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#──────────────────────────────────────────────────────────────────────────────┐
# SPDX-FileCopyrightText: 2025 toastal <https://toast.al/contact/> │
# SPDX-License-Identifier: LGPL-2.1-or-later │
#──────────────────────────────────────────────────────────────────────────────┘
{
description = "Nixtamal - A Nix version pinning tool with first-class support for Darcs, Pijul, and other VCS systems";
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/16c7794d0a28b5a37904d55bcca36003b9109aaa";
flake-utils.url = "github:numtide/flake-utils";
};
outputs = { self, nixpkgs, flake-utils }:
flake-utils.lib.eachDefaultSystem (system:
let
pkgs = import nixpkgs {
inherit system;
overlays = [
(import ./nix/overlay/default.nix)
(import ./nix/overlay/development.nix)
(import ./nix/overlay/check.nix)
];
};
# Build nixtamal package using callPackage
nixtamalPkg = pkgs.callPackage ./nix/package/nixtamal.nix {
nixtamal = null; # Prevent infinite recursion
};
# Development shell using the same approach as shell.nix
devShell = pkgs.mkShell {
buildInputs = (nixtamalPkg.buildInputs or []) ++ (nixtamalPkg.checkInputs or []);
nativeBuildInputs = nixtamalPkg.nativeBuildInputs or [];
};
in
{
# Package outputs
packages = {
nixtamal = nixtamalPkg;
default = nixtamalPkg;
};
# Development shell
devShells.default = devShell;
# Test suite integration
checks = {
# Basic check that the package builds
nixtamal-build = nixtamalPkg;
# Explicit test check
nixtamal-test = nixtamalPkg;
# Coverage instrumentation sanity check
nixtamal-coverage = pkgs.runCommand "nixtamal-coverage-check"
{
nativeBuildInputs = (nixtamalPkg.nativeBuildInputs or [ ])
++ (nixtamalPkg.buildInputs or [ ])
++ (with pkgs.ocamlPackages; [
bisect_ppx
dune_3
]);
}
''
export HOME="$TMPDIR"
cp -r ${nixtamalPkg.src} source
chmod -R u+w source
cd source
BISECT_ENABLE=YES dune runtest --instrument-with bisect_ppx --force
bisect-ppx-report summary --coverage-path _build/default/test > coverage-summary.txt
mkdir -p "$out"
cp coverage-summary.txt "$out"/
'';
};
# Library outputs for ecosystem integration
lib = {
# Expose the nixtamal package for flake consumption
nixtamal = nixtamalPkg;
# Helper functions for hybrid workflows
makeHybridInputs = {
extraInputs ? {}
}: {
inherit nixtamalPkg;
} // extraInputs;
# Utility to create flake-compatible inputs from nixtamal projects
fromNixtamalProject = projectPath:
import (projectPath + "/nix/tamal") {
inherit system;
nixpkgs = pkgs;
};
};
# App output for running nixtamal directly
apps = {
nixtamal = {
type = "app";
program = "${nixtamalPkg}/bin/nixtamal";
};
default = self.apps.${system}.nixtamal;
};
});
}
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