Clang format in the CI

Signed-off-by: Mateusz Mazur <[email protected]>

.clang-format

@@ -5,7 +5,6 @@ AccessModifierOffset: -2
 AlignAfterOpenBracket: Align
 AlignArrayOfStructures: None
 AlignConsecutiveAssignments:
-  Enabled:         true
   AcrossEmptyLines: false
   AcrossComments:  false
   AlignCompound:   false
@@ -26,7 +25,6 @@ AlignConsecutiveDeclarations:
   AlignFunctionPointers: false
   PadOperators:    false
 AlignConsecutiveMacros:
-  Enabled:         false
   AcrossEmptyLines: false
   AcrossComments:  false
   AlignCompound:   false

.github/workflows/clang-format.yml

@@ -0,0 +1,27 @@
+name: Clang formatting checker
+
+on:
+  push:
+    branches: ["master"]
+  pull_request:
+    branches: ["master"]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    env:
+      DRY: "TRUE"
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+
+      # Dependecies needed only for Linux - Modbus Communication
+      - name: Install dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y clang-format
+
+      - name: Build
+        run: DRY=TRUE bash reformat-all.sh

reformat-all.sh

@@ -1,3 +1,13 @@
 #!/bin/sh
 
-find . -name '*.cpp' -o -name '*.hpp' | xargs clang-format -i -style=file
+ALL_FORMATABLE_FILES=$(find src include tests example -name '*.cpp' -o -name '*.hpp')
+CLANG_FORMAT_ARGS="-i -style=file"
+
+echo "*** Modbus Clang Format Wrapper **"
+echo "DRY RUN: $DRY"
+
+if [[ "$DRY" = "TRUE" ]]; then
+    exec clang-format --dry-run $CLANG_FORMAT_ARGS $ALL_FORMATABLE_FILES
+else
+    exec clang-format $CLANG_FORMAT_ARGS $ALL_FORMATABLE_FILES
+fi