From 2d8093f468010de3ddf4af29852bfd62b3100ec9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien?= <sebastien@shyrogan.fr>
Date: Sat, 22 Nov 2025 23:44:12 +0100
Subject: [PATCH] feat(tailwind): allow for custom options in LSP (example with
 `cva`)

---
 docs/release-notes/rl-0.8.md           |  5 +++++
 modules/plugins/languages/tailwind.nix | 18 ++++++++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/docs/release-notes/rl-0.8.md b/docs/release-notes/rl-0.8.md
index 5914df92..b4f03e03 100644
--- a/docs/release-notes/rl-0.8.md
+++ b/docs/release-notes/rl-0.8.md
@@ -510,3 +510,8 @@
 
 - Add inline typst concealing support under `vim.languages.typst` using
   [typst-concealer].
+
+[Shyrogan](https://github.com/Shyrogan):
+
+- Add `vim.languages.tailwind.lsp.opts` option to Tailwind (for third party such as 
+  [cva](https://beta.cva.style/)) along an example on how to use it.
diff --git a/modules/plugins/languages/tailwind.nix b/modules/plugins/languages/tailwind.nix
index fbe707ba..d35db7c1 100644
--- a/modules/plugins/languages/tailwind.nix
+++ b/modules/plugins/languages/tailwind.nix
@@ -21,6 +21,11 @@
         lspconfig.tailwindcss.setup {
           capabilities = capabilities;
           on_attach = default_on_attach;
+          settings = {
+            tailwindCSS = {
+              ${cfg.lsp.opts}
+            },
+          },
           cmd = ${
           if isList cfg.lsp.package
           then expToLua cfg.lsp.package
@@ -49,6 +54,19 @@ in {
         type = either package (listOf str);
         default = servers.${cfg.lsp.server}.package;
       };
+
+      opts = mkOption {
+        description = "Options to pass to tailwindcss-lsp";
+        type = str;
+        default = "";
+        example = ''
+          experimental = {
+            classRegex = {
+              { "cva\\(([^)]*)\\)", "[\"'`]([^\"'`]+)[\"'`]" },
+            },
+          },
+        '';
+      };
     };
   };