tools: codeformat.py

New code formatter based on upstream.

tools/codeformat.py

@@ -0,0 +1,33 @@
+#!/usr/bin/env python3
+
+import importlib.util
+import os
+
+# import codeformat from upstream micropython tools
+spec = importlib.util.spec_from_file_location(
+    "codeformat",
+    os.path.join(os.path.dirname(__file__), "..", "..", "..", "tools", "codeformat.py"),
+)
+codeformat = importlib.util.module_from_spec(spec)
+spec.loader.exec_module(codeformat)
+
+# override with Pybricks paths
+
+codeformat.PATHS = [
+    "ports/pybricks/bricks/**/*.[ch]",
+    "ports/pybricks/extmod/*.[ch]",
+    "ports/pybricks/lib/pbio/**/*.[ch]",
+    "ports/pybricks/py/*.[ch]",
+    # Python
+    "ports/pybricks/bricks/**/*.py",
+    "ports/pybricks/tests/**/*.py",
+    "ports/pybricks/tools/**/*.py",
+]
+
+codeformat.EXCLUSIONS = [
+    "ports/pybricks/bricks/nxt/nxt-firmware-drivers/**/*.[ch]",
+    "ports/pybricks/bricks/*/build*/**/*.[ch]",
+]
+
+if __name__ == "__main__":
+    codeformat.main()