CI: add astyle pre-commit hook

tools/ci/astyle-rules.yml

@@ -0,0 +1,19 @@
+DEFAULT:
+  # These formatting options will be used by default.
+  options: "--style=otbs --attach-namespaces --attach-classes --indent=spaces=4 --convert-tabs --align-reference=name --keep-one-line-statements --pad-header --pad-oper --unpad-paren --max-continuation-indent=120"
+
+submodules:
+  # Don't format the code in submodules
+  check: false
+  include:
+    - "/connectedhomeip/connectedhomeip/"
+
+not_formatted:
+  # Files which are not supposed to be formatted.
+  # Typically, these are:
+  # - Upstream source code we don't want to modify
+  # - Generated files
+  check: false
+  include:
+    - "/components/esp_matter/zap_common/"
+    - "/examples/demo/badge/components/"

tools/ci/format_all.sh

@@ -1,13 +1,21 @@
 #!/bin/bash
+set -euo pipefail
 
+if [ ! -x "$(command -v astyle_py)" ]; then
+	echo "astyle_py not found, please install astyle_py:"
+	echo "  pip install -U astyle_py==VERSION"
+	echo "where VERSION is the same as in .pre-commit-config.yaml."
+	exit 1
+fi
 pushd "$(pwd)"
 
 cd "${ESP_MATTER_PATH}"
+
 SRC_FILES="$(find components device_hal examples -regextype posix-egrep -regex  ".*\.(c|cpp|cxx|h|hpp|hxx)" |\
-             grep -v -iE '/gen/|/build/|/zap-generated/')"
+             grep -v -iE '/gen/|/build/|/zap-generated/|/managed_components/')"
 for SRC_FILE in ${SRC_FILES}; do
     echo "formatting ${SRC_FILE}"
-    clang-format -i "${SRC_FILE}"
+    astyle_py --astyle-version=3.4.7 --rules=tools/ci/astyle-rules.yml "${SRC_FILE}"
 done
 
 popd