support ghc 9.2

.github/workflows/ci.yml

@@ -14,77 +14,6 @@ on:
     - cron: '0 0 1 * *'
 
 jobs:
-  stack:
-    name: ${{ matrix.name }}
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        include:
-          # Check that the build passes with the recommended snapshot.
-          - name: stable
-            stack_yaml: "stack.yaml"
-            os: ubuntu-latest
-
-          # Check that the lower bounds are still correct by building with the
-          # lowest-supported version of all our dependencies.
-          - name: oldest
-            stack_yaml: "oldest-supported-lts.yaml"
-            os: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v2
-
-    # see https://github.com/actions/cache/issues/403
-    - name: Work around actions/cache bug
-      if: matrix.os == 'macos-latest'
-      run: |
-        brew update && brew install gnu-tar
-        echo PATH="/usr/local/opt/gnu-tar/libexec/gnubin:$PATH" >> $GITHUB_ENV
-
-    - uses: actions/cache@v2
-      name: Cache Stack Artifacts
-      with:
-        path: |
-          ~/.stack
-          ~/.local/bin
-          .stack-work
-        key: ${{ runner.os }}-stack-${{ hashFiles(matrix.stack_yaml) }}-6
-
-    - uses: haskell/actions/setup@v1
-      id: setup-haskell-stack
-      name: Setup Stack
-      with:
-        enable-stack: true
-        stack-setup-ghc: true
-        stack-no-global: true
-
-    # For some reason, installing happy from lts-9.0 fails unless some other
-    # version of happy is already in the PATH. So let's install a version of
-    # happy from an lts which does not have this problem.
-    - name: Install happy
-      if: matrix.stack_yaml == 'oldest-supported-lts.yaml'
-      run: |
-        stack --stack-yaml=stack.yaml install happy
-
-    - name: Build with happy hack
-      if: matrix.stack_yaml == 'oldest-supported-lts.yaml'
-      run: |
-        PATH="$HOME/.local/bin:$PATH" stack --stack-yaml=${{ matrix.stack_yaml }} install --test --bench --no-run-tests --no-run-benchmarks
-
-    - name: Build
-      if: matrix.stack_yaml == 'stack.yaml'
-      run: |
-        stack --stack-yaml=${{ matrix.stack_yaml }} install --test --bench --no-run-tests --no-run-benchmarks
-
-    - name: Test
-      run: |
-        stack --stack-yaml=${{ matrix.stack_yaml }} test
-
-    - name: Run installed exe
-      run: |
-        stack run '2+2'
-        ~/.local/bin/hawk '2+2'
-
   cabal:
     name: ${{ matrix.name }}
     runs-on: ${{ matrix.os }}
@@ -95,7 +24,7 @@ jobs:
           # version of everything. We use cabal because it uses the latest
           # versions of our dependencies allowed by our upper bounds.
           - name: newest
-            ghc: latest
+            ghc: 9.2
             os: ubuntu-latest
 
     steps: