Merge remote-tracking branch 'origin/master' into 5-generate-documentation-in-ci

.clang-format

+BasedOnStyle: LLVM

.gitlab-ci.yml

@@ -15,6 +15,7 @@
 
 stages:
     - images
+    - analyze
     - build
 
 .build-image: &build-image
@@ -50,6 +51,18 @@ build-image-docu:
         IMAGE_NAME: "docu"
     <<: *build-image
 
+check-code-format:
+    stage: analyze
+    image: $CI_REGISTRY_IMAGE/dev:$CI_COMMIT_REF_SLUG
+    script:
+        - >
+            find . \
+                -name "*.h" -print0 \
+                -o \
+                -name "*.cc" -print0 | \
+            xargs -0 -I {} -P $(nproc) \
+                bash -c 'diff <(cat {}) <(clang-format {})'
+
 build-library:
     stage: build
     image: $CI_REGISTRY_IMAGE/dev:$CI_COMMIT_REF_SLUG

docker/Dockerfile

@@ -18,6 +18,7 @@ ARG DEBIAN_FRONTEND=noninteractive
 
 FROM $BASE_IMAGE
 
+RUN apt-get update && apt-get install -y clang-format
 RUN apt-get update && apt-get install -y cmake
 RUN apt-get update && apt-get install -y g++
 RUN apt-get update && apt-get install -y googletest