home-manager/modules/default.nix

{ configuration, pkgs, lib ? pkgs.lib
 
# Whether to check that each option has a matching declaration.
, check ? true
# Extra arguments passed to specialArgs.
, extraSpecialArgs ? { } }:
 
let
 
collectFailed = cfg:
map (x: x.message) (lib.filter (x: !x.assertion) cfg.assertions);
 
showWarnings = res:
let f = w: x: builtins.trace "warning: ${w}" x;
in lib.fold f res res.config.warnings;
 
extendedLib = import ./lib/stdlib-extended.nix lib;
 
hmModules = import ./modules.nix {
inherit check pkgs;
lib = extendedLib;
};
 
rawModule = extendedLib.evalModules {
modules = [ configuration ] ++ hmModules;
class = "homeManager";
specialArgs = { modulesPath = builtins.toString ./.; } // extraSpecialArgs;
};
 
moduleChecks = raw:
showWarnings (let
failed = collectFailed raw.config;
failedStr = lib.concatStringsSep "\n" (map (x: "- ${x}") failed);
in if failed == [ ] then
raw
else
throw ''
 
Failed assertions:
${failedStr}'');
 
withExtraAttrs = rawModule:
let module = moduleChecks rawModule;
in {
inherit (module) options config;
 
activationPackage = module.config.home.activationPackage;
 
# For backwards compatibility. Please use activationPackage instead.
activation-script = module.config.home.activationPackage;
 
newsDisplay = rawModule.config.news.display;
newsEntries = lib.sort (a: b: a.time > b.time)
(lib.filter (a: a.condition) rawModule.config.news.entries);
 
inherit (module._module.args) pkgs;
 
extendModules = args: withExtraAttrs (rawModule.extendModules args);
};
in withExtraAttrs rawModule