chore: switch formatting to Ruff

.github/renovate.json

@@ -25,11 +25,6 @@
       "commitMessageTopic": "{{depName}}",
       "semanticCommitScope": "pre-commit"
     },
-    {
-      "matchPackagePatterns": ["(^|/)black(-pre-commit-mirror)?$"],
-      "groupName": "black",
-      "versioning": "pep440"
-    },
     {
       "matchPackagePatterns": ["(^|/)ruff(-pre-commit)?$"],
       "groupName": "ruff",

.pre-commit-config.yaml

@@ -5,11 +5,7 @@ repos:
     rev: v0.1.9
     hooks:
       - id: ruff
-
-  - repo: https://github.com/psf/black-pre-commit-mirror
-    rev: 23.7.0
-    hooks:
-      - id: black
+      - id: ruff-format
 
   - repo: local
     hooks:

pyproject.toml

@@ -2,8 +2,22 @@
 target-version = "py37"
 select = ["E", "F", "I"]
 ignore = [
-  "E50", # black
-  "E70", # black
+  # https://docs.astral.sh/ruff/formatter/#conflicting-lint-rules
+  "W191",
+  "E111",
+  "E114",
+  "E117",
+  "D206",
+  "D300",
+  "Q000",
+  "Q001",
+  "Q002",
+  "Q003",
+  "COM812",
+  "COM819",
+  "ISC001",
+  "ISC002",
+  "E501",
 ]
 src = ["src", "tests"]
 

setup.py

@@ -34,7 +34,6 @@
     },
     extras_require={
         "dev": [
-            "black==23.7.0",
             "mypy==1.5.1",
             "nox",
             "types-setuptools",

tests/test_venvrun.py

@@ -22,9 +22,7 @@ def tearDown(self) -> None:
         os.chdir(self.oldcwd)
 
     def testGuess(self) -> None:
-        def mock_run(
-            *args: Any, **kwargs: Any
-        ) -> CompletedProcess:  # type: ignore[type-arg] # generic in 3.9+
+        def mock_run(*args: Any, **kwargs: Any) -> CompletedProcess:  # type: ignore[type-arg] # generic in 3.9+
             if args[0] == ("pyenv", "prefix", "venv-run-testsuite"):
                 return real_subprocess_run(("echo", "pyenv/path/somewhere"), **kwargs)
             if args[0] == ("asdf", "where", "python", "3.10.4"):
@@ -53,9 +51,7 @@ def mock_run(
             )
 
     def testGuessDedupe(self) -> None:
-        def mock_run(
-            *args: Any, **kwargs: Any
-        ) -> CompletedProcess:  # type: ignore[type-arg] # generic in 3.9+
+        def mock_run(*args: Any, **kwargs: Any) -> CompletedProcess:  # type: ignore[type-arg] # generic in 3.9+
             if args[0] == ("pyenv", "prefix", "venv-run-testsuite"):
                 return real_subprocess_run(("echo", "venv"), **kwargs)
             return real_subprocess_run(*args, **kwargs)
@@ -84,9 +80,7 @@ def testGuessDedupeSymlink(self) -> None:
             symlink = os.path.join(tempdir, "venv")
             os.symlink(os.path.join(os.getcwd(), "venv"), symlink)
 
-            def mock_run(
-                *args: Any, **kwargs: Any
-            ) -> CompletedProcess:  # type: ignore[type-arg] # generic in 3.9+
+            def mock_run(*args: Any, **kwargs: Any) -> CompletedProcess:  # type: ignore[type-arg] # generic in 3.9+
                 if args[0] == ("pyenv", "prefix", "venv-run-testsuite"):
                     return real_subprocess_run(("echo", symlink), **kwargs)
                 return real_subprocess_run(*args, **kwargs)