home-manager/modules/programs/pistol.nix
Matthew Toohey b7eb400d41
pistol: refactor
This pull requests refactors the pistol configuration options, since
the current options are deficient in a few ways.

Closes #3486
2022-12-16 17:05:30 +01:00

86 lines
2.3 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.programs.pistol;
configFile = concatStringsSep "\n" (map ({ fpath, mime, command }:
if fpath == "" then "${mime} ${command}" else "fpath ${fpath} ${command}")
cfg.associations);
association = types.submodule {
options = {
command = mkOption {
type = types.str;
description = "Preview command for files matched by this association.";
};
fpath = mkOption {
type = types.str;
default = "";
description = "File path regex that this association should match.";
};
mime = mkOption {
type = types.str;
default = "";
description = "Mime type regex that this association should match.";
};
};
};
in {
imports = [
(mkRemovedOptionModule [ "programs" "pistol" "config" ]
"Pistol is now configured with programs.pistol.associations.")
];
meta.maintainers = [ hm.maintainers.mtoohey ];
options.programs.pistol = {
enable = mkEnableOption "file previewer for terminal file managers";
associations = mkOption {
type = types.listOf association;
default = [ ];
example = literalExpression ''
[
{ mime = "application/json"; command = "bat %pistol-filename%"; }
{ mime = "application/*"; command = "hexyl %pistol-filename%"; }
{ fpath = ".*.md$"; command = "sh: bat --paging=never --color=always %pistol-filename% | head -8"; }
]
'';
description = ''
Associations written to the Pistol configuration at
<filename>$XDG_CONFIG_HOME/pistol/pistol.conf</filename>.
'';
};
};
config = mkIf cfg.enable (mkMerge [
{
assertions = [{
assertion = all ({ fpath, mime, ... }:
(fpath != "" && mime == "") || (fpath == "" && mime != ""))
cfg.associations;
message = ''
Each entry in programs.pistol.associations must contain exactly one
of fpath or mime.
'';
}];
home.packages = [ pkgs.pistol ];
}
(mkIf (cfg.associations != [ ] && pkgs.stdenv.hostPlatform.isDarwin) {
home.file."Library/Application Support/pistol/pistol.conf".text =
configFile;
})
(mkIf (cfg.associations != [ ] && !pkgs.stdenv.hostPlatform.isDarwin) {
xdg.configFile."pistol/pistol.conf".text = configFile;
})
]);
}