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|
self:
{
config,
lib,
pkgs,
...
}:
let
cfg = config.programs.skills;
lock = lib.importJSON cfg.lockFile;
fetch =
src:
builtins.fetchTree (
{
type = "git";
inherit (src) url rev;
allRefs = true;
}
# With a narHash Nix reuses what `skills` already put in the store, so
# private sources work even when root evaluates this without SSH keys.
// lib.optionalAttrs (src ? narHash) { inherit (src) narHash; }
);
skills = lib.concatMapAttrs (
_: src:
let
tree = fetch src;
in
lib.mapAttrs (_: path: "${tree}/${path}") src.skills
) lock.sources;
linkInto = dir: lib.mapAttrs' (name: path: lib.nameValuePair "${dir}/${name}" { source = path; }) skills;
in
{
options.programs.skills = {
enable = lib.mkEnableOption "agent skills from a skills lock file";
package = lib.mkOption {
type = lib.types.package;
default = self.packages.${pkgs.stdenv.hostPlatform.system}.default;
defaultText = lib.literalExpression "skills.packages.\${system}.default";
description = "The skills CLI.";
};
lockFile = lib.mkOption {
type = lib.types.path;
example = lib.literalExpression "./skills.lock";
description = "The skills.lock whose skills to install.";
};
manifest = lib.mkOption {
type = lib.types.nullOr lib.types.str;
default = null;
example = "/home/me/dotfiles/skills.json";
description = ''
Absolute path of the writable skills.json next to {option}`lockFile`,
so that `skills add` and `skills update` edit your configuration.
'';
};
agents = lib.mkOption {
type = lib.types.listOf (
lib.types.enum [
"claude"
"codex"
"opencode"
]
);
default = [ "claude" ];
description = "Agents to install the skills into.";
};
};
config = lib.mkIf cfg.enable {
assertions = [
{
assertion = lock.version or null == 1;
message = "programs.skills.lockFile has an unsupported version; upgrade skills.";
}
];
home.packages = [ cfg.package ];
home.sessionVariables = {
SKILLS_MANAGED_BY = "home-manager";
}
// lib.optionalAttrs (cfg.manifest != null) { SKILLS_MANIFEST = cfg.manifest; };
home.file = lib.mkMerge [
(lib.mkIf (lib.elem "claude" cfg.agents) (linkInto ".claude/skills"))
(lib.mkIf (lib.elem "codex" cfg.agents) (linkInto ".codex/skills"))
];
xdg.configFile = lib.mkIf (lib.elem "opencode" cfg.agents) (linkInto "opencode/skills");
};
}
|
