Merge pull request #120 from input-output-hk/coot/ghc-caching

Caching on GHA

Author: coot

.github/workflows/checks.yml

@@ -27,3 +27,51 @@ jobs:
     - name: Check changelogs
       run: ./scripts/check-changelogs.sh
 
+  stylish-haskell:
+    runs-on: ubuntu-22.04
+
+    env:
+      STYLISH_HASKELL_VERSION: "0.14.4.0"
+
+    steps:
+    - name: Set cache version
+      run: |
+        echo "CACHE_VERSION=hi5eTh3A" >> $GITHUB_ENV
+
+    - name: "Install build environment (apt-get)"
+      run: |
+        sudo apt-get update
+        sudo apt-get -y install fd-find
+
+    - name: "Setup Haskell"
+      uses: haskell-actions/setup@v2
+      id: setup-haskell
+      with:
+        ghc-version: 9.6.3
+        cabal-version: 3.10.1.0
+
+    - name: "Setup cabal bin path"
+      run: |
+        echo "$HOME/.cabal/bin" >> $GITHUB_PATH
+
+    - name: Download stylish-haskell
+      run: |
+        version="${{ env.STYLISH_HASKELL_VERSION }}"
+
+        curl -sL \
+          "https://github.com/haskell/stylish-haskell/releases/download/v$version/stylish-haskell-v$version-linux-x86_64.tar.gz" \
+          | tar -C "/tmp" -xz
+
+        echo "PATH=/tmp/stylish-haskell-v$version-linux-x86_64:$PATH" >> $GITHUB_ENV
+
+    - name: "`stylish-haskell` version"
+      run: |
+        which stylish-haskell
+        stylish-haskell --version
+
+    - uses: actions/checkout@v3
+
+    - name: "Run `stylish-haskell`"
+      run: |
+        ./scripts/check-stylish.sh
+        git diff --exit-code

.github/workflows/haskell.yml

@@ -82,59 +82,3 @@ jobs:
 
     - name: strict-mvar [test]
       run: cabal run strict-mvar:test
-
-
-  stylish-haskell:
-    runs-on: ubuntu-22.04
-
-    env:
-      STYLISH_HASKELL_VERSION: "0.14.4.0"
-
-    steps:
-    - name: Set cache version
-      run: |
-        echo "CACHE_VERSION=hi5eTh3A" >> $GITHUB_ENV
-
-    - name: "Install build environment (apt-get)"
-      run: |
-        sudo apt-get update
-        sudo apt-get -y install fd-find
-
-    - name: "Setup Haskell"
-      uses: haskell-actions/setup@v2
-      id: setup-haskell
-      with:
-        ghc-version: 9.6.3
-        cabal-version: 3.10.1.0
-
-    - name: "Setup cabal bin path"
-      run: |
-        echo "$HOME/.cabal/bin" >> $GITHUB_PATH
-
-    - uses: actions/cache@v3
-      name: "Cache cabal store"
-      with:
-        path: ${{ steps.setup-haskell.outputs.cabal-store }}
-        key: cache-dependencies-${{ env.CACHE_VERSION }}
-
-    - name: Download stylish-haskell
-      run: |
-        version="${{ env.STYLISH_HASKELL_VERSION }}"
-
-        curl -sL \
-          "https://github.com/haskell/stylish-haskell/releases/download/v$version/stylish-haskell-v$version-linux-x86_64.tar.gz" \
-          | tar -C "/tmp" -xz
-
-        echo "PATH=/tmp/stylish-haskell-v$version-linux-x86_64:$PATH" >> $GITHUB_ENV
-
-    - name: "`stylish-haskell` version"
-      run: |
-        which stylish-haskell
-        stylish-haskell --version
-
-    - uses: actions/checkout@v3
-
-    - name: "Run `stylish-haskell`"
-      run: |
-        ./scripts/check-stylish.sh
-        git diff --exit-code