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Purity inference

Purity inference #2682

on:
pull_request:
name: devtools nix files test - macos
concurrency:
group: ${{ github.workflow }}-${{ github.ref }}
cancel-in-progress: true
jobs:
devtools-test-macos:
name: devtools-test-mac
runs-on: [self-hosted, macOS, ARM64]
timeout-minutes: 120
steps:
- uses: actions/checkout@v4
- name: Only run all steps if a nix file changed
run: |
git fetch origin ${{ github.base_ref }}
if git diff --name-only origin/${{ github.base_ref }} HEAD | grep 'nix'; then
echo "A nix file was changed. Testing devtools nix files..."
echo "nix_changed=true" >> $GITHUB_ENV
else
echo "A nix file was changed. No need to run tests."
echo "nix_changed=false" >> $GITHUB_ENV
fi
- name: test devtools/flake.nix
if: env.nix_changed == 'true'
id: devtools_test_step
run: |
sed -i '' "s|/home/username/gitrepos/roc|$(realpath .)|g" devtools/flake.nix
cat devtools/flake.nix
mkdir -p ../temp
cp devtools/flake.nix ../temp
cp devtools/flake.lock ../temp
cd ../temp
git init
git add flake.nix flake.lock
nix develop --show-trace
- name: Print tip on fail
if: steps.devtools_test_step.outcome == 'failure'
run: |
echo "The devtools test failed, this can likely be fixed by"
echo "locally deleting devtools/flake.lock and following the"
echo "instructions in devtools/README.md. This will create a"
echo "new flake.lock you should use to replace the old devtools/flake.lock"