From dd3f6a2d6ca622a549cc878c7db9ba96aa2212e6 Mon Sep 17 00:00:00 2001
From: takase1121 <20792268+takase1121@users.noreply.github.com>
Date: Sat, 1 Jan 2022 20:00:55 +0800
Subject: run CI only if generated file changed

---
 .github/workflows/workflow.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
index e2d3662..ff94ce7 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/workflow.yml
@@ -17,7 +17,11 @@ jobs:
           cd scripts
           npm install
           npm run main -- "https://github.com/${{ github.repository }}/blob/${GITHUB_REF##*/}/" ../README.md ../README.md
+          cd ..
+          git diff --exit-code -s README.md
+          echo "has_diff=$?" >> $GITHUB_ENV
       - name: create PR
+        if: env.has_diff == 1
         uses: peter-evans/create-pull-request@v3
         with:
           commit-message: Reorganize README.md
-- 
cgit v1.2.3