From 37aac453966129dc6636282fa44161fde60bf39b Mon Sep 17 00:00:00 2001
From: Christoph Koehler <christoph@zerodeviation.net>
Date: Thu, 15 May 2025 11:36:15 -0600
Subject: [PATCH] fix: disable Conform for Rust if we have rust-analyzer
 enabled

---
 docs/release-notes/rl-0.8.md       |  2 ++
 modules/plugins/languages/rust.nix | 11 +++++++++--
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/docs/release-notes/rl-0.8.md b/docs/release-notes/rl-0.8.md
index f55b847c..a8a8d542 100644
--- a/docs/release-notes/rl-0.8.md
+++ b/docs/release-notes/rl-0.8.md
@@ -346,6 +346,8 @@
 - Fix default telescope ignore list entry for '.git/' to properly match
 - Add [gitlinker.nvim] plugin to `vim.git.gitlinker-nvim`
 - Add [nvim-treesitter-textobjects] plugin to `vim.treesitter.textobjects`
+- Default to disabling Conform for Rust if rust-analyzer is used
+  - To force using Conform, set `languages.rust.format.enable = true`.
 
 [rrvsh](https://github.com/rrvsh):
 
diff --git a/modules/plugins/languages/rust.nix b/modules/plugins/languages/rust.nix
index 677f7d3b..09c54ae6 100644
--- a/modules/plugins/languages/rust.nix
+++ b/modules/plugins/languages/rust.nix
@@ -7,7 +7,7 @@
   inherit (builtins) attrNames;
   inherit (lib.meta) getExe;
   inherit (lib.modules) mkIf mkMerge;
-  inherit (lib.options) mkOption mkEnableOption;
+  inherit (lib.options) mkOption mkEnableOption literalMD;
   inherit (lib.strings) optionalString;
   inherit (lib.trivial) boolToString;
   inherit (lib.lists) isList;
@@ -68,7 +68,14 @@ in {
     };
 
     format = {
-      enable = mkEnableOption "Rust formatting" // {default = config.vim.languages.enableFormat;};
+      enable =
+        mkEnableOption "Rust formatting"
+        // {
+          default = !cfg.lsp.enable && config.vim.languages.enableFormat;
+          defaultText = literalMD ''
+            Disabled if Rust LSP is enabled, otherwise follows {option}`vim.languages.enableFormat`
+          '';
+        };
 
       type = mkOption {
         description = "Rust formatter to use";