lib/(neo)vim-plugin: move mkRenamedOptionModule to lib.deprecation processRenameOptions

Supports a function that can be used to specify the destination path for
a list of options.

Author: khaneliman

lib/deprecation.nix

@@ -46,6 +46,21 @@ rec {
         '';
     };
 
+  processRenameOptions =
+    options: oldPath: newPath:
+    (map (
+      option:
+      let
+        result =
+          let
+            optionPath = lib.toList option;
+            optionPathSnakeCase = map lib.nixvim.toSnakeCase optionPath;
+          in
+          lib.mkRenamedOptionModule (oldPath ++ optionPath) (newPath ++ optionPathSnakeCase);
+      in
+      result
+    ) options);
+
   # A clone of types.coercedTo, but it prints a warning when oldType is used.
   transitionType =
     oldType: coerceFn: newType:

lib/helpers.nix

@@ -38,7 +38,12 @@ let
       byteCompileLuaDrv
       ;
 
-    inherit (helpers.deprecation) getOptionRecursive mkDeprecatedSubOptionModule transitionType;
+    inherit (helpers.deprecation)
+      getOptionRecursive
+      mkDeprecatedSubOptionModule
+      processRenameOptions
+      transitionType
+      ;
 
     inherit (helpers.options)
       defaultNullOpts

lib/neovim-plugin.nix

@@ -71,15 +71,7 @@ with lib;
         ++ (optional deprecateExtraOptions (
           mkRenamedOptionModule (basePluginPath ++ [ "extraOptions" ]) settingsPath
         ))
-        ++ (map (
-          option:
-          let
-            optionPath = if isString option then [ option ] else option; # option is already a path (i.e. a list)
-
-            optionPathSnakeCase = map helpers.toSnakeCase optionPath;
-          in
-          mkRenamedOptionModule (basePluginPath ++ optionPath) (settingsPath ++ optionPathSnakeCase)
-        ) optionsRenamedToSettings);
+        ++ (nixvim.processRenameOptions optionsRenamedToSettings basePluginPath settingsPath);
 
       options.${namespace}.${name} =
         {

lib/vim-plugin.nix

@@ -86,15 +86,7 @@ with lib;
         ++ (optional (deprecateExtraConfig && createSettingsOption) (
           mkRenamedOptionModule (basePluginPath ++ [ "extraConfig" ]) settingsPath
         ))
-        ++ (map (
-          option:
-          let
-            optionPath = if isString option then [ option ] else option; # option is already a path (i.e. a list)
-
-            optionPathSnakeCase = map helpers.toSnakeCase optionPath;
-          in
-          mkRenamedOptionModule (basePluginPath ++ optionPath) (settingsPath ++ optionPathSnakeCase)
-        ) optionsRenamedToSettings);
+        ++ (nixvim.processRenameOptions optionsRenamedToSettings basePluginPath settingsPath);
 
       config = mkIf cfg.enable (mkMerge [
         {