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README: less complex minimal flake.nix example

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Vladimir Serov 2020-09-26 13:38:33 +03:00 committed by Robert Helgesson
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@ -305,11 +305,12 @@ in your system configuration and
in your Home Manager configuration.
Flakes
------
Nix Flakes
----------
Home Manager includes a flake.nix for compatibility with [NixOS flakes](https://nixos.wiki/wiki/Flakes) for those
that wish to use it as a module. A bare-minimum flake.nix would be as follows:
Home Manager includes a `flake.nix` file for compatibility with [Nix Flakes][]
for those that wish to use it as a module. A bare-minimum `flake.nix` would be
as follows:
```nix
{
@ -320,40 +321,20 @@ that wish to use it as a module. A bare-minimum flake.nix would be as follows:
home-manager.url = "github:nix-community/home-manager";
};
outputs = inputs: {
outputs = { home-manager, nixpkgs, ... }: {
nixosConfigurations = {
hostname = let
hostname = nixpkgs.lib.nixosSystem {
system = "x86_64-linux";
pkgs = inputs.nixpkgs.legacyPackages.${system};
inherit (inputs.nixpkgs) lib;
# Things in this set are passed to modules and accessible
# in the top-level arguments (e.g. `{ pkgs, lib, inputs, ... }:`).
specialArgs = {
inherit inputs;
};
hm-nixos-as-super = { config, ... }: {
# Submodules have merge semantics, making it possible to amend
# the `home-manager.users` submodule for additional functionality.
options.home-manager.users = lib.mkOption {
type = lib.types.attrsOf (lib.types.submoduleWith {
modules = [ ];
# Makes specialArgs available to Home Manager modules as well.
specialArgs = specialArgs // {
# Allow accessing the parent NixOS configuration.
super = config;
};
});
};
};
modules = [
./configuration.nix
inputs.home.nixosModules.home-manager
hm-nixos-as-super
home-manager.nixosModules.home-manager
{
home-manager.useGlobalPkgs = true;
home-manager.useUserPackages = true;
home-manager.users.user = import ./home.nix;
}
];
in lib.nixosSystem { inherit system modules specialArgs; };
};
};
};
}
@ -384,3 +365,4 @@ an issue.
[channel logs]: https://logs.nix.samueldr.com/home-manager/
[samueldr]: https://github.com/samueldr/
[Nix Pills]: https://nixos.org/nixos/nix-pills/
[Nix Flakes]: https://nixos.wiki/wiki/Flakes