From d7c25f370e64d860967bc7c455c9e85e5867e1d1 Mon Sep 17 00:00:00 2001
From: Roman Telezhynskyi <dismine@gmail.com>
Date: Sat, 25 Sep 2021 08:50:43 +0300
Subject: [PATCH] Prepare brew cache before upload.

---
 .cirrus.yml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/.cirrus.yml b/.cirrus.yml
index 46aa1ff9f..de179d023 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -75,6 +75,12 @@ macos_task_template: &MACOS_TASK_TEMPLATE
     - make -j$(nproc)
   deploy_script:
     - $CIRRUS_WORKING_DIR/scripts/cirrus-deploy.sh
+  before_cache_script:
+    - brew cleanup
+    # Credit https://discourse.brew.sh/t/best-practice-for-homebrew-on-travis-brew-update-is-5min-to-build-time/5215/9
+    # Cache only .git files under "/usr/local/Homebrew" so "brew update" does not take 5min every build
+    - find  /usr/local/Homebrew \! -regex ".+\.git.+" -delete
+    - find  $HOME/Library/Caches/Homebrew \! -regex ".+\.git.+" -delete
   env:
     COMPILER: clang