From b94c335605c334c24221d53f04ba5af46d304a44 Mon Sep 17 00:00:00 2001
From: Kirill Bulatov <kirill@zed.dev>
Date: Wed, 6 Dec 2023 22:19:48 +0200
Subject: [PATCH] Do not run the same workflow concurrently on non-main
 branches

---
 .github/workflows/ci.yml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8ac2912424bb8b..5ba25dbf947c14 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,6 +11,11 @@ on:
         branches:
             - "**"
 
+concurrency:
+    # Allow only one workflow per any non-`main` branch.
+    group: ${{ github.workflow }}-${{ github.ref_name }}-${{ github.ref_name == 'main' && github.sha || 'anysha' }}
+    cancel-in-progress: true
+
 env:
     CARGO_TERM_COLOR: always
     CARGO_INCREMENTAL: 0