depot/third_party/home-manager/modules/programs/nix-index.nix

64 lines
1.9 KiB
Nix
Raw Normal View History

{ config, lib, pkgs, ... }:
let cfg = config.programs.nix-index;
in {
meta.maintainers = with lib.hm.maintainers; [ ambroisie ];
options.programs.nix-index = with lib; {
enable = mkEnableOption "nix-index, a file database for nixpkgs";
package = mkOption {
type = types.package;
default = pkgs.nix-index;
defaultText = literalExpression "pkgs.nix-index";
description = "Package providing the {command}`nix-index` tool.";
};
enableBashIntegration = mkEnableOption "Bash integration" // {
default = true;
};
enableZshIntegration = mkEnableOption "Zsh integration" // {
default = true;
};
enableFishIntegration = mkEnableOption "Fish integration" // {
default = true;
};
};
config = lib.mkIf cfg.enable {
assertions = let
checkOpt = name: {
assertion = cfg.${name} -> !config.programs.command-not-found.enable;
message = ''
The 'programs.command-not-found.enable' option is mutually exclusive
with the 'programs.nix-index.${name}' option.
'';
};
in [ (checkOpt "enableBashIntegration") (checkOpt "enableZshIntegration") ];
home.packages = [ cfg.package ];
programs.bash.initExtra = lib.mkIf cfg.enableBashIntegration ''
source ${cfg.package}/etc/profile.d/command-not-found.sh
'';
programs.zsh.initExtra = lib.mkIf cfg.enableZshIntegration ''
source ${cfg.package}/etc/profile.d/command-not-found.sh
'';
# See https://github.com/bennofs/nix-index/issues/126
programs.fish.shellInit = let
wrapper = pkgs.writeScript "command-not-found" ''
#!${pkgs.bash}/bin/bash
source ${cfg.package}/etc/profile.d/command-not-found.sh
command_not_found_handle "$@"
'';
in lib.mkIf cfg.enableFishIntegration ''
function __fish_command_not_found_handler --on-event fish_command_not_found
${wrapper} $argv
end
'';
};
}