Use Ruff formatter instead of Black.

.pre-commit-config.yaml

@@ -1,16 +1,11 @@
 repos:
 - repo: https://github.com/tox-dev/pyproject-fmt
-  rev: "1.2.0"
+  rev: "1.4.1"
   hooks:
     - id: pyproject-fmt
-# Ruff must be run before Black, so Black can reformat fixes made by Ruff
 - repo: https://github.com/astral-sh/ruff-pre-commit
-  rev: v0.0.292
+  rev: v0.1.3
   hooks:
+    - id: ruff-format
     - id: ruff
       args: [--fix, --exit-non-zero-on-fix]
-- repo: https://github.com/psf/black-pre-commit-mirror
-  rev: "23.9.1"
-  hooks:
-    - id: black
-      args: [--preview]

pyproject.toml

@@ -85,25 +85,24 @@ python = "3.12"
 
 [tool.hatch.envs.lint]
 dependencies = [
-    "black",
-    "ruff",
+    "ruff>=0.1.3",
     "mypy",
     "pyproject-fmt",
     "types-xmltodict",
 ]
 
 [tool.hatch.envs.lint.scripts]
 lint = [
-     "ruff check --fix --show-fixes .",
-     "black --preview .",
+     "ruff format .",
+     "ruff check --output-format=grouped --fix --show-source --show-fixes .",
      "mypy --package jinjanator_plugin_format_xml",
      "mypy tests",
      "shellcheck workflow-support/*.sh",
      "pyproject-fmt pyproject.toml",
 ]
 lint-action = [
+     "ruff format --check --diff .",
      "ruff check --output-format=github .",
-     "black --check --diff --preview .",
      "mypy --package jinjanator_plugin_format_xml",
      "mypy tests",
      "shellcheck workflow-support/*.sh",
@@ -175,28 +174,26 @@ replacement = '[\1](https://github.com/kpfleming/jinjanator-plugin-format-xml/tr
 pattern = "#(\\d+)"
 replacement = "[#\\1](https://github.com/kpfleming/jinjanator-plugin-format-xml/issues/\\1)"
 
-[tool.black]
-line-length = 90
-target-version = ["py38"]
-
 [tool.ruff]
 src = ["src", "tests"]
-output-format = "grouped"
-target-version = "py38"
+ignore-init-module-imports = true
+line-length = 100
+
+[tool.ruff.lint]
 select = ["ALL"]
 
 ignore = [
   "ANN",      # Mypy is better at this.
+  "COM812",   # conflicts with formatter
   "C901",     # Leave complexity to me.
-  "COM",      # Leave commas to Black.
   "D",        # We have different ideas about docstrings.
-  "E501",     # leave line-length enforcement to Black
+  "ISC001",   # conflicts with formatter
   "PLR0912",  # Leave complexity to me.
   "TRY301",   # Raise in try blocks can totally make sense.
 ]
 unfixable = ["F401"]
 
-[tool.ruff.per-file-ignores]
+[tool.ruff.lint.per-file-ignores]
 "tests/*" = [
   "PLC1901", # empty strings are falsey, but are less specific in tests
   "PT005",   # we use always underscores and explicit names

tests/test_plugin.py

@@ -19,19 +19,15 @@ def test_format() -> None:
 
 def test_format_namespaces() -> None:
     fmt = plugin.XMLFormat("process-namespaces")
-    result = fmt.parse(
-        '<testdoc xmlns:a="http://a.com/"><a:cheese>bleu</a:cheese></testdoc>'
-    )
+    result = fmt.parse('<testdoc xmlns:a="http://a.com/"><a:cheese>bleu</a:cheese></testdoc>')
     assert "testdoc" in result
     assert "http://a.com/:cheese" in result["testdoc"]
     assert "bleu" == result["testdoc"]["http://a.com/:cheese"]
 
 
 def test_format_ignore_namespaces() -> None:
     fmt = plugin.XMLFormat(None)
-    result = fmt.parse(
-        '<testdoc xmlns:a="http://a.com/"><a:cheese>bleu</a:cheese></testdoc>'
-    )
+    result = fmt.parse('<testdoc xmlns:a="http://a.com/"><a:cheese>bleu</a:cheese></testdoc>')
     assert "testdoc" in result
     assert "a:cheese" in result["testdoc"]
     assert "bleu" == result["testdoc"]["a:cheese"]