chore: add check-sdist to checks (#681)

---------

Signed-off-by: Henry Schreiner <henryfs@princeton.edu>

Author: henryiii

.github/workflows/test.yml

@@ -38,9 +38,6 @@ jobs:
         cache-dependency-path: pyproject.toml
     - name: Install the project and its test dependencies
       run: pip install --group test coverage[toml] .
-    - name: Include SDist check dependencies
-      if: matrix.python-version == '3.13'
-      run: pip install build flit
     - name: Test with pytest
       run: coverage run -m pytest -v
       env:

.pre-commit-config.yaml

@@ -34,5 +34,13 @@ repos:
   - id: rst-directive-colons
   - id: rst-inline-touching-normal
 
+- repo: https://github.com/henryiii/check-sdist
+  rev: v1.4.0
+  hooks:
+  - id: check-sdist
+    args: [--inject-junk]
+    additional_dependencies:
+    - flit-core
+
 ci:
   autoupdate_schedule: quarterly

pyproject.toml

@@ -135,7 +135,3 @@ depends = []
 deps = ["pre-commit"]
 package = "skip"
 commands = [["pre-commit", "run", "-a"]]
-
-[tool.tox.env.pkg]
-deps = ["build", "flit >= 3.8"]
-commands = [["pytest", "tests/test_sdist.py", { replace = "posargs", extend = true }]]