depot/third_party/home-manager/modules/programs/direnv.nix
Default email a0869759be Project import generated by Copybara.
GitOrigin-RevId: ac319fd3149b23a3ad8ee24cb2def6e67acf194c
2021-07-03 00:36:30 +02:00

114 lines
2.9 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.programs.direnv;
tomlFormat = pkgs.formats.toml { };
in {
imports = [
(mkRenamedOptionModule [
"programs"
"direnv"
"enableNixDirenvIntegration"
] [ "programs" "direnv" "nix-direnv" "enable" ])
];
meta.maintainers = [ maintainers.rycee ];
options.programs.direnv = {
enable = mkEnableOption "direnv, the environment switcher";
config = mkOption {
type = tomlFormat.type;
default = { };
description = ''
Configuration written to
<filename>~/.config/direnv/config.toml</filename>.
</para><para>
See
<citerefentry>
<refentrytitle>direnv.toml</refentrytitle>
<manvolnum>1</manvolnum>
</citerefentry>.
for the full list of options.
'';
};
stdlib = mkOption {
type = types.lines;
default = "";
description = ''
Custom stdlib written to
<filename>~/.config/direnv/direnvrc</filename>.
'';
};
enableBashIntegration = mkOption {
default = true;
type = types.bool;
description = ''
Whether to enable Bash integration.
'';
};
enableZshIntegration = mkOption {
default = true;
type = types.bool;
description = ''
Whether to enable Zsh integration.
'';
};
enableFishIntegration = mkOption {
default = true;
type = types.bool;
description = ''
Whether to enable Fish integration.
'';
};
nix-direnv = {
enable = mkEnableOption ''
<link
xlink:href="https://github.com/nix-community/nix-direnv">nix-direnv</link>,
a fast, persistent use_nix implementation for direnv'';
enableFlakes = mkEnableOption "Flake support in nix-direnv";
};
};
config = mkIf cfg.enable {
home.packages = [ pkgs.direnv ];
xdg.configFile."direnv/config.toml" = mkIf (cfg.config != { }) {
source = tomlFormat.generate "direnv-config" cfg.config;
};
xdg.configFile."direnv/direnvrc" = let
package =
pkgs.nix-direnv.override { inherit (cfg.nix-direnv) enableFlakes; };
text = concatStringsSep "\n" (optional (cfg.stdlib != "") cfg.stdlib
++ optional cfg.nix-direnv.enable
"source ${package}/share/nix-direnv/direnvrc");
in mkIf (text != "") { inherit text; };
programs.bash.initExtra = mkIf cfg.enableBashIntegration (
# Using mkAfter to make it more likely to appear after other
# manipulations of the prompt.
mkAfter ''
eval "$(${pkgs.direnv}/bin/direnv hook bash)"
'');
programs.zsh.initExtra = mkIf cfg.enableZshIntegration ''
eval "$(${pkgs.direnv}/bin/direnv hook zsh)"
'';
programs.fish.shellInit = mkIf cfg.enableFishIntegration ''
${pkgs.direnv}/bin/direnv hook fish | source
'';
};
}