lib/keymap-helpers: refactor mkMapOptionSubmodule

Make the `key` and `action` options optional, and allow configuring
whether `action` can be a raw type.

lib/keymap-helpers.nix

@@ -60,7 +60,11 @@ rec {
       # ["" "n" "v" ...]
       (map ({ short, ... }: short) (attrValues modes));
 
-  mapOptionSubmodule = mkMapOptionSubmodule { };
+  mapOptionSubmodule = mkMapOptionSubmodule {
+    hasKey = true;
+    hasAction = true;
+    rawAction = true;
+  };
 
   mkModeOption =
     default:
@@ -79,14 +83,20 @@ rec {
     };
 
   mkMapOptionSubmodule =
-    defaults:
+    {
+      defaults ? { },
+      hasKey ? false,
+      hasAction ? false,
+      rawAction ? true,
+    }:
     # TODO remove assert once `lua` option is gone
     # This is here to ensure no uses of `mkMapOptionSubmodule` set a `lua` default
     assert !(defaults ? lua);
     (
       with types;
       submodule {
-        options = {
+        options =
+          (optionalAttrs hasKey {
             key = mkOption (
               {
                 type = str;
@@ -95,16 +105,19 @@ rec {
               }
               // (optionalAttrs (defaults ? key) { default = defaults.key; })
             );
-
-          mode = mkModeOption defaults.mode or "";
-
+          })
+          // (optionalAttrs hasAction {
             action = mkOption (
               {
-              type = nixvimTypes.maybeRaw str;
+                type = if rawAction then nixvimTypes.maybeRaw str else str;
                 description = "The action to execute.";
               }
               // (optionalAttrs (defaults ? action) { default = defaults.action; })
             );
+          })
+          // {
+            mode = mkModeOption defaults.mode or "";
+            options = mapConfigOptions;
 
             lua = mkOption {
               type = nullOr bool;
@@ -118,8 +131,6 @@ rec {
               default = null;
               visible = false;
             };
-
-          options = mapConfigOptions;
           };
       }
     );

plugins/lsp/wtf.nix

@@ -36,7 +36,14 @@ in
       keymaps = mapAttrs (
         action: defaults:
         helpers.mkNullOrOption (
-          with types; either str (helpers.keymaps.mkMapOptionSubmodule defaults)
+          with types;
+          either str (
+            helpers.keymaps.mkMapOptionSubmodule {
+              inherit defaults;
+              hasKey = true;
+              hasAction = true;
+            }
+          )
         ) "Keymap for the ${action} action."
       ) defaultKeymaps;