Files
nix-dotfiles/home/modules/programs/cargo/default.nix

41 lines
1.2 KiB
Nix

{ config, pkgs, lib, ... }:
let
cfg = config.programs.cargo;
format = pkgs.formats.toml { };
cargoHome = config.home.sessionVariables.CARGO_HOME or "${config.home.homeDirectory}/.cargo";
relativeCargoHome = lib.strings.removePrefix config.home.homeDirectory cargoHome;
in
{
options.programs.cargo = {
enable = lib.mkEnableOption "cargo, the rust package manager and build tool";
package = lib.mkPackageOption pkgs "cargo" { };
addPackageToEnvironment = lib.mkOption {
description = "Whether to add cargo to the user's environment.";
type = lib.types.bool;
default = true;
example = false;
};
settings = lib.mkOption {
description = "cargo settings";
type = lib.types.submodule {
freeformType = format.type;
};
};
};
config = lib.mkIf cfg.enable {
home = {
sessionVariables.CARGO_HOME = lib.mkIf config.home.preferXdgDirectories (lib.mkDefault "${config.xdg.dataHome}/cargo");
packages = lib.mkIf cfg.addPackageToEnvironment [ cfg.package ];
file."${relativeCargoHome}/config.toml" = lib.mkIf (cfg.settings != { }) {
source = format.generate "cargo-config.toml" cfg.settings;
};
};
};
}