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cargo: add cargoHome option

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This commit is contained in:
Utkarsh Gupta 2026-03-02 10:17:48 +00:00 • committed by Austin Horstman
parent b92cad188c
commit 38539206d0
3 changed files with 58 additions and 8 deletions
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32
modules/programs/cargo.nix
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@ -18,11 +18,19 @@ in
package = lib.mkPackageOption pkgs "cargo" { nullable = true; };
cargoHome = lib.mkOption {
type = lib.types.nullOr lib.types.str;
apply = p: if p != null then lib.removePrefix "${config.home.homeDirectory}/" p else p;
default = null;
example = lib.literalExpression "\${config.xdg.dataHome}/cargo";
description = "Directory to store cargo configuration & state. Setting this also sets $CARGO_HOME.";
};
settings = lib.mkOption {
inherit (tomlFormat) type;
default = { };
description = ''
Available configuration options for the .cargo/config see:
Available configuration options for the $CARGO_HOME/config see:
https://doc.rust-lang.org/cargo/reference/config.html
'';
};
@ -30,15 +38,23 @@ in
};
};
config = lib.mkIf cfg.enable {
home = {
packages = lib.mkIf (cfg.package != null) [ cfg.package ];
config =
let
cargoHome = if cfg.cargoHome != null then cfg.cargoHome else ".cargo";
in
lib.mkIf cfg.enable {
home = {
packages = lib.mkIf (cfg.package != null) [ cfg.package ];
file = {
".cargo/config.toml" = {
source = tomlFormat.generate "config.toml" cfg.settings;
sessionVariables = lib.mkIf (cfg.cargoHome != null) {
CARGO_HOME = "${config.home.homeDirectory}/${cfg.cargoHome}";
};
file = {
"${cargoHome}/config.toml" = {
source = tomlFormat.generate "config.toml" cfg.settings;
};
};
};
};
};
}