Remove 'static

.github/workflows/ci.yaml

@@ -12,7 +12,7 @@ env:
   RUSTUP_MAX_RETRIES: 10
 
 jobs:
-  cargo_build:
+  cargo-build:
     name: "cargo build"
     runs-on: ubuntu-latest
     steps:
@@ -36,14 +36,14 @@ jobs:
             ${{ runner.os }}-build-
             ${{ runner.os }}-
       - run: cargo build --all --release
-      - run: ./target/release/ruff_dev generate-rules-table
-      - run: ./target/release/ruff_dev generate-options
-      - run: git diff --quiet README.md || echo "::error file=README.md::This file is outdated. You may have to rerun 'cargo dev generate-options' and/or 'cargo dev generate-rules-table'."
-      - run: ./target/release/ruff_dev generate-check-code-prefix
-      - run: git diff --quiet src/checks_gen.rs || echo "::error file=src/checks_gen.rs::This file is outdated. You may have to rerun 'cargo dev generate-check-code-prefix'."
-      - run: git diff --exit-code -- README.md src/checks_gen.rs
+      - run: ./target/release/ruff_dev generate-all
+      - run: git diff --quiet README.md || echo "::error file=README.md::This file is outdated. Run 'cargo +nightly dev generate-all'."
+      - run: git diff --quiet src/checks_gen.rs || echo "::error file=src/checks_gen.rs::This file is outdated. Run 'cargo +nightly dev generate-all'."
+      - run: git diff --quiet ruff.schema.json || echo "::error file=ruff.schema.json::This file is outdated. Run 'cargo +nightly dev generate-all'."
+      - run: git diff --quiet playground/src/ruff_options.ts || echo "::error file=playground/src/ruff_options.ts::This file is outdated. Run 'cargo +nightly dev generate-all'."
+      - run: git diff --exit-code -- README.md src/checks_gen.rs ruff.schema.json playground/src/ruff_options.ts
 
-  cargo_fmt:
+  cargo-fmt:
     name: "cargo fmt"
     runs-on: ubuntu-latest
     steps:
@@ -79,6 +79,7 @@ jobs:
           toolchain: nightly-2022-11-01
           override: true
           components: clippy
+          target: wasm32-unknown-unknown
       - uses: actions/cache@v3
         env:
           cache-name: cache-cargo
@@ -92,8 +93,9 @@ jobs:
             ${{ runner.os }}-build-
             ${{ runner.os }}-
       - run: cargo clippy --workspace --all-targets --all-features -- -D warnings -W clippy::pedantic
+      - run: cargo clippy --workspace --target wasm32-unknown-unknown --all-features -- -D warnings -W clippy::pedantic
 
-  cargo_test:
+  cargo-test:
     name: "cargo test"
     runs-on: ubuntu-latest
     steps:
@@ -119,7 +121,33 @@ jobs:
       - run: cargo test --all
       - run: cargo test --package ruff --test black_compatibility_test -- --ignored
 
-  maturin_build:
+  wasm-pack-test:
+    name: "wasm-pack test"
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly-2022-11-01
+          override: true
+      - uses: actions/cache@v3
+        env:
+          cache-name: cache-cargo
+        with:
+          path: |
+            ~/.cargo/registry
+            ~/.cargo/git
+          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-build-${{ env.cache-name }}-
+            ${{ runner.os }}-build-
+            ${{ runner.os }}-
+      - uses: jetli/wasm-pack-action@v0.4.0
+      - uses: jetli/wasm-bindgen-action@v0.2.0
+      - run: wasm-pack test --node
+
+  maturin-build:
     name: "maturin build"
     runs-on: ubuntu-latest
     steps:
@@ -131,7 +159,7 @@ jobs:
           override: true
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.10"
+          python-version: "3.11"
       - run: pip install maturin
       - uses: actions/cache@v3
         env:

.github/workflows/playground.yaml

@@ -0,0 +1,50 @@
+name: "[Playground] Release"
+
+on:
+  workflow_dispatch:
+  push:
+    branches: [main]
+
+env:
+  CARGO_INCREMENTAL: 0
+  CARGO_NET_RETRY: 10
+  RUSTUP_MAX_RETRIES: 10
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    env:
+       CF_API_TOKEN_EXISTS: ${{ secrets.CF_API_TOKEN != '' }}
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly-2022-11-01
+          override: true
+          target: wasm32-unknown-unknown
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18
+          cache: "npm"
+          cache-dependency-path: playground/package-lock.json
+      - uses: jetli/wasm-pack-action@v0.4.0
+      - uses: jetli/wasm-bindgen-action@v0.2.0
+      - name: "Run wasm-pack"
+        run: wasm-pack build --target web --out-dir playground/src/pkg
+      - name: "Install Node dependencies"
+        run: npm ci
+        working-directory: playground
+      - name: "Run TypeScript checks"
+        run: npm run check
+        working-directory: playground
+      - name: "Build JavaScript bundle"
+        run: npm run build
+        working-directory: playground
+      - name: "Deploy to Cloudflare Pages"
+        if: ${{ env.CF_API_TOKEN_EXISTS == 'true' }}
+        uses: cloudflare/wrangler-action@2.0.0
+        with:
+          apiToken: ${{ secrets.CF_API_TOKEN }}
+          accountId: ${{ secrets.CF_ACCOUNT_ID }}
+          command: pages publish playground/dist --project-name=ruff --branch ${GITHUB_HEAD_REF} --commit-hash ${GITHUB_SHA}

.pre-commit-config.yaml

@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/charliermarsh/ruff-pre-commit
-    rev: v0.0.192
+    rev: v0.0.198
     hooks:
       - id: ruff
 

CONTRIBUTING.md

@@ -48,8 +48,8 @@ prior to merging.
 There are four phases to adding a new lint rule:
 
 1. Define the rule in `src/checks.rs`.
-2. Define the _logic_ for triggering the rule in `src/check_ast.rs` (for AST-based checks),
-   `src/check_tokens.rs` (for token-based checks), or `src/check_lines.rs` (for text-based checks).
+2. Define the _logic_ for triggering the rule in `src/checkers/ast.rs` (for AST-based checks),
+   `src/checkers/tokens.rs` (for token-based checks), or `src/checkers/lines.rs` (for text-based checks).
 3. Add a test fixture.
 4. Update the generated files (documentation and generated code).
 
@@ -59,9 +59,9 @@ pattern implemented therein.
 
 To trigger the rule, you'll likely want to augment the logic in `src/check_ast.rs`, which defines
 the Python AST visitor, responsible for iterating over the abstract syntax tree and collecting
-lint-rule violations as it goes. If you need to inspect the AST, you can run `cargo dev print-ast`
-with a Python file. Grep for the `Check::new` invocations to understand how other, similar rules
-are implemented.
+lint-rule violations as it goes. If you need to inspect the AST, you can run
+`cargo +nightly dev print-ast` with a Python file. Grep for the `Check::new` invocations to
+understand how other, similar rules are implemented.
 
 To add a test fixture, create a file under `resources/test/fixtures`, named to match the `CheckCode`
 you defined earlier (e.g., `E402.py`). This file should contain a variety of violations and
@@ -79,9 +79,7 @@ Then, run `cargo test`. Your test will fail, but you'll be prompted to follow-up
 `cargo insta review`. Accept the generated snapshot, then commit the snapshot file alongside the
 rest of your changes.
 
-Finally, to update the documentation, run `cargo dev generate-rules-table` from the repo root. To
-update the generated prefix map, run `cargo dev generate-check-code-prefix`. Both of these commands
-should be run whenever a new check is added to the codebase.
+Finally, regenerate the documentation and generated code with `cargo +nightly dev generate-all`.
 
 ### Example: Adding a new configuration option
 
@@ -105,7 +103,7 @@ You may also want to add the new configuration option to the `flake8-to-ruff` to
 responsible for converting `flake8` configuration files to Ruff's TOML format. This logic
 lives in `flake8_to_ruff/src/converter.rs`.
 
-To update the documentation for supported configuration options, run `cargo dev generate-options`.
+Finally, regenerate the documentation and generated code with `cargo +nightly dev generate-all`.
 
 ## Release process
 

Cargo.lock

@@ -61,9 +61,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.66"
+version = "1.0.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "216261ddc8289130e551ddcd5ce8a064710c0d064a4d2895c67151c92b5443f6"
+checksum = "2cb2f989d18dd141ab8ae82f64d1a8cdd37e0840f73a406896cf5e99502fab61"
 
 [[package]]
 name = "ascii"
@@ -86,7 +86,7 @@ version = "2.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fa3d466004a8b4cb1bc34044240a2fd29d17607e2e3bd613eb44fd48e8100da3"
 dependencies = [
- "bstr 1.0.1",
+ "bstr 1.1.0",
  "doc-comment",
  "predicates",
  "predicates-core",
@@ -160,9 +160,9 @@ dependencies = [
 
 [[package]]
 name = "bstr"
-version = "1.0.1"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fca0852af221f458706eb0725c03e4ed6c46af9ac98e6a689d5e634215d594dd"
+checksum = "b45ea9b00a7b3f2988e9a65ad3917e62123c38dba709b666506207be96d1790b"
 dependencies = [
  "memchr",
  "once_cell",
@@ -193,9 +193,9 @@ checksum = "37b2a672a2cb129a2e41c10b1224bb368f9f37a2b16b612598138befd7b37eb5"
 
 [[package]]
 name = "cc"
-version = "1.0.77"
+version = "1.0.78"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9f73505338f7d905b19d18738976aae232eb46b8efc15554ffc56deb5d9ebe4"
+checksum = "a20104e2335ce8a659d6dd92a51a767a0c062599c73b343fd152cb401e828c3d"
 
 [[package]]
 name = "cfg-if"
@@ -280,9 +280,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.0.29"
+version = "4.0.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d63b9e9c07271b9957ad22c173bae2a4d9a81127680962039296abcd2f8251d"
+checksum = "a7db700bc935f9e43e88d00b0850dae18a63773cfbec6d8e070fccf7fef89a39"
 dependencies = [
  "bitflags",
  "clap_derive",
@@ -295,11 +295,11 @@ dependencies = [
 
 [[package]]
 name = "clap_complete"
-version = "4.0.6"
+version = "4.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b7b3c9eae0de7bf8e3f904a5e40612b21fb2e2e566456d177809a48b892d24da"
+checksum = "10861370d2ba66b0f5989f83ebf35db6421713fd92351790e7fdd6c36774c56b"
 dependencies = [
- "clap 4.0.29",
+ "clap 4.0.32",
 ]
 
 [[package]]
@@ -308,7 +308,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4160b4a4f72ef58bd766bad27c09e6ef1cc9d82a22f6a0f55d152985a4a48e31"
 dependencies = [
- "clap 4.0.29",
+ "clap 4.0.32",
  "clap_complete",
  "clap_complete_fig",
 ]
@@ -319,7 +319,7 @@ version = "4.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "46b30e010e669cd021e5004f3be26cff6b7c08d2a8a0d65b48d43a8cc0efd6c3"
 dependencies = [
- "clap 4.0.29",
+ "clap 4.0.32",
  "clap_complete",
 ]
 
@@ -422,6 +422,26 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "console_error_panic_hook"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a06aeb73f470f66dcdbf7223caeebb85984942f22f1adb2a088cf9668146bbbc"
+dependencies = [
+ "cfg-if 1.0.0",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "console_log"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "501a375961cef1a0d44767200e66e4a559283097e91d0730b1d75dfb2f8a1494"
+dependencies = [
+ "log",
+ "web-sys",
+]
+
 [[package]]
 name = "core-foundation-sys"
 version = "0.8.3"
@@ -524,9 +544,9 @@ checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
 
 [[package]]
 name = "cxx"
-version = "1.0.83"
+version = "1.0.85"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bdf07d07d6531bfcdbe9b8b739b104610c6508dcc4d63b410585faf338241daf"
+checksum = "5add3fc1717409d029b20c5b6903fc0c0b02fa6741d820054f4a2efa5e5816fd"
 dependencies = [
  "cc",
  "cxxbridge-flags",
@@ -536,9 +556,9 @@ dependencies = [
 
 [[package]]
 name = "cxx-build"
-version = "1.0.83"
+version = "1.0.85"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2eb5b96ecdc99f72657332953d4d9c50135af1bac34277801cc3937906ebd39"
+checksum = "b4c87959ba14bc6fbc61df77c3fcfe180fc32b93538c4f1031dd802ccb5f2ff0"
 dependencies = [
  "cc",
  "codespan-reporting",
@@ -551,15 +571,15 @@ dependencies = [
 
 [[package]]
 name = "cxxbridge-flags"
-version = "1.0.83"
+version = "1.0.85"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac040a39517fd1674e0f32177648334b0f4074625b5588a64519804ba0553b12"
+checksum = "69a3e162fde4e594ed2b07d0f83c6c67b745e7f28ce58c6df5e6b6bef99dfb59"
 
 [[package]]
 name = "cxxbridge-macro"
-version = "1.0.83"
+version = "1.0.85"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1362b0ddcfc4eb0a1f57b68bd77dd99f0e826958a96abd0ae9bd092e114ffed6"
+checksum = "3e7e2adeb6a0d4a282e581096b06e1791532b7d576dcde5ccd9382acf55db8e6"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -644,6 +664,12 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
 
+[[package]]
+name = "dyn-clone"
+version = "1.0.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c9b0705efd4599c15a38151f4721f7bc388306f61084d3bfd50bd07fbca5cb60"
+
 [[package]]
 name = "either"
 version = "1.8.0"
@@ -706,9 +732,9 @@ dependencies = [
 
 [[package]]
 name = "filetime"
-version = "0.2.18"
+version = "0.2.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b9663d381d07ae25dc88dbdf27df458faa83a9b25336bcac83d5e452b5fc9d3"
+checksum = "4e884668cd0c7480504233e951174ddc3b382f7c2666e3b7310b5c4e7b0c37f9"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
@@ -724,10 +750,10 @@ checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"
 
 [[package]]
 name = "flake8-to-ruff"
-version = "0.0.192-dev.0"
+version = "0.0.198-dev.0"
 dependencies = [
  "anyhow",
- "clap 4.0.29",
+ "clap 4.0.32",
  "configparser",
  "once_cell",
  "regex",
@@ -946,9 +972,9 @@ dependencies = [
 
 [[package]]
 name = "insta"
-version = "1.22.0"
+version = "1.23.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "197f4e300af8b23664d4077bf5c40e0afa9ba66a567bb5a51d3def3c7b287d1c"
+checksum = "e48b08a091dfe5b09a6a9688c468fdd5b4396e92ce09e2eb932f0884b02788a4"
 dependencies = [
  "console",
  "lazy_static",
@@ -979,9 +1005,9 @@ dependencies = [
 
 [[package]]
 name = "is-terminal"
-version = "0.4.1"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "927609f78c2913a6f6ac3c27a4fe87f43e2a35367c0c4b0f8265e8f49a104330"
+checksum = "28dfb6c8100ccc63462345b67d1bbc3679177c75ee4bf59bf29c8b1d110b8189"
 dependencies = [
  "hermit-abi 0.2.6",
  "io-lifetimes",
@@ -1000,9 +1026,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.4"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4217ad341ebadf8d8e724e264f13e593e0648f5b3e94b3896a5df283be015ecc"
+checksum = "fad582f4b9e86b6caa621cabeb0963332d92eea04729ab12892c2533951e6440"
 
 [[package]]
 name = "joinery"
@@ -1109,9 +1135,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.138"
+version = "0.2.139"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db6d7e329c562c5dfab7a46a2afabc8b987ab9a4834c9d1ca04dc54c1546cef8"
+checksum = "201de327520df007757c1f0adce6e827fe8562fbc28bfd9c15571c66ca1f5f79"
 
 [[package]]
 name = "libcst"
@@ -1139,9 +1165,9 @@ dependencies = [
 
 [[package]]
 name = "link-cplusplus"
-version = "1.0.7"
+version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9272ab7b96c9046fbc5bc56c06c117cb639fe2d509df0c421cad82d2915cf369"
+checksum = "ecd207c9c713c34f95a097a5b029ac2ce6010530c7b49d7fea24d977dede04f5"
 dependencies = [
  "cc",
 ]
@@ -1154,9 +1180,9 @@ checksum = "0717cef1bc8b636c6e1c1bbdefc09e6322da8a9321966e8928ef80d20f7f770f"
 
 [[package]]
 name = "linux-raw-sys"
-version = "0.1.3"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f9f08d8963a6c613f4b1a78f4f4a4dbfadf8e6545b2d72861731e4858b8b47f"
+checksum = "f051f77a7c8e6957c0696eac88f26b0117e54f52d3fc682ab19397a8812846a4"
 
 [[package]]
 name = "lock_api"
@@ -1228,6 +1254,12 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "natord"
+version = "1.0.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "308d96db8debc727c3fd9744aac51751243420e46edf401010908da7f8d5e57c"
+
 [[package]]
 name = "new_debug_unreachable"
 version = "1.0.4"
@@ -1328,11 +1360,11 @@ dependencies = [
 
 [[package]]
 name = "num_cpus"
-version = "1.14.0"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6058e64324c71e02bc2b150e4f3bc8286db6c83092132ffa3f6b1eab0f9def5"
+checksum = "0fac9e2da13b5eb447a6ce3d392f23a29d8694bff781bf03a16cd9ac8697593b"
 dependencies = [
- "hermit-abi 0.1.19",
+ "hermit-abi 0.2.6",
  "libc",
 ]
 
@@ -1379,9 +1411,9 @@ dependencies = [
 
 [[package]]
 name = "paste"
-version = "1.0.9"
+version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1de2e551fb905ac83f73f7aedf2f0cb4a0da7e35efa24a202a936269f1f18e1"
+checksum = "d01a5bd0424d00070b0098dd17ebca6f961a959dead1dbcbbbc1d1cd8d3deeba"
 
 [[package]]
 name = "path-absolutize"
@@ -1619,9 +1651,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.47"
+version = "1.0.49"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5ea3d908b0e36316caf9e9e2c4625cdde190a7e6f440d794667ed17a1855e725"
+checksum = "57a8eca9f9c4ffde41714334dee777596264c7825420f521abc92b5b5deb63a5"
 dependencies = [
  "unicode-ident",
 ]
@@ -1651,9 +1683,9 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.21"
+version = "1.0.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbe448f377a7d6961e30f5955f9b8d106c3f5e449d493ee1b125c1d43c2b5179"
+checksum = "8856d8364d252a14d474036ea1358d63c9e6965c8e5c1885c18f73d70bff9c7b"
 dependencies = [
  "proc-macro2",
 ]
@@ -1747,11 +1779,10 @@ dependencies = [
 
 [[package]]
 name = "rayon"
-version = "1.6.0"
+version = "1.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e060280438193c554f654141c9ea9417886713b7acd75974c85b18a69a88e0b"
+checksum = "6db3a213adf02b3bcfd2d3846bb41cb22857d131789e01df434fb7e7bc0759b7"
 dependencies = [
- "crossbeam-deque",
  "either",
  "rayon-core",
 ]
@@ -1847,7 +1878,7 @@ dependencies = [
 
 [[package]]
 name = "ruff"
-version = "0.0.192"
+version = "0.0.198"
 dependencies = [
  "annotate-snippets 0.9.1",
  "anyhow",
@@ -1856,12 +1887,15 @@ dependencies = [
  "bincode",
  "bitflags",
  "cachedir",
+ "cfg-if 1.0.0",
  "chrono",
- "clap 4.0.29",
+ "clap 4.0.32",
  "clap_complete_command",
  "clearscreen",
  "colored",
  "common-path",
+ "console_error_panic_hook",
+ "console_log",
  "criterion",
  "dirs 4.0.0",
  "fern",
@@ -1872,8 +1906,10 @@ dependencies = [
  "ignore",
  "insta",
  "itertools",
+ "js-sys",
  "libcst",
  "log",
+ "natord",
  "nohash-hasher",
  "notify",
  "num-bigint",
@@ -1888,7 +1924,10 @@ dependencies = [
  "rustpython-ast",
  "rustpython-common",
  "rustpython-parser",
+ "schemars",
+ "semver",
  "serde",
+ "serde-wasm-bindgen",
  "serde_json",
  "shellexpand",
  "strum",
@@ -1900,14 +1939,16 @@ dependencies = [
  "update-informer",
  "ureq",
  "walkdir",
+ "wasm-bindgen",
+ "wasm-bindgen-test",
 ]
 
 [[package]]
 name = "ruff_dev"
-version = "0.0.192"
+version = "0.0.198"
 dependencies = [
  "anyhow",
- "clap 4.0.29",
+ "clap 4.0.32",
  "codegen",
  "itertools",
  "libcst",
@@ -1916,13 +1957,16 @@ dependencies = [
  "rustpython-ast",
  "rustpython-common",
  "rustpython-parser",
+ "schemars",
+ "serde_json",
  "strum",
  "strum_macros",
+ "textwrap",
 ]
 
 [[package]]
 name = "ruff_macros"
-version = "0.0.192"
+version = "0.0.198"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1938,9 +1982,9 @@ checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
 
 [[package]]
 name = "rustix"
-version = "0.36.4"
+version = "0.36.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb93e85278e08bb5788653183213d3a60fc242b10cb9be96586f5a73dcb67c23"
+checksum = "a3807b5d10909833d3e9acd1eb5fb988f79376ff10fce42937de71a449c4c588"
 dependencies = [
  "bitflags",
  "errno",
@@ -1965,7 +2009,7 @@ dependencies = [
 [[package]]
 name = "rustpython-ast"
 version = "0.1.0"
-source = "git+https://github.com/RustPython/RustPython.git?rev=c01f014b1269eedcf4bdb45d5fbc62ae2beecf31#c01f014b1269eedcf4bdb45d5fbc62ae2beecf31"
+source = "git+https://github.com/RustPython/RustPython.git?rev=68d26955b3e24198a150315e7959719b03709dee#68d26955b3e24198a150315e7959719b03709dee"
 dependencies = [
  "num-bigint",
  "rustpython-common",
@@ -1975,7 +2019,7 @@ dependencies = [
 [[package]]
 name = "rustpython-common"
 version = "0.0.0"
-source = "git+https://github.com/RustPython/RustPython.git?rev=c01f014b1269eedcf4bdb45d5fbc62ae2beecf31#c01f014b1269eedcf4bdb45d5fbc62ae2beecf31"
+source = "git+https://github.com/RustPython/RustPython.git?rev=68d26955b3e24198a150315e7959719b03709dee#68d26955b3e24198a150315e7959719b03709dee"
 dependencies = [
  "ascii",
  "cfg-if 1.0.0",
@@ -1998,7 +2042,7 @@ dependencies = [
 [[package]]
 name = "rustpython-compiler-core"
 version = "0.1.2"
-source = "git+https://github.com/RustPython/RustPython.git?rev=c01f014b1269eedcf4bdb45d5fbc62ae2beecf31#c01f014b1269eedcf4bdb45d5fbc62ae2beecf31"
+source = "git+https://github.com/RustPython/RustPython.git?rev=68d26955b3e24198a150315e7959719b03709dee#68d26955b3e24198a150315e7959719b03709dee"
 dependencies = [
  "bincode",
  "bitflags",
@@ -2015,7 +2059,7 @@ dependencies = [
 [[package]]
 name = "rustpython-parser"
 version = "0.1.2"
-source = "git+https://github.com/RustPython/RustPython.git?rev=c01f014b1269eedcf4bdb45d5fbc62ae2beecf31#c01f014b1269eedcf4bdb45d5fbc62ae2beecf31"
+source = "git+https://github.com/RustPython/RustPython.git?rev=68d26955b3e24198a150315e7959719b03709dee#68d26955b3e24198a150315e7959719b03709dee"
 dependencies = [
  "ahash",
  "anyhow",
@@ -2039,15 +2083,15 @@ dependencies = [
 
 [[package]]
 name = "rustversion"
-version = "1.0.9"
+version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97477e48b4cf8603ad5f7aaf897467cf42ab4218a38ef76fb14c2d6773a6d6a8"
+checksum = "5583e89e108996506031660fe09baa5011b9dd0341b89029313006d1fb508d70"
 
 [[package]]
 name = "ryu"
-version = "1.0.11"
+version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4501abdff3ae82a1c1b477a17252eb69cee9e66eb915c1abaa4f44d873df9f09"
+checksum = "7b4b9743ed687d4b4bcedf9ff5eaa7398495ae14e61cba0a295704edbc7decde"
 
 [[package]]
 name = "same-file"
@@ -2058,6 +2102,36 @@ dependencies = [
  "winapi-util",
 ]
 
+[[package]]
+name = "schemars"
+version = "0.8.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2a5fb6c61f29e723026dc8e923d94c694313212abbecbbe5f55a7748eec5b307"
+dependencies = [
+ "dyn-clone",
+ "schemars_derive",
+ "serde",
+ "serde_json",
+]
+
+[[package]]
+name = "schemars_derive"
+version = "0.8.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f188d036977451159430f3b8dc82ec76364a42b7e289c2b18a9a18f4470058e9"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "serde_derive_internals",
+ "syn",
+]
+
+[[package]]
+name = "scoped-tls"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e1cf6437eb19a8f4a6cc0f7dca544973b0b78843adbfeb3683d1a94a0024a294"
+
 [[package]]
 name = "scopeguard"
 version = "1.1.0"
@@ -2066,9 +2140,9 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "scratch"
-version = "1.0.2"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c8132065adcfd6e02db789d9285a0deb2f3fcb04002865ab67d5fb103533898"
+checksum = "ddccb15bcce173023b3fedd9436f882a0739b8dfb45e4f6b6002bee5929f61b2"
 
 [[package]]
 name = "sct"
@@ -2082,24 +2156,46 @@ dependencies = [
 
 [[package]]
 name = "semver"
-version = "1.0.14"
+version = "1.0.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e25dfac463d778e353db5be2449d1cce89bd6fd23c9f1ea21310ce6e5a1b29c4"
+checksum = "58bc9567378fc7690d6b2addae4e60ac2eeea07becb2c64b9f218b53865cba2a"
 
 [[package]]
 name = "serde"
-version = "1.0.148"
+version = "1.0.151"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e53f64bb4ba0191d6d0676e1b141ca55047d83b74f5607e6d8eb88126c52c2dc"
+checksum = "97fed41fc1a24994d044e6db6935e69511a1153b52c15eb42493b26fa87feba0"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
-name = "serde_derive"
-version = "1.0.148"
+name = "serde-wasm-bindgen"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a55492425aa53521babf6137309e7d34c20bbfbbfcfe2c7f3a047fd1f6b92c0c"
+checksum = "e3b4c031cd0d9014307d82b8abf653c0290fbdaeb4c02d00c63cf52f728628bf"
+dependencies = [
+ "js-sys",
+ "serde",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.151"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "255abe9a125a985c05190d687b320c12f9b1f0b99445e608c21ba0782c719ad8"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "serde_derive_internals"
+version = "0.26.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85bf8229e7920a9f636479437026331ce11aa132b4dde37d121944a44d6e5f3c"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2108,9 +2204,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.89"
+version = "1.0.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "020ff22c755c2ed3f8cf162dbb41a7268d934702f3ed3631656ea597e08fc3db"
+checksum = "877c235533714907a8c2464236f5c4b2a17262ef1bd71f38f35ea592c8da6883"
 dependencies = [
  "itoa",
  "ryu",
@@ -2164,9 +2260,9 @@ checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 
 [[package]]
 name = "str_indices"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d9199fa80c817e074620be84374a520062ebac833f358d74b37060ce4a0f2c0"
+checksum = "5f026164926842ec52deb1938fae44f83dfdb82d0a5b0270c5bd5935ab74d6dd"
 
 [[package]]
 name = "string_cache"
@@ -2211,9 +2307,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.105"
+version = "1.0.107"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60b9b43d45702de4c839cb9b51d9f529c5dd26a4aff255b42b1ebc03e88ee908"
+checksum = "1f4064b5b16e03ae50984a5a8ed5d4f8803e6bc1fd170a3cda91a1be4b18e3f5"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2318,18 +2414,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.37"
+version = "1.0.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10deb33631e3c9018b9baf9dcbbc4f737320d2b576bac10f6aefa048fa407e3e"
+checksum = "6a9cd18aa97d5c45c6603caea1da6628790b37f7a34b6ca89522331c5180fed0"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.37"
+version = "1.0.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "982d17546b47146b28f7c22e3d08465f6b8903d0ea13c1660d9d84a6e7adcdbb"
+checksum = "1fb327af4685e4d03fa8cbcf1716380da910eeb2bb8be417e7f9fd3fb164f36f"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2403,9 +2499,9 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.5.9"
+version = "0.5.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d82e1a7758622a465f8cee077614c73484dac5b836c02ff6a40d5d1010324d7"
+checksum = "1333c76748e868a4d9d1017b5ab53171dfd095f70c712fdb4653a406547f598f"
 dependencies = [
  "serde",
 ]
@@ -2492,9 +2588,9 @@ checksum = "099b7128301d285f79ddd55b9a83d5e6b9e97c92e0ea0daebee7263e932de992"
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.5"
+version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ceab39d59e4c9499d4e5a8ee0e2735b891bb7308ac83dfb4e80cad195c9f6f3"
+checksum = "84a22b9f218b40614adcb3f4ff08b703773ad44fa9423e4e0d346d5db86e4ebc"
 
 [[package]]
 name = "unicode-linebreak"
@@ -2663,6 +2759,18 @@ dependencies = [
  "wasm-bindgen-shared",
 ]
 
+[[package]]
+name = "wasm-bindgen-futures"
+version = "0.4.33"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23639446165ca5a5de86ae1d8896b737ae80319560fbaa4c2887b7da6e7ebd7d"
+dependencies = [
+ "cfg-if 1.0.0",
+ "js-sys",
+ "wasm-bindgen",
+ "web-sys",
+]
+
 [[package]]
 name = "wasm-bindgen-macro"
 version = "0.2.83"
@@ -2692,6 +2800,30 @@ version = "0.2.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1c38c045535d93ec4f0b4defec448e4291638ee608530863b1e2ba115d4fff7f"
 
+[[package]]
+name = "wasm-bindgen-test"
+version = "0.3.33"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09d2fff962180c3fadf677438054b1db62bee4aa32af26a45388af07d1287e1d"
+dependencies = [
+ "console_error_panic_hook",
+ "js-sys",
+ "scoped-tls",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "wasm-bindgen-test-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-test-macro"
+version = "0.3.33"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4683da3dfc016f704c9f82cf401520c4f1cb3ee440f7f52b3d6ac29506a49ca7"
+dependencies = [
+ "proc-macro2",
+ "quote",
+]
+
 [[package]]
 name = "web-sys"
 version = "0.3.60"
@@ -2714,9 +2846,9 @@ dependencies = [
 
 [[package]]
 name = "webpki-roots"
-version = "0.22.5"
+version = "0.22.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "368bfe657969fb01238bb756d351dcade285e0f6fcbd36dcb23359a5169975be"
+checksum = "b6c71e40d7d2c34a5106301fb632274ca37242cd0c9d3e64dbece371a40a2d87"
 dependencies = [
  "webpki",
 ]

Cargo.toml

@@ -6,12 +6,13 @@ members = [
 
 [package]
 name = "ruff"
-version = "0.0.192"
+version = "0.0.198"
 edition = "2021"
 rust-version = "1.65.0"
 
 [lib]
 name = "ruff"
+crate-type = ["cdylib", "rlib"]
 
 [dependencies]
 annotate-snippets = { version = "0.9.1", features = ["color"] }
@@ -20,9 +21,10 @@ atty = { version = "0.2.14" }
 bincode = { version = "1.3.3" }
 bitflags = { version = "1.3.2" }
 cachedir = { version = "0.3.0" }
+cfg-if = { version = "1.0.0" }
 chrono = { version = "0.4.21", default-features = false, features = ["clock"] }
 clap = { version = "4.0.1", features = ["derive"] }
-clap_complete_command = "0.4.0"
+clap_complete_command = { version = "0.4.0" }
 colored = { version = "2.0.0" }
 common-path = { version = "1.0.0" }
 dirs = { version = "4.0.0" }
@@ -34,20 +36,22 @@ ignore = { version = "0.4.18" }
 itertools = { version = "0.10.5" }
 libcst = { git = "https://github.com/charliermarsh/LibCST", rev = "f2f0b7a487a8725d161fe8b3ed73a6758b21e177" }
 log = { version = "0.4.17" }
+natord = { version = "1.0.9" }
 nohash-hasher = { version = "0.2.0" }
 notify = { version = "5.0.0" }
 num-bigint = { version = "0.4.3" }
 once_cell = { version = "1.16.0" }
 path-absolutize = { version = "3.0.14", features = ["once_cell_cache", "use_unix_paths_on_wasm"] }
 quick-junit = { version = "0.3.2" }
-rayon = { version = "1.5.3" }
 regex = { version = "1.6.0" }
 ropey = { version = "1.5.0", features = ["cr_lines", "simd"], default-features = false }
-ruff_macros = { version = "0.0.192", path = "ruff_macros" }
+ruff_macros = { version = "0.0.198", path = "ruff_macros" }
 rustc-hash = { version = "1.1.0" }
-rustpython-ast = { features = ["unparse"], git = "https://github.com/RustPython/RustPython.git", rev = "c01f014b1269eedcf4bdb45d5fbc62ae2beecf31" }
-rustpython-common = { git = "https://github.com/RustPython/RustPython.git", rev = "c01f014b1269eedcf4bdb45d5fbc62ae2beecf31" }
-rustpython-parser = { features = ["lalrpop"], git = "https://github.com/RustPython/RustPython.git", rev = "c01f014b1269eedcf4bdb45d5fbc62ae2beecf31" }
+rustpython-ast = { features = ["unparse"], git = "https://github.com/RustPython/RustPython.git", rev = "68d26955b3e24198a150315e7959719b03709dee" }
+rustpython-common = { git = "https://github.com/RustPython/RustPython.git", rev = "68d26955b3e24198a150315e7959719b03709dee" }
+rustpython-parser = { features = ["lalrpop"], git = "https://github.com/RustPython/RustPython.git", rev = "68d26955b3e24198a150315e7959719b03709dee" }
+schemars = { version = "0.8.11" }
+semver = { version = "1.0.16" }
 serde = { version = "1.0.147", features = ["derive"] }
 serde_json = { version = "1.0.87" }
 shellexpand = { version = "3.0.0" }
@@ -56,23 +60,32 @@ strum_macros = { version = "0.24.3" }
 textwrap = { version = "0.16.0" }
 titlecase = { version = "2.2.1" }
 toml = { version = "0.5.9" }
-update-informer = { version = "0.5.0", default-features = false, features = ["pypi"], optional = true }
 walkdir = { version = "2.3.2" }
 
 [target.'cfg(not(target_family = "wasm"))'.dependencies]
-clearscreen = { version = "1.0.10" } # uses which
+clearscreen = { version = "1.0.10" }
+rayon = { version = "1.5.3" }
+update-informer = { version = "0.5.0", default-features = false, features = ["pypi"], optional = true }
 
 # https://docs.rs/getrandom/0.2.7/getrandom/#webassembly-support
 # For (future) wasm-pack support
 [target.'cfg(all(target_family = "wasm", target_os = "unknown"))'.dependencies]
 getrandom = { version = "0.2.7", features = ["js"] }
+console_error_panic_hook = { version = "0.1.7" }
+console_log = { version = "0.2.0" }
+serde-wasm-bindgen = { version = "0.4" }
+js-sys = { version = "0.3.60" }
+wasm-bindgen = { version = "0.2.83" }
 
 [dev-dependencies]
-assert_cmd = { version = "2.0.4" }
-criterion = { version = "0.4.0" }
 insta = { version = "1.19.1", features = ["yaml"] }
 test-case = { version = "2.2.2" }
 ureq = { version = "2.5.0", features = [] }
+wasm-bindgen-test = { version = "0.3.33" }
+
+[target.'cfg(not(target_family = "wasm"))'.dev-dependencies]
+assert_cmd = { version = "2.0.4" }
+criterion = { version = "0.4.0" }
 
 [features]
 default = ["update-informer"]
@@ -90,6 +103,11 @@ opt-level = 3
 [profile.dev.package.similar]
 opt-level = 3
 
+# Reduce complexity of a parser function that would trigger a locals limit in a wasm tool.
+# https://github.com/bytecodealliance/wasm-tools/blob/b5c3d98e40590512a3b12470ef358d5c7b983b15/crates/wasmparser/src/limits.rs#L29
+[profile.dev.package.rustpython-parser]
+opt-level = 1
+
 [[bench]]
 name = "source_code_locator"
 harness = false

flake8_to_ruff/Cargo.lock

@@ -771,7 +771,7 @@ checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"
 
 [[package]]
 name = "flake8_to_ruff"
-version = "0.0.192"
+version = "0.0.198"
 dependencies = [
  "anyhow",
  "clap",
@@ -1975,7 +1975,7 @@ dependencies = [
 
 [[package]]
 name = "ruff"
-version = "0.0.192"
+version = "0.0.198"
 dependencies = [
  "anyhow",
  "bincode",
@@ -2028,7 +2028,7 @@ dependencies = [
 [[package]]
 name = "rustpython-ast"
 version = "0.1.0"
-source = "git+https://github.com/RustPython/RustPython.git?rev=c01f014b1269eedcf4bdb45d5fbc62ae2beecf31#c01f014b1269eedcf4bdb45d5fbc62ae2beecf31"
+source = "git+https://github.com/RustPython/RustPython.git?rev=1b6cb170e925a43d605b3fed9f6b878e63e47744#1b6cb170e925a43d605b3fed9f6b878e63e47744"
 dependencies = [
  "num-bigint",
  "rustpython-common",
@@ -2038,7 +2038,7 @@ dependencies = [
 [[package]]
 name = "rustpython-common"
 version = "0.0.0"
-source = "git+https://github.com/RustPython/RustPython.git?rev=c01f014b1269eedcf4bdb45d5fbc62ae2beecf31#c01f014b1269eedcf4bdb45d5fbc62ae2beecf31"
+source = "git+https://github.com/RustPython/RustPython.git?rev=1b6cb170e925a43d605b3fed9f6b878e63e47744#1b6cb170e925a43d605b3fed9f6b878e63e47744"
 dependencies = [
  "ascii",
  "cfg-if 1.0.0",
@@ -2061,7 +2061,7 @@ dependencies = [
 [[package]]
 name = "rustpython-compiler-core"
 version = "0.1.2"
-source = "git+https://github.com/RustPython/RustPython.git?rev=c01f014b1269eedcf4bdb45d5fbc62ae2beecf31#c01f014b1269eedcf4bdb45d5fbc62ae2beecf31"
+source = "git+https://github.com/RustPython/RustPython.git?rev=1b6cb170e925a43d605b3fed9f6b878e63e47744#1b6cb170e925a43d605b3fed9f6b878e63e47744"
 dependencies = [
  "bincode",
  "bitflags",
@@ -2078,7 +2078,7 @@ dependencies = [
 [[package]]
 name = "rustpython-parser"
 version = "0.1.2"
-source = "git+https://github.com/RustPython/RustPython.git?rev=c01f014b1269eedcf4bdb45d5fbc62ae2beecf31#c01f014b1269eedcf4bdb45d5fbc62ae2beecf31"
+source = "git+https://github.com/RustPython/RustPython.git?rev=1b6cb170e925a43d605b3fed9f6b878e63e47744#1b6cb170e925a43d605b3fed9f6b878e63e47744"
 dependencies = [
  "ahash",
  "anyhow",

flake8_to_ruff/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "flake8-to-ruff"
-version = "0.0.192-dev.0"
+version = "0.0.198-dev.0"
 edition = "2021"
 
 [lib]

flake8_to_ruff/pyproject.toml

@@ -12,6 +12,7 @@ classifiers = [
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3 :: Only",
     "Topic :: Software Development :: Libraries :: Python Modules",
     "Topic :: Software Development :: Quality Assurance",

flake8_to_ruff/src/converter.rs

@@ -4,11 +4,12 @@ use anyhow::Result;
 use ruff::checks_gen::CheckCodePrefix;
 use ruff::flake8_quotes::settings::Quote;
 use ruff::flake8_tidy_imports::settings::Strictness;
+use ruff::pydocstyle::settings::Convention;
 use ruff::settings::options::Options;
 use ruff::settings::pyproject::Pyproject;
 use ruff::{
     flake8_annotations, flake8_bugbear, flake8_errmsg, flake8_quotes, flake8_tidy_imports, mccabe,
-    pep8_naming,
+    pep8_naming, pydocstyle,
 };
 
 use crate::black::Black;
@@ -67,10 +68,7 @@ pub fn convert(
                     }
                     let from_codes = plugin::infer_plugins_from_codes(&referenced_codes);
                     if !from_codes.is_empty() {
-                        eprintln!(
-                            "Inferred plugins from referenced check codes: {:#?}",
-                            from_codes
-                        );
+                        eprintln!("Inferred plugins from referenced check codes: {from_codes:#?}");
                     }
                     from_options.into_iter().chain(from_codes).collect()
                 }),
@@ -94,6 +92,7 @@ pub fn convert(
     let mut flake8_tidy_imports = flake8_tidy_imports::settings::Options::default();
     let mut mccabe = mccabe::settings::Options::default();
     let mut pep8_naming = pep8_naming::settings::Options::default();
+    let mut pydocstyle = pydocstyle::settings::Options::default();
     for (key, value) in flake8 {
         if let Some(value) = value {
             match key.as_str() {
@@ -203,9 +202,12 @@ pub fn convert(
                     _ => eprintln!("Unexpected '{key}' value: {value}"),
                 },
                 // flake8-docstrings
-                "docstring-convention" => {
-                    // No-op (handled above).
-                }
+                "docstring-convention" => match value.trim() {
+                    "google" => pydocstyle.convention = Some(Convention::Google),
+                    "numpy" => pydocstyle.convention = Some(Convention::Numpy),
+                    "pep257" | "all" => pydocstyle.convention = None,
+                    _ => eprintln!("Unexpected '{key}' value: {value}"),
+                },
                 // mccabe
                 "max-complexity" | "max_complexity" => match value.clone().parse::<usize>() {
                     Ok(max_complexity) => mccabe.max_complexity = Some(max_complexity),
@@ -250,6 +252,9 @@ pub fn convert(
     if pep8_naming != pep8_naming::settings::Options::default() {
         options.pep8_naming = Some(pep8_naming);
     }
+    if pydocstyle != pydocstyle::settings::Options::default() {
+        options.pydocstyle = Some(pydocstyle);
+    }
 
     // Extract any settings from the existing `pyproject.toml`.
     if let Some(black) = black {
@@ -274,9 +279,10 @@ mod tests {
 
     use anyhow::Result;
     use ruff::checks_gen::CheckCodePrefix;
-    use ruff::flake8_quotes;
+    use ruff::pydocstyle::settings::Convention;
     use ruff::settings::options::Options;
     use ruff::settings::pyproject::Pyproject;
+    use ruff::{flake8_quotes, pydocstyle};
 
     use crate::converter::convert;
     use crate::plugin::Plugin;
@@ -298,6 +304,7 @@ mod tests {
             extend_select: None,
             external: None,
             fix: None,
+            fix_only: None,
             fixable: None,
             format: None,
             force_exclude: None,
@@ -305,6 +312,7 @@ mod tests {
             ignore_init_module_imports: None,
             line_length: None,
             per_file_ignores: None,
+            required_version: None,
             respect_gitignore: None,
             select: Some(vec![
                 CheckCodePrefix::E,
@@ -315,6 +323,7 @@ mod tests {
             src: None,
             target_version: None,
             unfixable: None,
+            cache_dir: None,
             flake8_annotations: None,
             flake8_bugbear: None,
             flake8_errmsg: None,
@@ -325,6 +334,7 @@ mod tests {
             isort: None,
             mccabe: None,
             pep8_naming: None,
+            pydocstyle: None,
             pyupgrade: None,
         });
         assert_eq!(actual, expected);
@@ -352,6 +362,7 @@ mod tests {
             extend_select: None,
             external: None,
             fix: None,
+            fix_only: None,
             fixable: None,
             format: None,
             force_exclude: None,
@@ -359,6 +370,7 @@ mod tests {
             ignore_init_module_imports: None,
             line_length: Some(100),
             per_file_ignores: None,
+            required_version: None,
             respect_gitignore: None,
             select: Some(vec![
                 CheckCodePrefix::E,
@@ -369,6 +381,7 @@ mod tests {
             src: None,
             target_version: None,
             unfixable: None,
+            cache_dir: None,
             flake8_annotations: None,
             flake8_bugbear: None,
             flake8_errmsg: None,
@@ -379,6 +392,7 @@ mod tests {
             isort: None,
             mccabe: None,
             pep8_naming: None,
+            pydocstyle: None,
             pyupgrade: None,
         });
         assert_eq!(actual, expected);
@@ -406,6 +420,7 @@ mod tests {
             extend_select: None,
             external: None,
             fix: None,
+            fix_only: None,
             fixable: None,
             format: None,
             force_exclude: None,
@@ -413,6 +428,7 @@ mod tests {
             ignore_init_module_imports: None,
             line_length: Some(100),
             per_file_ignores: None,
+            required_version: None,
             respect_gitignore: None,
             select: Some(vec![
                 CheckCodePrefix::E,
@@ -423,6 +439,7 @@ mod tests {
             src: None,
             target_version: None,
             unfixable: None,
+            cache_dir: None,
             flake8_annotations: None,
             flake8_bugbear: None,
             flake8_errmsg: None,
@@ -433,6 +450,7 @@ mod tests {
             isort: None,
             mccabe: None,
             pep8_naming: None,
+            pydocstyle: None,
             pyupgrade: None,
         });
         assert_eq!(actual, expected);
@@ -460,6 +478,7 @@ mod tests {
             extend_select: None,
             external: None,
             fix: None,
+            fix_only: None,
             fixable: None,
             format: None,
             force_exclude: None,
@@ -467,6 +486,7 @@ mod tests {
             ignore_init_module_imports: None,
             line_length: None,
             per_file_ignores: None,
+            required_version: None,
             respect_gitignore: None,
             select: Some(vec![
                 CheckCodePrefix::E,
@@ -477,6 +497,7 @@ mod tests {
             src: None,
             target_version: None,
             unfixable: None,
+            cache_dir: None,
             flake8_annotations: None,
             flake8_bugbear: None,
             flake8_errmsg: None,
@@ -487,6 +508,7 @@ mod tests {
             isort: None,
             mccabe: None,
             pep8_naming: None,
+            pydocstyle: None,
             pyupgrade: None,
         });
         assert_eq!(actual, expected);
@@ -514,6 +536,7 @@ mod tests {
             extend_select: None,
             external: None,
             fix: None,
+            fix_only: None,
             fixable: None,
             format: None,
             force_exclude: None,
@@ -521,6 +544,7 @@ mod tests {
             ignore_init_module_imports: None,
             line_length: None,
             per_file_ignores: None,
+            required_version: None,
             respect_gitignore: None,
             select: Some(vec![
                 CheckCodePrefix::E,
@@ -531,6 +555,7 @@ mod tests {
             src: None,
             target_version: None,
             unfixable: None,
+            cache_dir: None,
             flake8_annotations: None,
             flake8_bugbear: None,
             flake8_errmsg: None,
@@ -546,6 +571,7 @@ mod tests {
             isort: None,
             mccabe: None,
             pep8_naming: None,
+            pydocstyle: None,
             pyupgrade: None,
         });
         assert_eq!(actual, expected);
@@ -576,6 +602,7 @@ mod tests {
             extend_select: None,
             external: None,
             fix: None,
+            fix_only: None,
             fixable: None,
             format: None,
             force_exclude: None,
@@ -583,6 +610,7 @@ mod tests {
             ignore_init_module_imports: None,
             line_length: None,
             per_file_ignores: None,
+            required_version: None,
             respect_gitignore: None,
             select: Some(vec![
                 CheckCodePrefix::D100,
@@ -629,6 +657,7 @@ mod tests {
             src: None,
             target_version: None,
             unfixable: None,
+            cache_dir: None,
             flake8_annotations: None,
             flake8_bugbear: None,
             flake8_errmsg: None,
@@ -639,6 +668,9 @@ mod tests {
             isort: None,
             mccabe: None,
             pep8_naming: None,
+            pydocstyle: Some(pydocstyle::settings::Options {
+                convention: Some(Convention::Numpy),
+            }),
             pyupgrade: None,
         });
         assert_eq!(actual, expected);
@@ -666,6 +698,7 @@ mod tests {
             extend_select: None,
             external: None,
             fix: None,
+            fix_only: None,
             fixable: None,
             format: None,
             force_exclude: None,
@@ -673,6 +706,7 @@ mod tests {
             ignore_init_module_imports: None,
             line_length: None,
             per_file_ignores: None,
+            required_version: None,
             respect_gitignore: None,
             select: Some(vec![
                 CheckCodePrefix::E,
@@ -684,6 +718,7 @@ mod tests {
             src: None,
             target_version: None,
             unfixable: None,
+            cache_dir: None,
             flake8_annotations: None,
             flake8_bugbear: None,
             flake8_errmsg: None,
@@ -699,6 +734,7 @@ mod tests {
             isort: None,
             mccabe: None,
             pep8_naming: None,
+            pydocstyle: None,
             pyupgrade: None,
         });
         assert_eq!(actual, expected);

playground/.eslintrc

@@ -0,0 +1,25 @@
+{
+  "parser": "@typescript-eslint/parser",
+  "plugins": ["@typescript-eslint", "prettier"],
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/eslint-recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:react/recommended",
+    "plugin:react/jsx-runtime",
+    "plugin:react-hooks/recommended",
+    "plugin:import/recommended",
+    "plugin:import/typescript",
+    "plugin:prettier/recommended"
+  ],
+  "rules": {
+    // Disable some recommended rules that we don't want to enforce.
+    "@typescript-eslint/no-explicit-any": "off",
+    "@typescript-eslint/no-empty-function": "off"
+  },
+  "settings": {
+    "react": {
+      "version": "detect"
+    }
+  }
+}

playground/.gitignore

@@ -0,0 +1,130 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+.pnpm-debug.log*
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+*.lcov
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# Snowpack dependency directory (https://snowpack.dev/)
+web_modules/
+
+# TypeScript cache
+*.tsbuildinfo
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional stylelint cache
+.stylelintcache
+
+# Microbundle cache
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variable files
+.env
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+.parcel-cache
+
+# Next.js build output
+.next
+out
+
+# Nuxt.js build / generate output
+.nuxt
+dist
+
+# Gatsby files
+.cache/
+# Comment in the public line in if your project uses Gatsby and not Next.js
+# https://nextjs.org/blog/next-9-1#public-directory-support
+# public
+
+# vuepress build output
+.vuepress/dist
+
+# vuepress v2.x temp and cache directory
+.temp
+.cache
+
+# Docusaurus cache and generated files
+.docusaurus
+
+# Serverless directories
+.serverless/
+
+# FuseBox cache
+.fusebox/
+
+# DynamoDB Local files
+.dynamodb/
+
+# TernJS port file
+.tern-port
+
+# Stores VSCode versions used for testing VSCode extensions
+.vscode-test
+
+# yarn v2
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.yarn/install-state.gz
+.pnp.*

playground/.prettierignore

@@ -0,0 +1 @@
+src/ruff_options.ts

playground/README.md

@@ -0,0 +1,10 @@
+# playground
+
+In-browser playground for Ruff. Available [https://ruff.pages.dev/](https://ruff.pages.dev/).
+
+## Getting started
+
+- To build the WASM module, run `wasm-pack build --target web --out-dir playground/src/pkg` from the
+  root directory.
+- Install TypeScript dependencies with: `npm install`.
+- Start the development server with: `npm run dev`.

playground/index.html

@@ -0,0 +1,29 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta
+      name="description"
+      content="An in-browser playground for Ruff, an extremely fast Python linter written in Rust."
+    />
+    <meta name="keywords" content="ruff, python, rust, webassembly, wasm" />
+    <title>Ruff Playground</title>
+    <link
+      rel="icon"
+      href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>🛠️</text></svg>"
+    />
+  </head>
+  <body>
+    <div id="root"></div>
+    <div style="display: flex; position: fixed; right: 16px; top: 16px">
+      <a href="https://GitHub.com/charliermarsh/ruff"
+        ><img
+          src="https://img.shields.io/github/stars/charliermarsh/ruff.svg?style=social&label=GitHub&maxAge=2592000&?logoWidth=100"
+          alt="GitHub stars"
+          style="width: 120px"
+      /></a>
+    </div>
+    <script type="module" src="/src/main.tsx"></script>
+  </body>
+</html>

playground/package.json

@@ -0,0 +1,38 @@
+{
+  "name": "playground",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "build": "tsc && vite build",
+    "check": "npm run lint && npm run tsc",
+    "dev": "vite",
+    "fmt": "prettier --cache -w .",
+    "lint": "eslint --cache --ext .ts,.tsx src",
+    "preview": "vite preview",
+    "tsc": "tsc"
+  },
+  "dependencies": {
+    "@monaco-editor/react": "^4.4.6",
+    "lz-string": "^1.4.4",
+    "monaco-editor": "^0.34.1",
+    "react": "^18.2.0",
+    "react-dom": "^18.2.0"
+  },
+  "devDependencies": {
+    "@types/react": "^18.0.26",
+    "@types/react-dom": "^18.0.9",
+    "@typescript-eslint/eslint-plugin": "^5.47.1",
+    "@typescript-eslint/parser": "^5.47.1",
+    "@vitejs/plugin-react-swc": "^3.0.0",
+    "eslint": "^8.30.0",
+    "eslint-config-prettier": "^8.5.0",
+    "eslint-plugin-import": "^2.26.0",
+    "eslint-plugin-prettier": "^4.2.1",
+    "eslint-plugin-react": "^7.31.11",
+    "eslint-plugin-react-hooks": "^4.6.0",
+    "prettier": "^2.8.1",
+    "typescript": "^4.9.3",
+    "vite": "^4.0.0"
+  }
+}

playground/src/App.tsx

@@ -0,0 +1,200 @@
+import lzstring from "lz-string";
+import Editor, { useMonaco } from "@monaco-editor/react";
+import { MarkerSeverity } from "monaco-editor/esm/vs/editor/editor.api";
+import { useEffect, useState, useCallback } from "react";
+
+import init, { Check, check } from "./pkg/ruff.js";
+import { AVAILABLE_OPTIONS } from "./ruff_options";
+import { Config, getDefaultConfig, toRuffConfig } from "./config";
+import { Options } from "./Options";
+
+const DEFAULT_SOURCE =
+  "# Define a function that takes an integer n and returns the nth number in the Fibonacci\n" +
+  "# sequence.\n" +
+  "def fibonacci(n):\n" +
+  "  if n == 0:\n" +
+  "    return 0\n" +
+  "  elif n == 1:\n" +
+  "    return 1\n" +
+  "  else:\n" +
+  "    return fibonacci(n-1) + fibonacci(n-2)\n" +
+  "\n" +
+  "# Use a for loop to generate and print the first 10 numbers in the Fibonacci sequence.\n" +
+  "for i in range(10):\n" +
+  "  print(fibonacci(i))\n" +
+  "\n" +
+  "# Output:\n" +
+  "# 0\n" +
+  "# 1\n" +
+  "# 1\n" +
+  "# 2\n" +
+  "# 3\n" +
+  "# 5\n" +
+  "# 8\n" +
+  "# 13\n" +
+  "# 21\n" +
+  "# 34\n";
+
+function restoreConfigAndSource(): [Config, string] {
+  const value = lzstring.decompressFromEncodedURIComponent(
+    window.location.hash.slice(1)
+  );
+  let config = {};
+  let source = DEFAULT_SOURCE;
+
+  if (value) {
+    const parts = value.split("$$$");
+    config = JSON.parse(parts[0]);
+    source = parts[1];
+  }
+
+  return [config, source];
+}
+
+function persistConfigAndSource(config: Config, source: string) {
+  window.location.hash = lzstring.compressToEncodedURIComponent(
+    JSON.stringify(config) + "$$$" + source
+  );
+}
+
+const defaultConfig = getDefaultConfig(AVAILABLE_OPTIONS);
+
+export default function App() {
+  const monaco = useMonaco();
+  const [initialized, setInitialized] = useState<boolean>(false);
+  const [config, setConfig] = useState<Config | null>(null);
+  const [source, setSource] = useState<string | null>(null);
+  const [error, setError] = useState<string | null>(null);
+
+  useEffect(() => {
+    init().then(() => setInitialized(true));
+  }, []);
+
+  useEffect(() => {
+    if (source == null && config == null && monaco) {
+      const [config, source] = restoreConfigAndSource();
+      setConfig(config);
+      setSource(source);
+    }
+  }, [monaco, source, config]);
+
+  useEffect(() => {
+    if (config != null && source != null) {
+      persistConfigAndSource(config, source);
+    }
+  }, [config, source]);
+
+  useEffect(() => {
+    const editor = monaco?.editor;
+    const model = editor?.getModels()[0];
+    if (!editor || !model || !initialized || source == null || config == null) {
+      return;
+    }
+
+    let checks: Check[];
+    try {
+      checks = check(source, toRuffConfig(config));
+      setError(null);
+    } catch (e) {
+      setError(String(e));
+      return;
+    }
+
+    editor.setModelMarkers(
+      model,
+      "owner",
+      checks.map((check) => ({
+        startLineNumber: check.location.row,
+        startColumn: check.location.column + 1,
+        endLineNumber: check.end_location.row,
+        endColumn: check.end_location.column + 1,
+        message: `${check.code}: ${check.message}`,
+        severity: MarkerSeverity.Error,
+      }))
+    );
+
+    const codeActionProvider = monaco?.languages.registerCodeActionProvider(
+      "python",
+      {
+        // @ts-expect-error: The type definition is wrong.
+        provideCodeActions: function (model, position) {
+          const actions = checks
+            .filter((check) => position.startLineNumber === check.location.row)
+            .filter((check) => check.fix)
+            .map((check) => ({
+              title: `Fix ${check.code}`,
+              id: `fix-${check.code}`,
+              kind: "quickfix",
+              edit: check.fix
+                ? {
+                    edits: [
+                      {
+                        resource: model.uri,
+                        versionId: model.getVersionId(),
+                        edit: {
+                          range: {
+                            startLineNumber: check.fix.location.row,
+                            startColumn: check.fix.location.column + 1,
+                            endLineNumber: check.fix.end_location.row,
+                            endColumn: check.fix.end_location.column + 1,
+                          },
+                          text: check.fix.content,
+                        },
+                      },
+                    ],
+                  }
+                : undefined,
+            }));
+          return { actions, dispose: () => {} };
+        },
+      }
+    );
+
+    return () => {
+      codeActionProvider?.dispose();
+    };
+  }, [config, source, monaco, initialized]);
+
+  const handleEditorChange = useCallback(
+    (value: string | undefined) => {
+      setSource(value || "");
+    },
+    [setSource]
+  );
+
+  const handleOptionChange = useCallback(
+    (groupName: string, fieldName: string, value: string) => {
+      const group = Object.assign({}, (config || {})[groupName]);
+      if (value === defaultConfig[groupName][fieldName] || value === "") {
+        delete group[fieldName];
+      } else {
+        group[fieldName] = value;
+      }
+
+      setConfig({
+        ...config,
+        [groupName]: group,
+      });
+    },
+    [config]
+  );
+
+  return (
+    <div id="app">
+      <Options
+        config={config}
+        defaultConfig={defaultConfig}
+        onChange={handleOptionChange}
+      />
+      <Editor
+        options={{ readOnly: false, minimap: { enabled: false } }}
+        wrapperProps={{ className: "editor" }}
+        defaultLanguage="python"
+        value={source || ""}
+        theme={"light"}
+        onChange={handleEditorChange}
+      />
+      {error && <div id="error">{error}</div>}
+    </div>
+  );
+}

playground/src/Options.tsx

@@ -0,0 +1,72 @@
+import { Config } from "./config";
+import { AVAILABLE_OPTIONS } from "./ruff_options";
+
+function OptionEntry({
+  config,
+  defaultConfig,
+  groupName,
+  fieldName,
+  onChange,
+}: {
+  config: Config | null;
+  defaultConfig: Config;
+  groupName: string;
+  fieldName: string;
+  onChange: (groupName: string, fieldName: string, value: string) => void;
+}) {
+  const value =
+    config && config[groupName] && config[groupName][fieldName]
+      ? config[groupName][fieldName]
+      : "";
+
+  return (
+    <span>
+      <label>
+        {fieldName}
+        <input
+          value={value}
+          placeholder={defaultConfig[groupName][fieldName]}
+          type="text"
+          onChange={(event) => {
+            onChange(groupName, fieldName, event.target.value);
+          }}
+        />
+      </label>
+    </span>
+  );
+}
+
+export function Options({
+  config,
+  defaultConfig,
+  onChange,
+}: {
+  config: Config | null;
+  defaultConfig: Config;
+  onChange: (groupName: string, fieldName: string, value: string) => void;
+}) {
+  return (
+    <div className="options">
+      {AVAILABLE_OPTIONS.map((group) => (
+        <details key={group.name}>
+          <summary>{group.name}</summary>
+          <div>
+            <ul>
+              {group.fields.map((field) => (
+                <li key={field.name}>
+                  <OptionEntry
+                    config={config}
+                    defaultConfig={defaultConfig}
+                    groupName={group.name}
+                    fieldName={field.name}
+                    onChange={onChange}
+                  />
+                </li>
+              ))}
+            </ul>
+          </div>
+        </details>
+      ))}
+    </div>
+  );
+}

playground/src/config.ts

@@ -0,0 +1,52 @@
+import { OptionGroup } from "./ruff_options";
+
+export type Config = { [key: string]: { [key: string]: string } };
+
+export function getDefaultConfig(availableOptions: OptionGroup[]): Config {
+  const config: Config = {};
+  availableOptions.forEach((group) => {
+    config[group.name] = {};
+    group.fields.forEach((f) => {
+      config[group.name][f.name] = f.default;
+    });
+  });
+  return config;
+}
+
+/**
+ * Convert the config in the application to something Ruff accepts.
+ *
+ * Application config is always nested one level. Ruff allows for some
+ * top-level options.
+ *
+ * Any option value is parsed as JSON to convert it to a native JS object.
+ * If that fails, e.g. while a user is typing, we let the application handle that
+ * and show an error.
+ */
+export function toRuffConfig(config: Config): any {
+  const convertValue = (value: string): any => {
+    return value === "None" ? null : JSON.parse(value);
+  };
+
+  const result: any = {};
+  Object.keys(config).forEach((group_name) => {
+    const fields = config[group_name];
+    if (!fields || Object.keys(fields).length === 0) {
+      return;
+    }
+
+    if (group_name === "globals") {
+      Object.keys(fields).forEach((field_name) => {
+        result[field_name] = convertValue(fields[field_name]);
+      });
+    } else {
+      result[group_name] = {};
+
+      Object.keys(fields).forEach((field_name) => {
+        result[group_name][field_name] = convertValue(fields[field_name]);
+      });
+    }
+  });
+
+  return result;
+}

playground/src/custom.d.ts

@@ -0,0 +1,6 @@
+declare module "lz-string" {
+  function decompressFromEncodedURIComponent(
+    input: string | null
+  ): string | null;
+  function compressToEncodedURIComponent(input: string | null): string;
+}

playground/src/main.tsx

@@ -0,0 +1,10 @@
+import React from "react";
+import ReactDOM from "react-dom/client";
+import App from "./App";
+import "./style.css";
+
+ReactDOM.createRoot(document.getElementById("root") as HTMLElement).render(
+  <React.StrictMode>
+    <App />
+  </React.StrictMode>
+);

playground/src/ruff_options.ts

@@ -0,0 +1,239 @@
+
+// This file is auto-generated by `cargo dev generate-playground-options`.
+export interface OptionGroup {
+    name: string;
+    fields: {
+        name: string;
+        default: string;
+        type: string;
+    }[];
+};
+
+export const AVAILABLE_OPTIONS: OptionGroup[] = [
+    {"name": "globals", "fields": [
+        {
+            "name": "allowed-confusables",
+            "default": '[]',
+            "type": 'Vec<char>',
+        },
+        {
+            "name": "dummy-variable-rgx",
+            "default": '"^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"',
+            "type": 'Regex',
+        },
+        {
+            "name": "extend-ignore",
+            "default": '[]',
+            "type": 'Vec<CheckCodePrefix>',
+        },
+        {
+            "name": "extend-select",
+            "default": '[]',
+            "type": 'Vec<CheckCodePrefix>',
+        },
+        {
+            "name": "external",
+            "default": '[]',
+            "type": 'Vec<String>',
+        },
+        {
+            "name": "fix-only",
+            "default": 'false',
+            "type": 'bool',
+        },
+        {
+            "name": "ignore",
+            "default": '[]',
+            "type": 'Vec<CheckCodePrefix>',
+        },
+        {
+            "name": "line-length",
+            "default": '88',
+            "type": 'usize',
+        },
+        {
+            "name": "required-version",
+            "default": 'None',
+            "type": 'String',
+        },
+        {
+            "name": "select",
+            "default": '["E", "F"]',
+            "type": 'Vec<CheckCodePrefix>',
+        },
+        {
+            "name": "target-version",
+            "default": '"py310"',
+            "type": 'PythonVersion',
+        },
+        {
+            "name": "unfixable",
+            "default": '[]',
+            "type": 'Vec<CheckCodePrefix>',
+        },
+    ]},
+    {"name": "flake8-annotations", "fields": [
+        {
+            "name": "allow-star-arg-any",
+            "default": 'false',
+            "type": 'bool',
+        },
+        {
+            "name": "mypy-init-return",
+            "default": 'false',
+            "type": 'bool',
+        },
+        {
+            "name": "suppress-dummy-args",
+            "default": 'false',
+            "type": 'bool',
+        },
+        {
+            "name": "suppress-none-returning",
+            "default": 'false',
+            "type": 'bool',
+        },
+    ]},
+    {"name": "flake8-bugbear", "fields": [
+        {
+            "name": "extend-immutable-calls",
+            "default": '[]',
+            "type": 'Vec<String>',
+        },
+    ]},
+    {"name": "flake8-errmsg", "fields": [
+        {
+            "name": "max-string-length",
+            "default": '0',
+            "type": 'usize',
+        },
+    ]},
+    {"name": "flake8-import-conventions", "fields": [
+        {
+            "name": "aliases",
+            "default": '{"altair": "alt", "matplotlib.pyplot": "plt", "numpy": "np", "pandas": "pd", "seaborn": "sns"}',
+            "type": 'FxHashMap<String, String>',
+        },
+        {
+            "name": "extend-aliases",
+            "default": '{}',
+            "type": 'FxHashMap<String, String>',
+        },
+    ]},
+    {"name": "flake8-quotes", "fields": [
+        {
+            "name": "avoid-escape",
+            "default": 'true',
+            "type": 'bool',
+        },
+        {
+            "name": "docstring-quotes",
+            "default": '"double"',
+            "type": 'Quote',
+        },
+        {
+            "name": "inline-quotes",
+            "default": '"double"',
+            "type": 'Quote',
+        },
+        {
+            "name": "multiline-quotes",
+            "default": '"double"',
+            "type": 'Quote',
+        },
+    ]},
+    {"name": "flake8-tidy-imports", "fields": [
+        {
+            "name": "ban-relative-imports",
+            "default": '"parents"',
+            "type": 'Strictness',
+        },
+    ]},
+    {"name": "flake8-unused-arguments", "fields": [
+        {
+            "name": "ignore-variadic-names",
+            "default": 'false',
+            "type": 'bool',
+        },
+    ]},
+    {"name": "isort", "fields": [
+        {
+            "name": "combine-as-imports",
+            "default": 'false',
+            "type": 'bool',
+        },
+        {
+            "name": "extra-standard-library",
+            "default": '[]',
+            "type": 'Vec<String>',
+        },
+        {
+            "name": "force-single-line",
+            "default": 'false',
+            "type": 'bool',
+        },
+        {
+            "name": "force-wrap-aliases",
+            "default": 'false',
+            "type": 'bool',
+        },
+        {
+            "name": "known-first-party",
+            "default": '[]',
+            "type": 'Vec<String>',
+        },
+        {
+            "name": "known-third-party",
+            "default": '[]',
+            "type": 'Vec<String>',
+        },
+        {
+            "name": "single-line-exclusions",
+            "default": '[]',
+            "type": 'Vec<String>',
+        },
+        {
+            "name": "split-on-trailing-comma",
+            "default": 'true',
+            "type": 'bool',
+        },
+    ]},
+    {"name": "mccabe", "fields": [
+        {
+            "name": "max-complexity",
+            "default": '10',
+            "type": 'usize',
+        },
+    ]},
+    {"name": "pep8-naming", "fields": [
+        {
+            "name": "classmethod-decorators",
+            "default": '["classmethod"]',
+            "type": 'Vec<String>',
+        },
+        {
+            "name": "ignore-names",
+            "default": '["setUp", "tearDown", "setUpClass", "tearDownClass", "setUpModule", "tearDownModule", "asyncSetUp", "asyncTearDown", "setUpTestData", "failureException", "longMessage", "maxDiff"]',
+            "type": 'Vec<String>',
+        },
+        {
+            "name": "staticmethod-decorators",
+            "default": '["staticmethod"]',
+            "type": 'Vec<String>',
+        },
+    ]},
+    {"name": "pydocstyle", "fields": [
+        {
+            "name": "convention",
+            "default": '"convention"',
+            "type": 'Convention',
+        },
+    ]},
+    {"name": "pyupgrade", "fields": [
+        {
+            "name": "keep-runtime-typing",
+            "default": 'false',
+            "type": 'bool',
+        },
+    ]},
+];

playground/src/style.css

@@ -0,0 +1,60 @@
+* {
+  box-sizing: border-box;
+}
+
+body,
+html,
+#root,
+#app {
+  margin: 0;
+  height: 100%;
+  width: 100%;
+}
+
+#app {
+  display: flex;
+}
+
+.options {
+  height: 100vh;
+  overflow-y: scroll;
+  padding: 1em;
+  min-width: 300px;
+  border-right: 1px solid lightgray;
+}
+
+.options ul {
+  padding-left: 1em;
+  list-style-type: none;
+}
+
+.options li {
+  margin-bottom: 0.3em;
+}
+
+.options details {
+  margin-bottom: 1em;
+}
+
+.options summary {
+  font-size: 1.3rem;
+}
+
+.options input {
+  display: block;
+  width: 100%;
+}
+
+.editor {
+  padding: 1em;
+}
+
+#error {
+  position: fixed;
+  bottom: 0;
+  width: 100%;
+  min-height: 1em;
+  padding: 1em;
+  background: darkred;
+  color: white;
+}

playground/src/vite-env.d.ts

@@ -0,0 +1 @@
+/// <reference types="vite/client" />

playground/tsconfig.json

@@ -0,0 +1,21 @@
+{
+  "compilerOptions": {
+    "target": "ESNext",
+    "useDefineForClassFields": true,
+    "lib": ["DOM", "DOM.Iterable", "ESNext"],
+    "allowJs": false,
+    "skipLibCheck": true,
+    "esModuleInterop": false,
+    "allowSyntheticDefaultImports": true,
+    "strict": true,
+    "forceConsistentCasingInFileNames": true,
+    "module": "ESNext",
+    "moduleResolution": "Node",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "noEmit": true,
+    "jsx": "react-jsx"
+  },
+  "include": ["src"],
+  "references": [{ "path": "./tsconfig.node.json" }]
+}

playground/tsconfig.node.json

@@ -0,0 +1,9 @@
+{
+  "compilerOptions": {
+    "composite": true,
+    "module": "ESNext",
+    "moduleResolution": "Node",
+    "allowSyntheticDefaultImports": true
+  },
+  "include": ["vite.config.ts"]
+}

playground/vite.config.ts

@@ -0,0 +1,7 @@
+import { defineConfig } from "vite";
+import react from "@vitejs/plugin-react-swc";
+
+// https://vitejs.dev/config/
+export default defineConfig({
+  plugins: [react()],
+});

pyproject.toml

@@ -12,6 +12,7 @@ classifiers = [
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3 :: Only",
     "Topic :: Software Development :: Libraries :: Python Modules",
     "Topic :: Software Development :: Quality Assurance",
@@ -37,3 +38,8 @@ strip = true
 [tool.ruff.isort]
 force-wrap-aliases = true
 combine-as-imports = true
+force-single-line = true
+single-line-exclusions = ["os", "logging.handlers"]
+
+[tool.ruff.pydocstyle]
+convention = "google"

resources/test/fixtures/flake8_return/RET504.py

@@ -237,3 +237,15 @@ def close(self):
             any_failed = True
             report(traceback.format_exc())
     return any_failed
+
+def global_assignment():
+    global X
+    X = 1
+    return X
+
+def nonlocal_assignment():
+    X = 1
+    def inner():
+        nonlocal X
+        X = 1
+        return X

resources/test/fixtures/flake8_unused_arguments/ARG.py

@@ -1,4 +1,5 @@
 from abc import abstractmethod
+from typing import overload
 from typing_extensions import override
 
 
@@ -135,3 +136,20 @@ class C:
     @override
     def f(x):
         print("Hello, world!")
+
+
+###
+# Unused arguments attached to overloads (OK).
+###
+@overload
+def f(a: str, b: str) -> str:
+    ...
+
+
+@overload
+def f(a: int, b: int) -> str:
+    ...
+
+
+def f(a, b):
+    return f"{a}{b}"

resources/test/fixtures/isort/comments.py

@@ -23,3 +23,6 @@ from A import (
     b,  # Comment 10
     c,  # Comment 11
 )
+
+from D import a_long_name_to_force_multiple_lines # Comment 12
+from D import another_long_name_to_force_multiple_lines # Comment 13

resources/test/fixtures/isort/force_single_line.py

@@ -0,0 +1,18 @@
+import sys, math
+from os import path, uname
+from logging.handlers import StreamHandler, FileHandler
+
+# comment 1
+from third_party import lib1, lib2, \
+     lib3, lib7, lib5, lib6
+# comment 2
+from third_party import lib4
+
+from foo import bar  # comment 3
+from foo2 import bar2  # comment 4
+
+# comment 5
+from bar import (
+     a, # comment 6
+     b, # comment 7
+)

resources/test/fixtures/isort/magic_trailing_comma.py

@@ -0,0 +1,38 @@
+# This has a magic trailing comma, will be sorted, but not rolled into one line
+from sys import (
+    stderr,
+    argv,
+    stdout,
+    exit,
+)
+
+# No magic comma, this will be rolled into one line.
+from os import (
+    path,
+    environ,
+    execl,
+    execv
+)
+
+from glob import (
+    glob,
+    iglob,
+    escape,  # Ends with a comment, should still treat as magic trailing comma.
+)
+
+# These will be combined, but without a trailing comma.
+from foo import bar
+from foo import baz
+
+# These will be combined, _with_ a trailing comma.
+from module1 import member1
+from module1 import (
+    member2,
+    member3,
+)
+
+# These will be combined, _with_ a trailing comma.
+from module2 import member1, member2
+from module2 import (
+    member3,
+)

resources/test/fixtures/isort/natural_order.py

@@ -0,0 +1,16 @@
+import numpy1
+import numpy10
+import numpy2
+from numpy import (
+    cos,
+    int8,
+    sin,
+    int32,
+    int64,
+    tan,
+    uint8,
+    uint16,
+    int16,
+    uint32,
+    uint64,
+)

resources/test/fixtures/pycodestyle/E721.py

@@ -15,7 +15,7 @@ import types
 if type(res) is not types.ListType:
     pass
 #: E721
-assert type(res) == type(False) or type(res) == type(None)
+assert type(res) == type(False)
 #: E721
 assert type(res) == type([])
 #: E721
@@ -52,3 +52,5 @@ if isinstance(res, types.MethodType):
     pass
 if type(a) != type(b) or type(a) == type(ccc):
     pass
+
+assert type(res) == type(None)

resources/test/fixtures/pycodestyle/W292_2.py

@@ -1,2 +1,2 @@
 def fn() -> None:
-    pass
+    print("Newline present (no W292)")

resources/test/fixtures/pycodestyle/W292_4.py

@@ -0,0 +1 @@
+ 

resources/test/fixtures/pydocstyle/D417.py

@@ -0,0 +1,84 @@
+def f(x, y, z):
+    """Do f.
+
+    Args:
+        x: the value
+            with a hanging indent
+
+    Returns:
+        the value
+    """
+    return x
+
+
+def f(x, y, z):
+    """Do f.
+
+    Args:
+        x:
+            The whole thing has a hanging indent.
+
+    Returns:
+        the value
+    """
+    return x
+
+
+def f(x, y, z):
+    """Do f.
+
+    Args:
+        x:
+            The whole thing has a hanging indent.
+
+    Returns: the value
+    """
+    return x
+
+
+def f(x, y, z):
+    """Do f.
+
+    Args:
+        x: the value def
+            ghi
+
+    Returns:
+        the value
+    """
+    return x
+
+
+def f(x, y, z):
+    """Do f.
+
+    Args:
+        x: the value
+        z: A final argument
+
+    Returns:
+        the value
+    """
+    return x
+
+
+def f(x, y, z):
+    """Do g.
+
+    Args:
+        x: the value
+        z: A final argument
+
+    Returns: the value
+    """
+    return x
+
+
+def f(x, y, z):
+    """Do h.
+
+    Args:
+        x: the value
+        z: A final argument
+    """
+    return x

resources/test/fixtures/pyupgrade/UP018.py

@@ -0,0 +1,25 @@
+# These remain unchanged
+str(1)
+str(*a)
+str("foo", *a)
+str(**k)
+str("foo", **k)
+str("foo", encoding="UTF-8")
+str("foo"
+    "bar")
+bytes("foo", encoding="UTF-8")
+bytes(*a)
+bytes("foo", *a)
+bytes("foo", **a)
+bytes(b"foo"
+      b"bar")
+
+# These become string or byte literals
+str()
+str("foo")
+str("""
+foo""")
+bytes()
+bytes(b"foo")
+bytes(b"""
+foo""")

resources/test/fixtures/pyupgrade/UP019.py

@@ -0,0 +1,20 @@
+import typing
+import typing as Hello
+from typing import Text
+from typing import Text as Goodbye
+
+
+def print_word(word: Text) -> None:
+    print(word)
+
+
+def print_second_word(word: typing.Text) -> None:
+    print(word)
+
+
+def print_third_word(word: Hello.Text) -> None:
+    print(word)
+
+
+def print_fourth_word(word: Goodbye) -> None:
+    print(word)

resources/test/fixtures/pyupgrade/UP020.py

@@ -0,0 +1,9 @@
+from io import open
+
+with open("f.txt") as f:
+    print(f.read())
+
+import io
+
+with io.open("f.txt", mode="r", buffering=-1, **kwargs) as f:
+    print(f.read())

resources/test/fixtures/pyupgrade/UP021.py

@@ -0,0 +1,12 @@
+import subprocess
+import subprocess as somename
+from subprocess import run
+from subprocess import run as anothername
+
+subprocess.run(["foo"], universal_newlines=True, check=True)
+somename.run(["foo"], universal_newlines=True)
+
+run(["foo"], universal_newlines=True, check=False)
+anothername(["foo"], universal_newlines=True)
+
+subprocess.run(["foo"], check=True)

resources/test/fixtures/ruff/RUF004.py

@@ -0,0 +1,13 @@
+def f(*args, **kwargs):
+    pass
+
+
+a = (1, 2)
+b = (3, 4)
+c = (5, 6)
+
+f(a, b)
+f(a, kw=b)
+f(*a, kw=b)
+f(kw=a, *b)
+f(kw=a, *b, *c)

resources/test/fixtures/ruff/RUF100.py

@@ -15,8 +15,8 @@ def f() -> None:
     # Invalid
     d = 1  # noqa: F841, E501
 
-    # Invalid (and unimplemented)
-    d = 1  # noqa: F841, W191
+    # Invalid (and unimplemented or not enabled)
+    d = 1  # noqa: F841, W191, F821
 
     # Invalid (but external)
     d = 1  # noqa: F841, V101

resources/test/project/examples/docs/ruff.toml

@@ -1,4 +1,3 @@
-[tool.ruff]
 extend = "../../pyproject.toml"
 src = ["."]
 # Enable I001, and re-enable F841, to test extension priority.

ruff_dev/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ruff_dev"
-version = "0.0.192"
+version = "0.0.198"
 edition = "2021"
 
 [dependencies]
@@ -11,8 +11,11 @@ itertools = { version = "0.10.5" }
 libcst = { git = "https://github.com/charliermarsh/LibCST", rev = "f2f0b7a487a8725d161fe8b3ed73a6758b21e177" }
 once_cell = { version = "1.16.0" }
 ruff = { path = ".." }
-rustpython-ast = { features = ["unparse"], git = "https://github.com/RustPython/RustPython.git", rev = "c01f014b1269eedcf4bdb45d5fbc62ae2beecf31" }
-rustpython-common = { git = "https://github.com/RustPython/RustPython.git", rev = "c01f014b1269eedcf4bdb45d5fbc62ae2beecf31" }
-rustpython-parser = { features = ["lalrpop"], git = "https://github.com/RustPython/RustPython.git", rev = "c01f014b1269eedcf4bdb45d5fbc62ae2beecf31" }
+rustpython-ast = { features = ["unparse"], git = "https://github.com/RustPython/RustPython.git", rev = "68d26955b3e24198a150315e7959719b03709dee" }
+rustpython-common = { git = "https://github.com/RustPython/RustPython.git", rev = "68d26955b3e24198a150315e7959719b03709dee" }
+rustpython-parser = { features = ["lalrpop"], git = "https://github.com/RustPython/RustPython.git", rev = "68d26955b3e24198a150315e7959719b03709dee" }
+schemars = { version = "0.8.11" }
+serde_json = {version="1.0.91"}
 strum = { version = "0.24.1", features = ["strum_macros"] }
 strum_macros = { version = "0.24.3" }
+textwrap = { version = "0.16.0" }

ruff_dev/src/generate_all.rs

@@ -0,0 +1,35 @@
+//! Run all code and documentation generation steps.
+
+use anyhow::Result;
+use clap::Args;
+
+use crate::{
+    generate_check_code_prefix, generate_json_schema, generate_options,
+    generate_playground_options, generate_rules_table,
+};
+
+#[derive(Args)]
+pub struct Cli {
+    /// Write the generated artifacts to stdout (rather than to the filesystem).
+    #[arg(long)]
+    dry_run: bool,
+}
+
+pub fn main(cli: &Cli) -> Result<()> {
+    generate_check_code_prefix::main(&generate_check_code_prefix::Cli {
+        dry_run: cli.dry_run,
+    })?;
+    generate_json_schema::main(&generate_json_schema::Cli {
+        dry_run: cli.dry_run,
+    })?;
+    generate_rules_table::main(&generate_rules_table::Cli {
+        dry_run: cli.dry_run,
+    })?;
+    generate_options::main(&generate_options::Cli {
+        dry_run: cli.dry_run,
+    })?;
+    generate_playground_options::main(&generate_playground_options::Cli {
+        dry_run: cli.dry_run,
+    })?;
+    Ok(())
+}

ruff_dev/src/generate_check_code_prefix.rs

@@ -13,13 +13,15 @@ use itertools::Itertools;
 use ruff::checks::{CheckCode, PREFIX_REDIRECTS};
 use strum::IntoEnumIterator;
 
+const ALL: &str = "ALL";
+
 #[derive(Parser)]
 #[command(author, version, about, long_about = None)]
 pub struct Cli {
     /// Write the generated source code to stdout (rather than to
     /// `src/checks_gen.rs`).
     #[arg(long)]
-    dry_run: bool,
+    pub(crate) dry_run: bool,
 }
 
 pub fn main(cli: &Cli) -> Result<()> {
@@ -34,9 +36,15 @@ pub fn main(cli: &Cli) -> Result<()> {
         let code_suffix_len = code_str.len() - code_prefix_len;
         for i in 0..=code_suffix_len {
             let prefix = code_str[..code_prefix_len + i].to_string();
-            let entry = prefix_to_codes.entry(prefix).or_default();
-            entry.insert(check_code.clone());
+            prefix_to_codes
+                .entry(prefix)
+                .or_default()
+                .insert(check_code.clone());
         }
+        prefix_to_codes
+            .entry(ALL.to_string())
+            .or_default()
+            .insert(check_code.clone());
     }
 
     // Add any prefix aliases (e.g., "U" to "UP").
@@ -65,7 +73,8 @@ pub fn main(cli: &Cli) -> Result<()> {
         .derive("Ord")
         .derive("Clone")
         .derive("Serialize")
-        .derive("Deserialize");
+        .derive("Deserialize")
+        .derive("JsonSchema");
     for prefix in prefix_to_codes.keys() {
         gen = gen.push_variant(Variant::new(prefix.to_string()));
     }
@@ -78,6 +87,7 @@ pub fn main(cli: &Cli) -> Result<()> {
         .derive("Eq")
         .derive("PartialOrd")
         .derive("Ord")
+        .push_variant(Variant::new("None"))
         .push_variant(Variant::new("Zero"))
         .push_variant(Variant::new("One"))
         .push_variant(Variant::new("Two"))
@@ -128,18 +138,21 @@ pub fn main(cli: &Cli) -> Result<()> {
         .line("#[allow(clippy::match_same_arms)]")
         .line("match self {");
     for prefix in prefix_to_codes.keys() {
-        let num_numeric = prefix.chars().filter(|char| char.is_numeric()).count();
-        let specificity = match num_numeric {
-            0 => "Zero",
-            1 => "One",
-            2 => "Two",
-            3 => "Three",
-            4 => "Four",
-            _ => panic!("Invalid prefix: {prefix}"),
+        let specificity = if prefix == "ALL" {
+            "None"
+        } else {
+            let num_numeric = prefix.chars().filter(|char| char.is_numeric()).count();
+            match num_numeric {
+                0 => "Zero",
+                1 => "One",
+                2 => "Two",
+                3 => "Three",
+                4 => "Four",
+                _ => panic!("Invalid prefix: {prefix}"),
+            }
         };
         gen = gen.line(format!(
-            "CheckCodePrefix::{prefix} => SuffixLength::{},",
-            specificity
+            "CheckCodePrefix::{prefix} => SuffixLength::{specificity},"
         ));
     }
     gen.line("}");
@@ -152,6 +165,8 @@ pub fn main(cli: &Cli) -> Result<()> {
     output.push('\n');
     output.push_str("use colored::Colorize;");
     output.push('\n');
+    output.push_str("use schemars::JsonSchema;");
+    output.push('\n');
     output.push_str("use serde::{Deserialize, Serialize};");
     output.push('\n');
     output.push_str("use strum_macros::{AsRefStr, EnumString};");

ruff_dev/src/generate_json_schema.rs

@@ -0,0 +1,30 @@
+use std::fs;
+use std::path::PathBuf;
+
+use anyhow::Result;
+use clap::Args;
+use ruff::settings::options::Options;
+use schemars::schema_for;
+
+#[derive(Args)]
+pub struct Cli {
+    /// Write the generated table to stdout (rather than to `ruff.schema.json`).
+    #[arg(long)]
+    pub(crate) dry_run: bool,
+}
+
+pub fn main(cli: &Cli) -> Result<()> {
+    let schema = schema_for!(Options);
+    let schema_string = serde_json::to_string_pretty(&schema).unwrap();
+
+    if cli.dry_run {
+        println!("{schema_string}");
+    } else {
+        let file = PathBuf::from(env!("CARGO_MANIFEST_DIR"))
+            .parent()
+            .expect("Failed to find root directory")
+            .join("ruff.schema.json");
+        fs::write(file, schema_string.as_bytes())?;
+    }
+    Ok(())
+}

ruff_dev/src/generate_options.rs

@@ -18,7 +18,7 @@ const END_PRAGMA: &str = "<!-- End auto-generated options sections. -->";
 pub struct Cli {
     /// Write the generated table to stdout (rather than to `README.md`).
     #[arg(long)]
-    dry_run: bool,
+    pub(crate) dry_run: bool,
 }
 
 fn emit_field(output: &mut String, field: &OptionField, group_name: Option<&str>) {

ruff_dev/src/generate_playground_options.rs

@@ -0,0 +1,142 @@
+//! Generate typescript file defining options to be used by the web playground.
+
+use std::fs::OpenOptions;
+use std::io::Write;
+use std::path::PathBuf;
+
+use anyhow::Result;
+use clap::Args;
+use itertools::Itertools;
+use ruff::settings::options::Options;
+use ruff::settings::options_base::{ConfigurationOptions, OptionEntry, OptionField};
+
+#[derive(Args)]
+pub struct Cli {
+    /// Write the generated table to stdout (rather than to `TODO`).
+    #[arg(long)]
+    pub(crate) dry_run: bool,
+}
+
+fn emit_field(output: &mut String, field: &OptionField) {
+    output.push_str(&textwrap::indent(
+        &textwrap::dedent(&format!(
+            "
+        {{
+            \"name\": \"{}\",
+            \"default\": '{}',
+            \"type\": '{}',
+        }},",
+            field.name, field.default, field.value_type
+        )),
+        "    ",
+    ));
+}
+
+pub fn main(cli: &Cli) -> Result<()> {
+    let mut output = String::new();
+
+    // Generate all the top-level fields.
+    output.push_str(&format!("{{\"name\": \"{}\", \"fields\": [", "globals"));
+    for field in Options::get_available_options()
+        .into_iter()
+        .filter_map(|entry| {
+            if let OptionEntry::Field(field) = entry {
+                Some(field)
+            } else {
+                None
+            }
+        })
+        // Filter out options that don't make sense in the playground.
+        .filter(|field| {
+            !matches!(
+                field.name,
+                "src"
+                    | "fix"
+                    | "format"
+                    | "exclude"
+                    | "extend"
+                    | "extend-exclude"
+                    | "fixable"
+                    | "force-exclude"
+                    | "ignore-init-module-imports"
+                    | "respect-gitignore"
+                    | "show-source"
+                    | "cache-dir"
+                    | "per-file-ignores"
+            )
+        })
+        .sorted_by_key(|field| field.name)
+    {
+        emit_field(&mut output, &field);
+    }
+    output.push_str("\n]},\n");
+
+    // Generate all the sub-groups.
+    for group in Options::get_available_options()
+        .into_iter()
+        .filter_map(|entry| {
+            if let OptionEntry::Group(group) = entry {
+                Some(group)
+            } else {
+                None
+            }
+        })
+        .sorted_by_key(|group| group.name)
+    {
+        output.push_str(&format!("{{\"name\": \"{}\", \"fields\": [", group.name));
+        for field in group
+            .fields
+            .iter()
+            .filter_map(|entry| {
+                if let OptionEntry::Field(field) = entry {
+                    Some(field)
+                } else {
+                    None
+                }
+            })
+            .sorted_by_key(|field| field.name)
+        {
+            emit_field(&mut output, field);
+        }
+        output.push_str("\n]},\n");
+    }
+
+    let prefix = textwrap::dedent(
+        r"
+        // This file is auto-generated by `cargo dev generate-playground-options`.
+        export interface OptionGroup {
+            name: string;
+            fields: {
+                name: string;
+                default: string;
+                type: string;
+            }[];
+        };
+
+        export const AVAILABLE_OPTIONS: OptionGroup[] = [
+    ",
+    );
+    let postfix = "];";
+
+    if cli.dry_run {
+        print!("{output}");
+    } else {
+        let file = PathBuf::from(env!("CARGO_MANIFEST_DIR"))
+            .parent()
+            .expect("Failed to find root directory")
+            .join("playground")
+            .join("src")
+            .join("ruff_options.ts");
+
+        let mut f = OpenOptions::new()
+            .create(true)
+            .write(true)
+            .truncate(true)
+            .open(file)?;
+        write!(f, "{prefix}")?;
+        write!(f, "{}", textwrap::indent(&output, "    "))?;
+        write!(f, "{postfix}")?;
+    }
+
+    Ok(())
+}

ruff_dev/src/generate_rules_table.rs

@@ -21,7 +21,7 @@ const TOC_END_PRAGMA: &str = "<!-- End auto-generated table of contents. -->";
 pub struct Cli {
     /// Write the generated table to stdout (rather than to `README.md`).
     #[arg(long)]
-    dry_run: bool,
+    pub(crate) dry_run: bool,
 }
 
 pub fn main(cli: &Cli) -> Result<()> {

ruff_dev/src/lib.rs

@@ -11,10 +11,13 @@
     clippy::too_many_lines
 )]
 
+pub mod generate_all;
 pub mod generate_check_code_prefix;
+pub mod generate_json_schema;
 pub mod generate_options;
+pub mod generate_playground_options;
 pub mod generate_rules_table;
-pub mod generate_source_code;
 pub mod print_ast;
 pub mod print_cst;
 pub mod print_tokens;
+pub mod round_trip;

ruff_dev/src/main.rs

@@ -14,8 +14,9 @@
 use anyhow::Result;
 use clap::{Parser, Subcommand};
 use ruff_dev::{
-    generate_check_code_prefix, generate_options, generate_rules_table, generate_source_code,
-    print_ast, print_cst, print_tokens,
+    generate_all, generate_check_code_prefix, generate_json_schema, generate_options,
+    generate_playground_options, generate_rules_table, print_ast, print_cst, print_tokens,
+    round_trip,
 };
 
 #[derive(Parser)]
@@ -28,32 +29,42 @@ struct Cli {
 
 #[derive(Subcommand)]
 enum Commands {
+    /// Run all code and documentation generation steps.
+    GenerateAll(generate_all::Cli),
     /// Generate the `CheckCodePrefix` enum.
     GenerateCheckCodePrefix(generate_check_code_prefix::Cli),
+    /// Generate JSON schema for the TOML configuration file.
+    GenerateJSONSchema(generate_json_schema::Cli),
     /// Generate a Markdown-compatible table of supported lint rules.
     GenerateRulesTable(generate_rules_table::Cli),
     /// Generate a Markdown-compatible listing of configuration options.
     GenerateOptions(generate_options::Cli),
-    /// Run round-trip source code generation on a given Python file.
-    GenerateSourceCode(generate_source_code::Cli),
+    /// Generate typescript file defining options to be used by the web
+    /// playground.
+    GeneratePlaygroundOptions(generate_playground_options::Cli),
     /// Print the AST for a given Python file.
     PrintAST(print_ast::Cli),
     /// Print the LibCST CST for a given Python file.
     PrintCST(print_cst::Cli),
     /// Print the token stream for a given Python file.
     PrintTokens(print_tokens::Cli),
+    /// Run round-trip source code generation on a given Python file.
+    RoundTrip(round_trip::Cli),
 }
 
 fn main() -> Result<()> {
     let cli = Cli::parse();
     match &cli.command {
+        Commands::GenerateAll(args) => generate_all::main(args)?,
         Commands::GenerateCheckCodePrefix(args) => generate_check_code_prefix::main(args)?,
+        Commands::GenerateJSONSchema(args) => generate_json_schema::main(args)?,
         Commands::GenerateRulesTable(args) => generate_rules_table::main(args)?,
-        Commands::GenerateSourceCode(args) => generate_source_code::main(args)?,
         Commands::GenerateOptions(args) => generate_options::main(args)?,
+        Commands::GeneratePlaygroundOptions(args) => generate_playground_options::main(args)?,
         Commands::PrintAST(args) => print_ast::main(args)?,
         Commands::PrintCST(args) => print_cst::main(args)?,
         Commands::PrintTokens(args) => print_tokens::main(args)?,
+        Commands::RoundTrip(args) => round_trip::main(args)?,
     }
     Ok(())
 }

ruff_dev/src/round_trip.rs

@@ -5,7 +5,9 @@ use std::path::PathBuf;
 
 use anyhow::Result;
 use clap::Args;
-use ruff::code_gen::SourceGenerator;
+use ruff::source_code_generator::SourceCodeGenerator;
+use ruff::source_code_locator::SourceCodeLocator;
+use ruff::source_code_style::SourceCodeStyleDetector;
 use rustpython_parser::parser;
 
 #[derive(Args)]
@@ -18,7 +20,9 @@ pub struct Cli {
 pub fn main(cli: &Cli) -> Result<()> {
     let contents = fs::read_to_string(&cli.file)?;
     let python_ast = parser::parse_program(&contents, &cli.file.to_string_lossy())?;
-    let mut generator = SourceGenerator::new();
+    let locator = SourceCodeLocator::new(&contents);
+    let stylist = SourceCodeStyleDetector::from_contents(&contents, &locator);
+    let mut generator = SourceCodeGenerator::new(stylist.indentation(), stylist.quote());
     generator.unparse_suite(&python_ast);
     println!("{}", generator.generate()?);
     Ok(())

ruff_macros/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ruff_macros"
-version = "0.0.192"
+version = "0.0.198"
 edition = "2021"
 
 [lib]

ruff_macros/src/lib.rs

@@ -13,13 +13,14 @@
 
 use quote::{quote, quote_spanned};
 use syn::parse::{Parse, ParseStream};
+use syn::spanned::Spanned;
 use syn::token::Comma;
 use syn::{
     parse_macro_input, AngleBracketedGenericArguments, Attribute, Data, DataStruct, DeriveInput,
     Field, Fields, Lit, LitStr, Path, PathArguments, PathSegment, Token, Type, TypePath,
 };
 
-#[proc_macro_derive(ConfigurationOptions, attributes(option, option_group))]
+#[proc_macro_derive(ConfigurationOptions, attributes(option, doc, option_group))]
 pub fn derive(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
     let input = parse_macro_input!(input as DeriveInput);
 
@@ -39,11 +40,28 @@ fn derive_impl(input: DeriveInput) -> syn::Result<proc_macro2::TokenStream> {
             let mut output = vec![];
 
             for field in fields.named.iter() {
-                if let Some(attr) = field.attrs.iter().find(|a| a.path.is_ident("option")) {
-                    output.push(handle_option(field, attr)?);
+                let docs: Vec<&Attribute> = field
+                    .attrs
+                    .iter()
+                    .filter(|attr| attr.path.is_ident("doc"))
+                    .collect();
+
+                if docs.is_empty() {
+                    return Err(syn::Error::new(
+                        field.span(),
+                        "Missing documentation for field",
+                    ));
+                }
+
+                if let Some(attr) = field.attrs.iter().find(|attr| attr.path.is_ident("option")) {
+                    output.push(handle_option(field, attr, docs)?);
                 };
 
-                if field.attrs.iter().any(|a| a.path.is_ident("option_group")) {
+                if field
+                    .attrs
+                    .iter()
+                    .any(|attr| attr.path.is_ident("option_group"))
+                {
                     output.push(handle_option_group(field)?);
                 };
             }
@@ -70,8 +88,10 @@ fn derive_impl(input: DeriveInput) -> syn::Result<proc_macro2::TokenStream> {
 /// deriving `ConfigurationOptions`, create code that calls retrieves options
 /// from that group: `Foobar::get_available_options()`
 fn handle_option_group(field: &Field) -> syn::Result<proc_macro2::TokenStream> {
-    // unwrap is safe because we're only going over named fields
-    let ident = field.ident.as_ref().unwrap();
+    let ident = field
+        .ident
+        .as_ref()
+        .expect("Expected to handle named fields");
 
     match &field.ty {
         Type::Path(TypePath {
@@ -103,17 +123,49 @@ fn handle_option_group(field: &Field) -> syn::Result<proc_macro2::TokenStream> {
     }
 }
 
+/// Parse a `doc` attribute into it a string literal.
+fn parse_doc(doc: &Attribute) -> syn::Result<String> {
+    let doc = doc
+        .parse_meta()
+        .map_err(|e| syn::Error::new(doc.span(), e))?;
+
+    match doc {
+        syn::Meta::NameValue(syn::MetaNameValue {
+            lit: Lit::Str(lit_str),
+            ..
+        }) => Ok(lit_str.value()),
+        _ => Err(syn::Error::new(doc.span(), "Expected doc attribute.")),
+    }
+}
+
 /// Parse an `#[option(doc="...", default="...", value_type="...",
 /// example="...")]` attribute and return data in the form of an `OptionField`.
-fn handle_option(field: &Field, attr: &Attribute) -> syn::Result<proc_macro2::TokenStream> {
-    // unwrap is safe because we're only going over named fields
-    let ident = field.ident.as_ref().unwrap();
+fn handle_option(
+    field: &Field,
+    attr: &Attribute,
+    docs: Vec<&Attribute>,
+) -> syn::Result<proc_macro2::TokenStream> {
+    // Convert the list of `doc` attributes into a single string.
+    let doc = textwrap::dedent(
+        &docs
+            .into_iter()
+            .map(parse_doc)
+            .collect::<syn::Result<Vec<_>>>()?
+            .join("\n"),
+    )
+    .trim_matches('\n')
+    .to_string();
+
+    let ident = field
+        .ident
+        .as_ref()
+        .expect("Expected to handle named fields");
 
     let FieldAttributes {
-        doc,
         default,
         value_type,
         example,
+        ..
     } = attr.parse_args::<FieldAttributes>()?;
     let kebab_name = LitStr::new(&ident.to_string().replace('_', "-"), ident.span());
 
@@ -130,7 +182,6 @@ fn handle_option(field: &Field, attr: &Attribute) -> syn::Result<proc_macro2::To
 
 #[derive(Debug)]
 struct FieldAttributes {
-    doc: String,
     default: String,
     value_type: String,
     example: String,
@@ -138,8 +189,6 @@ struct FieldAttributes {
 
 impl Parse for FieldAttributes {
     fn parse(input: ParseStream) -> syn::Result<Self> {
-        let doc = _parse_key_value(input, "doc")?;
-        input.parse::<Comma>()?;
         let default = _parse_key_value(input, "default")?;
         input.parse::<Comma>()?;
         let value_type = _parse_key_value(input, "value_type")?;
@@ -150,7 +199,6 @@ impl Parse for FieldAttributes {
         }
 
         Ok(FieldAttributes {
-            doc: textwrap::dedent(&doc).trim_matches('\n').to_string(),
             default,
             value_type,
             example: textwrap::dedent(&example).trim_matches('\n').to_string(),

src/ast/helpers.rs

@@ -1,3 +1,4 @@
+use itertools::Itertools;
 use log::error;
 use once_cell::sync::Lazy;
 use regex::Regex;
@@ -381,10 +382,8 @@ pub fn identifier_range(stmt: &Stmt, locator: &SourceCodeLocator) -> Range {
             | StmtKind::AsyncFunctionDef { .. }
     ) {
         let contents = locator.slice_source_code_range(&Range::from_located(stmt));
-        for (start, tok, end) in lexer::make_tokenizer(&contents).flatten() {
+        for (start, tok, end) in lexer::make_tokenizer_located(&contents, stmt.location).flatten() {
             if matches!(tok, Tok::Name { .. }) {
-                let start = to_absolute(start, stmt.location);
-                let end = to_absolute(end, stmt.location);
                 return Range {
                     location: start,
                     end_location: end,
@@ -396,6 +395,37 @@ pub fn identifier_range(stmt: &Stmt, locator: &SourceCodeLocator) -> Range {
     Range::from_located(stmt)
 }
 
+/// Return the `Range` of `name` in `Excepthandler`.
+pub fn excepthandler_name_range(
+    handler: &Excepthandler,
+    locator: &SourceCodeLocator,
+) -> Option<Range> {
+    let ExcepthandlerKind::ExceptHandler {
+        name, type_, body, ..
+    } = &handler.node;
+    match (name, type_) {
+        (Some(_), Some(type_)) => {
+            let type_end_location = type_.end_location.unwrap();
+            let contents = locator.slice_source_code_range(&Range {
+                location: type_end_location,
+                end_location: body[0].location,
+            });
+            let range = lexer::make_tokenizer_located(&contents, type_end_location)
+                .flatten()
+                .tuple_windows()
+                .find(|(tok, next_tok)| {
+                    matches!(tok.1, Tok::As) && matches!(next_tok.1, Tok::Name { .. })
+                })
+                .map(|((..), (location, _, end_location))| Range {
+                    location,
+                    end_location,
+                });
+            range
+        }
+        _ => None,
+    }
+}
+
 /// Return `true` if a `Stmt` appears to be part of a multi-statement line, with
 /// other statements preceding it.
 pub fn preceded_by_continuation(stmt: &Stmt, locator: &SourceCodeLocator) -> bool {

src/cache.rs

@@ -3,7 +3,7 @@ use std::fs;
 use std::fs::{create_dir_all, File, Metadata};
 use std::hash::{Hash, Hasher};
 use std::io::Write;
-use std::path::Path;
+use std::path::{Path, PathBuf};
 
 use anyhow::Result;
 use filetime::FileTime;
@@ -36,8 +36,12 @@ struct CheckResult {
     messages: Vec<Message>,
 }
 
-fn cache_dir() -> &'static Path {
-    Path::new(CACHE_DIR.as_ref().map_or(".ruff_cache", String::as_str))
+/// Return the cache directory for a given project root. Defers to the
+/// `RUFF_CACHE_DIR` environment variable, if set.
+pub fn cache_dir(project_root: &Path) -> PathBuf {
+    CACHE_DIR
+        .as_ref()
+        .map_or_else(|| project_root.join(".ruff_cache"), PathBuf::from)
 }
 
 fn content_dir() -> &'static Path {
@@ -53,10 +57,8 @@ fn cache_key<P: AsRef<Path>>(path: P, settings: &Settings, autofix: fixer::Mode)
     hasher.finish()
 }
 
-/// Initialize the cache directory.
-pub fn init() -> Result<()> {
-    let path = cache_dir();
-
+/// Initialize the cache at the specified `Path`.
+pub fn init(path: &Path) -> Result<()> {
     // Create the cache directories.
     create_dir_all(path.join(content_dir()))?;
 
@@ -75,15 +77,15 @@ pub fn init() -> Result<()> {
     Ok(())
 }
 
-fn write_sync(key: u64, value: &[u8]) -> Result<(), std::io::Error> {
+fn write_sync(cache_dir: &Path, key: u64, value: &[u8]) -> Result<(), std::io::Error> {
     fs::write(
-        cache_dir().join(content_dir()).join(format!("{key:x}")),
+        cache_dir.join(content_dir()).join(format!("{key:x}")),
         value,
     )
 }
 
-fn read_sync(key: u64) -> Result<Vec<u8>, std::io::Error> {
-    fs::read(cache_dir().join(content_dir()).join(format!("{key:x}")))
+fn read_sync(cache_dir: &Path, key: u64) -> Result<Vec<u8>, std::io::Error> {
+    fs::read(cache_dir.join(content_dir()).join(format!("{key:x}")))
 }
 
 /// Get a value from the cache.
@@ -98,7 +100,7 @@ pub fn get<P: AsRef<Path>>(
         return None;
     };
 
-    let encoded = read_sync(cache_key(path, settings, autofix)).ok()?;
+    let encoded = read_sync(&settings.cache_dir, cache_key(path, settings, autofix)).ok()?;
     let (mtime, messages) = match bincode::deserialize::<CheckResult>(&encoded[..]) {
         Ok(CheckResult {
             metadata: CacheMetadata { mtime },
@@ -135,6 +137,7 @@ pub fn set<P: AsRef<Path>>(
         messages,
     };
     if let Err(e) = write_sync(
+        &settings.cache_dir,
         cache_key(path, settings, autofix),
         &bincode::serialize(&check_result).unwrap(),
     ) {

src/checkers/ast.rs

@@ -33,14 +33,16 @@ use crate::python::typing::SubscriptKind;
 use crate::settings::types::PythonVersion;
 use crate::settings::{flags, Settings};
 use crate::source_code_locator::SourceCodeLocator;
-use crate::vendored::cformat::{CFormatError, CFormatErrorType};
+use crate::source_code_style::SourceCodeStyleDetector;
+use crate::vendor::cformat::{CFormatError, CFormatErrorType};
 use crate::visibility::{module_visibility, transition_scope, Modifier, Visibility, VisibleScope};
 use crate::{
     docstrings, flake8_2020, flake8_annotations, flake8_bandit, flake8_blind_except,
     flake8_boolean_trap, flake8_bugbear, flake8_builtins, flake8_comprehensions, flake8_datetimez,
     flake8_debugger, flake8_errmsg, flake8_import_conventions, flake8_print, flake8_return,
     flake8_simplify, flake8_tidy_imports, flake8_unused_arguments, mccabe, noqa, pandas_vet,
-    pep8_naming, pycodestyle, pydocstyle, pyflakes, pygrep_hooks, pylint, pyupgrade, visibility,
+    pep8_naming, pycodestyle, pydocstyle, pyflakes, pygrep_hooks, pylint, pyupgrade, ruff,
+    visibility,
 };
 
 const GLOBAL_SCOPE_INDEX: usize = 0;
@@ -56,6 +58,7 @@ pub struct Checker<'a> {
     pub(crate) settings: &'a Settings,
     pub(crate) noqa_line_for: &'a IntMap<usize, usize>,
     pub(crate) locator: &'a SourceCodeLocator<'a>,
+    pub(crate) style: &'a SourceCodeStyleDetector<'a>,
     // Computed checks.
     checks: Vec<Check>,
     // Function and class definition tracking (e.g., for docstring enforcement).
@@ -107,6 +110,7 @@ impl<'a> Checker<'a> {
         noqa: flags::Noqa,
         path: &'a Path,
         locator: &'a SourceCodeLocator,
+        style: &'a SourceCodeStyleDetector,
     ) -> Checker<'a> {
         Checker {
             settings,
@@ -115,6 +119,7 @@ impl<'a> Checker<'a> {
             noqa,
             path,
             locator,
+            style,
             checks: vec![],
             definitions: vec![],
             deletions: FxHashSet::default(),
@@ -1067,17 +1072,11 @@ where
                     }
                 }
                 if self.settings.enabled.contains(&CheckCode::EM101)
-                    | self.settings.enabled.contains(&CheckCode::EM102)
-                    | self.settings.enabled.contains(&CheckCode::EM103)
+                    || self.settings.enabled.contains(&CheckCode::EM102)
+                    || self.settings.enabled.contains(&CheckCode::EM103)
                 {
                     if let Some(exc) = exc {
-                        self.add_checks(
-                            flake8_errmsg::checks::check_string_in_exception(
-                                exc,
-                                self.settings.flake8_errmsg.max_string_length,
-                            )
-                            .into_iter(),
-                        );
+                        flake8_errmsg::plugins::string_in_exception(self, exc);
                     }
                 }
             }
@@ -1157,7 +1156,7 @@ where
                 if self.settings.enabled.contains(&CheckCode::B014)
                     || self.settings.enabled.contains(&CheckCode::B025)
                 {
-                    flake8_bugbear::plugins::duplicate_exceptions(self, stmt, handlers);
+                    flake8_bugbear::plugins::duplicate_exceptions(self, handlers);
                 }
                 if self.settings.enabled.contains(&CheckCode::B013) {
                     flake8_bugbear::plugins::redundant_tuple_in_exception_handler(self, handlers);
@@ -1493,6 +1492,10 @@ where
             ExprKind::Name { id, ctx } => {
                 match ctx {
                     ExprContext::Load => {
+                        if self.settings.enabled.contains(&CheckCode::UP019) {
+                            pyupgrade::plugins::typing_text_str_alias(self, expr);
+                        }
+
                         // Ex) List[...]
                         if !self.in_deferred_string_type_definition
                             && self.settings.enabled.contains(&CheckCode::UP006)
@@ -1549,6 +1552,9 @@ where
                     pyupgrade::plugins::use_pep585_annotation(self, expr, attr);
                 }
 
+                if self.settings.enabled.contains(&CheckCode::UP019) {
+                    pyupgrade::plugins::typing_text_str_alias(self, expr);
+                }
                 if self.settings.enabled.contains(&CheckCode::UP016) {
                     pyupgrade::plugins::remove_six_compat(self, expr);
                 }
@@ -1641,19 +1647,32 @@ where
                 }
 
                 // pyupgrade
+                if self.settings.enabled.contains(&CheckCode::UP003) {
+                    pyupgrade::plugins::type_of_primitive(self, expr, func, args);
+                }
                 if self.settings.enabled.contains(&CheckCode::UP005) {
                     pyupgrade::plugins::deprecated_unittest_alias(self, func);
                 }
+                if self.settings.enabled.contains(&CheckCode::UP008) {
+                    pyupgrade::plugins::super_call_with_parameters(self, expr, func, args);
+                }
                 if self.settings.enabled.contains(&CheckCode::UP012) {
                     pyupgrade::plugins::unnecessary_encode_utf8(self, expr, func, args, keywords);
                 }
+                if self.settings.enabled.contains(&CheckCode::UP015) {
+                    pyupgrade::plugins::redundant_open_modes(self, expr);
+                }
                 if self.settings.enabled.contains(&CheckCode::UP016) {
                     pyupgrade::plugins::remove_six_compat(self, expr);
                 }
-
-                // flake8-super
-                if self.settings.enabled.contains(&CheckCode::UP008) {
-                    pyupgrade::plugins::super_call_with_parameters(self, expr, func, args);
+                if self.settings.enabled.contains(&CheckCode::UP018) {
+                    pyupgrade::plugins::native_literals(self, expr, func, args, keywords);
+                }
+                if self.settings.enabled.contains(&CheckCode::UP020) {
+                    pyupgrade::plugins::open_alias(self, expr, func);
+                }
+                if self.settings.enabled.contains(&CheckCode::UP021) {
+                    pyupgrade::plugins::replace_universal_newlines(self, expr, keywords);
                 }
 
                 // flake8-print
@@ -1718,7 +1737,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C401) {
                     if let Some(check) = flake8_comprehensions::checks::unnecessary_generator_set(
                         expr,
@@ -1732,7 +1750,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C402) {
                     if let Some(check) = flake8_comprehensions::checks::unnecessary_generator_dict(
                         expr,
@@ -1746,7 +1763,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C403) {
                     if let Some(check) =
                         flake8_comprehensions::checks::unnecessary_list_comprehension_set(
@@ -1762,7 +1778,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C404) {
                     if let Some(check) =
                         flake8_comprehensions::checks::unnecessary_list_comprehension_dict(
@@ -1778,7 +1793,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C405) {
                     if let Some(check) = flake8_comprehensions::checks::unnecessary_literal_set(
                         expr,
@@ -1792,7 +1806,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C406) {
                     if let Some(check) = flake8_comprehensions::checks::unnecessary_literal_dict(
                         expr,
@@ -1806,7 +1819,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C408) {
                     if let Some(check) = flake8_comprehensions::checks::unnecessary_collection_call(
                         expr,
@@ -1820,7 +1832,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C409) {
                     if let Some(check) =
                         flake8_comprehensions::checks::unnecessary_literal_within_tuple_call(
@@ -1835,7 +1846,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C410) {
                     if let Some(check) =
                         flake8_comprehensions::checks::unnecessary_literal_within_list_call(
@@ -1850,7 +1860,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C411) {
                     if let Some(check) = flake8_comprehensions::checks::unnecessary_list_call(
                         expr,
@@ -1863,7 +1872,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C413) {
                     if let Some(check) =
                         flake8_comprehensions::checks::unnecessary_call_around_sorted(
@@ -1878,7 +1886,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C414) {
                     if let Some(check) =
                         flake8_comprehensions::checks::unnecessary_double_cast_or_process(
@@ -1890,7 +1897,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C415) {
                     if let Some(check) =
                         flake8_comprehensions::checks::unnecessary_subscript_reversal(
@@ -1902,7 +1908,6 @@ where
                         self.add_check(check);
                     };
                 }
-
                 if self.settings.enabled.contains(&CheckCode::C417) {
                     if let Some(check) = flake8_comprehensions::checks::unnecessary_map(
                         func,
@@ -1913,15 +1918,6 @@ where
                     };
                 }
 
-                // pyupgrade
-                if self.settings.enabled.contains(&CheckCode::UP003) {
-                    pyupgrade::plugins::type_of_primitive(self, expr, func, args);
-                }
-
-                if self.settings.enabled.contains(&CheckCode::UP015) {
-                    pyupgrade::plugins::redundant_open_modes(self, expr);
-                }
-
                 // flake8-boolean-trap
                 if self.settings.enabled.contains(&CheckCode::FBT003) {
                     flake8_boolean_trap::plugins::check_boolean_positional_value_in_function_call(
@@ -1952,7 +1948,6 @@ where
                 if self.settings.enabled.contains(&CheckCode::PD002) {
                     self.add_checks(pandas_vet::checks::inplace_argument(keywords).into_iter());
                 }
-
                 for (code, name) in vec![
                     (CheckCode::PD003, "isnull"),
                     (CheckCode::PD004, "notnull"),
@@ -1969,7 +1964,6 @@ where
                         }
                     }
                 }
-
                 if self.settings.enabled.contains(&CheckCode::PD015) {
                     if let Some(check) = pandas_vet::checks::use_of_pd_merge(func) {
                         self.add_check(check);
@@ -2063,6 +2057,14 @@ where
                 if self.settings.enabled.contains(&CheckCode::PLR1722) {
                     pylint::plugins::use_sys_exit(self, func);
                 }
+
+                // ruff
+                if self.settings.enabled.contains(&CheckCode::RUF004) {
+                    self.add_checks(
+                        ruff::checks::keyword_argument_before_star_argument(args, keywords)
+                            .into_iter(),
+                    );
+                }
             }
             ExprKind::Dict { keys, .. } => {
                 let check_repeated_literals = self.settings.enabled.contains(&CheckCode::F601);
@@ -2667,12 +2669,15 @@ where
 
                         self.check_builtin_shadowing(name, excepthandler, false);
 
+                        let name_range =
+                            helpers::excepthandler_name_range(excepthandler, self.locator).unwrap();
+
                         if self.current_scope().values.contains_key(&name.as_str()) {
                             self.handle_node_store(
                                 name,
                                 &Expr::new(
-                                    excepthandler.location,
-                                    excepthandler.end_location.unwrap(),
+                                    name_range.location,
+                                    name_range.end_location,
                                     ExprKind::Name {
                                         id: name.to_string(),
                                         ctx: ExprContext::Store,
@@ -2685,8 +2690,8 @@ where
                         self.handle_node_store(
                             name,
                             &Expr::new(
-                                excepthandler.location,
-                                excepthandler.end_location.unwrap(),
+                                name_range.location,
+                                name_range.end_location,
                                 ExprKind::Name {
                                     id: name.to_string(),
                                     ctx: ExprContext::Store,
@@ -2705,7 +2710,7 @@ where
                                 if self.settings.enabled.contains(&CheckCode::F841) {
                                     self.add_check(Check::new(
                                         CheckKind::UnusedVariable(name.to_string()),
-                                        Range::from_located(excepthandler),
+                                        name_range,
                                     ));
                                 }
                             }
@@ -3865,7 +3870,11 @@ impl<'a> Checker<'a> {
                     || self.settings.enabled.contains(&CheckCode::D416)
                     || self.settings.enabled.contains(&CheckCode::D417)
                 {
-                    pydocstyle::plugins::sections(self, &docstring);
+                    pydocstyle::plugins::sections(
+                        self,
+                        &docstring,
+                        self.settings.pydocstyle.convention.as_ref(),
+                    );
                 }
             }
         }
@@ -3908,16 +3917,26 @@ impl<'a> Checker<'a> {
     }
 }
 
+#[allow(clippy::too_many_arguments)]
 pub fn check_ast(
     python_ast: &Suite,
     locator: &SourceCodeLocator,
+    stylist: &SourceCodeStyleDetector,
     noqa_line_for: &IntMap<usize, usize>,
     settings: &Settings,
     autofix: flags::Autofix,
     noqa: flags::Noqa,
     path: &Path,
 ) -> Vec<Check> {
-    let mut checker = Checker::new(settings, noqa_line_for, autofix, noqa, path, locator);
+    let mut checker = Checker::new(
+        settings,
+        noqa_line_for,
+        autofix,
+        noqa,
+        path,
+        locator,
+        stylist,
+    );
     checker.push_scope(Scope::new(ScopeKind::Module));
     checker.bind_builtins();
 

src/checkers/lines.rs

@@ -55,7 +55,11 @@ pub fn check_lines(
     }
 
     if enforce_no_newline_at_end_of_file {
-        if let Some(check) = no_newline_at_end_of_file(contents) {
+        if let Some(check) = no_newline_at_end_of_file(
+            contents,
+            matches!(autofix, flags::Autofix::Enabled)
+                && settings.fixable.contains(&CheckCode::W292),
+        ) {
             checks.push(check);
         }
     }

src/checkers/noqa.rs

@@ -1,11 +1,13 @@
 //! `NoQA` enforcement and validation.
 
+use std::str::FromStr;
+
 use nohash_hasher::IntMap;
 use rustpython_parser::ast::Location;
 
 use crate::ast::types::Range;
 use crate::autofix::Fix;
-use crate::checks::{Check, CheckCode, CheckKind, CODE_REDIRECTS};
+use crate::checks::{Check, CheckCode, CheckKind, UnusedCodes, CODE_REDIRECTS};
 use crate::noqa;
 use crate::noqa::{is_file_exempt, Directive};
 use crate::settings::{flags, Settings};
@@ -98,18 +100,29 @@ pub fn check_noqa(
                     }
                 }
                 Directive::Codes(spaces, start, end, codes) => {
-                    let mut invalid_codes = vec![];
+                    let mut disabled_codes = vec![];
+                    let mut unknown_codes = vec![];
+                    let mut unmatched_codes = vec![];
                     let mut valid_codes = vec![];
                     let mut self_ignore = false;
                     for code in codes {
                         let code = CODE_REDIRECTS.get(code).map_or(code, AsRef::as_ref);
                         if code == CheckCode::RUF100.as_ref() {
                             self_ignore = true;
+                            break;
+                        }
+
+                        if matches.contains(&code) || settings.external.contains(code) {
+                            valid_codes.push(code);
                         } else {
-                            if matches.contains(&code) || settings.external.contains(code) {
-                                valid_codes.push(code);
+                            if let Ok(check_code) = CheckCode::from_str(code) {
+                                if settings.enabled.contains(&check_code) {
+                                    unmatched_codes.push(code);
+                                } else {
+                                    disabled_codes.push(code);
+                                }
                             } else {
-                                invalid_codes.push(code);
+                                unknown_codes.push(code);
                             }
                         }
                     }
@@ -118,14 +131,25 @@ pub fn check_noqa(
                         continue;
                     }
 
-                    if !invalid_codes.is_empty() {
+                    if !(disabled_codes.is_empty()
+                        && unknown_codes.is_empty()
+                        && unmatched_codes.is_empty())
+                    {
                         let mut check = Check::new(
-                            CheckKind::UnusedNOQA(Some(
-                                invalid_codes
+                            CheckKind::UnusedNOQA(Some(UnusedCodes {
+                                disabled: disabled_codes
                                     .iter()
                                     .map(|code| (*code).to_string())
                                     .collect(),
-                            )),
+                                unknown: unknown_codes
+                                    .iter()
+                                    .map(|code| (*code).to_string())
+                                    .collect(),
+                                unmatched: unmatched_codes
+                                    .iter()
+                                    .map(|code| (*code).to_string())
+                                    .collect(),
+                            })),
                             Range {
                                 location: Location::new(row + 1, start),
                                 end_location: Location::new(row + 1, end),

src/checkers/tokens.rs

@@ -89,7 +89,11 @@ pub fn check_tokens(
         if enforce_invalid_escape_sequence {
             if matches!(tok, Tok::String { .. }) {
                 checks.extend(pycodestyle::checks::invalid_escape_sequence(
-                    locator, start, end,
+                    locator,
+                    start,
+                    end,
+                    matches!(autofix, flags::Autofix::Enabled)
+                        && settings.fixable.contains(&CheckCode::W605),
                 ));
             }
         }

src/checks.rs

@@ -1,5 +1,4 @@
 use std::fmt;
-use std::str::FromStr;
 
 use itertools::Itertools;
 use once_cell::sync::Lazy;
@@ -226,6 +225,10 @@ pub enum CheckCode {
     UP015,
     UP016,
     UP017,
+    UP018,
+    UP019,
+    UP020,
+    UP021,
     // pydocstyle
     D100,
     D101,
@@ -325,6 +328,7 @@ pub enum CheckCode {
     RUF001,
     RUF002,
     RUF003,
+    RUF004,
     RUF100,
     // pygrep-hooks
     PGH001,
@@ -635,6 +639,13 @@ impl fmt::Display for Branch {
     }
 }
 
+#[derive(Debug, PartialEq, Eq, Serialize, Deserialize)]
+pub struct UnusedCodes {
+    pub unknown: Vec<String>,
+    pub disabled: Vec<String>,
+    pub unmatched: Vec<String>,
+}
+
 #[derive(AsRefStr, Debug, PartialEq, Eq, Serialize, Deserialize)]
 pub enum CheckKind {
     // pycodestyle errors
@@ -815,6 +826,7 @@ pub enum CheckKind {
     // pyupgrade
     TypeOfPrimitive(Primitive),
     UselessMetaclassType,
+    TypingTextStrAlias,
     DeprecatedUnittestAlias(String, String),
     UselessObjectInheritance(String),
     UsePEP585Annotation(String),
@@ -829,6 +841,9 @@ pub enum CheckKind {
     RedundantOpenModes,
     RemoveSixCompat,
     DatetimeTimezoneUTC,
+    NativeLiterals,
+    OpenAlias,
+    ReplaceUniversalNewlines,
     // pydocstyle
     BlankLineAfterLastSection(String),
     BlankLineAfterSection(String),
@@ -941,7 +956,8 @@ pub enum CheckKind {
     AmbiguousUnicodeCharacterString(char, char),
     AmbiguousUnicodeCharacterDocstring(char, char),
     AmbiguousUnicodeCharacterComment(char, char),
-    UnusedNOQA(Option<Vec<String>>),
+    KeywordArgumentBeforeStarArgument(String),
+    UnusedNOQA(Option<UnusedCodes>),
     // flake8-datetimez
     CallDatetimeWithoutTzinfo,
     CallDatetimeToday,
@@ -1203,6 +1219,10 @@ impl CheckCode {
             CheckCode::UP015 => CheckKind::RedundantOpenModes,
             CheckCode::UP016 => CheckKind::RemoveSixCompat,
             CheckCode::UP017 => CheckKind::DatetimeTimezoneUTC,
+            CheckCode::UP018 => CheckKind::NativeLiterals,
+            CheckCode::UP019 => CheckKind::TypingTextStrAlias,
+            CheckCode::UP020 => CheckKind::OpenAlias,
+            CheckCode::UP021 => CheckKind::ReplaceUniversalNewlines,
             // pydocstyle
             CheckCode::D100 => CheckKind::PublicModule,
             CheckCode::D101 => CheckKind::PublicClass,
@@ -1342,6 +1362,7 @@ impl CheckCode {
             CheckCode::RUF001 => CheckKind::AmbiguousUnicodeCharacterString('𝐁', 'B'),
             CheckCode::RUF002 => CheckKind::AmbiguousUnicodeCharacterDocstring('𝐁', 'B'),
             CheckCode::RUF003 => CheckKind::AmbiguousUnicodeCharacterComment('𝐁', 'B'),
+            CheckCode::RUF004 => CheckKind::KeywordArgumentBeforeStarArgument("...".to_string()),
             CheckCode::RUF100 => CheckKind::UnusedNOQA(None),
         }
     }
@@ -1594,6 +1615,7 @@ impl CheckCode {
             CheckCode::RUF001 => CheckCategory::Ruff,
             CheckCode::RUF002 => CheckCategory::Ruff,
             CheckCode::RUF003 => CheckCategory::Ruff,
+            CheckCode::RUF004 => CheckCategory::Ruff,
             CheckCode::RUF100 => CheckCategory::Ruff,
             CheckCode::S101 => CheckCategory::Flake8Bandit,
             CheckCode::S102 => CheckCategory::Flake8Bandit,
@@ -1621,6 +1643,10 @@ impl CheckCode {
             CheckCode::UP015 => CheckCategory::Pyupgrade,
             CheckCode::UP016 => CheckCategory::Pyupgrade,
             CheckCode::UP017 => CheckCategory::Pyupgrade,
+            CheckCode::UP018 => CheckCategory::Pyupgrade,
+            CheckCode::UP019 => CheckCategory::Pyupgrade,
+            CheckCode::UP020 => CheckCategory::Pyupgrade,
+            CheckCode::UP021 => CheckCategory::Pyupgrade,
             CheckCode::W292 => CheckCategory::Pycodestyle,
             CheckCode::W605 => CheckCategory::Pycodestyle,
             CheckCode::YTT101 => CheckCategory::Flake82020,
@@ -1642,9 +1668,9 @@ impl CheckKind {
     pub fn code(&self) -> &'static CheckCode {
         match self {
             // pycodestyle errors
-            CheckKind::AmbiguousClassName(_) => &CheckCode::E742,
-            CheckKind::AmbiguousFunctionName(_) => &CheckCode::E743,
-            CheckKind::AmbiguousVariableName(_) => &CheckCode::E741,
+            CheckKind::AmbiguousClassName(..) => &CheckCode::E742,
+            CheckKind::AmbiguousFunctionName(..) => &CheckCode::E743,
+            CheckKind::AmbiguousVariableName(..) => &CheckCode::E741,
             CheckKind::AssertTuple => &CheckCode::F631,
             CheckKind::BreakOutsideLoop => &CheckCode::F701,
             CheckKind::ContinueOutsideLoop => &CheckCode::F702,
@@ -1653,14 +1679,14 @@ impl CheckKind {
             CheckKind::DoNotUseBareExcept => &CheckCode::E722,
             CheckKind::DuplicateArgumentName => &CheckCode::F831,
             CheckKind::FStringMissingPlaceholders => &CheckCode::F541,
-            CheckKind::ForwardAnnotationSyntaxError(_) => &CheckCode::F722,
-            CheckKind::FutureFeatureNotDefined(_) => &CheckCode::F407,
-            CheckKind::IOError(_) => &CheckCode::E902,
+            CheckKind::ForwardAnnotationSyntaxError(..) => &CheckCode::F722,
+            CheckKind::FutureFeatureNotDefined(..) => &CheckCode::F407,
+            CheckKind::IOError(..) => &CheckCode::E902,
             CheckKind::IfTuple => &CheckCode::F634,
             CheckKind::ImportShadowedByLoopVar(..) => &CheckCode::F402,
-            CheckKind::ImportStarNotPermitted(_) => &CheckCode::F406,
+            CheckKind::ImportStarNotPermitted(..) => &CheckCode::F406,
             CheckKind::ImportStarUsage(..) => &CheckCode::F405,
-            CheckKind::ImportStarUsed(_) => &CheckCode::F403,
+            CheckKind::ImportStarUsed(..) => &CheckCode::F403,
             CheckKind::InvalidPrintSyntax => &CheckCode::F633,
             CheckKind::IsLiteral => &CheckCode::F632,
             CheckKind::LateFutureImport => &CheckCode::F404,
@@ -1668,42 +1694,42 @@ impl CheckKind {
             CheckKind::MultipleImportsOnOneLine => &CheckCode::E401,
             CheckKind::ModuleImportNotAtTopOfFile => &CheckCode::E402,
             CheckKind::MultiValueRepeatedKeyLiteral => &CheckCode::F601,
-            CheckKind::MultiValueRepeatedKeyVariable(_) => &CheckCode::F602,
-            CheckKind::NoneComparison(_) => &CheckCode::E711,
+            CheckKind::MultiValueRepeatedKeyVariable(..) => &CheckCode::F602,
+            CheckKind::NoneComparison(..) => &CheckCode::E711,
             CheckKind::NotInTest => &CheckCode::E713,
             CheckKind::NotIsTest => &CheckCode::E714,
             CheckKind::PercentFormatExpectedMapping => &CheckCode::F502,
             CheckKind::PercentFormatExpectedSequence => &CheckCode::F503,
-            CheckKind::PercentFormatExtraNamedArguments(_) => &CheckCode::F504,
-            CheckKind::PercentFormatInvalidFormat(_) => &CheckCode::F501,
-            CheckKind::PercentFormatMissingArgument(_) => &CheckCode::F505,
+            CheckKind::PercentFormatExtraNamedArguments(..) => &CheckCode::F504,
+            CheckKind::PercentFormatInvalidFormat(..) => &CheckCode::F501,
+            CheckKind::PercentFormatMissingArgument(..) => &CheckCode::F505,
             CheckKind::PercentFormatMixedPositionalAndNamed => &CheckCode::F506,
             CheckKind::PercentFormatPositionalCountMismatch(..) => &CheckCode::F507,
             CheckKind::PercentFormatStarRequiresSequence => &CheckCode::F508,
-            CheckKind::PercentFormatUnsupportedFormatCharacter(_) => &CheckCode::F509,
+            CheckKind::PercentFormatUnsupportedFormatCharacter(..) => &CheckCode::F509,
             CheckKind::RaiseNotImplemented => &CheckCode::F901,
             CheckKind::ReturnOutsideFunction => &CheckCode::F706,
-            CheckKind::StringDotFormatExtraNamedArguments(_) => &CheckCode::F522,
-            CheckKind::StringDotFormatExtraPositionalArguments(_) => &CheckCode::F523,
-            CheckKind::StringDotFormatInvalidFormat(_) => &CheckCode::F521,
-            CheckKind::StringDotFormatMissingArguments(_) => &CheckCode::F524,
+            CheckKind::StringDotFormatExtraNamedArguments(..) => &CheckCode::F522,
+            CheckKind::StringDotFormatExtraPositionalArguments(..) => &CheckCode::F523,
+            CheckKind::StringDotFormatInvalidFormat(..) => &CheckCode::F521,
+            CheckKind::StringDotFormatMissingArguments(..) => &CheckCode::F524,
             CheckKind::StringDotFormatMixingAutomatic => &CheckCode::F525,
-            CheckKind::SyntaxError(_) => &CheckCode::E999,
+            CheckKind::SyntaxError(..) => &CheckCode::E999,
             CheckKind::ExpressionsInStarAssignment => &CheckCode::F621,
             CheckKind::TrueFalseComparison(..) => &CheckCode::E712,
             CheckKind::TwoStarredExpressions => &CheckCode::F622,
             CheckKind::TypeComparison => &CheckCode::E721,
-            CheckKind::UndefinedExport(_) => &CheckCode::F822,
-            CheckKind::UndefinedLocal(_) => &CheckCode::F823,
+            CheckKind::UndefinedExport(..) => &CheckCode::F822,
+            CheckKind::UndefinedLocal(..) => &CheckCode::F823,
             CheckKind::RedefinedWhileUnused(..) => &CheckCode::F811,
-            CheckKind::UndefinedName(_) => &CheckCode::F821,
+            CheckKind::UndefinedName(..) => &CheckCode::F821,
             CheckKind::UnusedImport(..) => &CheckCode::F401,
-            CheckKind::UnusedVariable(_) => &CheckCode::F841,
-            CheckKind::UnusedAnnotation(_) => &CheckCode::F842,
-            CheckKind::YieldOutsideFunction(_) => &CheckCode::F704,
+            CheckKind::UnusedVariable(..) => &CheckCode::F841,
+            CheckKind::UnusedAnnotation(..) => &CheckCode::F842,
+            CheckKind::YieldOutsideFunction(..) => &CheckCode::F704,
             // pycodestyle warnings
             CheckKind::NoNewLineAtEndOfFile => &CheckCode::W292,
-            CheckKind::InvalidEscapeSequence(_) => &CheckCode::W605,
+            CheckKind::InvalidEscapeSequence(..) => &CheckCode::W605,
             // pylint
             CheckKind::AwaitOutsideAsync => &CheckCode::PLE1142,
             CheckKind::ConsiderMergingIsinstance(..) => &CheckCode::PLR1701,
@@ -1712,96 +1738,96 @@ impl CheckKind {
             CheckKind::MisplacedComparisonConstant(..) => &CheckCode::PLC2201,
             CheckKind::PropertyWithParameters => &CheckCode::PLR0206,
             CheckKind::UnnecessaryDirectLambdaCall => &CheckCode::PLC3002,
-            CheckKind::UseSysExit(_) => &CheckCode::PLR1722,
+            CheckKind::UseSysExit(..) => &CheckCode::PLR1722,
             CheckKind::NonlocalWithoutBinding(..) => &CheckCode::PLE0117,
             CheckKind::UsedPriorGlobalDeclaration(..) => &CheckCode::PLE0118,
             CheckKind::UselessElseOnLoop => &CheckCode::PLW0120,
             CheckKind::UselessImportAlias => &CheckCode::PLC0414,
             // flake8-builtins
-            CheckKind::BuiltinVariableShadowing(_) => &CheckCode::A001,
-            CheckKind::BuiltinArgumentShadowing(_) => &CheckCode::A002,
-            CheckKind::BuiltinAttributeShadowing(_) => &CheckCode::A003,
+            CheckKind::BuiltinVariableShadowing(..) => &CheckCode::A001,
+            CheckKind::BuiltinArgumentShadowing(..) => &CheckCode::A002,
+            CheckKind::BuiltinAttributeShadowing(..) => &CheckCode::A003,
             // flake8-bugbear
-            CheckKind::AbstractBaseClassWithoutAbstractMethod(_) => &CheckCode::B024,
+            CheckKind::AbstractBaseClassWithoutAbstractMethod(..) => &CheckCode::B024,
             CheckKind::AssignmentToOsEnviron => &CheckCode::B003,
             CheckKind::CachedInstanceMethod => &CheckCode::B019,
             CheckKind::CannotRaiseLiteral => &CheckCode::B016,
             CheckKind::DoNotAssertFalse => &CheckCode::B011,
-            CheckKind::DuplicateHandlerException(_) => &CheckCode::B014,
-            CheckKind::DuplicateTryBlockException(_) => &CheckCode::B025,
-            CheckKind::EmptyMethodWithoutAbstractDecorator(_) => &CheckCode::B027,
+            CheckKind::DuplicateHandlerException(..) => &CheckCode::B014,
+            CheckKind::DuplicateTryBlockException(..) => &CheckCode::B025,
+            CheckKind::EmptyMethodWithoutAbstractDecorator(..) => &CheckCode::B027,
             CheckKind::FStringDocstring => &CheckCode::B021,
-            CheckKind::FunctionCallArgumentDefault(_) => &CheckCode::B008,
-            CheckKind::FunctionUsesLoopVariable(_) => &CheckCode::B023,
+            CheckKind::FunctionCallArgumentDefault(..) => &CheckCode::B008,
+            CheckKind::FunctionUsesLoopVariable(..) => &CheckCode::B023,
             CheckKind::GetAttrWithConstant => &CheckCode::B009,
-            CheckKind::JumpStatementInFinally(_) => &CheckCode::B012,
-            CheckKind::LoopVariableOverridesIterator(_) => &CheckCode::B020,
+            CheckKind::JumpStatementInFinally(..) => &CheckCode::B012,
+            CheckKind::LoopVariableOverridesIterator(..) => &CheckCode::B020,
             CheckKind::MutableArgumentDefault => &CheckCode::B006,
             CheckKind::NoAssertRaisesException => &CheckCode::B017,
             CheckKind::RaiseWithoutFromInsideExcept => &CheckCode::B904,
             CheckKind::ZipWithoutExplicitStrict => &CheckCode::B905,
-            CheckKind::RedundantTupleInExceptionHandler(_) => &CheckCode::B013,
+            CheckKind::RedundantTupleInExceptionHandler(..) => &CheckCode::B013,
             CheckKind::SetAttrWithConstant => &CheckCode::B010,
             CheckKind::StarArgUnpackingAfterKeywordArg => &CheckCode::B026,
             CheckKind::StripWithMultiCharacters => &CheckCode::B005,
             CheckKind::UnaryPrefixIncrement => &CheckCode::B002,
             CheckKind::UnreliableCallableCheck => &CheckCode::B004,
-            CheckKind::UnusedLoopControlVariable(_) => &CheckCode::B007,
+            CheckKind::UnusedLoopControlVariable(..) => &CheckCode::B007,
             CheckKind::UselessComparison => &CheckCode::B015,
             CheckKind::UselessContextlibSuppress => &CheckCode::B022,
             CheckKind::UselessExpression => &CheckCode::B018,
             // flake8-blind-except
-            CheckKind::BlindExcept(_) => &CheckCode::BLE001,
+            CheckKind::BlindExcept(..) => &CheckCode::BLE001,
             // flake8-comprehensions
             CheckKind::UnnecessaryGeneratorList => &CheckCode::C400,
             CheckKind::UnnecessaryGeneratorSet => &CheckCode::C401,
             CheckKind::UnnecessaryGeneratorDict => &CheckCode::C402,
             CheckKind::UnnecessaryListComprehensionSet => &CheckCode::C403,
             CheckKind::UnnecessaryListComprehensionDict => &CheckCode::C404,
-            CheckKind::UnnecessaryLiteralSet(_) => &CheckCode::C405,
-            CheckKind::UnnecessaryLiteralDict(_) => &CheckCode::C406,
-            CheckKind::UnnecessaryCollectionCall(_) => &CheckCode::C408,
+            CheckKind::UnnecessaryLiteralSet(..) => &CheckCode::C405,
+            CheckKind::UnnecessaryLiteralDict(..) => &CheckCode::C406,
+            CheckKind::UnnecessaryCollectionCall(..) => &CheckCode::C408,
             CheckKind::UnnecessaryLiteralWithinTupleCall(..) => &CheckCode::C409,
             CheckKind::UnnecessaryLiteralWithinListCall(..) => &CheckCode::C410,
             CheckKind::UnnecessaryListCall => &CheckCode::C411,
-            CheckKind::UnnecessaryCallAroundSorted(_) => &CheckCode::C413,
+            CheckKind::UnnecessaryCallAroundSorted(..) => &CheckCode::C413,
             CheckKind::UnnecessaryDoubleCastOrProcess(..) => &CheckCode::C414,
-            CheckKind::UnnecessarySubscriptReversal(_) => &CheckCode::C415,
+            CheckKind::UnnecessarySubscriptReversal(..) => &CheckCode::C415,
             CheckKind::UnnecessaryComprehension(..) => &CheckCode::C416,
-            CheckKind::UnnecessaryMap(_) => &CheckCode::C417,
+            CheckKind::UnnecessaryMap(..) => &CheckCode::C417,
             // flake8-debugger
-            CheckKind::Debugger(_) => &CheckCode::T100,
+            CheckKind::Debugger(..) => &CheckCode::T100,
             // flake8-tidy-imports
-            CheckKind::BannedRelativeImport(_) => &CheckCode::TID252,
+            CheckKind::BannedRelativeImport(..) => &CheckCode::TID252,
             // flake8-return
             CheckKind::UnnecessaryReturnNone => &CheckCode::RET501,
             CheckKind::ImplicitReturnValue => &CheckCode::RET502,
             CheckKind::ImplicitReturn => &CheckCode::RET503,
             CheckKind::UnnecessaryAssign => &CheckCode::RET504,
-            CheckKind::SuperfluousElseReturn(_) => &CheckCode::RET505,
-            CheckKind::SuperfluousElseRaise(_) => &CheckCode::RET506,
-            CheckKind::SuperfluousElseContinue(_) => &CheckCode::RET507,
-            CheckKind::SuperfluousElseBreak(_) => &CheckCode::RET508,
+            CheckKind::SuperfluousElseReturn(..) => &CheckCode::RET505,
+            CheckKind::SuperfluousElseRaise(..) => &CheckCode::RET506,
+            CheckKind::SuperfluousElseContinue(..) => &CheckCode::RET507,
+            CheckKind::SuperfluousElseBreak(..) => &CheckCode::RET508,
             // flake8-print
             CheckKind::PrintFound => &CheckCode::T201,
             CheckKind::PPrintFound => &CheckCode::T203,
             // flake8-quotes
-            CheckKind::BadQuotesInlineString(_) => &CheckCode::Q000,
-            CheckKind::BadQuotesMultilineString(_) => &CheckCode::Q001,
-            CheckKind::BadQuotesDocstring(_) => &CheckCode::Q002,
+            CheckKind::BadQuotesInlineString(..) => &CheckCode::Q000,
+            CheckKind::BadQuotesMultilineString(..) => &CheckCode::Q001,
+            CheckKind::BadQuotesDocstring(..) => &CheckCode::Q002,
             CheckKind::AvoidQuoteEscape => &CheckCode::Q003,
             // flake8-annotations
-            CheckKind::MissingTypeFunctionArgument(_) => &CheckCode::ANN001,
-            CheckKind::MissingTypeArgs(_) => &CheckCode::ANN002,
-            CheckKind::MissingTypeKwargs(_) => &CheckCode::ANN003,
-            CheckKind::MissingTypeSelf(_) => &CheckCode::ANN101,
-            CheckKind::MissingTypeCls(_) => &CheckCode::ANN102,
-            CheckKind::MissingReturnTypePublicFunction(_) => &CheckCode::ANN201,
-            CheckKind::MissingReturnTypePrivateFunction(_) => &CheckCode::ANN202,
-            CheckKind::MissingReturnTypeSpecialMethod(_) => &CheckCode::ANN204,
-            CheckKind::MissingReturnTypeStaticMethod(_) => &CheckCode::ANN205,
-            CheckKind::MissingReturnTypeClassMethod(_) => &CheckCode::ANN206,
-            CheckKind::DynamicallyTypedExpression(_) => &CheckCode::ANN401,
+            CheckKind::MissingTypeFunctionArgument(..) => &CheckCode::ANN001,
+            CheckKind::MissingTypeArgs(..) => &CheckCode::ANN002,
+            CheckKind::MissingTypeKwargs(..) => &CheckCode::ANN003,
+            CheckKind::MissingTypeSelf(..) => &CheckCode::ANN101,
+            CheckKind::MissingTypeCls(..) => &CheckCode::ANN102,
+            CheckKind::MissingReturnTypePublicFunction(..) => &CheckCode::ANN201,
+            CheckKind::MissingReturnTypePrivateFunction(..) => &CheckCode::ANN202,
+            CheckKind::MissingReturnTypeSpecialMethod(..) => &CheckCode::ANN204,
+            CheckKind::MissingReturnTypeStaticMethod(..) => &CheckCode::ANN205,
+            CheckKind::MissingReturnTypeClassMethod(..) => &CheckCode::ANN206,
+            CheckKind::DynamicallyTypedExpression(..) => &CheckCode::ANN401,
             // flake8-2020
             CheckKind::SysVersionSlice3Referenced => &CheckCode::YTT101,
             CheckKind::SysVersion2Referenced => &CheckCode::YTT102,
@@ -1816,29 +1842,33 @@ impl CheckKind {
             // flake8-simplify
             CheckKind::KeyInDict(..) => &CheckCode::SIM118,
             // pyupgrade
-            CheckKind::TypeOfPrimitive(_) => &CheckCode::UP003,
+            CheckKind::TypeOfPrimitive(..) => &CheckCode::UP003,
             CheckKind::UselessMetaclassType => &CheckCode::UP001,
             CheckKind::DeprecatedUnittestAlias(..) => &CheckCode::UP005,
-            CheckKind::UsePEP585Annotation(_) => &CheckCode::UP006,
+            CheckKind::UsePEP585Annotation(..) => &CheckCode::UP006,
             CheckKind::UsePEP604Annotation => &CheckCode::UP007,
-            CheckKind::UselessObjectInheritance(_) => &CheckCode::UP004,
+            CheckKind::UselessObjectInheritance(..) => &CheckCode::UP004,
             CheckKind::SuperCallWithParameters => &CheckCode::UP008,
             CheckKind::PEP3120UnnecessaryCodingComment => &CheckCode::UP009,
-            CheckKind::UnnecessaryFutureImport(_) => &CheckCode::UP010,
+            CheckKind::UnnecessaryFutureImport(..) => &CheckCode::UP010,
             CheckKind::UnnecessaryLRUCacheParams => &CheckCode::UP011,
             CheckKind::UnnecessaryEncodeUTF8 => &CheckCode::UP012,
-            CheckKind::ConvertTypedDictFunctionalToClass(_) => &CheckCode::UP013,
-            CheckKind::ConvertNamedTupleFunctionalToClass(_) => &CheckCode::UP014,
+            CheckKind::ConvertTypedDictFunctionalToClass(..) => &CheckCode::UP013,
+            CheckKind::ConvertNamedTupleFunctionalToClass(..) => &CheckCode::UP014,
             CheckKind::RedundantOpenModes => &CheckCode::UP015,
             CheckKind::RemoveSixCompat => &CheckCode::UP016,
             CheckKind::DatetimeTimezoneUTC => &CheckCode::UP017,
+            CheckKind::NativeLiterals => &CheckCode::UP018,
+            CheckKind::TypingTextStrAlias => &CheckCode::UP019,
+            CheckKind::OpenAlias => &CheckCode::UP020,
+            CheckKind::ReplaceUniversalNewlines => &CheckCode::UP021,
             // pydocstyle
-            CheckKind::BlankLineAfterLastSection(_) => &CheckCode::D413,
-            CheckKind::BlankLineAfterSection(_) => &CheckCode::D410,
-            CheckKind::BlankLineBeforeSection(_) => &CheckCode::D411,
-            CheckKind::CapitalizeSectionName(_) => &CheckCode::D405,
-            CheckKind::DashedUnderlineAfterSection(_) => &CheckCode::D407,
-            CheckKind::DocumentAllArguments(_) => &CheckCode::D417,
+            CheckKind::BlankLineAfterLastSection(..) => &CheckCode::D413,
+            CheckKind::BlankLineAfterSection(..) => &CheckCode::D410,
+            CheckKind::BlankLineBeforeSection(..) => &CheckCode::D411,
+            CheckKind::CapitalizeSectionName(..) => &CheckCode::D405,
+            CheckKind::DashedUnderlineAfterSection(..) => &CheckCode::D407,
+            CheckKind::DocumentAllArguments(..) => &CheckCode::D417,
             CheckKind::EndsInPeriod => &CheckCode::D400,
             CheckKind::EndsInPunctuation => &CheckCode::D415,
             CheckKind::FirstLineCapitalized => &CheckCode::D403,
@@ -1848,21 +1878,21 @@ impl CheckKind {
             CheckKind::MultiLineSummaryFirstLine => &CheckCode::D212,
             CheckKind::MultiLineSummarySecondLine => &CheckCode::D213,
             CheckKind::NewLineAfterLastParagraph => &CheckCode::D209,
-            CheckKind::NewLineAfterSectionName(_) => &CheckCode::D406,
-            CheckKind::NoBlankLineAfterFunction(_) => &CheckCode::D202,
+            CheckKind::NewLineAfterSectionName(..) => &CheckCode::D406,
+            CheckKind::NoBlankLineAfterFunction(..) => &CheckCode::D202,
             CheckKind::BlankLineAfterSummary => &CheckCode::D205,
-            CheckKind::NoBlankLineBeforeClass(_) => &CheckCode::D211,
-            CheckKind::NoBlankLineBeforeFunction(_) => &CheckCode::D201,
-            CheckKind::NoBlankLinesBetweenHeaderAndContent(_) => &CheckCode::D412,
+            CheckKind::NoBlankLineBeforeClass(..) => &CheckCode::D211,
+            CheckKind::NoBlankLineBeforeFunction(..) => &CheckCode::D201,
+            CheckKind::NoBlankLinesBetweenHeaderAndContent(..) => &CheckCode::D412,
             CheckKind::NoOverIndentation => &CheckCode::D208,
             CheckKind::NoSignature => &CheckCode::D402,
             CheckKind::NoSurroundingWhitespace => &CheckCode::D210,
             CheckKind::NoThisPrefix => &CheckCode::D404,
             CheckKind::NoUnderIndentation => &CheckCode::D207,
             CheckKind::NonEmpty => &CheckCode::D419,
-            CheckKind::NonEmptySection(_) => &CheckCode::D414,
-            CheckKind::OneBlankLineAfterClass(_) => &CheckCode::D204,
-            CheckKind::OneBlankLineBeforeClass(_) => &CheckCode::D203,
+            CheckKind::NonEmptySection(..) => &CheckCode::D414,
+            CheckKind::OneBlankLineAfterClass(..) => &CheckCode::D204,
+            CheckKind::OneBlankLineBeforeClass(..) => &CheckCode::D203,
             CheckKind::PublicClass => &CheckCode::D101,
             CheckKind::PublicFunction => &CheckCode::D103,
             CheckKind::PublicInit => &CheckCode::D107,
@@ -1870,18 +1900,18 @@ impl CheckKind {
             CheckKind::PublicModule => &CheckCode::D100,
             CheckKind::PublicNestedClass => &CheckCode::D106,
             CheckKind::PublicPackage => &CheckCode::D104,
-            CheckKind::SectionNameEndsInColon(_) => &CheckCode::D416,
-            CheckKind::SectionNotOverIndented(_) => &CheckCode::D214,
-            CheckKind::SectionUnderlineAfterName(_) => &CheckCode::D408,
-            CheckKind::SectionUnderlineMatchesSectionLength(_) => &CheckCode::D409,
-            CheckKind::SectionUnderlineNotOverIndented(_) => &CheckCode::D215,
+            CheckKind::SectionNameEndsInColon(..) => &CheckCode::D416,
+            CheckKind::SectionNotOverIndented(..) => &CheckCode::D214,
+            CheckKind::SectionUnderlineAfterName(..) => &CheckCode::D408,
+            CheckKind::SectionUnderlineMatchesSectionLength(..) => &CheckCode::D409,
+            CheckKind::SectionUnderlineNotOverIndented(..) => &CheckCode::D215,
             CheckKind::SkipDocstring => &CheckCode::D418,
             CheckKind::UsesRPrefixForBackslashedContent => &CheckCode::D301,
             CheckKind::UsesTripleQuotes => &CheckCode::D300,
             // pep8-naming
-            CheckKind::InvalidClassName(_) => &CheckCode::N801,
-            CheckKind::InvalidFunctionName(_) => &CheckCode::N802,
-            CheckKind::InvalidArgumentName(_) => &CheckCode::N803,
+            CheckKind::InvalidClassName(..) => &CheckCode::N801,
+            CheckKind::InvalidFunctionName(..) => &CheckCode::N802,
+            CheckKind::InvalidArgumentName(..) => &CheckCode::N803,
             CheckKind::InvalidFirstArgumentNameForClassMethod => &CheckCode::N804,
             CheckKind::InvalidFirstArgumentNameForMethod => &CheckCode::N805,
             CheckKind::NonLowercaseVariableInFunction(..) => &CheckCode::N806,
@@ -1954,7 +1984,8 @@ impl CheckKind {
             CheckKind::AmbiguousUnicodeCharacterString(..) => &CheckCode::RUF001,
             CheckKind::AmbiguousUnicodeCharacterDocstring(..) => &CheckCode::RUF002,
             CheckKind::AmbiguousUnicodeCharacterComment(..) => &CheckCode::RUF003,
-            CheckKind::UnusedNOQA(_) => &CheckCode::RUF100,
+            CheckKind::KeywordArgumentBeforeStarArgument(..) => &CheckCode::RUF004,
+            CheckKind::UnusedNOQA(..) => &CheckCode::RUF100,
         }
     }
 
@@ -2522,8 +2553,9 @@ impl CheckKind {
                 format!("Use `{}` instead of `type(...)`", primitive.builtin())
             }
             CheckKind::UselessMetaclassType => "`__metaclass__ = type` is implied".to_string(),
+            CheckKind::TypingTextStrAlias => "`typing.Text` is deprecated, use `str`".to_string(),
             CheckKind::DeprecatedUnittestAlias(alias, target) => {
-                format!("`{alias}` is deprecated, use `{target}` instead")
+                format!("`{alias}` is deprecated, use `{target}`")
             }
             CheckKind::UselessObjectInheritance(name) => {
                 format!("Class `{name}` inherits from object")
@@ -2555,9 +2587,14 @@ impl CheckKind {
             CheckKind::RedundantOpenModes => "Unnecessary open mode parameters".to_string(),
             CheckKind::RemoveSixCompat => "Unnecessary `six` compatibility usage".to_string(),
             CheckKind::DatetimeTimezoneUTC => "Use `datetime.UTC` alias".to_string(),
+            CheckKind::NativeLiterals => "Unnecessary call to `str` and `bytes`".to_string(),
+            CheckKind::OpenAlias => "Use builtin `open`".to_string(),
             CheckKind::ConvertTypedDictFunctionalToClass(name) => {
                 format!("Convert `{name}` from `TypedDict` functional to class syntax")
             }
+            CheckKind::ReplaceUniversalNewlines => {
+                "`universal_newlines` is deprecated, use `text`".to_string()
+            }
             CheckKind::ConvertNamedTupleFunctionalToClass(name) => {
                 format!("Convert `{name}` from `NamedTuple` functional to class syntax")
             }
@@ -2599,13 +2636,13 @@ impl CheckKind {
             CheckKind::NoBlankLineAfterFunction(num_lines) => {
                 format!("No blank lines allowed after function docstring (found {num_lines})")
             }
-            CheckKind::NoBlankLineBeforeClass(_) => {
+            CheckKind::NoBlankLineBeforeClass(..) => {
                 "No blank lines allowed before class docstring".to_string()
             }
-            CheckKind::OneBlankLineBeforeClass(_) => {
+            CheckKind::OneBlankLineBeforeClass(..) => {
                 "1 blank line required before class docstring".to_string()
             }
-            CheckKind::OneBlankLineAfterClass(_) => {
+            CheckKind::OneBlankLineAfterClass(..) => {
                 "1 blank line required after class docstring".to_string()
             }
             CheckKind::PublicModule => "Missing docstring in public module".to_string(),
@@ -2850,20 +2887,48 @@ impl CheckKind {
                      '{representant}'?)"
                 )
             }
+            CheckKind::KeywordArgumentBeforeStarArgument(name) => {
+                format!("Keyword argument `{name}` must come after starred arguments")
+            }
             CheckKind::UnusedNOQA(codes) => match codes {
-                None => "Unused `noqa` directive".to_string(),
+                None => "Unused blanket `noqa` directive".to_string(),
                 Some(codes) => {
-                    let codes = codes
-                        .iter()
-                        .map(|code| {
-                            if CheckCode::from_str(code).is_ok() {
-                                code.to_string()
-                            } else {
-                                format!("{code} (not implemented)")
-                            }
-                        })
-                        .join(", ");
-                    format!("Unused `noqa` directive for: {codes}")
+                    let mut codes_by_reason = vec![];
+                    if !codes.unmatched.is_empty() {
+                        codes_by_reason.push(format!(
+                            "unused: {}",
+                            codes
+                                .unmatched
+                                .iter()
+                                .map(|code| format!("`{code}`"))
+                                .join(", ")
+                        ));
+                    }
+                    if !codes.disabled.is_empty() {
+                        codes_by_reason.push(format!(
+                            "non-enabled: {}",
+                            codes
+                                .disabled
+                                .iter()
+                                .map(|code| format!("`{code}`"))
+                                .join(", ")
+                        ));
+                    }
+                    if !codes.unknown.is_empty() {
+                        codes_by_reason.push(format!(
+                            "unknown: {}",
+                            codes
+                                .unknown
+                                .iter()
+                                .map(|code| format!("`{code}`"))
+                                .join(", ")
+                        ));
+                    }
+                    if codes_by_reason.is_empty() {
+                        "Unused `noqa` directive".to_string()
+                    } else {
+                        format!("Unused `noqa` directive ({})", codes_by_reason.join("; "))
+                    }
                 }
             },
             // flake8-datetimez
@@ -2956,6 +3021,7 @@ impl CheckKind {
                 | CheckKind::ConvertNamedTupleFunctionalToClass(..)
                 | CheckKind::ConvertTypedDictFunctionalToClass(..)
                 | CheckKind::DashedUnderlineAfterSection(..)
+                | CheckKind::DatetimeTimezoneUTC
                 | CheckKind::DeprecatedUnittestAlias(..)
                 | CheckKind::DoNotAssertFalse
                 | CheckKind::DoNotAssignLambda
@@ -2965,16 +3031,21 @@ impl CheckKind {
                 | CheckKind::GetAttrWithConstant
                 | CheckKind::ImplicitReturn
                 | CheckKind::ImplicitReturnValue
+                | CheckKind::InvalidEscapeSequence(..)
                 | CheckKind::IsLiteral
                 | CheckKind::KeyInDict(..)
                 | CheckKind::MisplacedComparisonConstant(..)
                 | CheckKind::MissingReturnTypeSpecialMethod(..)
+                | CheckKind::NativeLiterals
+                | CheckKind::OpenAlias
                 | CheckKind::NewLineAfterLastParagraph
+                | CheckKind::ReplaceUniversalNewlines
                 | CheckKind::NewLineAfterSectionName(..)
                 | CheckKind::NoBlankLineAfterFunction(..)
                 | CheckKind::NoBlankLineBeforeClass(..)
                 | CheckKind::NoBlankLineBeforeFunction(..)
                 | CheckKind::NoBlankLinesBetweenHeaderAndContent(..)
+                | CheckKind::NoNewLineAtEndOfFile
                 | CheckKind::NoOverIndentation
                 | CheckKind::NoSurroundingWhitespace
                 | CheckKind::NoUnderIndentation
@@ -2991,7 +3062,6 @@ impl CheckKind {
                 | CheckKind::RedundantOpenModes
                 | CheckKind::RedundantTupleInExceptionHandler(..)
                 | CheckKind::RemoveSixCompat
-                | CheckKind::DatetimeTimezoneUTC
                 | CheckKind::SectionNameEndsInColon(..)
                 | CheckKind::SectionNotOverIndented(..)
                 | CheckKind::SectionUnderlineAfterName(..)
@@ -3002,6 +3072,7 @@ impl CheckKind {
                 | CheckKind::SuperCallWithParameters
                 | CheckKind::TrueFalseComparison(..)
                 | CheckKind::TypeOfPrimitive(..)
+                | CheckKind::TypingTextStrAlias
                 | CheckKind::UnnecessaryCallAroundSorted(..)
                 | CheckKind::UnnecessaryCollectionCall(..)
                 | CheckKind::UnnecessaryComprehension(..)
@@ -3076,6 +3147,7 @@ pub static PREFIX_REDIRECTS: Lazy<FxHashMap<&'static str, CheckCodePrefix>> = La
         ("U015", CheckCodePrefix::UP015),
         ("U016", CheckCodePrefix::UP016),
         ("U017", CheckCodePrefix::UP017),
+        ("U019", CheckCodePrefix::UP019),
         // TODO(charlie): Remove by 2023-02-01.
         ("I252", CheckCodePrefix::TID252),
         ("M001", CheckCodePrefix::RUF100),
@@ -3151,6 +3223,7 @@ pub static CODE_REDIRECTS: Lazy<FxHashMap<&'static str, CheckCode>> = Lazy::new(
         ("U015", CheckCode::UP015),
         ("U016", CheckCode::UP016),
         ("U017", CheckCode::UP017),
+        ("U019", CheckCode::UP019),
         // TODO(charlie): Remove by 2023-02-01.
         ("I252", CheckCode::TID252),
         ("M001", CheckCode::RUF100),

src/checks_gen.rs

@@ -1,6 +1,7 @@
 //! File automatically generated by `examples/generate_check_code_prefix.rs`.
 
 use colored::Colorize;
+use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 use strum_macros::{AsRefStr, EnumString};
 
@@ -8,7 +9,17 @@ use crate::checks::CheckCode;
 use crate::one_time_warning;
 
 #[derive(
-    EnumString, AsRefStr, Debug, PartialEq, Eq, PartialOrd, Ord, Clone, Serialize, Deserialize,
+    EnumString,
+    AsRefStr,
+    Debug,
+    PartialEq,
+    Eq,
+    PartialOrd,
+    Ord,
+    Clone,
+    Serialize,
+    Deserialize,
+    JsonSchema,
 )]
 pub enum CheckCodePrefix {
     A,
@@ -17,6 +28,7 @@ pub enum CheckCodePrefix {
     A001,
     A002,
     A003,
+    ALL,
     ANN,
     ANN0,
     ANN00,
@@ -445,6 +457,7 @@ pub enum CheckCodePrefix {
     RUF001,
     RUF002,
     RUF003,
+    RUF004,
     RUF1,
     RUF10,
     RUF100,
@@ -493,6 +506,7 @@ pub enum CheckCodePrefix {
     U015,
     U016,
     U017,
+    U019,
     UP,
     UP0,
     UP00,
@@ -513,6 +527,11 @@ pub enum CheckCodePrefix {
     UP015,
     UP016,
     UP017,
+    UP018,
+    UP019,
+    UP02,
+    UP020,
+    UP021,
     W,
     W2,
     W29,
@@ -541,6 +560,7 @@ pub enum CheckCodePrefix {
 
 #[derive(PartialEq, Eq, PartialOrd, Ord)]
 pub enum SuffixLength {
+    None,
     Zero,
     One,
     Two,
@@ -558,6 +578,297 @@ impl CheckCodePrefix {
             CheckCodePrefix::A001 => vec![CheckCode::A001],
             CheckCodePrefix::A002 => vec![CheckCode::A002],
             CheckCodePrefix::A003 => vec![CheckCode::A003],
+            CheckCodePrefix::ALL => vec![
+                CheckCode::E401,
+                CheckCode::E402,
+                CheckCode::E501,
+                CheckCode::E711,
+                CheckCode::E712,
+                CheckCode::E713,
+                CheckCode::E714,
+                CheckCode::E721,
+                CheckCode::E722,
+                CheckCode::E731,
+                CheckCode::E741,
+                CheckCode::E742,
+                CheckCode::E743,
+                CheckCode::E902,
+                CheckCode::E999,
+                CheckCode::W292,
+                CheckCode::W605,
+                CheckCode::F401,
+                CheckCode::F402,
+                CheckCode::F403,
+                CheckCode::F404,
+                CheckCode::F405,
+                CheckCode::F406,
+                CheckCode::F407,
+                CheckCode::F501,
+                CheckCode::F502,
+                CheckCode::F503,
+                CheckCode::F504,
+                CheckCode::F505,
+                CheckCode::F506,
+                CheckCode::F507,
+                CheckCode::F508,
+                CheckCode::F509,
+                CheckCode::F521,
+                CheckCode::F522,
+                CheckCode::F523,
+                CheckCode::F524,
+                CheckCode::F525,
+                CheckCode::F541,
+                CheckCode::F601,
+                CheckCode::F602,
+                CheckCode::F621,
+                CheckCode::F622,
+                CheckCode::F631,
+                CheckCode::F632,
+                CheckCode::F633,
+                CheckCode::F634,
+                CheckCode::F701,
+                CheckCode::F702,
+                CheckCode::F704,
+                CheckCode::F706,
+                CheckCode::F707,
+                CheckCode::F722,
+                CheckCode::F811,
+                CheckCode::F821,
+                CheckCode::F822,
+                CheckCode::F823,
+                CheckCode::F831,
+                CheckCode::F841,
+                CheckCode::F842,
+                CheckCode::F901,
+                CheckCode::PLC0414,
+                CheckCode::PLC2201,
+                CheckCode::PLC3002,
+                CheckCode::PLE0117,
+                CheckCode::PLE0118,
+                CheckCode::PLE1142,
+                CheckCode::PLR0206,
+                CheckCode::PLR0402,
+                CheckCode::PLR1701,
+                CheckCode::PLR1722,
+                CheckCode::PLW0120,
+                CheckCode::PLW0602,
+                CheckCode::A001,
+                CheckCode::A002,
+                CheckCode::A003,
+                CheckCode::B002,
+                CheckCode::B003,
+                CheckCode::B004,
+                CheckCode::B005,
+                CheckCode::B006,
+                CheckCode::B007,
+                CheckCode::B008,
+                CheckCode::B009,
+                CheckCode::B010,
+                CheckCode::B011,
+                CheckCode::B012,
+                CheckCode::B013,
+                CheckCode::B014,
+                CheckCode::B015,
+                CheckCode::B016,
+                CheckCode::B017,
+                CheckCode::B018,
+                CheckCode::B019,
+                CheckCode::B020,
+                CheckCode::B021,
+                CheckCode::B022,
+                CheckCode::B023,
+                CheckCode::B024,
+                CheckCode::B025,
+                CheckCode::B026,
+                CheckCode::B027,
+                CheckCode::B904,
+                CheckCode::B905,
+                CheckCode::BLE001,
+                CheckCode::C400,
+                CheckCode::C401,
+                CheckCode::C402,
+                CheckCode::C403,
+                CheckCode::C404,
+                CheckCode::C405,
+                CheckCode::C406,
+                CheckCode::C408,
+                CheckCode::C409,
+                CheckCode::C410,
+                CheckCode::C411,
+                CheckCode::C413,
+                CheckCode::C414,
+                CheckCode::C415,
+                CheckCode::C416,
+                CheckCode::C417,
+                CheckCode::T100,
+                CheckCode::C901,
+                CheckCode::TID252,
+                CheckCode::RET501,
+                CheckCode::RET502,
+                CheckCode::RET503,
+                CheckCode::RET504,
+                CheckCode::RET505,
+                CheckCode::RET506,
+                CheckCode::RET507,
+                CheckCode::RET508,
+                CheckCode::T201,
+                CheckCode::T203,
+                CheckCode::Q000,
+                CheckCode::Q001,
+                CheckCode::Q002,
+                CheckCode::Q003,
+                CheckCode::ANN001,
+                CheckCode::ANN002,
+                CheckCode::ANN003,
+                CheckCode::ANN101,
+                CheckCode::ANN102,
+                CheckCode::ANN201,
+                CheckCode::ANN202,
+                CheckCode::ANN204,
+                CheckCode::ANN205,
+                CheckCode::ANN206,
+                CheckCode::ANN401,
+                CheckCode::YTT101,
+                CheckCode::YTT102,
+                CheckCode::YTT103,
+                CheckCode::YTT201,
+                CheckCode::YTT202,
+                CheckCode::YTT203,
+                CheckCode::YTT204,
+                CheckCode::YTT301,
+                CheckCode::YTT302,
+                CheckCode::YTT303,
+                CheckCode::SIM118,
+                CheckCode::UP001,
+                CheckCode::UP003,
+                CheckCode::UP004,
+                CheckCode::UP005,
+                CheckCode::UP006,
+                CheckCode::UP007,
+                CheckCode::UP008,
+                CheckCode::UP009,
+                CheckCode::UP010,
+                CheckCode::UP011,
+                CheckCode::UP012,
+                CheckCode::UP013,
+                CheckCode::UP014,
+                CheckCode::UP015,
+                CheckCode::UP016,
+                CheckCode::UP017,
+                CheckCode::UP018,
+                CheckCode::UP019,
+                CheckCode::UP020,
+                CheckCode::UP021,
+                CheckCode::D100,
+                CheckCode::D101,
+                CheckCode::D102,
+                CheckCode::D103,
+                CheckCode::D104,
+                CheckCode::D105,
+                CheckCode::D106,
+                CheckCode::D107,
+                CheckCode::D200,
+                CheckCode::D201,
+                CheckCode::D202,
+                CheckCode::D203,
+                CheckCode::D204,
+                CheckCode::D205,
+                CheckCode::D206,
+                CheckCode::D207,
+                CheckCode::D208,
+                CheckCode::D209,
+                CheckCode::D210,
+                CheckCode::D211,
+                CheckCode::D212,
+                CheckCode::D213,
+                CheckCode::D214,
+                CheckCode::D215,
+                CheckCode::D300,
+                CheckCode::D301,
+                CheckCode::D400,
+                CheckCode::D402,
+                CheckCode::D403,
+                CheckCode::D404,
+                CheckCode::D405,
+                CheckCode::D406,
+                CheckCode::D407,
+                CheckCode::D408,
+                CheckCode::D409,
+                CheckCode::D410,
+                CheckCode::D411,
+                CheckCode::D412,
+                CheckCode::D413,
+                CheckCode::D414,
+                CheckCode::D415,
+                CheckCode::D416,
+                CheckCode::D417,
+                CheckCode::D418,
+                CheckCode::D419,
+                CheckCode::N801,
+                CheckCode::N802,
+                CheckCode::N803,
+                CheckCode::N804,
+                CheckCode::N805,
+                CheckCode::N806,
+                CheckCode::N807,
+                CheckCode::N811,
+                CheckCode::N812,
+                CheckCode::N813,
+                CheckCode::N814,
+                CheckCode::N815,
+                CheckCode::N816,
+                CheckCode::N817,
+                CheckCode::N818,
+                CheckCode::I001,
+                CheckCode::ERA001,
+                CheckCode::S101,
+                CheckCode::S102,
+                CheckCode::S104,
+                CheckCode::S105,
+                CheckCode::S106,
+                CheckCode::S107,
+                CheckCode::FBT001,
+                CheckCode::FBT002,
+                CheckCode::FBT003,
+                CheckCode::ARG001,
+                CheckCode::ARG002,
+                CheckCode::ARG003,
+                CheckCode::ARG004,
+                CheckCode::ARG005,
+                CheckCode::ICN001,
+                CheckCode::DTZ001,
+                CheckCode::DTZ002,
+                CheckCode::DTZ003,
+                CheckCode::DTZ004,
+                CheckCode::DTZ005,
+                CheckCode::DTZ006,
+                CheckCode::DTZ007,
+                CheckCode::DTZ011,
+                CheckCode::DTZ012,
+                CheckCode::RUF001,
+                CheckCode::RUF002,
+                CheckCode::RUF003,
+                CheckCode::RUF004,
+                CheckCode::RUF100,
+                CheckCode::PGH001,
+                CheckCode::PGH002,
+                CheckCode::PGH003,
+                CheckCode::PD002,
+                CheckCode::PD003,
+                CheckCode::PD004,
+                CheckCode::PD007,
+                CheckCode::PD008,
+                CheckCode::PD009,
+                CheckCode::PD010,
+                CheckCode::PD011,
+                CheckCode::PD012,
+                CheckCode::PD013,
+                CheckCode::PD015,
+                CheckCode::PD901,
+                CheckCode::EM101,
+                CheckCode::EM102,
+                CheckCode::EM103,
+            ],
             CheckCodePrefix::ANN => vec![
                 CheckCode::ANN001,
                 CheckCode::ANN002,
@@ -2008,13 +2319,25 @@ impl CheckCodePrefix {
                 CheckCode::RUF001,
                 CheckCode::RUF002,
                 CheckCode::RUF003,
+                CheckCode::RUF004,
                 CheckCode::RUF100,
             ],
-            CheckCodePrefix::RUF0 => vec![CheckCode::RUF001, CheckCode::RUF002, CheckCode::RUF003],
-            CheckCodePrefix::RUF00 => vec![CheckCode::RUF001, CheckCode::RUF002, CheckCode::RUF003],
+            CheckCodePrefix::RUF0 => vec![
+                CheckCode::RUF001,
+                CheckCode::RUF002,
+                CheckCode::RUF003,
+                CheckCode::RUF004,
+            ],
+            CheckCodePrefix::RUF00 => vec![
+                CheckCode::RUF001,
+                CheckCode::RUF002,
+                CheckCode::RUF003,
+                CheckCode::RUF004,
+            ],
             CheckCodePrefix::RUF001 => vec![CheckCode::RUF001],
             CheckCodePrefix::RUF002 => vec![CheckCode::RUF002],
             CheckCodePrefix::RUF003 => vec![CheckCode::RUF003],
+            CheckCodePrefix::RUF004 => vec![CheckCode::RUF004],
             CheckCodePrefix::RUF1 => vec![CheckCode::RUF100],
             CheckCodePrefix::RUF10 => vec![CheckCode::RUF100],
             CheckCodePrefix::RUF100 => vec![CheckCode::RUF100],
@@ -2088,6 +2411,10 @@ impl CheckCodePrefix {
                     CheckCode::UP015,
                     CheckCode::UP016,
                     CheckCode::UP017,
+                    CheckCode::UP018,
+                    CheckCode::UP019,
+                    CheckCode::UP020,
+                    CheckCode::UP021,
                 ]
             }
             CheckCodePrefix::U0 => {
@@ -2114,6 +2441,10 @@ impl CheckCodePrefix {
                     CheckCode::UP015,
                     CheckCode::UP016,
                     CheckCode::UP017,
+                    CheckCode::UP018,
+                    CheckCode::UP019,
+                    CheckCode::UP020,
+                    CheckCode::UP021,
                 ]
             }
             CheckCodePrefix::U00 => {
@@ -2222,6 +2553,8 @@ impl CheckCodePrefix {
                     CheckCode::UP015,
                     CheckCode::UP016,
                     CheckCode::UP017,
+                    CheckCode::UP018,
+                    CheckCode::UP019,
                 ]
             }
             CheckCodePrefix::U010 => {
@@ -2296,6 +2629,15 @@ impl CheckCodePrefix {
                 );
                 vec![CheckCode::UP017]
             }
+            CheckCodePrefix::U019 => {
+                one_time_warning!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U019` has been remapped to `UP019`".bold()
+                );
+                vec![CheckCode::UP019]
+            }
             CheckCodePrefix::UP => vec![
                 CheckCode::UP001,
                 CheckCode::UP003,
@@ -2313,6 +2655,10 @@ impl CheckCodePrefix {
                 CheckCode::UP015,
                 CheckCode::UP016,
                 CheckCode::UP017,
+                CheckCode::UP018,
+                CheckCode::UP019,
+                CheckCode::UP020,
+                CheckCode::UP021,
             ],
             CheckCodePrefix::UP0 => vec![
                 CheckCode::UP001,
@@ -2331,6 +2677,10 @@ impl CheckCodePrefix {
                 CheckCode::UP015,
                 CheckCode::UP016,
                 CheckCode::UP017,
+                CheckCode::UP018,
+                CheckCode::UP019,
+                CheckCode::UP020,
+                CheckCode::UP021,
             ],
             CheckCodePrefix::UP00 => vec![
                 CheckCode::UP001,
@@ -2359,6 +2709,8 @@ impl CheckCodePrefix {
                 CheckCode::UP015,
                 CheckCode::UP016,
                 CheckCode::UP017,
+                CheckCode::UP018,
+                CheckCode::UP019,
             ],
             CheckCodePrefix::UP010 => vec![CheckCode::UP010],
             CheckCodePrefix::UP011 => vec![CheckCode::UP011],
@@ -2368,6 +2720,11 @@ impl CheckCodePrefix {
             CheckCodePrefix::UP015 => vec![CheckCode::UP015],
             CheckCodePrefix::UP016 => vec![CheckCode::UP016],
             CheckCodePrefix::UP017 => vec![CheckCode::UP017],
+            CheckCodePrefix::UP018 => vec![CheckCode::UP018],
+            CheckCodePrefix::UP019 => vec![CheckCode::UP019],
+            CheckCodePrefix::UP02 => vec![CheckCode::UP020, CheckCode::UP021],
+            CheckCodePrefix::UP020 => vec![CheckCode::UP020],
+            CheckCodePrefix::UP021 => vec![CheckCode::UP021],
             CheckCodePrefix::W => vec![CheckCode::W292, CheckCode::W605],
             CheckCodePrefix::W2 => vec![CheckCode::W292],
             CheckCodePrefix::W29 => vec![CheckCode::W292],
@@ -2427,6 +2784,7 @@ impl CheckCodePrefix {
             CheckCodePrefix::A001 => SuffixLength::Three,
             CheckCodePrefix::A002 => SuffixLength::Three,
             CheckCodePrefix::A003 => SuffixLength::Three,
+            CheckCodePrefix::ALL => SuffixLength::None,
             CheckCodePrefix::ANN => SuffixLength::Zero,
             CheckCodePrefix::ANN0 => SuffixLength::One,
             CheckCodePrefix::ANN00 => SuffixLength::Two,
@@ -2855,6 +3213,7 @@ impl CheckCodePrefix {
             CheckCodePrefix::RUF001 => SuffixLength::Three,
             CheckCodePrefix::RUF002 => SuffixLength::Three,
             CheckCodePrefix::RUF003 => SuffixLength::Three,
+            CheckCodePrefix::RUF004 => SuffixLength::Three,
             CheckCodePrefix::RUF1 => SuffixLength::One,
             CheckCodePrefix::RUF10 => SuffixLength::Two,
             CheckCodePrefix::RUF100 => SuffixLength::Three,
@@ -2903,6 +3262,7 @@ impl CheckCodePrefix {
             CheckCodePrefix::U015 => SuffixLength::Three,
             CheckCodePrefix::U016 => SuffixLength::Three,
             CheckCodePrefix::U017 => SuffixLength::Three,
+            CheckCodePrefix::U019 => SuffixLength::Three,
             CheckCodePrefix::UP => SuffixLength::Zero,
             CheckCodePrefix::UP0 => SuffixLength::One,
             CheckCodePrefix::UP00 => SuffixLength::Two,
@@ -2923,6 +3283,11 @@ impl CheckCodePrefix {
             CheckCodePrefix::UP015 => SuffixLength::Three,
             CheckCodePrefix::UP016 => SuffixLength::Three,
             CheckCodePrefix::UP017 => SuffixLength::Three,
+            CheckCodePrefix::UP018 => SuffixLength::Three,
+            CheckCodePrefix::UP019 => SuffixLength::Three,
+            CheckCodePrefix::UP02 => SuffixLength::Two,
+            CheckCodePrefix::UP020 => SuffixLength::Three,
+            CheckCodePrefix::UP021 => SuffixLength::Three,
             CheckCodePrefix::W => SuffixLength::Zero,
             CheckCodePrefix::W2 => SuffixLength::One,
             CheckCodePrefix::W29 => SuffixLength::Two,
@@ -2953,6 +3318,7 @@ impl CheckCodePrefix {
 
 pub const CATEGORIES: &[CheckCodePrefix] = &[
     CheckCodePrefix::A,
+    CheckCodePrefix::ALL,
     CheckCodePrefix::ANN,
     CheckCodePrefix::ARG,
     CheckCodePrefix::B,

src/cli.rs

@@ -19,7 +19,8 @@ use crate::settings::types::{
 pub struct Cli {
     #[arg(required_unless_present_any = ["explain", "generate_shell_completion"])]
     pub files: Vec<PathBuf>,
-    /// Path to the `pyproject.toml` file to use for configuration.
+    /// Path to the `pyproject.toml` or `ruff.toml` file to use for
+    /// configuration.
     #[arg(long)]
     pub config: Option<PathBuf>,
     /// Enable verbose logging.
@@ -43,6 +44,12 @@ pub struct Cli {
     fix: bool,
     #[clap(long, overrides_with("fix"), hide = true)]
     no_fix: bool,
+    /// Fix any fixable lint errors, but don't report on leftover violations.
+    /// Implies `--fix`.
+    #[arg(long, overrides_with("no_fix_only"))]
+    fix_only: bool,
+    #[clap(long, overrides_with("fix_only"), hide = true)]
+    no_fix_only: bool,
     /// Disable cache reads.
     #[arg(short, long)]
     pub no_cache: bool,
@@ -133,6 +140,9 @@ pub struct Cli {
     /// Generate shell completion
     #[arg(long, hide = true, value_name = "SHELL")]
     pub generate_shell_completion: Option<clap_complete_command::Shell>,
+    /// Path to the cache directory.
+    #[arg(long)]
+    pub cache_dir: Option<PathBuf>,
 }
 
 impl Cli {
@@ -178,8 +188,10 @@ impl Cli {
                 unfixable: self.unfixable,
                 // TODO(charlie): Included in `pyproject.toml`, but not inherited.
                 fix: resolve_bool_arg(self.fix, self.no_fix),
+                fix_only: resolve_bool_arg(self.fix_only, self.no_fix_only),
                 format: self.format,
                 force_exclude: resolve_bool_arg(self.force_exclude, self.no_force_exclude),
+                cache_dir: self.cache_dir,
             },
         )
     }
@@ -236,8 +248,10 @@ pub struct Overrides {
     pub unfixable: Option<Vec<CheckCodePrefix>>,
     // TODO(charlie): Captured in pyproject.toml as a default, but not part of `Settings`.
     pub fix: Option<bool>,
+    pub fix_only: Option<bool>,
     pub format: Option<SerializationFormat>,
     pub force_exclude: Option<bool>,
+    pub cache_dir: Option<PathBuf>,
 }
 
 /// Map the CLI settings to a `LogLevel`.

src/commands.rs

@@ -20,7 +20,7 @@ use crate::message::Message;
 use crate::resolver::{FileDiscovery, PyprojectDiscovery};
 use crate::settings::flags;
 use crate::settings::types::SerializationFormat;
-use crate::{packages, resolver};
+use crate::{cache, packages, resolver};
 
 /// Run the linter over a collection of files.
 pub fn run(
@@ -38,6 +38,33 @@ pub fn run(
     let duration = start.elapsed();
     debug!("Identified files to lint in: {:?}", duration);
 
+    // Validate the `Settings` and return any errors.
+    resolver.validate(pyproject_strategy)?;
+
+    // Initialize the cache.
+    if matches!(cache, flags::Cache::Enabled) {
+        match &pyproject_strategy {
+            PyprojectDiscovery::Fixed(settings) => {
+                if let Err(e) = cache::init(&settings.cache_dir) {
+                    error!(
+                        "Failed to initialize cache at {}: {e:?}",
+                        settings.cache_dir.to_string_lossy()
+                    );
+                }
+            }
+            PyprojectDiscovery::Hierarchical(default) => {
+                for settings in std::iter::once(default).chain(resolver.iter()) {
+                    if let Err(e) = cache::init(&settings.cache_dir) {
+                        error!(
+                            "Failed to initialize cache at {}: {e:?}",
+                            settings.cache_dir.to_string_lossy()
+                        );
+                    }
+                }
+            }
+        }
+    };
+
     // Discover the package root for each Python file.
     let package_roots = packages::detect_package_roots(
         &paths
@@ -152,6 +179,9 @@ pub fn add_noqa(
     let duration = start.elapsed();
     debug!("Identified files to lint in: {:?}", duration);
 
+    // Validate the `Settings` and return any errors.
+    resolver.validate(pyproject_strategy)?;
+
     let start = Instant::now();
     let modifications: usize = par_iter(&paths)
         .flatten()
@@ -188,6 +218,9 @@ pub fn autoformat(
     let duration = start.elapsed();
     debug!("Identified files to lint in: {:?}", duration);
 
+    // Validate the `Settings` and return any errors.
+    resolver.validate(pyproject_strategy)?;
+
     let start = Instant::now();
     let modifications = par_iter(&paths)
         .flatten()
@@ -221,6 +254,9 @@ pub fn show_settings(
     let (paths, resolver) =
         resolver::python_files_in_path(files, pyproject_strategy, file_strategy, overrides)?;
 
+    // Validate the `Settings` and return any errors.
+    resolver.validate(pyproject_strategy)?;
+
     // Print the list of files.
     let Some(entry) = paths
         .iter()
@@ -244,9 +280,12 @@ pub fn show_files(
     overrides: &Overrides,
 ) -> Result<()> {
     // Collect all files in the hierarchy.
-    let (paths, _resolver) =
+    let (paths, resolver) =
         resolver::python_files_in_path(files, pyproject_strategy, file_strategy, overrides)?;
 
+    // Validate the `Settings` and return any errors.
+    resolver.validate(pyproject_strategy)?;
+
     // Print the list of files.
     for entry in paths
         .iter()

src/flake8_annotations/fixes.rs

@@ -3,7 +3,6 @@ use rustpython_ast::Stmt;
 use rustpython_parser::lexer;
 use rustpython_parser::lexer::Tok;
 
-use crate::ast::helpers;
 use crate::ast::types::Range;
 use crate::autofix::Fix;
 use crate::source_code_locator::SourceCodeLocator;
@@ -17,13 +16,10 @@ pub fn add_return_none_annotation(locator: &SourceCodeLocator, stmt: &Stmt) -> R
     let mut seen_lpar = false;
     let mut seen_rpar = false;
     let mut count: usize = 0;
-    for (start, tok, ..) in lexer::make_tokenizer(&contents).flatten() {
+    for (start, tok, ..) in lexer::make_tokenizer_located(&contents, range.location).flatten() {
         if seen_lpar && seen_rpar {
             if matches!(tok, Tok::Colon) {
-                return Ok(Fix::insertion(
-                    " -> None".to_string(),
-                    helpers::to_absolute(start, range.location),
-                ));
+                return Ok(Fix::insertion(" -> None".to_string(), start));
             }
         }
 

src/flake8_annotations/settings.rs

@@ -1,51 +1,53 @@
 //! Settings for the `flake-annotations` plugin.
 
 use ruff_macros::ConfigurationOptions;
+use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 
-#[derive(Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions)]
-#[serde(deny_unknown_fields, rename_all = "kebab-case")]
+#[derive(
+    Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions, JsonSchema,
+)]
+#[serde(
+    deny_unknown_fields,
+    rename_all = "kebab-case",
+    rename = "Flake8AnnotationsOptions"
+)]
 pub struct Options {
     #[option(
-        doc = r#"
-            Whether to allow the omission of a return type hint for `__init__` if at least one
-            argument is annotated.
-        "#,
         default = "false",
         value_type = "bool",
         example = "mypy-init-return = true"
     )]
+    /// Whether to allow the omission of a return type hint for `__init__` if at
+    /// least one argument is annotated.
     pub mypy_init_return: Option<bool>,
     #[option(
-        doc = r#"
-            Whether to suppress `ANN000`-level errors for arguments matching the "dummy" variable
-            regex (like `_`).
-        "#,
         default = "false",
         value_type = "bool",
         example = "suppress-dummy-args = true"
     )]
+    /// Whether to suppress `ANN000`-level errors for arguments matching the
+    /// "dummy" variable regex (like `_`).
     pub suppress_dummy_args: Option<bool>,
     #[option(
-        doc = r#"
-            Whether to suppress `ANN200`-level errors for functions that meet either of the
-            following criteria:
-
-            - Contain no `return` statement.
-            - Explicit `return` statement(s) all return `None` (explicitly or implicitly).
-        "#,
         default = "false",
         value_type = "bool",
         example = "suppress-none-returning = true"
     )]
+    /// Whether to suppress `ANN200`-level errors for functions that meet either
+    /// of the following criteria:
+    ///
+    /// - Contain no `return` statement.
+    /// - Explicit `return` statement(s) all return `None` (explicitly or
+    ///   implicitly).
     pub suppress_none_returning: Option<bool>,
     #[option(
-        doc = "Whether to suppress `ANN401` for dynamically typed `*args` and `**kwargs` \
-               arguments.",
         default = "false",
         value_type = "bool",
         example = "allow-star-arg-any = true"
     )]
+    /// Whether to suppress `ANN401` for dynamically typed `*args` and
+    /// `**kwargs` arguments.
     pub allow_star_arg_any: Option<bool>,
 }
 

src/flake8_bugbear/plugins/assert_false.rs

@@ -4,7 +4,7 @@ use crate::ast::types::Range;
 use crate::autofix::Fix;
 use crate::checkers::ast::Checker;
 use crate::checks::{Check, CheckKind};
-use crate::code_gen::SourceGenerator;
+use crate::source_code_generator::SourceCodeGenerator;
 
 fn assertion_error(msg: Option<&Expr>) -> Stmt {
     Stmt::new(
@@ -47,7 +47,8 @@ pub fn assert_false(checker: &mut Checker, stmt: &Stmt, test: &Expr, msg: Option
 
     let mut check = Check::new(CheckKind::DoNotAssertFalse, Range::from_located(test));
     if checker.patch(check.kind.code()) {
-        let mut generator = SourceGenerator::new();
+        let mut generator =
+            SourceCodeGenerator::new(checker.style.indentation(), checker.style.quote());
         generator.unparse_stmt(&assertion_error(msg));
         if let Ok(content) = generator.generate() {
             check.amend(Fix::replacement(

src/flake8_bugbear/plugins/duplicate_exceptions.rs

@@ -1,15 +1,13 @@
 use itertools::Itertools;
-use rustc_hash::FxHashSet;
-use rustpython_ast::{
-    Excepthandler, ExcepthandlerKind, Expr, ExprContext, ExprKind, Location, Stmt,
-};
+use rustc_hash::{FxHashMap, FxHashSet};
+use rustpython_ast::{Excepthandler, ExcepthandlerKind, Expr, ExprContext, ExprKind, Location};
 
 use crate::ast::helpers;
 use crate::ast::types::Range;
 use crate::autofix::Fix;
 use crate::checkers::ast::Checker;
 use crate::checks::{Check, CheckCode, CheckKind};
-use crate::code_gen::SourceGenerator;
+use crate::source_code_generator::SourceCodeGenerator;
 
 fn type_pattern(elts: Vec<&Expr>) -> Expr {
     Expr::new(
@@ -26,17 +24,17 @@ fn duplicate_handler_exceptions<'a>(
     checker: &mut Checker,
     expr: &'a Expr,
     elts: &'a [Expr],
-) -> FxHashSet<Vec<&'a str>> {
-    let mut seen: FxHashSet<Vec<&str>> = FxHashSet::default();
+) -> FxHashMap<Vec<&'a str>, &'a Expr> {
+    let mut seen: FxHashMap<Vec<&str>, &Expr> = FxHashMap::default();
     let mut duplicates: FxHashSet<Vec<&str>> = FxHashSet::default();
     let mut unique_elts: Vec<&Expr> = Vec::default();
     for type_ in elts {
         let call_path = helpers::collect_call_paths(type_);
         if !call_path.is_empty() {
-            if seen.contains(&call_path) {
+            if seen.contains_key(&call_path) {
                 duplicates.insert(call_path);
             } else {
-                seen.insert(call_path);
+                seen.entry(call_path).or_insert(type_);
                 unique_elts.push(type_);
             }
         }
@@ -56,7 +54,8 @@ fn duplicate_handler_exceptions<'a>(
                 Range::from_located(expr),
             );
             if checker.patch(check.kind.code()) {
-                let mut generator = SourceGenerator::new();
+                let mut generator =
+                    SourceCodeGenerator::new(checker.style.indentation(), checker.style.quote());
                 if unique_elts.len() == 1 {
                     generator.unparse_expr(unique_elts[0], 0);
                 } else {
@@ -77,9 +76,9 @@ fn duplicate_handler_exceptions<'a>(
     seen
 }
 
-pub fn duplicate_exceptions(checker: &mut Checker, stmt: &Stmt, handlers: &[Excepthandler]) {
+pub fn duplicate_exceptions(checker: &mut Checker, handlers: &[Excepthandler]) {
     let mut seen: FxHashSet<Vec<&str>> = FxHashSet::default();
-    let mut duplicates: FxHashSet<Vec<&str>> = FxHashSet::default();
+    let mut duplicates: FxHashMap<Vec<&str>, Vec<&Expr>> = FxHashMap::default();
     for handler in handlers {
         let ExcepthandlerKind::ExceptHandler { type_: Some(type_), .. } = &handler.node else {
             continue;
@@ -89,16 +88,16 @@ pub fn duplicate_exceptions(checker: &mut Checker, stmt: &Stmt, handlers: &[Exce
                 let call_path = helpers::collect_call_paths(type_);
                 if !call_path.is_empty() {
                     if seen.contains(&call_path) {
-                        duplicates.insert(call_path);
+                        duplicates.entry(call_path).or_default().push(type_);
                     } else {
                         seen.insert(call_path);
                     }
                 }
             }
             ExprKind::Tuple { elts, .. } => {
-                for name in duplicate_handler_exceptions(checker, type_, elts) {
+                for (name, expr) in duplicate_handler_exceptions(checker, type_, elts) {
                     if seen.contains(&name) {
-                        duplicates.insert(name);
+                        duplicates.entry(name).or_default().push(expr);
                     } else {
                         seen.insert(name);
                     }
@@ -109,11 +108,13 @@ pub fn duplicate_exceptions(checker: &mut Checker, stmt: &Stmt, handlers: &[Exce
     }
 
     if checker.settings.enabled.contains(&CheckCode::B025) {
-        for duplicate in duplicates.into_iter().sorted() {
-            checker.add_check(Check::new(
-                CheckKind::DuplicateTryBlockException(duplicate.join(".")),
-                Range::from_located(stmt),
-            ));
+        for (name, exprs) in duplicates {
+            for expr in exprs {
+                checker.add_check(Check::new(
+                    CheckKind::DuplicateTryBlockException(name.join(".")),
+                    Range::from_located(expr),
+                ));
+            }
         }
     }
 }

src/flake8_bugbear/plugins/getattr_with_constant.rs

@@ -4,9 +4,9 @@ use crate::ast::types::Range;
 use crate::autofix::Fix;
 use crate::checkers::ast::Checker;
 use crate::checks::{Check, CheckKind};
-use crate::code_gen::SourceGenerator;
 use crate::python::identifiers::IDENTIFIER_REGEX;
 use crate::python::keyword::KWLIST;
+use crate::source_code_generator::SourceCodeGenerator;
 
 fn attribute(value: &Expr, attr: &str) -> Expr {
     Expr::new(
@@ -46,7 +46,8 @@ pub fn getattr_with_constant(checker: &mut Checker, expr: &Expr, func: &Expr, ar
 
     let mut check = Check::new(CheckKind::GetAttrWithConstant, Range::from_located(expr));
     if checker.patch(check.kind.code()) {
-        let mut generator = SourceGenerator::new();
+        let mut generator =
+            SourceCodeGenerator::new(checker.style.indentation(), checker.style.quote());
         generator.unparse_expr(&attribute(obj, value), 0);
         if let Ok(content) = generator.generate() {
             check.amend(Fix::replacement(

src/flake8_bugbear/plugins/redundant_tuple_in_exception_handler.rs

@@ -4,7 +4,7 @@ use crate::ast::types::Range;
 use crate::autofix::Fix;
 use crate::checkers::ast::Checker;
 use crate::checks::{Check, CheckKind};
-use crate::code_gen::SourceGenerator;
+use crate::source_code_generator::SourceCodeGenerator;
 
 /// B013
 pub fn redundant_tuple_in_exception_handler(checker: &mut Checker, handlers: &[Excepthandler]) {
@@ -23,7 +23,8 @@ pub fn redundant_tuple_in_exception_handler(checker: &mut Checker, handlers: &[E
             Range::from_located(type_),
         );
         if checker.patch(check.kind.code()) {
-            let mut generator = SourceGenerator::new();
+            let mut generator =
+                SourceCodeGenerator::new(checker.style.indentation(), checker.style.quote());
             generator.unparse_expr(elt, 0);
             if let Ok(content) = generator.generate() {
                 check.amend(Fix::replacement(

src/flake8_bugbear/plugins/setattr_with_constant.rs

@@ -6,11 +6,17 @@ use crate::ast::types::Range;
 use crate::autofix::Fix;
 use crate::checkers::ast::Checker;
 use crate::checks::{Check, CheckKind};
-use crate::code_gen::SourceGenerator;
 use crate::python::identifiers::IDENTIFIER_REGEX;
 use crate::python::keyword::KWLIST;
+use crate::source_code_generator::SourceCodeGenerator;
+use crate::source_code_style::SourceCodeStyleDetector;
 
-fn assignment(obj: &Expr, name: &str, value: &Expr) -> Result<String> {
+fn assignment(
+    obj: &Expr,
+    name: &str,
+    value: &Expr,
+    stylist: &SourceCodeStyleDetector,
+) -> Result<String> {
     let stmt = Stmt::new(
         Location::default(),
         Location::default(),
@@ -28,7 +34,7 @@ fn assignment(obj: &Expr, name: &str, value: &Expr) -> Result<String> {
             type_comment: None,
         },
     );
-    let mut generator = SourceGenerator::new();
+    let mut generator = SourceCodeGenerator::new(stylist.indentation(), stylist.quote());
     generator.unparse_stmt(&stmt);
     generator.generate().map_err(std::convert::Into::into)
 }
@@ -63,7 +69,7 @@ pub fn setattr_with_constant(checker: &mut Checker, expr: &Expr, func: &Expr, ar
         if expr == child.as_ref() {
             let mut check = Check::new(CheckKind::SetAttrWithConstant, Range::from_located(expr));
             if checker.patch(check.kind.code()) {
-                match assignment(obj, name, value) {
+                match assignment(obj, name, value, checker.style) {
                     Ok(content) => check.amend(Fix::replacement(
                         content,
                         expr.location,

src/flake8_bugbear/settings.rs

@@ -1,16 +1,19 @@
 //! Settings for the `flake8-bugbear` plugin.
 
 use ruff_macros::ConfigurationOptions;
+use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 
-#[derive(Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions)]
-#[serde(deny_unknown_fields, rename_all = "kebab-case")]
+#[derive(
+    Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions, JsonSchema,
+)]
+#[serde(
+    deny_unknown_fields,
+    rename_all = "kebab-case",
+    rename = "Flake8BugbearOptions"
+)]
 pub struct Options {
     #[option(
-        doc = r#"
-            Additional callable functions to consider "immutable" when evaluating, e.g.,
-            `no-mutable-default-argument` checks (`B006`).
-        "#,
         default = r#"[]"#,
         value_type = "Vec<String>",
         example = r#"
@@ -18,6 +21,8 @@ pub struct Options {
             extend-immutable-calls = ["fastapi.Depends", "fastapi.Query"]
         "#
     )]
+    /// Additional callable functions to consider "immutable" when evaluating,
+    /// e.g., `no-mutable-default-argument` checks (`B006`).
     pub extend_immutable_calls: Option<Vec<String>>,
 }
 

src/flake8_bugbear/snapshots/ruff__flake8_bugbear__tests__B011_B011.py.snap

@@ -25,7 +25,7 @@ expression: checks
     row: 10
     column: 12
   fix:
-    content: "raise AssertionError('message')"
+    content: "raise AssertionError(\"message\")"
     location:
       row: 10
       column: 0

src/flake8_bugbear/snapshots/ruff__flake8_bugbear__tests__B025_B025.py.snap

@@ -5,37 +5,37 @@ expression: checks
 - kind:
     DuplicateTryBlockException: ValueError
   location:
-    row: 15
-    column: 0
+    row: 19
+    column: 7
   end_location:
-    row: 20
-    column: 9
+    row: 19
+    column: 17
   fix: ~
 - kind:
     DuplicateTryBlockException: pickle.PickleError
   location:
-    row: 22
-    column: 0
+    row: 28
+    column: 7
   end_location:
-    row: 29
-    column: 9
-  fix: ~
-- kind:
-    DuplicateTryBlockException: TypeError
-  location:
-    row: 31
-    column: 0
-  end_location:
-    row: 38
-    column: 9
+    row: 28
+    column: 25
   fix: ~
 - kind:
     DuplicateTryBlockException: ValueError
   location:
-    row: 31
-    column: 0
+    row: 35
+    column: 7
   end_location:
-    row: 38
-    column: 9
+    row: 35
+    column: 17
+  fix: ~
+- kind:
+    DuplicateTryBlockException: TypeError
+  location:
+    row: 37
+    column: 17
+  end_location:
+    row: 37
+    column: 26
   fix: ~
 

src/flake8_errmsg/checks.rs

@@ -1,46 +0,0 @@
-use rustpython_ast::{Constant, Expr, ExprKind};
-
-use crate::ast::types::Range;
-use crate::checks::{Check, CheckKind};
-
-pub fn check_string_in_exception(exc: &Expr, max_string_length: usize) -> Vec<Check> {
-    let mut checks = vec![];
-
-    if let ExprKind::Call { args, .. } = &exc.node {
-        if let Some(first) = args.first() {
-            match &first.node {
-                // Check for string literals
-                ExprKind::Constant {
-                    value: Constant::Str(string),
-                    ..
-                } => {
-                    if string.len() > max_string_length {
-                        checks.push(Check::new(
-                            CheckKind::RawStringInException,
-                            Range::from_located(first),
-                        ));
-                    }
-                }
-                // Check for f-strings
-                ExprKind::JoinedStr { .. } => checks.push(Check::new(
-                    CheckKind::FStringInException,
-                    Range::from_located(first),
-                )),
-                // Check for .format() calls
-                ExprKind::Call { func, .. } => {
-                    if let ExprKind::Attribute { value, attr, .. } = &func.node {
-                        if attr == "format" && matches!(value.node, ExprKind::Constant { .. }) {
-                            checks.push(Check::new(
-                                CheckKind::DotFormatInException,
-                                Range::from_located(first),
-                            ));
-                        }
-                    }
-                }
-                _ => {}
-            }
-        }
-    }
-
-    checks
-}

src/flake8_errmsg/mod.rs

@@ -1,4 +1,4 @@
-pub mod checks;
+pub mod plugins;
 pub mod settings;
 
 #[cfg(test)]

src/flake8_errmsg/plugins.rs

@@ -0,0 +1,52 @@
+use rustpython_ast::{Constant, Expr, ExprKind};
+
+use crate::ast::types::Range;
+use crate::checkers::ast::Checker;
+use crate::checks::{Check, CheckCode, CheckKind};
+
+/// EM101, EM102, EM103
+pub fn string_in_exception(checker: &mut Checker, exc: &Expr) {
+    if let ExprKind::Call { args, .. } = &exc.node {
+        if let Some(first) = args.first() {
+            match &first.node {
+                // Check for string literals
+                ExprKind::Constant {
+                    value: Constant::Str(string),
+                    ..
+                } => {
+                    if checker.settings.enabled.contains(&CheckCode::EM101) {
+                        if string.len() > checker.settings.flake8_errmsg.max_string_length {
+                            checker.add_check(Check::new(
+                                CheckKind::RawStringInException,
+                                Range::from_located(first),
+                            ));
+                        }
+                    }
+                }
+                // Check for f-strings
+                ExprKind::JoinedStr { .. } => {
+                    if checker.settings.enabled.contains(&CheckCode::EM102) {
+                        checker.add_check(Check::new(
+                            CheckKind::FStringInException,
+                            Range::from_located(first),
+                        ));
+                    }
+                }
+                // Check for .format() calls
+                ExprKind::Call { func, .. } => {
+                    if checker.settings.enabled.contains(&CheckCode::EM103) {
+                        if let ExprKind::Attribute { value, attr, .. } = &func.node {
+                            if attr == "format" && matches!(value.node, ExprKind::Constant { .. }) {
+                                checker.add_check(Check::new(
+                                    CheckKind::DotFormatInException,
+                                    Range::from_located(first),
+                                ));
+                            }
+                        }
+                    }
+                }
+                _ => {}
+            }
+        }
+    }
+}

src/flake8_errmsg/settings.rs

@@ -1,19 +1,24 @@
 //! Settings for the `flake8-errmsg` plugin.
 
 use ruff_macros::ConfigurationOptions;
+use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 
-#[derive(Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions)]
-#[serde(deny_unknown_fields, rename_all = "kebab-case")]
+#[derive(
+    Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions, JsonSchema,
+)]
+#[serde(
+    deny_unknown_fields,
+    rename_all = "kebab-case",
+    rename = "Flake8ErrMsgOptions"
+)]
 pub struct Options {
     #[option(
-        doc = r#"
-            Maximum string length for string literals in exception messages.
-        "#,
         default = "0",
         value_type = "usize",
         example = "max-string-length = 20"
     )]
+    /// Maximum string length for string literals in exception messages.
     pub max_string_length: Option<usize>,
 }
 

src/flake8_import_conventions/settings.rs

@@ -5,6 +5,7 @@ use std::hash::{Hash, Hasher};
 use itertools::Itertools;
 use ruff_macros::ConfigurationOptions;
 use rustc_hash::FxHashMap;
+use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 
 const CONVENTIONAL_ALIASES: &[(&str, &str)] = &[
@@ -15,12 +16,16 @@ const CONVENTIONAL_ALIASES: &[(&str, &str)] = &[
     ("seaborn", "sns"),
 ];
 
-#[derive(Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions)]
-#[serde(deny_unknown_fields, rename_all = "kebab-case")]
+#[derive(
+    Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions, JsonSchema,
+)]
+#[serde(
+    deny_unknown_fields,
+    rename_all = "kebab-case",
+    rename = "Flake8ImportConventionsOptions"
+)]
 pub struct Options {
     #[option(
-        doc = "The conventional aliases for imports. These aliases can be extended by the \
-               `extend_aliases` option.",
         default = r#"{"altair": "alt", "matplotlib.pyplot": "plt", "numpy": "np", "pandas": "pd", "seaborn": "sns"}"#,
         value_type = "FxHashMap<String, String>",
         example = r#"
@@ -32,10 +37,10 @@ pub struct Options {
             seaborn = "sns"
         "#
     )]
+    /// The conventional aliases for imports. These aliases can be extended by
+    /// the `extend_aliases` option.
     pub aliases: Option<FxHashMap<String, String>>,
     #[option(
-        doc = "A mapping of modules to their conventional import aliases. These aliases will be \
-               added to the `aliases` mapping.",
         default = r#"{}"#,
         value_type = "FxHashMap<String, String>",
         example = r#"
@@ -43,6 +48,8 @@ pub struct Options {
             "dask.dataframe" = "dd"
         "#
     )]
+    /// A mapping of modules to their conventional import aliases. These aliases
+    /// will be added to the `aliases` mapping.
     pub extend_aliases: Option<FxHashMap<String, String>>,
 }
 

src/flake8_quotes/settings.rs

@@ -1,57 +1,56 @@
 //! Settings for the `flake8-quotes` plugin.
 
 use ruff_macros::ConfigurationOptions;
+use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, Hash)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, Hash, JsonSchema)]
 #[serde(deny_unknown_fields, rename_all = "kebab-case")]
 pub enum Quote {
     Single,
     Double,
 }
 
-#[derive(Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions)]
-#[serde(deny_unknown_fields, rename_all = "kebab-case")]
+#[derive(
+    Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions, JsonSchema,
+)]
+#[serde(
+    deny_unknown_fields,
+    rename_all = "kebab-case",
+    rename = "Flake8QuotesOptions"
+)]
 pub struct Options {
     #[option(
-        doc = r#"
-            Quote style to prefer for inline strings (either "single" (`'`) or "double" (`"`)).
-        "#,
         default = r#""double""#,
         value_type = "Quote",
         example = r#"
             inline-quotes = "single"
         "#
     )]
+    /// Quote style to prefer for inline strings (either "single" (`'`) or
+    /// "double" (`"`)).
     pub inline_quotes: Option<Quote>,
     #[option(
-        doc = r#"
-            Quote style to prefer for multiline strings (either "single" (`'`) or "double" (`"`)).
-        "#,
         default = r#""double""#,
         value_type = "Quote",
         example = r#"
             multiline-quotes = "single"
         "#
     )]
+    /// Quote style to prefer for multiline strings (either "single" (`'`) or
+    /// "double" (`"`)).
     pub multiline_quotes: Option<Quote>,
     #[option(
-        doc = r#"
-            Quote style to prefer for docstrings (either "single" (`'`) or "double" (`"`)).
-        "#,
         default = r#""double""#,
         value_type = "Quote",
         example = r#"
             docstring-quotes = "single"
         "#
     )]
+    /// Quote style to prefer for docstrings (either "single" (`'`) or "double"
+    /// (`"`)).
     pub docstring_quotes: Option<Quote>,
     #[option(
-        doc = r#"
-            Whether to avoid using single quotes if a string contains single quotes, or vice-versa
-            with double quotes, as per [PEP8](https://peps.python.org/pep-0008/#string-quotes).
-            This minimizes the need to escape quotation marks within strings.
-        "#,
         default = r#"true"#,
         value_type = "bool",
         example = r#"
@@ -59,6 +58,9 @@ pub struct Options {
             avoid-escape = false
         "#
     )]
+    /// Whether to avoid using single quotes if a string contains single quotes,
+    /// or vice-versa with double quotes, as per [PEP8](https://peps.python.org/pep-0008/#string-quotes).
+    /// This minimizes the need to escape quotation marks within strings.
     pub avoid_escape: Option<bool>,
 }
 

src/flake8_return/plugins.rs

@@ -203,6 +203,10 @@ fn unnecessary_assign(checker: &mut Checker, stack: &Stack, expr: &Expr) {
             return;
         }
 
+        if stack.non_locals.contains(id.as_str()) {
+            return;
+        }
+
         checker.add_check(Check::new(
             CheckKind::UnnecessaryAssign,
             Range::from_located(expr),

src/flake8_return/visitor.rs

@@ -1,4 +1,4 @@
-use rustc_hash::FxHashMap;
+use rustc_hash::{FxHashMap, FxHashSet};
 use rustpython_ast::{Expr, ExprKind, Location, Stmt, StmtKind};
 
 use crate::ast::visitor;
@@ -10,6 +10,7 @@ pub struct Stack<'a> {
     pub ifs: Vec<&'a Stmt>,
     pub elifs: Vec<&'a Stmt>,
     pub refs: FxHashMap<&'a str, Vec<Location>>,
+    pub non_locals: FxHashSet<&'a str>,
     pub assigns: FxHashMap<&'a str, Vec<Location>>,
     pub loops: Vec<(Location, Location)>,
     pub tries: Vec<(Location, Location)>,
@@ -48,6 +49,11 @@ impl<'a> ReturnVisitor<'a> {
 impl<'a> Visitor<'a> for ReturnVisitor<'a> {
     fn visit_stmt(&mut self, stmt: &'a Stmt) {
         match &stmt.node {
+            StmtKind::Global { names } | StmtKind::Nonlocal { names } => {
+                self.stack
+                    .non_locals
+                    .extend(names.iter().map(std::string::String::as_str));
+            }
             StmtKind::FunctionDef { .. } | StmtKind::AsyncFunctionDef { .. } => {
                 // Don't recurse.
             }

src/flake8_tidy_imports/settings.rs

@@ -1,23 +1,26 @@
 //! Settings for the `flake8-tidy-imports` plugin.
 
 use ruff_macros::ConfigurationOptions;
+use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, Hash)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, Hash, JsonSchema)]
 #[serde(deny_unknown_fields, rename_all = "kebab-case")]
 pub enum Strictness {
     Parents,
     All,
 }
 
-#[derive(Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions)]
-#[serde(deny_unknown_fields, rename_all = "kebab-case")]
+#[derive(
+    Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions, JsonSchema,
+)]
+#[serde(
+    deny_unknown_fields,
+    rename_all = "kebab-case",
+    rename = "Flake8TidyImportsOptions"
+)]
 pub struct Options {
     #[option(
-        doc = r#"
-            Whether to ban all relative imports (`"all"`), or only those imports that extend into
-            the parent module and beyond (`"parents"`).
-        "#,
         default = r#""parents""#,
         value_type = "Strictness",
         example = r#"
@@ -25,6 +28,8 @@ pub struct Options {
             ban-relative-imports = "all"
         "#
     )]
+    /// Whether to ban all relative imports (`"all"`), or only those imports
+    /// that extend into the parent module and beyond (`"parents"`).
     pub ban_relative_imports: Option<Strictness>,
 }
 

src/flake8_unused_arguments/plugins.rs

@@ -130,6 +130,7 @@ pub fn unused_arguments(
                         .settings
                         .enabled
                         .contains(Argumentable::Function.check_code())
+                        && !visibility::is_overload(checker, decorator_list)
                     {
                         function(
                             &Argumentable::Function,
@@ -154,6 +155,7 @@ pub fn unused_arguments(
                         && !helpers::is_empty(body)
                         && !visibility::is_abstract(checker, decorator_list)
                         && !visibility::is_override(checker, decorator_list)
+                        && !visibility::is_overload(checker, decorator_list)
                     {
                         method(
                             &Argumentable::Method,
@@ -178,6 +180,7 @@ pub fn unused_arguments(
                         && !helpers::is_empty(body)
                         && !visibility::is_abstract(checker, decorator_list)
                         && !visibility::is_override(checker, decorator_list)
+                        && !visibility::is_overload(checker, decorator_list)
                     {
                         method(
                             &Argumentable::ClassMethod,
@@ -202,6 +205,7 @@ pub fn unused_arguments(
                         && !helpers::is_empty(body)
                         && !visibility::is_abstract(checker, decorator_list)
                         && !visibility::is_override(checker, decorator_list)
+                        && !visibility::is_overload(checker, decorator_list)
                     {
                         function(
                             &Argumentable::StaticMethod,

src/flake8_unused_arguments/settings.rs

@@ -1,19 +1,24 @@
 //! Settings for the `flake8-unused-arguments` plugin.
 
 use ruff_macros::ConfigurationOptions;
+use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 
-#[derive(Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions)]
-#[serde(deny_unknown_fields, rename_all = "kebab-case")]
+#[derive(
+    Debug, PartialEq, Eq, Serialize, Deserialize, Default, ConfigurationOptions, JsonSchema,
+)]
+#[serde(
+    deny_unknown_fields,
+    rename_all = "kebab-case",
+    rename = "Flake8UnusedArgumentsOptions"
+)]
 pub struct Options {
     #[option(
-        doc = r#"
-            Whether to allow unused variadic arguments, like `*args` and `**kwargs`.
-        "#,
         default = "false",
         value_type = "bool",
         example = "ignore-variadic-names = true"
     )]
+    /// Whether to allow unused variadic arguments, like `*args` and `**kwargs`.
     pub ignore_variadic_names: Option<bool>,
 }
 

src/flake8_unused_arguments/snapshots/ruff__flake8_unused_arguments__tests__ARG001_ARG.py.snap

@@ -5,73 +5,73 @@ expression: checks
 - kind:
     UnusedFunctionArgument: self
   location:
-    row: 8
+    row: 9
     column: 6
   end_location:
-    row: 8
+    row: 9
     column: 10
   fix: ~
 - kind:
     UnusedFunctionArgument: x
   location:
-    row: 8
+    row: 9
     column: 12
   end_location:
-    row: 8
+    row: 9
     column: 13
   fix: ~
 - kind:
     UnusedFunctionArgument: cls
   location:
-    row: 12
+    row: 13
     column: 6
   end_location:
-    row: 12
+    row: 13
     column: 9
   fix: ~
 - kind:
     UnusedFunctionArgument: x
   location:
-    row: 12
+    row: 13
     column: 11
   end_location:
-    row: 12
+    row: 13
     column: 12
   fix: ~
 - kind:
     UnusedFunctionArgument: self
   location:
-    row: 16
+    row: 17
     column: 6
   end_location:
-    row: 16
+    row: 17
     column: 10
   fix: ~
 - kind:
     UnusedFunctionArgument: x
   location:
-    row: 16
+    row: 17
     column: 12
   end_location:
-    row: 16
+    row: 17
     column: 13
   fix: ~
 - kind:
     UnusedFunctionArgument: cls
   location:
-    row: 20
+    row: 21
     column: 6
   end_location:
-    row: 20
+    row: 21
     column: 9
   fix: ~
 - kind:
     UnusedFunctionArgument: x
   location:
-    row: 20
+    row: 21
     column: 11
   end_location:
-    row: 20
+    row: 21
     column: 12
   fix: ~
 

src/flake8_unused_arguments/snapshots/ruff__flake8_unused_arguments__tests__ARG002_ARG.py.snap

@@ -5,28 +5,28 @@ expression: checks
 - kind:
     UnusedMethodArgument: x
   location:
-    row: 34
+    row: 35
     column: 16
   end_location:
-    row: 34
+    row: 35
     column: 17
   fix: ~
 - kind:
     UnusedMethodArgument: x
   location:
-    row: 37
+    row: 38
     column: 19
   end_location:
-    row: 37
+    row: 38
     column: 20
   fix: ~
 - kind:
     UnusedMethodArgument: x
   location:
-    row: 40
+    row: 41
     column: 15
   end_location:
-    row: 40
+    row: 41
     column: 16
   fix: ~
 

src/flake8_unused_arguments/snapshots/ruff__flake8_unused_arguments__tests__ARG003_ARG.py.snap

@@ -5,10 +5,10 @@ expression: checks
 - kind:
     UnusedClassMethodArgument: x
   location:
-    row: 44
+    row: 45
     column: 15
   end_location:
-    row: 44
+    row: 45
     column: 16
   fix: ~
 

src/flake8_unused_arguments/snapshots/ruff__flake8_unused_arguments__tests__ARG004_ARG.py.snap

@@ -5,28 +5,28 @@ expression: checks
 - kind:
     UnusedStaticMethodArgument: cls
   location:
-    row: 48
+    row: 49
     column: 10
   end_location:
-    row: 48
+    row: 49
     column: 13
   fix: ~
 - kind:
     UnusedStaticMethodArgument: x
   location:
-    row: 48
+    row: 49
     column: 15
   end_location:
-    row: 48
+    row: 49
     column: 16
   fix: ~
 - kind:
     UnusedStaticMethodArgument: x
   location:
-    row: 52
+    row: 53
     column: 10
   end_location:
-    row: 52
+    row: 53
     column: 11
   fix: ~
 

src/flake8_unused_arguments/snapshots/ruff__flake8_unused_arguments__tests__ARG005_ARG.py.snap

@@ -5,10 +5,10 @@ expression: checks
 - kind:
     UnusedLambdaArgument: x
   location:
-    row: 27
+    row: 28
     column: 7
   end_location:
-    row: 27
+    row: 28
     column: 8
   fix: ~
 

src/isort/comments.rs

@@ -4,7 +4,6 @@ use rustpython_ast::Location;
 use rustpython_parser::lexer;
 use rustpython_parser::lexer::Tok;
 
-use crate::ast::helpers;
 use crate::ast::types::Range;
 use crate::SourceCodeLocator;
 
@@ -18,12 +17,10 @@ pub struct Comment<'a> {
 /// Collect all comments in an import block.
 pub fn collect_comments<'a>(range: &Range, locator: &'a SourceCodeLocator) -> Vec<Comment<'a>> {
     let contents = locator.slice_source_code_range(range);
-    lexer::make_tokenizer(&contents)
+    lexer::make_tokenizer_located(&contents, range.location)
         .flatten()
         .filter_map(|(start, tok, end)| {
             if matches!(tok, Tok::Comment) {
-                let start = helpers::to_absolute(start, range.location);
-                let end = helpers::to_absolute(end, range.location);
                 Some(Comment {
                     value: locator.slice_source_code_range(&Range {
                         location: start,

src/isort/format.rs

@@ -41,6 +41,7 @@ pub fn format_import_from(
     line_length: usize,
     force_wrap_aliases: bool,
     is_first: bool,
+    trailing_comma: bool,
 ) -> String {
     if aliases.len() == 1
         && aliases
@@ -53,9 +54,10 @@ pub fn format_import_from(
 
     // We can only inline if: (1) none of the aliases have atop comments, and (3)
     // only the last alias (if any) has inline comments.
-    if aliases
-        .iter()
-        .all(|(_, CommentSet { atop, .. })| atop.is_empty())
+    if !trailing_comma
+        && aliases
+            .iter()
+            .all(|(_, CommentSet { atop, .. })| atop.is_empty())
         && aliases
             .iter()
             .rev()

src/isort/helpers.rs

@@ -1,7 +1,37 @@
 use rustpython_ast::Stmt;
+use rustpython_parser::lexer;
+use rustpython_parser::lexer::Tok;
 
+use crate::ast::types::Range;
+use crate::isort::types::TrailingComma;
 use crate::source_code_locator::SourceCodeLocator;
 
+/// Return `true` if a `StmtKind::ImportFrom` statement ends with a magic
+/// trailing comma.
+pub fn trailing_comma(stmt: &Stmt, locator: &SourceCodeLocator) -> TrailingComma {
+    let contents = locator.slice_source_code_range(&Range::from_located(stmt));
+    let mut count: usize = 0;
+    let mut trailing_comma = TrailingComma::Absent;
+    for (_, tok, _) in lexer::make_tokenizer(&contents).flatten() {
+        if matches!(tok, Tok::Lpar) {
+            count += 1;
+        }
+        if matches!(tok, Tok::Rpar) {
+            count -= 1;
+        }
+        if count == 1 {
+            if matches!(tok, Tok::Newline | Tok::Indent | Tok::Dedent | Tok::Comment) {
+                continue;
+            } else if matches!(tok, Tok::Comma) {
+                trailing_comma = TrailingComma::Present;
+            } else {
+                trailing_comma = TrailingComma::Absent;
+            }
+        }
+    }
+    trailing_comma
+}
+
 /// Return `true` if a `Stmt` is preceded by a "comment break"
 pub fn has_comment_break(stmt: &Stmt, locator: &SourceCodeLocator) -> bool {
     // Starting from the `Stmt` (`def f(): pass`), we want to detect patterns like