flake.nix


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{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-utils.url = "github:numtide/flake-utils";
    nix-gleam.url = "github:arnarg/nix-gleam";

    gitignore = {
      url = "github:hercules-ci/gitignore.nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs =
    { self
    , nixpkgs
    , flake-utils
    , nix-gleam
    , gitignore
    , ...
    }: flake-utils.lib.eachDefaultSystem (system:
    let
      pkgs = import nixpkgs {
        inherit system;

        overlays = [
          nix-gleam.overlays.default
        ];
      };

      inherit (gitignore.lib) gitignoreSource;
    in
    {
      packages.default = pkgs.buildGleamApplication {
        src = gitignoreSource ./.;

        rebar3Package = pkgs.rebar3WithPlugins {
          plugins = with pkgs.beamPackages; [
            pc
          ];
        };
      };

      devShell = pkgs.mkShell {
        buildInputs = [
          pkgs.gleam
          pkgs.rebar3
        ];
      };
    }
    );
}