54 lines
2.2 KiB
YAML
54 lines
2.2 KiB
YAML
# This file was copied mostly from check-maintainers-sorted.yaml.
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# NOTE: Formatting with the RFC-style nixfmt command is not yet stable. See
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# https://github.com/NixOS/rfcs/pull/166.
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# Because of this, this action is not yet enabled for all files -- only for
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# those who have opted in.
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name: Check that Nix files are formatted
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on:
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pull_request_target:
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permissions:
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contents: read
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jobs:
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nixos:
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runs-on: ubuntu-latest
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if: github.repository_owner == 'NixOS'
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steps:
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- uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
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with:
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# pull_request_target checks out the base branch by default
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ref: refs/pull/${{ github.event.pull_request.number }}/merge
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- uses: cachix/install-nix-action@8887e596b4ee1134dae06b98d573bd674693f47c # v26
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with:
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# explicitly enable sandbox
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extra_nix_config: sandbox = true
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# fix a commit from nixpkgs-unstable to avoid e.g. building nixfmt
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# from staging
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nix_path: nixpkgs=https://github.com/NixOS/nixpkgs/archive/4b455dc2048f73a79eb3713f342369ff58f93e0b.tar.gz
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- name: Install nixfmt
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run: "nix-env -f '<nixpkgs>' -iAP nixfmt-rfc-style"
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- name: Check that Nix files are formatted according to the RFC style
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# Each environment variable beginning with NIX_FMT_PATHS_ is a list of
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# paths to check with nixfmt.
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env:
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# Format paths related to the Nixpkgs CUDA ecosystem.
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NIX_FMT_PATHS_CUDA: |
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pkgs/development/cuda-modules
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pkgs/test/cuda
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pkgs/top-level/cuda-packages.nix
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NIX_FMT_PATHS_VSCODE_EXTS: pkgs/applications/editors/vscode/extensions
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# Iterate over all environment variables beginning with NIX_FMT_PATHS_.
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run: |
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for env_var in "${!NIX_FMT_PATHS_@}"; do
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readarray -t paths <<< "${!env_var}"
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if [[ "${paths[*]}" == "" ]]; then
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echo "Error: $env_var is empty."
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exit 1
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fi
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echo "Checking paths: ${paths[@]}"
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if ! nixfmt --check "${paths[@]}"; then
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echo "Error: nixfmt failed."
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exit 1
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fi
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done
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