Validate toml files

Author: fayazkhan

.pre-commit-config.yaml

@@ -11,6 +11,10 @@ repos:
     -   id: check-toml
     -   id: check-added-large-files
 -   repo: https://github.com/pycqa/flake8
-    rev: '7.2.0'
+    rev: '7.3.0'
     hooks:
     -   id: flake8
+-   repo: https://github.com/pappasam/toml-sort
+    rev: 'v0.24.2'
+    hooks:
+    -   id: toml-sort

noxfile.py

@@ -50,12 +50,14 @@
 
 @nox.session()
 def lint(session):
-    """Run flake8."""
-    session.install("flake8")
+    """Run linters."""
+    session.install("flake8", "toml-sort")
     # stop the linter if there are Python syntax errors or undefined names
     session.run("flake8", "--select=E9,F63,F7,F82", "--show-source")
     # exit-zero treats all errors as warnings
     session.run("flake8", "--exit-zero", "--max-complexity=10")
+    # check the pyproject.toml file for correctness
+    session.run("toml-sort", "--check", "pyproject.toml")
 
 
 def parametrize_test_versions():