From edd25382687c840f10eec23d72fa08ebd3515fbf Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Mon, 12 Aug 2019 23:36:42 +0900
Subject: Add a quick job to be used for branch protection

---
 .github/workflows/check_branch.yml | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 .github/workflows/check_branch.yml

(limited to '.github/workflows/check_branch.yml')

diff --git a/.github/workflows/check_branch.yml b/.github/workflows/check_branch.yml
new file mode 100644
index 0000000000..797e78ef07
--- /dev/null
+++ b/.github/workflows/check_branch.yml
@@ -0,0 +1,15 @@
+# This will be used to achieve [Misc #16094] later.
+name: check_branch
+on: [pull_request]
+jobs:
+  master:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check if branch is master
+        run: |
+          if [ "$BASE_REF" != master ]; then
+            echo "Only master branch accepts a pull request, but it's '$BASE_REF'."
+            exit 1
+          fi
+        env:
+          BASE_REF: ${{ github.base_ref }}
-- 
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