vifm: add module

modules/programs/vifm.nix

@@ -0,0 +1,33 @@
+{ config, lib, pkgs, ... }:
+
+let
+
+  inherit (lib) mkIf mkOption types;
+
+  cfg = config.programs.vifm;
+
+in {
+  meta.maintainers = [ lib.hm.maintainers.aabccd021 ];
+
+  options.programs.vifm = {
+    enable = lib.mkEnableOption "vifm, a Vim-like file manager";
+
+    package = lib.mkPackageOption pkgs "vifm" { };
+
+    extraConfig = mkOption {
+      type = types.lines;
+      default = "";
+      example = "mark h ~/";
+      description = ''
+        Extra lines added to the {file}`$XDG_CONFIG_HOME/vifm/vifmrc` file.
+      '';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    home.packages = [ cfg.package ];
+
+    xdg.configFile."vifm/vifmrc" =
+      mkIf (cfg.extraConfig != "") { text = cfg.extraConfig; };
+  };
+}