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emacs: allow extraConfig to reference extraPackages

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This fixes the issue described in

  https://github.com/nix-community/home-manager/pull/1758#issuecomment-1113706592
This commit is contained in:
midchildan 2022-04-30 18:04:08 +09:00 committed by Robert Helgesson
parent 51ea4217f7
commit 64831f938b
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GPG key ID: 36BDAA14C2797E89
2 changed files with 28 additions and 12 deletions
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20
modules/programs/emacs.nix
View file

@ -13,11 +13,15 @@ let
emacsWithPackages = emacsPackages.emacsWithPackages;
createConfPackage = epkgs:
epkgs.trivialBuild {
pname = "default";
src = pkgs.writeText "default.el" cfg.extraConfig;
};
extraPackages = epkgs:
let
packages = cfg.extraPackages epkgs;
userConfig = epkgs.trivialBuild {
pname = "default";
src = pkgs.writeText "default.el" cfg.extraConfig;
packageRequires = packages;
};
in packages ++ optional (cfg.extraConfig != "") userConfig;
in {
meta.maintainers = [ maintainers.rycee ];
@ -91,10 +95,6 @@ in {
config = mkIf cfg.enable {
home.packages = [ cfg.finalPackage ];
programs.emacs = {
finalPackage = emacsWithPackages cfg.extraPackages;
extraPackages = epkgs:
optional (cfg.extraConfig != "") (createConfPackage epkgs);
};
programs.emacs.finalPackage = emacsWithPackages extraPackages;
};
}

20
tests/modules/programs/emacs/extra-config.nix
View file

@ -5,16 +5,32 @@ let
testScript = pkgs.writeText "test.el" ''
;; Emacs won't automatically load default.el when --script is specified
(load "default")
(kill-emacs (if (eq hm 'home-manager) 0 1))
(let* ((test-load-config (eq hm 'home-manager))
(test-load-package (eq (hm-test-fn) 'success))
(is-ok (and test-load-config test-load-package)))
(kill-emacs (if is-ok 0 1)))
'';
emacsBin = "${config.programs.emacs.finalPackage}/bin/emacs";
mkTestPackage = epkgs:
epkgs.trivialBuild {
pname = "hm-test";
src = pkgs.writeText "hm-test.el" ''
(defun hm-test-fn () 'success)
(provide 'hm-test)
'';
};
in lib.mkIf config.test.enableBig {
programs.emacs = {
enable = true;
package = pkgs.emacs-nox;
extraConfig = "(setq hm 'home-manager)";
extraConfig = ''
(require 'hm-test)
(setq hm 'home-manager)
'';
extraPackages = epkgs: [ (mkTestPackage epkgs) ];
};
# running emacs with --script would enable headless mode