github/actions/static: clean up clang-format checker

This is to be squahed before push

Signed-off-by: MyungJoo Ham <[email protected]>

.github/workflows/static.check.yml

@@ -13,19 +13,19 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 5
-      - name: Get changed files
+      - name: Preparing: data for static checkers.
         id: changed-files
         uses: tj-actions/changed-files@v41
         with:
           since_last_remote_commit: true
-      - name: List all files changed
+      - name: Preparing: list changed files.
         env:
           ALL_CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
         run: |
           for file in "$ALL_CHANGED_FILES"; do
             echo "$file was changed"
           done
-      - name: Run clang-format for cc/hh/hpp/cpp files
+      - name: Checker: clang-format for .cc/.hh/.hpp/.cpp files
         env:
           ALL_CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
         shell: bash
@@ -47,7 +47,7 @@ jobs:
           git diff -- *.cc *.hh *.hpp *.cpp > .ci.clang-format.patch
           SIZE=$(stat -c%s .ci.clang-format.patch)
           if [[ $SIZE -ne 0 ]]; then
-            echo "clang-format shows that the commit has style errors."
+            echo "::error clang-format has found style errors in C++ files."
             cat .ci.clang-format.patch
             exit 1
           fi