From d46bb3df79fd71344d0c8d7c6de5b67c99f65906 Mon Sep 17 00:00:00 2001
From: Luke Lau <luke_lau@icloud.com>
Date: Wed, 13 Nov 2019 15:33:41 +0000
Subject: [PATCH] Add restore keys

---
 .github/workflows/haskell.yml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/haskell.yml b/.github/workflows/haskell.yml
index 41b82aa..7d90328 100644
--- a/.github/workflows/haskell.yml
+++ b/.github/workflows/haskell.yml
@@ -34,7 +34,9 @@ jobs:
       uses: actions/cache@v1
       with:
         path: ~/.cabal
-        key: ${{ runner.OS }}-${{ matrix.ghc }}-cabal
+        key: ${{ runner.OS }}-${{ matrix.ghc }}-cabal-${{ hashFiles('../**/*.cabal') }}
+        restore-keys: |
+          ${{ runner.OS }}-${{ matrix.ghc }}-cabal
 
     - name: Build HIE
       run: |
-- 
2.30.2