home-manager/modules/programs/alacritty.nix
r-vdp ba6b75011b
alacritty: make compatible with alacritty 0.13
The config file is in TOML from 0.13 onwards.
2023-12-28 21:25:20 +01:00

76 lines
2.2 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.programs.alacritty;
useToml = lib.versionAtLeast cfg.package.version "0.13";
tomlFormat = pkgs.formats.toml { };
configFileName = "alacritty.${if useToml then "toml" else "yml"}";
in {
options = {
programs.alacritty = {
enable = mkEnableOption "Alacritty";
package = mkOption {
type = types.package;
default = pkgs.alacritty;
defaultText = literalExpression "pkgs.alacritty";
description = "The Alacritty package to install.";
};
settings = mkOption {
type = tomlFormat.type;
default = { };
example = literalExpression ''
{
window.dimensions = {
lines = 3;
columns = 200;
};
keyboard.bindings = [
{
key = "K";
mods = "Control";
chars = "\\x0c";
}
];
}
'';
description = ''
Configuration written to
{file}`$XDG_CONFIG_HOME/alacritty/alacritty.yml` or
{file}`$XDG_CONFIG_HOME/alacritty/alacritty.toml`
(the latter being used for alacritty 0.13 and later).
See <https://github.com/alacritty/alacritty/tree/master#configuration>
for more info.
'';
};
};
};
config = mkIf cfg.enable {
home.packages = [ cfg.package ];
xdg.configFile."alacritty/${configFileName}" =
lib.mkIf (cfg.settings != { }) (lib.mkMerge [
(lib.mkIf useToml {
source =
(tomlFormat.generate configFileName cfg.settings).overrideAttrs
(finalAttrs: prevAttrs: {
buildCommand = lib.concatStringsSep "\n" [
prevAttrs.buildCommand
# TODO: why is this needed? Is there a better way to retain escape sequences?
"substituteInPlace $out --replace '\\\\' '\\'"
];
});
})
# TODO remove this once we don't need to support Alacritty < 0.12 anymore
(lib.mkIf (!useToml) {
text =
replaceStrings [ "\\\\" ] [ "\\" ] (builtins.toJSON cfg.settings);
})
]);
};
}