Files
nixpkgs/.github/workflows/check-format.yml
Wolfgang Walther 65315e5400 workflows: self-test on change
All workflows where it's remotely useful now trigger on a pull_request
event when the workflow file itself is changed. This gives us basic
sanity testing of changes to workflow files itself and reduces the need
for manual tests in forks.
2025-05-14 08:18:38 +02:00

45 lines
1.4 KiB
YAML

name: Check that files are formatted
on:
pull_request:
paths:
- .github/workflows/check-format.yml
pull_request_target:
types: [opened, synchronize, reopened, edited]
permissions: {}
jobs:
get-merge-commit:
uses: ./.github/workflows/get-merge-commit.yml
nixos:
name: fmt-check
runs-on: ubuntu-24.04-arm
needs: get-merge-commit
if: needs.get-merge-commit.outputs.mergedSha
steps:
- uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
with:
ref: ${{ needs.get-merge-commit.outputs.mergedSha }}
- uses: cachix/install-nix-action@526118121621777ccd86f79b04685a9319637641 # v31
with:
extra_nix_config: sandbox = true
- name: Check that files are formatted
run: |
# Note that it's fine to run this on untrusted code because:
# - There's no secrets accessible here
# - The build is sandboxed
if ! nix-build ci -A fmt.check; then
echo "Some files are not properly formatted"
echo "Please format them by going to the Nixpkgs root directory and running one of:"
echo " nix-shell --run treefmt"
echo " nix develop --command treefmt"
echo " nix fmt"
echo "Make sure your branch is up to date with master; rebase if not."
echo "If you're having trouble, please ping @NixOS/nix-formatting"
exit 1
fi