this is better

scripts/auto-formatter.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+if [[ ! -f README.md ]]; then
+  cd ..
+fi
+
+cmake_fmt="cmake-format"
+if command -v ${cmake_fmt} &> /dev/null; then
+  cmake_fmt_cmd="${cmake_fmt} -i CMakeLists.txt"
+  eval ${cmake_fmt_cmd}
+else
+  echo "No ${cmake_fmt} tool found, not formatting CMake files"
+fi
+
+cpp_format="clang-format"
+file_selectors="-iname *.h -o -iname *.cpp -o -iname *.c -o -iname *.tpp"
+if command -v ${cpp_format} &> /dev/null; then
+  find ./src ${file_selectors} | xargs clang-format --style=file -i
+  find ./hal ${file_selectors} | xargs clang-format --style=file -i
+  find ./tests ${file_selectors} | xargs clang-format --style=file -i
+else
+  echo "No ${cpp_format} tool found, not formatting C++/C files"
+fi