👷 Lint on CI

Author: nikolaik

.github/workflows/lint.yml

@@ -20,3 +20,7 @@ jobs:
       run: tox
       env:
         TOXENV: flake8
+    - name: Run pre-commit 💅
+      run: tox
+      env:
+        TOXENV: pre-commit

tox.ini

@@ -42,10 +42,16 @@ commands = {posargs:py.test --cov=graphene_django graphene_django examples}
 basepython = python3.9
 deps = -e.[dev]
 commands  =
-    black --exclude "/migrations/" graphene_django examples setup.py --check
+    black graphene_django examples setup.py --check
 
 [testenv:flake8]
 basepython = python3.9
 deps = -e.[dev]
 commands =
     flake8 graphene_django examples setup.py
+
+[testenv:pre-commit]
+skip_install = true
+deps = pre-commit
+commands =
+    pre-commit run --all-files --show-diff-on-failure