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hmModule: emacsPackagesOverlay option

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This commit is contained in:
László Vaskó
2020-11-01 09:49:50 +01:00
parent 4ca2366aad
commit 3d3d95b13b
1 changed files with 25 additions and 1 deletions
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26
modules/home-manager.nix
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@ -3,6 +3,12 @@
let
cfg = config.programs.doom-emacs;
inherit (lib) literalExample mkEnableOption mkIf mkOption types;
overlayType = lib.mkOptionType {
name = "overlay";
description = "Emacs packages overlay";
check = lib.isFunction;
merge = lib.mergeOneOption;
};
in
{
options.programs.doom-emacs = {
@ -51,6 +57,24 @@ in
default = pkgs.emacs;
example = literalExample "pkgs.emacs";
};
emacsPackagesOverlay = mkOption {
description = ''
Overlay to customize emacs (elisp) dependencies.
As inputs are gathered dynamically, this is the only way to hook into
package customization.
'';
type = with types; overlayType;
default = self: super: { };
defaultText = "self: super { }";
example = literalExample ''
self: super: {
magit-delta = super.magit-delta.overrideAttrs (esuper: {
buildInputs = esuper.buildInputs ++ [ pkgs.git ];
});
};
'';
};
package = mkOption {
internal = true;
};
@ -61,7 +85,7 @@ in
emacs = pkgs.callPackage self {
extraPackages = (epkgs: cfg.extraPackages);
emacsPackages = pkgs.emacsPackagesFor cfg.emacsPackage;
inherit (cfg) doomPrivateDir extraConfig;
inherit (cfg) doomPrivateDir extraConfig emacsPackagesOverlay;
dependencyOverrides = inputs;
};
in