Add lua pre-commit hooks (#250)

.pre-commit-hooks.yaml

@@ -13,6 +13,13 @@
   name: LaTeX hooks
   require_serial: true
   verbose: true
+- description: Default pre-commit hooks for Lua repos
+  entry: ./precommit/lua/lua_hooks.py
+  id: lua-hooks
+  language: script
+  name: Lua hooks
+  require_serial: true
+  verbose: true
 - description: Default pre-commit hooks for Python repos
   entry: ./precommit/python/python_hooks.py
   id: python-hooks

.renovaterc.json5

@@ -5,6 +5,7 @@
     fileMatch: [
       "precommit/general/general-hooks.yaml",
       "precommit/latex/latex-hooks.yaml",
+      "precommit/lua/lua-hooks.yaml",
       "precommit/python/python-hooks.yaml",
     ],
   },

precommit/lua/README.md

@@ -0,0 +1,14 @@
+# Lua pre-commit config
+
+In a repository that requires [pre-commit](https://pre-commit.com), simply add a
+file called `.pre-commit-config.yaml` with the following code.
+
+```yaml
+repos:
+  - repo: https://github.com/paddyroddy/.github
+    rev: v0.1.0
+    hooks:
+      - id: lua-hooks
+```
+
+Then run `pre-commit install; pre-commit autoupdate`.

precommit/lua/__init__.py

@@ -0,0 +1 @@
+# noqa: D104

precommit/lua/lua-hooks.yaml

@@ -0,0 +1,6 @@
+---
+repos:
+  - repo: https://github.com/JohnnyMorganz/StyLua
+    rev: v0.20.0
+    hooks:
+      - id: stylua-github

precommit/lua/lua_hooks.py

@@ -0,0 +1,25 @@
+#!/usr/bin/env python
+"""Lua pre-commit hooks."""
+
+import pathlib
+import sys
+
+HERE = pathlib.Path(__file__).resolve()
+
+sys.path.append(str(HERE.parents[1]))
+
+from _run_hooks import run_hooks  # noqa: E402
+
+
+def main() -> int:
+    """
+    Run the Lua pre-commit hooks.
+
+    Returns
+        The return code of the process
+    """
+    return run_hooks(pathlib.Path("lua/lua-hooks.yaml"))
+
+
+if __name__ == "__main__":
+    sys.exit(main())