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|
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.programs.zsh.ohMyZsh;
mkLinkFarmEntry = name: dir:
let
env = pkgs.buildEnv {
name = "zsh-${name}-env";
paths = cfg.customPkgs;
pathsToLink = "/share/zsh/${dir}";
};
in
{ inherit name; path = "${env}/share/zsh/${dir}"; };
mkLinkFarmEntry' = name: mkLinkFarmEntry name name;
custom =
if cfg.custom != null then cfg.custom
else if length cfg.customPkgs == 0 then null
else pkgs.linkFarm "oh-my-zsh-custom" [
(mkLinkFarmEntry' "themes")
(mkLinkFarmEntry "completions" "site-functions")
(mkLinkFarmEntry' "plugins")
];
in
{
imports = [
(mkRenamedOptionModule [ "programs" "zsh" "oh-my-zsh" "enable" ] [ "programs" "zsh" "ohMyZsh" "enable" ])
(mkRenamedOptionModule [ "programs" "zsh" "oh-my-zsh" "theme" ] [ "programs" "zsh" "ohMyZsh" "theme" ])
(mkRenamedOptionModule [ "programs" "zsh" "oh-my-zsh" "custom" ] [ "programs" "zsh" "ohMyZsh" "custom" ])
(mkRenamedOptionModule [ "programs" "zsh" "oh-my-zsh" "plugins" ] [ "programs" "zsh" "ohMyZsh" "plugins" ])
];
options = {
programs.zsh.ohMyZsh = {
enable = mkOption {
type = types.bool;
default = false;
description = ''
Enable oh-my-zsh.
'';
};
package = mkOption {
default = pkgs.oh-my-zsh;
defaultText = literalExpression "pkgs.oh-my-zsh";
description = ''
Package to install for `oh-my-zsh` usage.
'';
type = types.package;
};
plugins = mkOption {
default = [];
type = types.listOf(types.str);
description = ''
List of oh-my-zsh plugins
'';
};
custom = mkOption {
default = null;
type = with types; nullOr str;
description = ''
Path to a custom oh-my-zsh package to override config of oh-my-zsh.
(Can't be used along with `customPkgs`).
'';
};
customPkgs = mkOption {
default = [];
type = types.listOf types.package;
description = ''
List of custom packages that should be loaded into `oh-my-zsh`.
'';
};
theme = mkOption {
default = "";
type = types.str;
description = ''
Name of the theme to be used by oh-my-zsh.
'';
};
cacheDir = mkOption {
default = "$HOME/.cache/oh-my-zsh";
type = types.str;
description = ''
Cache directory to be used by `oh-my-zsh`.
Without this option it would default to the read-only nix store.
'';
};
};
};
config = mkIf cfg.enable {
# Prevent zsh from overwriting oh-my-zsh's prompt
programs.zsh.promptInit = mkDefault "";
environment.systemPackages = [ cfg.package ];
programs.zsh.interactiveShellInit = ''
# oh-my-zsh configuration generated by NixOS
export ZSH=${cfg.package}/share/oh-my-zsh
${optionalString (length(cfg.plugins) > 0)
"plugins=(${concatStringsSep " " cfg.plugins})"
}
${optionalString (custom != null)
"ZSH_CUSTOM=\"${custom}\""
}
${optionalString (stringLength(cfg.theme) > 0)
"ZSH_THEME=\"${cfg.theme}\""
}
${optionalString (cfg.cacheDir != null) ''
if [[ ! -d "${cfg.cacheDir}" ]]; then
mkdir -p "${cfg.cacheDir}"
fi
ZSH_CACHE_DIR=${cfg.cacheDir}
''}
source $ZSH/oh-my-zsh.sh
'';
assertions = [
{
assertion = cfg.custom != null -> cfg.customPkgs == [];
message = "If `cfg.custom` is set for `ZSH_CUSTOM`, `customPkgs` can't be used!";
}
];
};
meta.doc = ./oh-my-zsh.xml;
}
|