plugins/vim-bbye: init + tests (#248)

plugins/utils/vim-bbye.nix

@@ -0,0 +1,52 @@
+{
+  pkgs,
+  config,
+  lib,
+  ...
+}:
+with lib; let
+  cfg = config.plugins.vim-bbye;
+  helpers = import ../helpers.nix {inherit lib;};
+in {
+  options.plugins.vim-bbye = {
+    enable = mkEnableOption "vim-bbye";
+
+    package = helpers.mkPackageOption "vim-bbye" pkgs.vimPlugins.vim-bbye;
+
+    keymapsSilent = mkOption {
+      type = types.bool;
+      description = "Whether vim-bbye keymaps should be silent.";
+      default = false;
+    };
+
+    keymaps = {
+      bdelete = helpers.mkNullOrOption types.str ''
+        Keymap for deleting the current buffer.";
+      '';
+
+      bwipeout = helpers.mkNullOrOption types.str ''
+        Keymap for completely deleting the current buffer.";
+      '';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    extraPlugins = [cfg.package];
+
+    maps.normal = with cfg.keymaps;
+      (optionalAttrs (!isNull bdelete)
+        {
+          ${bdelete} = {
+            action = ":Bdelete<CR>";
+            silent = cfg.keymapsSilent;
+          };
+        })
+      // (optionalAttrs (!isNull bwipeout)
+        {
+          ${bwipeout} = {
+            action = ":Bwipeout<CR>";
+            silent = cfg.keymapsSilent;
+          };
+        });
+  };
+}