Merge branch 'main' into dev

.github/.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "15.0.3"
+  ".": "15.1.0"
 }

CHANGELOG.md

@@ -1,5 +1,18 @@
 # Changelog
 
+## [15.1.0](https://github.com/LazyVim/LazyVim/compare/v15.0.3...v15.1.0) (2025-09-18)
+
+
+### Features
+
+* **treesitter:** automatically install and use mason's tree-sitter-cli if not installed on system ([725d048](https://github.com/LazyVim/LazyVim/commit/725d048e009b866425b2a0cc620ba2c413e8b65f))
+* **treesitter:** refactored setting up treesitter indent/highlight/folds ([b93303d](https://github.com/LazyVim/LazyVim/commit/b93303d2339b1117171780cebed1d710fd3805d5))
+
+
+### Bug Fixes
+
+* **snacks:** safe wrapper around snacks statuscolumn to prevent errors when LazyVim is still installing ([5bf2378](https://github.com/LazyVim/LazyVim/commit/5bf237820d7938b1b6490164fbd75e4117d341c1))
+
 ## [15.0.3](https://github.com/LazyVim/LazyVim/compare/v15.0.2...v15.0.3) (2025-09-17)
 
 

doc/LazyVim.txt

@@ -1,4 +1,4 @@
-*LazyVim.txt*             For Neovim            Last change: 2025 September 17
+*LazyVim.txt*             For Neovim            Last change: 2025 September 18
 
 ==============================================================================
 Table of Contents                                  *LazyVim-table-of-contents*

lua/lazyvim/config/init.lua

@@ -3,7 +3,7 @@ _G.LazyVim = require("lazyvim.util")
 ---@class LazyVimConfig: LazyVimOptions
 local M = {}
 
-M.version = "15.0.3" -- x-release-please-version
+M.version = "15.1.0" -- x-release-please-version
 LazyVim.config = M
 
 ---@class LazyVimOptions

lua/lazyvim/config/options.lua

@@ -68,9 +68,8 @@ opt.fillchars = {
   diff = "╱",
   eob = " ",
 }
-opt.foldexpr = "v:lua.LazyVim.treesitter.foldexpr()" -- treesitter folds
 opt.foldlevel = 99
-opt.foldmethod = "expr"
+opt.foldmethod = "indent"
 opt.foldtext = ""
 opt.formatexpr = "v:lua.LazyVim.format.formatexpr()"
 opt.formatoptions = "jcroqlnt" -- tcqj
@@ -78,7 +77,6 @@ opt.grepformat = "%f:%l:%c:%m"
 opt.grepprg = "rg --vimgrep"
 opt.ignorecase = true -- Ignore case
 opt.inccommand = "nosplit" -- preview incremental substitute
-opt.indentexpr = "v:lua.LazyVim.treesitter.indentexpr()" -- treesitter indents
 opt.jumpoptions = "view"
 opt.laststatus = 3 -- global statusline
 opt.linebreak = true -- Wrap lines at convenient points
@@ -104,7 +102,7 @@ opt.spelllang = { "en" }
 opt.splitbelow = true -- Put new windows below current
 opt.splitkeep = "screen"
 opt.splitright = true -- Put new windows right of current
-opt.statuscolumn = [[%!v:lua.require'snacks.statuscolumn'.get()]]
+opt.statuscolumn = [[%!v:lua.LazyVim.statuscolumn()]]
 opt.tabstop = 2 -- Number of spaces tabs count for
 opt.termguicolors = true -- True color support
 opt.timeoutlen = vim.g.vscode and 1000 or 300 -- Lower than default (1000) to quickly trigger which-key

lua/lazyvim/plugins/lsp/init.lua

@@ -148,6 +148,7 @@ return {
         LazyVim.lsp.on_supports_method("textDocument/foldingRange", function(client, buffer)
           local win = vim.api.nvim_get_current_win()
           vim.wo[win][0].foldexpr = "v:lua.vim.lsp.foldexpr()"
+          vim.wo[win][0].foldmethod = "expr"
         end)
       end
 

lua/lazyvim/plugins/treesitter.lua

@@ -13,7 +13,9 @@ return {
         LazyVim.error("Please restart Neovim and run `:TSUpdate` to use the `nvim-treesitter` **main** branch.")
         return
       end
-      TS.update(nil, { summary = true })
+      LazyVim.treesitter.ensure_treesitter_cli(function()
+        TS.update(nil, { summary = true })
+      end)
     end,
     lazy = vim.fn.argc(-1) == 0, -- load treesitter early when opening a file from the cmdline
     event = { "LazyFile", "VeryLazy" },
@@ -22,6 +24,9 @@ return {
     ---@class lazyvim.TSConfig: TSConfig
     opts = {
       -- LazyVim config for treesitter
+      indent = { enable = true },
+      highlight = { enable = true },
+      folds = { enable = true },
       ensure_installed = {
         "bash",
         "c",
@@ -56,18 +61,12 @@ return {
       -- some quick sanity checks
       if not TS.get_installed then
         return LazyVim.error("Please use `:Lazy` and update `nvim-treesitter`")
-      elseif vim.fn.executable("tree-sitter") == 0 then
-        return LazyVim.error({
-          "**treesitter-main** requires the `tree-sitter` CLI executable to be installed.",
-          "Run `:checkhealth nvim-treesitter` for more information.",
-        })
       elseif type(opts.ensure_installed) ~= "table" then
         return LazyVim.error("`nvim-treesitter` opts.ensure_installed must be a table")
       end
 
       -- setup treesitter
       TS.setup(opts)
-
       LazyVim.treesitter.get_installed(true) -- initialize the installed langs
 
       -- install missing parsers
@@ -75,25 +74,34 @@ return {
         return not LazyVim.treesitter.have(lang)
       end, opts.ensure_installed or {})
       if #install > 0 then
-        TS.install(install, { summary = true }):await(function()
+        LazyVim.treesitter.ensure_treesitter_cli(function()
-          LazyVim.treesitter.get_installed(true) -- refresh the installed langs
+          TS.install(install, { summary = true }):await(function()
+            LazyVim.treesitter.get_installed(true) -- refresh the installed langs
+          end)
         end)
       end
 
-      -- treesitter highlighting
       vim.api.nvim_create_autocmd("FileType", {
         group = vim.api.nvim_create_augroup("lazyvim_treesitter", { clear = true }),
         callback = function(ev)
-          if LazyVim.treesitter.have(ev.match) then
+          if not LazyVim.treesitter.have(ev.match) then
-            pcall(vim.treesitter.start)
+            return
+          end
 
-            -- check if ftplugins changed foldexpr/indentexpr
+          -- highlighting
-            for _, option in ipairs({ "foldexpr", "indentexpr" }) do
+          if vim.tbl_get(opts, "highlight", "enable") ~= false then
-              local expr = "v:lua.LazyVim.treesitter." .. option .. "()"
+            pcall(vim.treesitter.start)
-              if vim.opt_global[option]:get() == expr then
+          end
-                vim.opt_local[option] = expr
+
-              end
+          -- indents
-            end
+          if vim.tbl_get(opts, "indent", "enable") ~= false then
+            vim.bo[ev.buf].indentexpr = "v:lua.LazyVim.treesitter.indentexpr()"
+          end
+
+          -- folds
+          if vim.tbl_get(opts, "folds", "enable") ~= false then
+            vim.wo.foldmethod = "expr"
+            vim.wo.foldexpr = "v:lua.LazyVim.treesitter.foldexpr()"
           end
         end,
       })

lua/lazyvim/util/init.lua

@@ -299,4 +299,9 @@ function M.memoize(fn)
   end
 end
 
+-- Safe wrapper around snacks to prevent errors when LazyVim is still installing
+function M.statuscolumn()
+  return package.loaded.snacks and require("snacks.statuscolumn").get() or ""
+end
+
 return M

lua/lazyvim/util/treesitter.lua

@@ -14,20 +14,70 @@ function M.get_installed(update)
   return M._installed or {}
 end
 
----@param ft string
+---@param what string|number|nil
-function M.have(ft)
+---@overload fun(buf?:number):boolean
-  local lang = vim.treesitter.language.get_lang(ft)
+---@overload fun(ft:string):boolean
-  return lang and M.get_installed()[lang]
+---@return boolean
+function M.have(what)
+  what = what or vim.api.nvim_get_current_buf()
+  what = type(what) == "number" and vim.bo[what].filetype or what --[[@as string]]
+  local lang = vim.treesitter.language.get_lang(what)
+  return lang ~= nil and M.get_installed()[lang] ~= nil
 end
 
 function M.foldexpr()
-  local buf = vim.api.nvim_get_current_buf()
+  return M.have() and vim.treesitter.foldexpr() or "0"
-  return M.have(vim.bo[buf].filetype) and vim.treesitter.foldexpr() or "0"
 end
 
 function M.indentexpr()
-  local buf = vim.api.nvim_get_current_buf()
+  return M.have() and require("nvim-treesitter").indentexpr() or -1
-  return M.have(vim.bo[buf].filetype) and require("nvim-treesitter").indentexpr() or -1
+end
+
+---@param cb fun()
+function M.ensure_treesitter_cli(cb)
+  if vim.fn.executable("tree-sitter") == 1 then
+    return cb()
+  end
+
+  ---@param msg? string
+  local function fail(msg)
+    return LazyVim.error({
+      "**treesitter-nvim** `main` requires the `tree-sitter` CLI executable to be installed.",
+      "Please install it manually from https://github.com/tree-sitter/tree-sitter/tree/master/crates/cli or",
+      "use your system package manager.",
+      "Run `:checkhealth nvim-treesitter` for more information.",
+      msg,
+    })
+  end
+
+  -- try installing with mason
+  if not pcall(require, "mason") then
+    return fail("`mason.nvim` is disabled in your config, so we cannot install it automatically.")
+  end
+
+  -- check again since we might have installed it already
+  if vim.fn.executable("tree-sitter") == 1 then
+    return cb()
+  end
+
+  local mr = require("mason-registry")
+  mr.refresh(function()
+    local p = mr.get_package("tree-sitter-cli")
+    if not p:is_installed() then
+      LazyVim.info("Installing `tree-sitter-cli` with `mason.nvim`...")
+      p:install(
+        nil,
+        vim.schedule_wrap(function(success)
+          if success then
+            LazyVim.info("Installed `tree-sitter-cli` with `mason.nvim`.")
+            cb()
+          else
+            fail("Failed to install `tree-sitter-cli` with `mason.nvim`.")
+          end
+        end)
+      )
+    end
+  end)
 end
 
 return M