From 8f414a4b1c72c5c596cd54aea19eb17f3659a30f Mon Sep 17 00:00:00 2001
From: Olle Jonsson <olle.jonsson@gmail.com>
Date: Tue, 2 Nov 2021 23:37:56 +0100
Subject: [PATCH] CI: ruby/setup-ruby with cache

This is an experiment to see if it works.
---
 .github/workflows/ruby.yml | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 6f67ad06..f1a3a846 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -12,10 +12,12 @@ on:
 
 jobs:
   build:
+    env:
+      BUNDLE_GEMFILE: ${{ matrix.gemfile }}
     strategy:
       fail-fast: false
       matrix:
-        ruby_version: [3.0, 2.7, 2.6, 2.5, 2.4, 2.3, jruby]
+        ruby_version: ["3.0", 2.7, 2.6, 2.5, 2.4, 2.3, jruby]
         gemfile:
           [
             Gemfile,
@@ -69,13 +71,9 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: Set up Ruby
-        uses: eregon/use-ruby-action@master
+        uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby_version }}
+          bundler-cache: true # 'bundle install' and cache
       - name: Build and test with Rake
-        env:
-          BUNDLE_GEMFILE: ${{ matrix.gemfile }}
-        run: |
-          gem install bundler
-          bundle install --jobs 4 --retry 3
-          bundle exec rake
+        run: bundle exec rake