From a1bc442e785b10fdcc29a05da5a13fde0272ce20 Mon Sep 17 00:00:00 2001
From: David Hewson <david.hewson@tracsis.com>
Date: Tue, 16 Jul 2024 13:54:19 +0100
Subject: [PATCH] install stack of macos as it is no longer included ghc 8 not
 happy no macos-latest

---
 .github/workflows/tests.yml | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 4110d9554..8f6f8fa7c 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -17,6 +17,8 @@ jobs:
         args:
         #- "--resolver nightly"
         - "--resolver nightly-2022-02-11"
+        - "--resolver lts-22"
+        - "--resolver lts-20"
         - "--resolver lts-18"
         - "--resolver lts-16"
         - "--resolver lts-14"
@@ -24,6 +26,8 @@ jobs:
         exclude:
           - os: windows-latest
             args: "--resolver nightly"
+          - os: macos-latest
+            args: "--resolver lts-18"
           - os: macos-latest
             args: "--resolver lts-16"
           - os: macos-latest
@@ -42,6 +46,16 @@ jobs:
 #          restore-keys: |
 #            ${{ runner.os }}-${{ matrix.resolver }}-
 
+      - name: Install stack if needed
+        shell: bash
+        run: |
+            set -ex
+            if [[ "${{ matrix.os }}" == "macos-latest" ]]
+            then
+                # macos-latest does not include Haskell tools as of 2024-05-06.
+              curl -sSL https://get.haskellstack.org/ | sh
+            fi
+
       - name: Build and run tests
         shell: bash
         run: |