 | print(bin(num)[2:])  # FURB116
- 9 |
-10 | print(oct(1337)[2:])  # FURB116
+11 | print(bin(num)[2:])  # FURB116
+12 |
+13 | print(oct(1337)[2:])  # FURB116
    |       ^^^^^^^^^^^^^ FURB116
-11 | print(hex(1337)[2:])  # FURB116
-12 | print(bin(1337)[2:])  # FURB116
+14 | print(hex(1337)[2:])  # FURB116
+15 | print(bin(1337)[2:])  # FURB116
    |
    = help: Replace with `f"{1337:o}"`
 
 ℹ Safe fix
-7  7  | print(hex(num)[2:])  # FURB116
-8  8  | print(bin(num)[2:])  # FURB116
-9  9  | 
-10    |-print(oct(1337)[2:])  # FURB116
-   10 |+print(f"{1337:o}")  # FURB116
-11 11 | print(hex(1337)[2:])  # FURB116
-12 12 | print(bin(1337)[2:])  # FURB116
-13 13 | 
+10 10 | print(hex(num)[2:])  # FURB116
+11 11 | print(bin(num)[2:])  # FURB116
+12 12 | 
+13    |-print(oct(1337)[2:])  # FURB116
+   13 |+print(f"{1337:o}")  # FURB116
+14 14 | print(hex(1337)[2:])  # FURB116
+15 15 | print(bin(1337)[2:])  # FURB116
+16 16 | print(bin(+1337)[2:])  # FURB116
 
-FURB116.py:11:7: FURB116 [*] Replace `hex` call with `f"{1337:x}"`
+FURB116.py:14:7: FURB116 [*] Replace `hex` call with `f"{1337:x}"`
    |
-10 | print(oct(1337)[2:])  # FURB116
-11 | print(hex(1337)[2:])  # FURB116
+13 | print(oct(1337)[2:])  # FURB116
+14 | print(hex(1337)[2:])  # FURB116
    |       ^^^^^^^^^^^^^ FURB116
-12 | print(bin(1337)[2:])  # FURB116
+15 | print(bin(1337)[2:])  # FURB116
+16 | print(bin(+1337)[2:])  # FURB116
    |
    = help: Replace with `f"{1337:x}"`
 
 ℹ Safe fix
-8  8  | print(bin(num)[2:])  # FURB116
-9  9  | 
-10 10 | print(oct(1337)[2:])  # FURB116
-11    |-print(hex(1337)[2:])  # FURB116
-   11 |+print(f"{1337:x}")  # FURB116
-12 12 | print(bin(1337)[2:])  # FURB116
-13 13 | 
-14 14 | print(bin(return_num())[2:])  # FURB116 (no autofix)
+11 11 | print(bin(num)[2:])  # FURB116
+12 12 | 
+13 13 | print(oct(1337)[2:])  # FURB116
+14    |-print(hex(1337)[2:])  # FURB116
+   14 |+print(f"{1337:x}")  # FURB116
+15 15 | print(bin(1337)[2:])  # FURB116
+16 16 | print(bin(+1337)[2:])  # FURB116
+17 17 | 
 
-FURB116.py:12:7: FURB116 [*] Replace `bin` call with `f"{1337:b}"`
+FURB116.py:15:7: FURB116 [*] Replace `bin` call with `f"{1337:b}"`
    |
-10 | print(oct(1337)[2:])  # FURB116
-11 | print(hex(1337)[2:])  # FURB116
-12 | print(bin(1337)[2:])  # FURB116
+13 | print(oct(1337)[2:])  # FURB116
+14 | print(hex(1337)[2:])  # FURB116
+15 | print(bin(1337)[2:])  # FURB116
    |       ^^^^^^^^^^^^^ FURB116
-13 |
-14 | print(bin(return_num())[2:])  # FURB116 (no autofix)
+16 | print(bin(+1337)[2:])  # FURB116
    |
    = help: Replace with `f"{1337:b}"`
 
 ℹ Safe fix
-9  9  | 
-10 10 | print(oct(1337)[2:])  # FURB116
-11 11 | print(hex(1337)[2:])  # FURB116
-12    |-print(bin(1337)[2:])  # FURB116
-   12 |+print(f"{1337:b}")  # FURB116
-13 13 | 
-14 14 | print(bin(return_num())[2:])  # FURB116 (no autofix)
-15 15 | print(bin(int(f"{num}"))[2:])  # FURB116 (no autofix)
+12 12 | 
+13 13 | print(oct(1337)[2:])  # FURB116
+14 14 | print(hex(1337)[2:])  # FURB116
+15    |-print(bin(1337)[2:])  # FURB116
+   15 |+print(f"{1337:b}")  # FURB116
+16 16 | print(bin(+1337)[2:])  # FURB116
+17 17 | 
+18 18 | print(bin(return_num())[2:])  # FURB116 (no autofix)
 
-FURB116.py:14:7: FURB116 Replace `bin` call with f-string
+FURB116.py:16:7: FURB116 [*] Replace `bin` call with `f"{+1337:b}"`
    |
-12 | print(bin(1337)[2:])  # FURB116
-13 |
-14 | print(bin(return_num())[2:])  # FURB116 (no autofix)
+14 | print(hex(1337)[2:])  # FURB116
+15 | print(bin(1337)[2:])  # FURB116
+16 | print(bin(+1337)[2:])  # FURB116
+   |       ^^^^^^^^^^^^^^ FURB116
+17 |
+18 | print(bin(return_num())[2:])  # FURB116 (no autofix)
+   |
+   = help: Replace with `f"{+1337:b}"`
+
+ℹ Safe fix
+13 13 | print(oct(1337)[2:])  # FURB116
+14 14 | print(hex(1337)[2:])  # FURB116
+15 15 | print(bin(1337)[2:])  # FURB116
+16    |-print(bin(+1337)[2:])  # FURB116
+   16 |+print(f"{+1337:b}")  # FURB116
+17 17 | 
+18 18 | print(bin(return_num())[2:])  # FURB116 (no autofix)
+19 19 | print(bin(int(f"{num}"))[2:])  # FURB116 (no autofix)
+
+FURB116.py:18:7: FURB116 Replace `bin` call with f-string
+   |
+16 | print(bin(+1337)[2:])  # FURB116
+17 |
+18 | print(bin(return_num())[2:])  # FURB116 (no autofix)
    |       ^^^^^^^^^^^^^^^^^^^^^ FURB116
-15 | print(bin(int(f"{num}"))[2:])  # FURB116 (no autofix)
+19 | print(bin(int(f"{num}"))[2:])  # FURB116 (no autofix)
    |
    = help: Replace with f-string
 
-FURB116.py:15:7: FURB116 Replace `bin` call with f-string
+FURB116.py:19:7: FURB116 Replace `bin` call with f-string
    |
-14 | print(bin(return_num())[2:])  # FURB116 (no autofix)
-15 | print(bin(int(f"{num}"))[2:])  # FURB116 (no autofix)
+18 | print(bin(return_num())[2:])  # FURB116 (no autofix)
+19 | print(bin(int(f"{num}"))[2:])  # FURB116 (no autofix)
    |       ^^^^^^^^^^^^^^^^^^^^^^ FURB116
-16 |
-17 | ## invalid
+20 |
+21 | ## invalid
    |
    = help: Replace with f-string
+
+FURB116.py:32:7: FURB116 Replace `bin` call with `f"{d:b}"`
+   |
+30 | d = datetime.datetime.now(tz=datetime.UTC)
+31 | # autofix is display-only
+32 | print(bin(d)[2:])
+   |       ^^^^^^^^^^ FURB116
+33 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+34 | print(bin(len("xyz").numerator)[2:])
+   |
+   = help: Replace with `f"{d:b}"`
+
+ℹ Display-only fix
+29 29 | 
+30 30 | d = datetime.datetime.now(tz=datetime.UTC)
+31 31 | # autofix is display-only
+32    |-print(bin(d)[2:])
+   32 |+print(f"{d:b}")
+33 33 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+34 34 | print(bin(len("xyz").numerator)[2:])
+35 35 | 
+
+FURB116.py:34:7: FURB116 Replace `bin` call with `f"{len("xyz").numerator:b}"`
+   |
+32 | print(bin(d)[2:])
+33 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+34 | print(bin(len("xyz").numerator)[2:])
+   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ FURB116
+35 |
+36 | # autofix is display-only
+   |
+   = help: Replace with `f"{len("xyz").numerator:b}"`
+
+ℹ Display-only fix
+31 31 | # autofix is display-only
+32 32 | print(bin(d)[2:])
+33 33 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+34    |-print(bin(len("xyz").numerator)[2:])
+   34 |+print(f"{len("xyz").numerator:b}")
+35 35 | 
+36 36 | # autofix is display-only
+37 37 | print(bin({0: 1}[0].numerator)[2:])
+
+FURB116.py:37:7: FURB116 Replace `bin` call with `f"{ {0: 1}[0].numerator:b}"`
+   |
+36 | # autofix is display-only
+37 | print(bin({0: 1}[0].numerator)[2:])
+   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ FURB116
+38 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+39 | print(bin(ord("\\").numerator)[2:])
+   |
+   = help: Replace with `f"{ {0: 1}[0].numerator:b}"`
+
+ℹ Display-only fix
+34 34 | print(bin(len("xyz").numerator)[2:])
+35 35 | 
+36 36 | # autofix is display-only
+37    |-print(bin({0: 1}[0].numerator)[2:])
+   37 |+print(f"{ {0: 1}[0].numerator:b}")
+38 38 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+39 39 | print(bin(ord("\\").numerator)[2:])
+40 40 | print(hex(sys
+
+FURB116.py:39:7: FURB116 Replace `bin` call with `f"{ord("\\").numerator:b}"`
+   |
+37 | print(bin({0: 1}[0].numerator)[2:])
+38 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+39 | print(bin(ord("\\").numerator)[2:])
+   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ FURB116
+40 | print(hex(sys
+41 | .maxunicode)[2:])
+   |
+   = help: Replace with `f"{ord("\\").numerator:b}"`
+
+ℹ Display-only fix
+36 36 | # autofix is display-only
+37 37 | print(bin({0: 1}[0].numerator)[2:])
+38 38 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+39    |-print(bin(ord("\\").numerator)[2:])
+   39 |+print(f"{ord("\\").numerator:b}")
+40 40 | print(hex(sys
+41 41 | .maxunicode)[2:])
+42 42 | 
+
+FURB116.py:40:7: FURB116 Replace `hex` call with f-string
+   |
+38 |   # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+39 |   print(bin(ord("\\").numerator)[2:])
+40 |   print(hex(sys
+   |  _______^
+41 | | .maxunicode)[2:])
+   | |________________^ FURB116
+42 |
+43 |   # for negatives numbers autofix is display-only
+   |
+   = help: Replace with f-string
+
+ℹ Display-only fix
+37 37 | print(bin({0: 1}[0].numerator)[2:])
+38 38 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+39 39 | print(bin(ord("\\").numerator)[2:])
+40    |-print(hex(sys
+41    |-.maxunicode)[2:])
+   40 |+print(f"{sys
+   41 |+.maxunicode:x}")
+42 42 | 
+43 43 | # for negatives numbers autofix is display-only
+44 44 | print(bin(-1)[2:])
+
+FURB116.py:44:7: FURB116 Replace `bin` call with `f"{-1:b}"`
+   |
+43 | # for negatives numbers autofix is display-only
+44 | print(bin(-1)[2:])
+   |       ^^^^^^^^^^^ FURB116
+   |
+   = help: Replace with `f"{-1:b}"`
+
+ℹ Display-only fix
+41 41 | .maxunicode)[2:])
+42 42 | 
+43 43 | # for negatives numbers autofix is display-only
+44    |-print(bin(-1)[2:])
+   44 |+print(f"{-1:b}")

crates/ruff_linter/src/rules/refurb/snapshots/ruff_linter__rules__refurb__tests__fstring_number_format_python_311.snap

@@ -0,0 +1,256 @@
+---
+source: crates/ruff_linter/src/rules/refurb/mod.rs
+---
+FURB116.py:9:7: FURB116 Replace `oct` call with `f"{num:o}"`
+   |
+ 7 |     return num
+ 8 |
+ 9 | print(oct(num)[2:])  # FURB116
+   |       ^^^^^^^^^^^^ FURB116
+10 | print(hex(num)[2:])  # FURB116
+11 | print(bin(num)[2:])  # FURB116
+   |
+   = help: Replace with `f"{num:o}"`
+
+ℹ Display-only fix
+6  6  | def return_num() -> int:
+7  7  |     return num
+8  8  | 
+9     |-print(oct(num)[2:])  # FURB116
+   9  |+print(f"{num:o}")  # FURB116
+10 10 | print(hex(num)[2:])  # FURB116
+11 11 | print(bin(num)[2:])  # FURB116
+12 12 | 
+
+FURB116.py:10:7: FURB116 Replace `hex` call with `f"{num:x}"`
+   |
+ 9 | print(oct(num)[2:])  # FURB116
+10 | print(hex(num)[2:])  # FURB116
+   |       ^^^^^^^^^^^^ FURB116
+11 | print(bin(num)[2:])  # FURB116
+   |
+   = help: Replace with `f"{num:x}"`
+
+ℹ Display-only fix
+7  7  |     return num
+8  8  | 
+9  9  | print(oct(num)[2:])  # FURB116
+10    |-print(hex(num)[2:])  # FURB116
+   10 |+print(f"{num:x}")  # FURB116
+11 11 | print(bin(num)[2:])  # FURB116
+12 12 | 
+13 13 | print(oct(1337)[2:])  # FURB116
+
+FURB116.py:11:7: FURB116 Replace `bin` call with `f"{num:b}"`
+   |
+ 9 | print(oct(num)[2:])  # FURB116
+10 | print(hex(num)[2:])  # FURB116
+11 | print(bin(num)[2:])  # FURB116
+   |       ^^^^^^^^^^^^ FURB116
+12 |
+13 | print(oct(1337)[2:])  # FURB116
+   |
+   = help: Replace with `f"{num:b}"`
+
+ℹ Display-only fix
+8  8  | 
+9  9  | print(oct(num)[2:])  # FURB116
+10 10 | print(hex(num)[2:])  # FURB116
+11    |-print(bin(num)[2:])  # FURB116
+   11 |+print(f"{num:b}")  # FURB116
+12 12 | 
+13 13 | print(oct(1337)[2:])  # FURB116
+14 14 | print(hex(1337)[2:])  # FURB116
+
+FURB116.py:13:7: FURB116 [*] Replace `oct` call with `f"{1337:o}"`
+   |
+11 | print(bin(num)[2:])  # FURB116
+12 |
+13 | print(oct(1337)[2:])  # FURB116
+   |       ^^^^^^^^^^^^^ FURB116
+14 | print(hex(1337)[2:])  # FURB116
+15 | print(bin(1337)[2:])  # FURB116
+   |
+   = help: Replace with `f"{1337:o}"`
+
+ℹ Safe fix
+10 10 | print(hex(num)[2:])  # FURB116
+11 11 | print(bin(num)[2:])  # FURB116
+12 12 | 
+13    |-print(oct(1337)[2:])  # FURB116
+   13 |+print(f"{1337:o}")  # FURB116
+14 14 | print(hex(1337)[2:])  # FURB116
+15 15 | print(bin(1337)[2:])  # FURB116
+16 16 | print(bin(+1337)[2:])  # FURB116
+
+FURB116.py:14:7: FURB116 [*] Replace `hex` call with `f"{1337:x}"`
+   |
+13 | print(oct(1337)[2:])  # FURB116
+14 | print(hex(1337)[2:])  # FURB116
+   |       ^^^^^^^^^^^^^ FURB116
+15 | print(bin(1337)[2:])  # FURB116
+16 | print(bin(+1337)[2:])  # FURB116
+   |
+   = help: Replace with `f"{1337:x}"`
+
+ℹ Safe fix
+11 11 | print(bin(num)[2:])  # FURB116
+12 12 | 
+13 13 | print(oct(1337)[2:])  # FURB116
+14    |-print(hex(1337)[2:])  # FURB116
+   14 |+print(f"{1337:x}")  # FURB116
+15 15 | print(bin(1337)[2:])  # FURB116
+16 16 | print(bin(+1337)[2:])  # FURB116
+17 17 | 
+
+FURB116.py:15:7: FURB116 [*] Replace `bin` call with `f"{1337:b}"`
+   |
+13 | print(oct(1337)[2:])  # FURB116
+14 | print(hex(1337)[2:])  # FURB116
+15 | print(bin(1337)[2:])  # FURB116
+   |       ^^^^^^^^^^^^^ FURB116
+16 | print(bin(+1337)[2:])  # FURB116
+   |
+   = help: Replace with `f"{1337:b}"`
+
+ℹ Safe fix
+12 12 | 
+13 13 | print(oct(1337)[2:])  # FURB116
+14 14 | print(hex(1337)[2:])  # FURB116
+15    |-print(bin(1337)[2:])  # FURB116
+   15 |+print(f"{1337:b}")  # FURB116
+16 16 | print(bin(+1337)[2:])  # FURB116
+17 17 | 
+18 18 | print(bin(return_num())[2:])  # FURB116 (no autofix)
+
+FURB116.py:16:7: FURB116 [*] Replace `bin` call with `f"{+1337:b}"`
+   |
+14 | print(hex(1337)[2:])  # FURB116
+15 | print(bin(1337)[2:])  # FURB116
+16 | print(bin(+1337)[2:])  # FURB116
+   |       ^^^^^^^^^^^^^^ FURB116
+17 |
+18 | print(bin(return_num())[2:])  # FURB116 (no autofix)
+   |
+   = help: Replace with `f"{+1337:b}"`
+
+ℹ Safe fix
+13 13 | print(oct(1337)[2:])  # FURB116
+14 14 | print(hex(1337)[2:])  # FURB116
+15 15 | print(bin(1337)[2:])  # FURB116
+16    |-print(bin(+1337)[2:])  # FURB116
+   16 |+print(f"{+1337:b}")  # FURB116
+17 17 | 
+18 18 | print(bin(return_num())[2:])  # FURB116 (no autofix)
+19 19 | print(bin(int(f"{num}"))[2:])  # FURB116 (no autofix)
+
+FURB116.py:18:7: FURB116 Replace `bin` call with f-string
+   |
+16 | print(bin(+1337)[2:])  # FURB116
+17 |
+18 | print(bin(return_num())[2:])  # FURB116 (no autofix)
+   |       ^^^^^^^^^^^^^^^^^^^^^ FURB116
+19 | print(bin(int(f"{num}"))[2:])  # FURB116 (no autofix)
+   |
+   = help: Replace with f-string
+
+FURB116.py:19:7: FURB116 Replace `bin` call with f-string
+   |
+18 | print(bin(return_num())[2:])  # FURB116 (no autofix)
+19 | print(bin(int(f"{num}"))[2:])  # FURB116 (no autofix)
+   |       ^^^^^^^^^^^^^^^^^^^^^^ FURB116
+20 |
+21 | ## invalid
+   |
+   = help: Replace with f-string
+
+FURB116.py:32:7: FURB116 Replace `bin` call with `f"{d:b}"`
+   |
+30 | d = datetime.datetime.now(tz=datetime.UTC)
+31 | # autofix is display-only
+32 | print(bin(d)[2:])
+   |       ^^^^^^^^^^ FURB116
+33 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+34 | print(bin(len("xyz").numerator)[2:])
+   |
+   = help: Replace with `f"{d:b}"`
+
+ℹ Display-only fix
+29 29 | 
+30 30 | d = datetime.datetime.now(tz=datetime.UTC)
+31 31 | # autofix is display-only
+32    |-print(bin(d)[2:])
+   32 |+print(f"{d:b}")
+33 33 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+34 34 | print(bin(len("xyz").numerator)[2:])
+35 35 | 
+
+FURB116.py:34:7: FURB116 Replace `bin` call with f-string
+   |
+32 | print(bin(d)[2:])
+33 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+34 | print(bin(len("xyz").numerator)[2:])
+   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ FURB116
+35 |
+36 | # autofix is display-only
+   |
+   = help: Replace with f-string
+
+FURB116.py:37:7: FURB116 Replace `bin` call with `f"{ {0: 1}[0].numerator:b}"`
+   |
+36 | # autofix is display-only
+37 | print(bin({0: 1}[0].numerator)[2:])
+   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ FURB116
+38 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+39 | print(bin(ord("\\").numerator)[2:])
+   |
+   = help: Replace with `f"{ {0: 1}[0].numerator:b}"`
+
+ℹ Display-only fix
+34 34 | print(bin(len("xyz").numerator)[2:])
+35 35 | 
+36 36 | # autofix is display-only
+37    |-print(bin({0: 1}[0].numerator)[2:])
+   37 |+print(f"{ {0: 1}[0].numerator:b}")
+38 38 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+39 39 | print(bin(ord("\\").numerator)[2:])
+40 40 | print(hex(sys
+
+FURB116.py:39:7: FURB116 Replace `bin` call with f-string
+   |
+37 | print(bin({0: 1}[0].numerator)[2:])
+38 | # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+39 | print(bin(ord("\\").numerator)[2:])
+   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ FURB116
+40 | print(hex(sys
+41 | .maxunicode)[2:])
+   |
+   = help: Replace with f-string
+
+FURB116.py:40:7: FURB116 Replace `hex` call with f-string
+   |
+38 |   # no autofix for Python 3.11 and earlier, as it introduces a syntax error
+39 |   print(bin(ord("\\").numerator)[2:])
+40 |   print(hex(sys
+   |  _______^
+41 | | .maxunicode)[2:])
+   | |________________^ FURB116
+42 |
+43 |   # for negatives numbers autofix is display-only
+   |
+   = help: Replace with f-string
+
+FURB116.py:44:7: FURB116 Replace `bin` call with `f"{-1:b}"`
+   |
+43 | # for negatives numbers autofix is display-only
+44 | print(bin(-1)[2:])
+   |       ^^^^^^^^^^^ FURB116
+   |
+   = help: Replace with `f"{-1:b}"`
+
+ℹ Display-only fix
+41 41 | .maxunicode)[2:])
+42 42 | 
+43 43 | # for negatives numbers autofix is display-only
+44    |-print(bin(-1)[2:])
+   44 |+print(f"{-1:b}")

crates/ruff_linter/src/rules/ruff/rules/in_empty_collection.rs

@@ -1,6 +1,7 @@
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, ViolationMetadata};
 use ruff_python_ast::{self as ast, CmpOp, Expr};
+use ruff_python_semantic::SemanticModel;
 use ruff_text_size::Ranged;
 
 use crate::checkers::ast::Checker;
@@ -48,6 +49,14 @@ pub(crate) fn in_empty_collection(checker: &Checker, compare: &ast::ExprCompare)
     };
 
     let semantic = checker.semantic();
+
+    if is_empty(right, semantic) {
+        checker.report_diagnostic(Diagnostic::new(InEmptyCollection, compare.range()));
+    }
+}
+
+fn is_empty(expr: &Expr, semantic: &SemanticModel) -> bool {
+    let set_methods = ["set", "frozenset"];
     let collection_methods = [
         "list",
         "tuple",
@@ -59,7 +68,7 @@ pub(crate) fn in_empty_collection(checker: &Checker, compare: &ast::ExprCompare)
         "str",
     ];
 
-    let is_empty_collection = match right {
+    match expr {
         Expr::List(ast::ExprList { elts, .. }) => elts.is_empty(),
         Expr::Tuple(ast::ExprTuple { elts, .. }) => elts.is_empty(),
         Expr::Set(ast::ExprSet { elts, .. }) => elts.is_empty(),
@@ -75,15 +84,19 @@ pub(crate) fn in_empty_collection(checker: &Checker, compare: &ast::ExprCompare)
             arguments,
             range: _,
         }) => {
-            arguments.is_empty()
-                && collection_methods
+            if arguments.is_empty() {
+                collection_methods
                     .iter()
                     .any(|s| semantic.match_builtin_expr(func, s))
+            } else if let Some(arg) = arguments.find_positional(0) {
+                set_methods
+                    .iter()
+                    .any(|s| semantic.match_builtin_expr(func, s))
+                    && is_empty(arg, semantic)
+            } else {
+                false
+            }
         }
         _ => false,
-    };
-
-    if is_empty_collection {
-        checker.report_diagnostic(Diagnostic::new(InEmptyCollection, compare.range()));
     }
 }

crates/ruff_linter/src/rules/ruff/rules/post_init_default.rs

@@ -61,6 +61,12 @@ use super::helpers::{dataclass_kind, DataclassKind};
 /// foo = Foo()  # Prints '1 2'.
 /// ```
 ///
+/// ## Fix safety
+///
+/// This fix is always marked as unsafe because, although switching to `InitVar` is usually correct,
+/// it is incorrect when the parameter is not intended to be part of the public API or when the value
+/// is meant to be shared across all instances.
+///
 /// ## References
 /// - [Python documentation: Post-init processing](https://docs.python.org/3/library/dataclasses.html#post-init-processing)
 /// - [Python documentation: Init-only variables](https://docs.python.org/3/library/dataclasses.html#init-only-variables)

crates/ruff_linter/src/rules/ruff/rules/zip_instead_of_pairwise.rs

@@ -29,6 +29,14 @@ use crate::{checkers::ast::Checker, importer::ImportRequest};
 /// pairwise(letters)  # ("A", "B"), ("B", "C"), ("C", "D")
 /// ```
 ///
+/// ## Fix safety
+///
+/// The fix is always marked unsafe because it assumes that slicing an object
+/// (e.g., `obj[1:]`) produces a value with the same type and iteration behavior
+/// as the original object, which is not guaranteed for user-defined types that
+/// override `__getitem__` without properly handling slices. Moreover, the fix
+/// could delete comments.
+///
 /// ## References
 /// - [Python documentation: `itertools.pairwise`](https://docs.python.org/3/library/itertools.html#itertools.pairwise)
 #[derive(ViolationMetadata)]

crates/ruff_linter/src/rules/ruff/snapshots/ruff_linter__rules__ruff__tests__RUF060_RUF060.py.snap

@@ -187,6 +187,7 @@ RUF060.py:20:1: RUF060 Unnecessary membership test on empty collection
 20 | b"a" in bytes()
    | ^^^^^^^^^^^^^^^ RUF060
 21 | 1 in frozenset()
+22 | 1 in set(set())
    |
 
 RUF060.py:21:1: RUF060 Unnecessary membership test on empty collection
@@ -195,6 +196,35 @@ RUF060.py:21:1: RUF060 Unnecessary membership test on empty collection
 20 | b"a" in bytes()
 21 | 1 in frozenset()
    | ^^^^^^^^^^^^^^^^ RUF060
-22 |
-23 | # OK
+22 | 1 in set(set())
+23 | 2 in frozenset([])
+   |
+
+RUF060.py:22:1: RUF060 Unnecessary membership test on empty collection
+   |
+20 | b"a" in bytes()
+21 | 1 in frozenset()
+22 | 1 in set(set())
+   | ^^^^^^^^^^^^^^^ RUF060
+23 | 2 in frozenset([])
+24 | '' in set("")
+   |
+
+RUF060.py:23:1: RUF060 Unnecessary membership test on empty collection
+   |
+21 | 1 in frozenset()
+22 | 1 in set(set())
+23 | 2 in frozenset([])
+   | ^^^^^^^^^^^^^^^^^^ RUF060
+24 | '' in set("")
+   |
+
+RUF060.py:24:1: RUF060 Unnecessary membership test on empty collection
+   |
+22 | 1 in set(set())
+23 | 2 in frozenset([])
+24 | '' in set("")
+   | ^^^^^^^^^^^^^ RUF060
+25 |
+26 | # OK
    |

crates/ruff_linter/src/snapshots/ruff_linter__linter__tests__semantic_syntax_error_InvalidExpression_invalid_expression_walrus_in_return_annotation_3.12.snap

@@ -0,0 +1,8 @@
+---
+source: crates/ruff_linter/src/linter.rs
+---
+<filename>:2:22: SyntaxError: named expression cannot be used within a generic definition
+  |
+2 | def f[T](x: int) -> (y := 3): return x
+  |                      ^^^^^^
+  |