From ea09e13992cce3d9c389a403148e75eedd2b9732 Mon Sep 17 00:00:00 2001
From: Hamza Remmal <hamza@remmal.dev>
Date: Sun, 20 Oct 2024 08:45:12 +0200
Subject: [PATCH] Use bash shell when using here-strings (#21817)

<img width="1032" alt="Screenshot 2024-10-20 at 07 14 49"
src="https://github.com/user-attachments/assets/321ba7ce-9fd2-413c-aec3-14215fbee786">


[positive](https://github.com/WojciechMazur/dotty/actions/runs/11416876799/job/31768568868)
test in #21810 also uses `bash` instead of `sh`

Closes #21815
[Cherry-picked 022b1ffa21631fb96e424942ba12b49f6996ec77]
---
 .github/workflows/ci.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 09894b272f22..9cd0f0b3899c 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -581,6 +581,7 @@ jobs:
           echo "THISBUILD_VERSION=$ver" >> $GITHUB_ENV
 
       - name: Check is version matching pattern
+        shell: bash
         run: |
           if ! grep -Eo "3\.[0-9]+\.[0-9]+-RC[0-9]+-bin-[0-9]{8}-[a-zA-Z0-9]{7}-NIGHTLY" <<< "${{ env.THISBUILD_VERSION }}"; then
             echo "Version used by compiler to publish nightly release does not match expected pattern"