fix LSPs, add c# support

CLAUDE.md

@@ -54,7 +54,7 @@ Mason auto-installs: clojure-lsp, clj-kondo, fennel-ls, lua-language-server
 Uses Neovim 0.11+ built-in LSP (`vim.lsp.config` / `vim.lsp.enable`), NOT nvim-lspconfig:
 - **clojure_lsp** - .clj/.edn files
 - **lua_ls** - .lua files
-- **fennel_language_server** - .fnl files
+- **fennel_ls** - .fnl files
 
 ## Leader Keys
 

fnl/config/init.fnl

@@ -80,15 +80,31 @@
    :settings {:Lua {:runtime {:version :LuaJIT}
                     :workspace {:library (vim.api.nvim_get_runtime_file "" true)}}}})
 
-(vim.lsp.config :fennel_language_server
-  {:cmd [:fennel-language-server]
+(vim.lsp.config :fennel_ls
+  {:cmd [:fennel-ls]
    :filetypes [:fennel]
    :root_markers [:.nfnl.fnl :fnl :.git]
    :settings {:fennel {:workspace {:library (vim.api.nvim_get_runtime_file "" true)}
                        :diagnostics {:globals [:vim]}}}})
 
-;; Enable the configured LSP servers
-(vim.lsp.enable [:clojure_lsp :lua_ls :fennel_language_server])
+;; rust-analyzer: prefer nightly toolchain (version-matched to proc-macro server),
+;; then PATH, then Mason
+(local rust-analyzer-bin
+  (let [nightly-ra (.. (vim.fn.expand "~") "/.rustup/toolchains/nightly-aarch64-apple-darwin/bin/rust-analyzer")]
+    (if (= (vim.fn.executable nightly-ra) 1)
+        nightly-ra
+        (= (vim.fn.executable "rust-analyzer") 1)
+        "rust-analyzer"
+        (.. (vim.fn.stdpath "data") "/mason/bin/rust-analyzer"))))
+
+(vim.lsp.config :rust_analyzer
+  {:cmd [rust-analyzer-bin]
+   :filetypes [:rust]
+   :root_markers [:Cargo.toml :Cargo.lock :.git]
+   :settings {:rust-analyzer {:checkOnSave {:command "clippy"}}}})
+
+;; Enable the configured LSP servers (roslyn handled by roslyn.nvim plugin)
+(vim.lsp.enable [:clojure_lsp :lua_ls :fennel_ls :rust_analyzer])
 
 ;; LSP keymaps (set on attach)
 (autocmd "LspAttach"
@@ -107,8 +123,8 @@
                  opts)
                (keymap :n "<leader>rn" vim.lsp.buf.rename opts)
                (keymap :n "<leader>ca" vim.lsp.buf.code_action opts)
-               (keymap :n "[d" (fn [] (vim.diagnostic.jump {:count -1})) opts)
-               (keymap :n "]d" (fn [] (vim.diagnostic.jump {:count 1})) opts)
+               (keymap :n "[d" (fn [] (vim.diagnostic.jump {:count -1 :float true})) opts)
+               (keymap :n "]d" (fn [] (vim.diagnostic.jump {:count 1 :float true})) opts)
                (keymap :n "<leader>e" vim.diagnostic.open_float opts)
                (keymap :n "<leader>F" vim.lsp.buf.format opts))})
 
@@ -123,9 +139,9 @@
   (fn [opts]
     (if (and opts.args (> (length opts.args) 0))
         (vim.lsp.enable opts.args)
-        (vim.lsp.enable [:clojure_lsp :lua_ls :fennel_language_server])))
+        (vim.lsp.enable [:clojure_lsp :lua_ls :fennel_ls :rust_analyzer])))
   {:nargs "?"
-   :complete (fn [] [:clojure_lsp :lua_ls :fennel_language_server])
+   :complete (fn [] [:clojure_lsp :lua_ls :fennel_ls :rust_analyzer])
    :desc "Start LSP server"})
 
 (usercmd "LspStop"

fnl/plugins/init.fnl

@@ -105,13 +105,15 @@
  {repo "williamboman/mason.nvim"
   :lazy false
   :build ":MasonUpdate"
-  :opts {:ui {:border "rounded"}}}
+  :opts {:ui {:border "rounded"}
+         :registries ["github:mason-org/mason-registry"
+                      "github:Crashdummyy/mason-registry"]}}
 
  ;; Auto-install LSP servers and tools via Mason
  {repo "WhoIsSethDaniel/mason-tool-installer.nvim"
   :lazy false
   :dependencies ["williamboman/mason.nvim"]
-  :opts {:ensure_installed ["clojure-lsp" "clj-kondo" "fennel-language-server" "lua-language-server"]}}
+  :opts {:ensure_installed ["clojure-lsp" "clj-kondo" "fennel-ls" "lua-language-server" "rust-analyzer" "roslyn"]}}
 
  ;; Hop - EasyMotion-like word jumping
  {repo "smoka7/hop.nvim"
@@ -184,15 +186,23 @@
   :opts {:keymap {:preset "super-tab"
                   "<C-Space>" [(fn [cmp] (cmp.show {:providers ["supermaven"]})) :fallback]
                   "<Tab>" [:select_and_accept :snippet_forward :fallback]
-                  "<CR>" [:select_and_accept :fallback]}
-         :completion {:trigger {:show_on_keyword false
-                                :show_on_trigger_character false}
-                      :list {:selection {:preselect true :auto_insert false}}
+                  "<CR>" [:select_and_accept :fallback]
+                  "<Esc>" [:cancel :fallback]}
+         :completion {:list {:selection {:preselect true :auto_insert false}}
                       :documentation {:auto_show true}}
-         :sources {:default ["lsp" "supermaven" "path" "buffer"]
+         :sources {:default ["lsp" "path" "buffer"]
                    :providers {:supermaven {:name "Supermaven"
                                             :module "supermaven-blink"}}}}}
 
+ ;; roslyn.nvim - C# and Blazor/Razor LSP via Roslyn language server
+ ;; Must not be ft-gated: plugin/roslyn.lua calls vim.lsp.enable which needs to
+ ;; run before the FileType event fires, or existing .cs buffers won't attach.
+ {repo "seblj/roslyn.nvim"
+  :lazy false
+  :config (fn []
+            (let [roslyn (require :roslyn)]
+              (roslyn.setup {})))}
+
  ;; gitsigns.nvim - Git diff signs in the sign column
  {repo "lewis6991/gitsigns.nvim"
   :event ["BufReadPre" "BufNewFile"]

lazy-lock.json

@@ -1,22 +1,23 @@
 {
-  "blink.cmp": { "branch": "main", "commit": "4b18c32adef2898f95cdef6192cbd5796c1a332d" },
+  "blink.cmp": { "branch": "main", "commit": "78336bc89ee5365633bcf754d93df01678b5c08f" },
   "claudecode.nvim": { "branch": "main", "commit": "102d835c964069c9c5e37abaf05ae4f9c3ee6f00" },
-  "conjure": { "branch": "main", "commit": "403639610bcb9b6a5dfc494dc3179cc19773a471" },
-  "gitsigns.nvim": { "branch": "main", "commit": "7c4faa3540d0781a28588cafbd4dd187a28ac6e3" },
+  "conjure": { "branch": "main", "commit": "2ddd752d43b35d72aa3e339c3ae051b8dbad8549" },
+  "gitsigns.nvim": { "branch": "main", "commit": "dd3f588bacbeb041be6facf1742e42097f62165d" },
   "hop.nvim": { "branch": "master", "commit": "08ddca799089ab96a6d1763db0b8adc5320bf050" },
   "lazy.nvim": { "branch": "main", "commit": "306a05526ada86a7b30af95c5cc81ffba93fef97" },
   "mason-tool-installer.nvim": { "branch": "main", "commit": "443f1ef8b5e6bf47045cb2217b6f748a223cf7dc" },
-  "mason.nvim": { "branch": "main", "commit": "44d1e90e1f66e077268191e3ee9d2ac97cc18e65" },
-  "nfnl": { "branch": "main", "commit": "fecf731e02bc51d88372c4f992fe1ef0c19c02ae" },
+  "mason.nvim": { "branch": "main", "commit": "e54f5bf5f12c560da31c17eee5b3e1bd369f3ff9" },
+  "nfnl": { "branch": "main", "commit": "ac0177c5549df7abba7a19554c18a7765386c894" },
   "nvim-parinfer": { "branch": "master", "commit": "3968e669d9f02589aa311d33cb475b16b27c5fbb" },
-  "nvim-treesitter": { "branch": "main", "commit": "f8bbc3177d929dc86e272c41cc15219f0a7aa1ac" },
-  "plenary.nvim": { "branch": "master", "commit": "b9fd5226c2f76c951fc8ed5923d85e4de065e509" },
+  "nvim-treesitter": { "branch": "main", "commit": "4916d6592ede8c07973490d9322f187e07dfefac" },
+  "plenary.nvim": { "branch": "master", "commit": "74b06c6c75e4eeb3108ec01852001636d85a932b" },
+  "roslyn.nvim": { "branch": "main", "commit": "b62d1a588765f0aa1b46ed260252c9e456408835" },
   "snacks.nvim": { "branch": "main", "commit": "ad9ede6a9cddf16cedbd31b8932d6dcdee9b716e" },
   "supermaven-nvim": { "branch": "main", "commit": "07d20fce48a5629686aefb0a7cd4b25e33947d50" },
-  "telescope.nvim": { "branch": "master", "commit": "a0bbec21143c7bc5f8bb02e0005fa0b982edc026" },
-  "tokyonight.nvim": { "branch": "main", "commit": "5da1b76e64daf4c5d410f06bcb6b9cb640da7dfd" },
+  "telescope.nvim": { "branch": "master", "commit": "f04ab730b8f9c6bf3f54a206d0dcddfd70c52d59" },
+  "tokyonight.nvim": { "branch": "main", "commit": "cdc07ac78467a233fd62c493de29a17e0cf2b2b6" },
   "vim-repeat": { "branch": "master", "commit": "65846025c15494983dafe5e3b46c8f88ab2e9635" },
-  "vim-sexp": { "branch": "master", "commit": "2fc0a7c7e44fe94e48156d6a5b5fea28538430eb" },
+  "vim-sexp": { "branch": "master", "commit": "c6e7180781c5603f5ea0e2305adb0c117e4f8284" },
   "vim-sexp-mappings-for-regular-people": { "branch": "master", "commit": "4debb74b0a3e530f1b18e5b7dff98a40b2ad26f1" },
   "which-key.nvim": { "branch": "main", "commit": "3aab2147e74890957785941f0c1ad87d0a44c15a" }
 }

lua/bootstrap.lua

@@ -19,7 +19,7 @@ return {
     branch = "main",
     build = ":TSUpdate",
     config = function()
-      local langs = { "clojure", "fennel", "lua", "vim", "vimdoc", "query" }
+      local langs = { "clojure", "fennel", "lua", "vim", "vimdoc", "query", "c_sharp", "html" }
 
       -- Install parsers asynchronously on first load
       vim.schedule(function()
@@ -32,16 +32,22 @@ return {
       -- Enable treesitter highlighting for supported filetypes
       -- This is required for nvim-paredit to work (needs vim.treesitter.get_node())
       vim.api.nvim_create_autocmd("FileType", {
-        pattern = { "clojure", "fennel", "lua", "vim", "query", "scheme", "lisp" },
+        pattern = { "clojure", "fennel", "lua", "vim", "query", "scheme", "lisp", "cs", "razor", "html" },
         callback = function()
           pcall(vim.treesitter.start)
         end,
       })
+
+      -- Filetype detection for Blazor/Razor files
+      vim.filetype.add({ extension = { razor = "razor" } })
+
+      -- Use html parser for razor files (no razor parser exists; LSP covers C# parts)
+      vim.treesitter.language.register("html", "razor")
     end,
   },
   {
     "nvim-telescope/telescope.nvim",
-    tag = "0.1.8",
+    branch = "master",
     dependencies = { "nvim-lua/plenary.nvim" },
     keys = {
       { "<leader>ff", "<cmd>Telescope find_files<cr>", desc = "Find files" },