modules/extra: init deprecations module; warn for elixir & vim-tidal

modules/extra/deprecations.nix

@@ -0,0 +1,16 @@
+{lib, ...}: let
+  inherit (lib.modules) mkRemovedOptionModule;
+in {
+  imports = [
+    # 2024-06-06
+    (mkRemovedOptionModule ["vim" "languages" "elixir"] ''
+      Elixir language support has been removed as of 2024-06-06 as it was long unmaintained. If
+      you dependend on this language support, please consider contributing to its maintenance.
+    '')
+
+    (mkRemovedOptionModule ["vim" "tidal"] ''
+      Tidalcycles language support has been removed as of 2024-06-06 as it was long unmaintained. If
+      you depended on this functionality, please open an issue.
+    '')
+  ];
+}

modules/modules.nix

@@ -53,7 +53,13 @@
     "warnings"
   ];
 
-  allModules = concatLists [neovim plugins wrapper];
+  # Extra modules, such as deprecation warnings
+  # or renames in one place.
+  extra = map (p: ./extra + "/${p}") [
+    "deprecations.nix"
+  ];
+
+  allModules = concatLists [neovim plugins wrapper extra];
 
   pkgsModule = {config, ...}: {
     config = {

modules/plugins/languages/default.nix

@@ -2,10 +2,8 @@
   inherit (lib.nvim.languages) mkEnable;
 in {
   imports = [
-    ./bash
-    ./dart
-    ./elixir
-
+    ./bash.nix
+    ./dart.nix
     ./clang.nix
     ./css.nix
     ./go.nix