40 lines
770 B
Nix
40 lines
770 B
Nix
{ lib, config, ... }:
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let
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cfg = config.systemModules.user.shell;
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in
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{
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imports = [
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./fish
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# ./bash
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# ./zsh
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];
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options.systemModules.user.shell = {
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fish = {
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enable = lib.mkEnableOption "Enable fish as the user shell";
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};
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zsh = {
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enable = lib.mkEnableOption "Enable zsh as the user shell";
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};
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bash = {
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enable = lib.mkEnableOption "Enable bash as the user shell";
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};
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};
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config = {
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assertions = [
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{
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assertion =
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(lib.length (lib.filter (x: x) [
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cfg.fish.enable or false
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cfg.zsh.enable or false
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cfg.bash.enable or false
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]) <= 1);
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message = "Only one user shell can be active in the configuration";
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}
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];
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};
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}
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