From 46a278f4a09060bf50c1dbb404424db53dc70715 Mon Sep 17 00:00:00 2001
From: XargonWan <XargonWan@gmail.com>
Date: Tue, 5 Nov 2024 23:15:41 +0900
Subject: [PATCH] PR: exiting if no changes are staged

---
 .github/workflows/pr_from_upstream.yml | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/pr_from_upstream.yml b/.github/workflows/pr_from_upstream.yml
index 2e1cafb..a26104a 100644
--- a/.github/workflows/pr_from_upstream.yml
+++ b/.github/workflows/pr_from_upstream.yml
@@ -75,6 +75,12 @@ jobs:
             git commit -m "Merge changes from upstream ${{ env.UPSTREAM_REPO }}/${{ env.TARGET_BRANCH }} with conflicts"
           fi
 
+          # Check if any changes were introduced by the merge
+          if git diff --exit-code; then
+            echo "No changes detected after merging. Exiting."
+            exit 0  # Exit the workflow if no changes are detected
+          fi
+
           echo "BRANCH_NAME=${BRANCH_NAME}" >> $GITHUB_ENV
 
       - name: Push changes to new branch
@@ -129,4 +135,4 @@ jobs:
                ```bash
                git push origin ${{ env.BRANCH_NAME }}
                ```
-          base: ${{ env.TARGET_BRANCH }}
\ No newline at end of file
+          base: ${{ env.TARGET_BRANCH }}