Merge branch 'main' of https://github.com/astral-sh/ruff into doc_highlight

* 'main' of https://github.com/astral-sh/ruff:
  [ty] Minor: fix incomplete docstring (astral-sh#19534)
  [ty] Move server tests as integration tests (astral-sh#19522)
  [`ruff`] Offer fixes for `RUF039` in more cases (astral-sh#19065)
  [ty] Support `dataclasses.InitVar` (astral-sh#19527)
  [`ruff`] Fix `RUF033` breaking with named default expressions (astral-sh#19115)
  Update pre-commit hook name (astral-sh#19530)
  Bump 0.12.5 (astral-sh#19528)
  [ty] Rename type_api => ty_extensions (astral-sh#19523)
  [ty] Added support for "go to references" in ty playground. (astral-sh#19516)
  [ty] Return a tuple spec from the iterator protocol (astral-sh#19496)
  [ty] Exhaustiveness checking & reachability for `match` statements (astral-sh#19508)
  [ty] Fix narrowing and reachability of class patterns with arguments (astral-sh#19512)

Author: UnboundVariable

.pre-commit-config.yaml

@@ -84,7 +84,7 @@ repos:
     rev: v0.12.4
     hooks:
       - id: ruff-format
-      - id: ruff
+      - id: ruff-check
         args: [--fix, --exit-non-zero-on-fix]
         types_or: [python, pyi]
         require_serial: true

CHANGELOG.md

@@ -1,5 +1,23 @@
 # Changelog
 
+## 0.12.5
+
+### Preview features
+
+- \[`flake8-use-pathlib`\] Add autofix for `PTH101`, `PTH104`, `PTH105`, `PTH121` ([#19404](https://github.com/astral-sh/ruff/pull/19404))
+- \[`ruff`\] Support byte strings (`RUF055`) ([#18926](https://github.com/astral-sh/ruff/pull/18926))
+
+### Bug fixes
+
+- Fix `unreachable` panic in parser ([#19183](https://github.com/astral-sh/ruff/pull/19183))
+- \[`flake8-pyi`\] Skip fix if all `Union` members are `None` (`PYI016`) ([#19416](https://github.com/astral-sh/ruff/pull/19416))
+- \[`perflint`\] Parenthesize generator expressions (`PERF401`) ([#19325](https://github.com/astral-sh/ruff/pull/19325))
+- \[`pylint`\] Handle empty comments after line continuation (`PLR2044`) ([#19405](https://github.com/astral-sh/ruff/pull/19405))
+
+### Rule changes
+
+- \[`pep8-naming`\] Fix `N802` false positives for `CGIHTTPRequestHandler` and `SimpleHTTPRequestHandler` ([#19432](https://github.com/astral-sh/ruff/pull/19432))
+
 ## 0.12.4
 
 ### Preview features

Cargo.lock

@@ -148,8 +148,8 @@ curl -LsSf https://astral.sh/ruff/install.sh | sh
 powershell -c "irm https://astral.sh/ruff/install.ps1 | iex"
 
 # For a specific version.
-curl -LsSf https://astral.sh/ruff/0.12.4/install.sh | sh
-powershell -c "irm https://astral.sh/ruff/0.12.4/install.ps1 | iex"
+curl -LsSf https://astral.sh/ruff/0.12.5/install.sh | sh
+powershell -c "irm https://astral.sh/ruff/0.12.5/install.ps1 | iex"
 ```
 
 You can also install Ruff via [Homebrew](https://formulae.brew.sh/formula/ruff), [Conda](https://anaconda.org/conda-forge/ruff),
@@ -182,7 +182,7 @@ Ruff can also be used as a [pre-commit](https://pre-commit.com/) hook via [`ruff
 ```yaml
 - repo: https://github.com/astral-sh/ruff-pre-commit
   # Ruff version.
-  rev: v0.12.4
+  rev: v0.12.5
   hooks:
     # Run the linter.
     - id: ruff-check

README.md

@@ -1,6 +1,6 @@
 [package]
 name = "ruff"
-version = "0.12.4"
+version = "0.12.5"
 publish = true
 authors = { workspace = true }
 edition = { workspace = true }

crates/ruff/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ruff_linter"
-version = "0.12.4"
+version = "0.12.5"
 publish = false
 authors = { workspace = true }
 edition = { workspace = true }

crates/ruff_linter/Cargo.toml

@@ -65,3 +65,62 @@ class Foo:
     bar = "should've used attrs"
 
     def __post_init__(self, bar: str = "ahhh", baz: str = "hmm") -> None: ...
+
+
+# https://github.com/astral-sh/ruff/issues/18950
+@dataclass
+class Foo:
+    def __post_init__(self, bar: int = (x := 1)) -> None:
+        pass
+
+
+@dataclass
+class Foo:
+    def __post_init__(
+        self,
+        bar: int = (x := 1)  #  comment
+        ,
+        baz: int = (y := 2),  # comment
+        foo = (a := 1)  #  comment
+        ,
+        faz = (b := 2),  # comment
+    ) -> None:
+        pass
+
+
+@dataclass
+class Foo:
+    def __post_init__(
+        self,
+        bar: int = 1,  # comment
+        baz: int = 2,  # comment
+    ) -> None:
+        pass
+
+
+@dataclass
+class Foo:
+    def __post_init__(
+        self,
+        arg1: int = (1)  # comment
+        ,
+        arg2: int = ((1))  # comment
+        ,
+        arg2: int = (i for i in range(10))  # comment
+        ,
+    ) -> None:
+        pass
+
+
+# makes little sense, but is valid syntax
+def fun_with_python_syntax():
+    @dataclass
+    class Foo:
+        def __post_init__(
+            self,
+            bar: (int) = (yield from range(5))  # comment
+            ,
+        ) -> None:
+            ...
+
+    return Foo

crates/ruff_linter/resources/test/fixtures/ruff/RUF033.py

@@ -53,3 +53,16 @@
 regex.splititer(both, non_literal)
 regex.subf(f, lambda _: r'means', '"format"')
 regex.subfn(fn, f'''a$1n't''', lambda: "'function'")
+
+
+# https://github.com/astral-sh/ruff/issues/16713
+re.compile("\a\f\n\r\t\u27F2\U0001F0A1\v\x41")  # with unsafe fix
+re.compile("\b")  # without fix
+re.compile("\"")  # without fix
+re.compile("\'")  # without fix
+re.compile('\"')  # without fix
+re.compile('\'')  # without fix
+re.compile("\\")  # without fix
+re.compile("\101")  # without fix
+re.compile("a\
+b")  # without fix

crates/ruff_linter/resources/test/fixtures/ruff/RUF039.py

@@ -91,3 +91,20 @@
     br''br""br''
 )
 regex.subfn(br'I\s\nee*d\s[O0o]me\x20\Qoffe\E, ' br'b')
+
+
+# https://github.com/astral-sh/ruff/issues/16713
+re.compile(
+    "["
+    "\U0001F600-\U0001F64F"  # emoticons
+    "\U0001F300-\U0001F5FF"  # symbols & pictographs
+    "\U0001F680-\U0001F6FF"  # transport & map symbols
+    "\U0001F1E0-\U0001F1FF"  # flags (iOS)
+    "\U00002702-\U000027B0"
+    "\U000024C2-\U0001F251"
+    "\u200d"  # zero width joiner
+    "\u200c"  # zero width non-joiner
+    "\\u200c" # must not be escaped in a raw string
+    "]+",
+    flags=re.UNICODE,
+)

crates/ruff_linter/resources/test/fixtures/ruff/RUF039_concat.py

@@ -0,0 +1,3 @@
+import re
+
+re.compile("\N{Partial Differential}")  # with unsafe fix if python target is 3.8 or higher, else without fix