commit a553ef2950e1e7f35491c19c3b61ba22e73a0d08 · pyrox.dev/nixpkgs

+2 -19

.github/workflows/nix-parse-v2.yml

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           needs: get-merge-commit

     

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           if: "needs.get-merge-commit.outputs.mergedSha && !contains(github.event.pull_request.title, '[skip treewide]')"

     

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           steps:

     

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             - name: Get list of changed files from PR

     

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               env:

     

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                 GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

     

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               run: |

     

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                 gh api \

     

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                   repos/${{ github.repository }}/pulls/${{github.event.number}}/files --paginate \

     

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                   | jq --raw-output '.[] | select(.status != "removed" and (.filename | endswith(".nix"))) | .filename' \

     

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                   > "$HOME/changed_files"

     

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                 if [[ -s "$HOME/changed_files" ]]; then

     

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                   echo "CHANGED_FILES=$HOME/changed_files" > "$GITHUB_ENV"

     

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                 fi

     

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             - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

     

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               with:

     

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                 ref: ${{ needs.get-merge-commit.outputs.mergedSha }}

     
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                 extra_nix_config: sandbox = true

     

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                 nix_path: nixpkgs=channel:nixpkgs-unstable

     

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             - name: Parse all changed or added nix files

     

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             - name: Parse all nix files

     

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               run: |

     

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                 ret=0

     

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                 while IFS= read -r file; do

     

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                   out="$(nix-instantiate --parse "$file")" || { echo "$out" && ret=1; }

     

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                 done < "$HOME/changed_files"

     

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                 exit "$ret"

     

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               if: ${{ env.CHANGED_FILES && env.CHANGED_FILES != '' }}

     

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                 nix-build ci -A parse

ci/default.nix

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         manual-nixos = (import ../nixos/release.nix { }).manual.${system} or null;

     

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         manual-nixpkgs = (import ../pkgs/top-level/release.nix { }).manual;

     

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         manual-nixpkgs-tests = (import ../pkgs/top-level/release.nix { }).manual.tests;

     

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         parse = pkgs.lib.recurseIntoAttrs {

     

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           latest = pkgs.callPackage ./parse.nix { nix = pkgs.nixVersions.latest; };

     

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         };

     

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         shell = import ../shell.nix { inherit nixpkgs system; };

     

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       }

+43

ci/parse.nix

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       {

     

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         lib,

     

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         nix,

     

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         runCommand,

     

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       }:

     

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       let

     

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         nixpkgs =

     

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           with lib.fileset;

     

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           toSource {

     

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             root = ../.;

     

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             fileset = (fileFilter (file: file.hasExt "nix") ../.);

     

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           };

     

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       in

     

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       runCommand "nix-parse-${nix.name}"

     

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         {

     

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           nativeBuildInputs = [

     

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             nix

     

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           ];

     

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         }

     

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         ''

     

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           export NIX_STORE_DIR=$TMPDIR/store

     

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           export NIX_STATE_DIR=$TMPDIR/state

     

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           cd "${nixpkgs}"

     

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           # Passes all files to nix-instantiate at once.

     

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           # Much faster, but will only show first error.

     

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           parse-all() {

     

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             find . -type f -iname '*.nix' | xargs -P $(nproc) nix-instantiate --parse >/dev/null 2>/dev/null

     

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           }

     

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           # Passes each file separately to nix-instantiate with -n1.

     

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           # Much slower, but will show all errors.

     

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           parse-each() {

     

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             find . -type f -iname '*.nix' | xargs -n1 -P $(nproc) nix-instantiate --parse >/dev/null

     

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           }

     

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           if ! parse-all; then

     

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             parse-each

     

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           fi

     

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           touch $out

     

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         ''