NO MESSAGE SET

Author: rsa17826

.github/workflows/main.yml

@@ -19,14 +19,22 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Modified files
+      - name: check modified files
+        id: check_files
         run: |
-          case '${{ github.event_name }}' in
-            push)
-              changedFiles=$(git diff --name-only --diff-filter=d "${GITHUB_EVENT_BEFORE}" "${GITHUB_SHA}")
-              ;;
-            pull_request)
-              changedFiles=$(git diff --name-only --diff-filter=d "${GITHUB_EVENT_BASE_REF}" "${GITHUB_EVENT_HEAD_REF}")
-              ;;
-          esac
-          echo "$changedFiles"
+          echo "=============== list modified files ==============="
+          git diff --name-only HEAD^ HEAD
+          
+          echo "========== check paths of modified files =========="
+          git diff --name-only HEAD^ HEAD > files.txt
+          while IFS= read -r file
+          do
+            echo $file
+            if [[ $file != db/* ]]; then
+              echo "This modified file is not under the 'db' folder."
+              echo "::set-output name=run_job::false"
+              break
+            else
+              echo "::set-output name=run_job::true"
+            fi
+          done < files.txt