feat(clang-tidy): determine error using exit_code (#329)

Signed-off-by: kobayu858 <[email protected]>

clang-tidy/action.yaml

@@ -139,14 +139,15 @@ runs:
       if: ${{ steps.get-target-files.outputs.target-files != '' }}
       run: |
         mkdir /tmp/clang-tidy-result
-        run-clang-tidy -p build/ -export-fixes /tmp/clang-tidy-result/fixes.yaml -j $(nproc) ${{ steps.get-target-files.outputs.target-files }} > /tmp/clang-tidy-result/report.log || true
+        run-clang-tidy -p build/ -export-fixes /tmp/clang-tidy-result/fixes.yaml -j $(nproc) ${{ steps.get-target-files.outputs.target-files }} > /tmp/clang-tidy-result/report.log && true
+        echo "exit_code=$?" >> $GITHUB_ENV
         echo "${{ github.event.number }}" > /tmp/clang-tidy-result/pr-id.txt
         echo "${{ github.event.pull_request.head.repo.full_name }}" > /tmp/clang-tidy-result/pr-head-repo.txt
         echo "${{ github.event.pull_request.head.ref }}" > /tmp/clang-tidy-result/pr-head-ref.txt
       shell: bash
 
     - name: Check if the report.log file exists
-      id: check-report-txt-existence
+      id: check-report-log-existence
       uses: autowarefoundation/autoware-github-actions/check-file-existence@v1
       with:
         files: /tmp/clang-tidy-result/report.log
@@ -158,16 +159,13 @@ runs:
         files: /tmp/clang-tidy-result/fixes.yaml
 
     - name: Upload artifacts
-      if: ${{ steps.check-report-txt-existence.outputs.exists == 'true' && steps.check-fixes-yaml-existence.outputs.exists == 'true' }}
+      if: ${{ steps.check-report-log-existence.outputs.exists == 'true' && steps.check-fixes-yaml-existence.outputs.exists == 'true' }}
       uses: actions/upload-artifact@v4
       with:
         name: clang-tidy-result
         path: /tmp/clang-tidy-result/
 
     - name: Mark the workflow as failed if clang-tidy find an error
-      if: ${{ steps.check-report-txt-existence.outputs.exists == 'true' }}
-      run: |
-        if [ -n "$(grep ": error:" /tmp/clang-tidy-result/report.log)" ]; then
-          exit 1
-        fi
+      if: ${{ env.exit_code != '0' }}
+      run: exit 1
       shell: bash