feat: Moved tree-sitter config from other config over

nvim/.config/nvim/init.lua

@@ -249,6 +249,8 @@ require("lazy").setup({
 			local servers = {
 				-- clangd = {},
 				gopls = {},
+				svelte = {},
+				tailwindcss = {},
 				-- pyright = {},
 				-- rust_analyzer = {},
 				-- ... etc. See `:help lspconfig-all` for a list of all the pre-configured LSPs
@@ -635,11 +637,13 @@ require("lazy").setup({
 
 	{ -- Highlight, edit, and navigate code
 		"nvim-treesitter/nvim-treesitter",
+		lazy = false,
 		build = ":TSUpdate",
-		main = "nvim-treesitter.config", -- Sets main module to use for opts
-		-- [[ Configure Treesitter ]] See `:help nvim-treesitter`
-		opts = {
-			ensure_installed = {
+		branch = "main",
+		-- [[ Configure Treesitter ]] See `:help nvim-treesitter-intro`
+		config = function()
+			-- ensure basic parser are installed
+			local parsers = {
 				"bash",
 				"c",
 				"diff",
@@ -651,25 +655,61 @@ require("lazy").setup({
 				"query",
 				"vim",
 				"vimdoc",
-				"typescript",
-			},
-			-- Autoinstall languages that are not installed
-			auto_install = true,
-			highlight = {
-				enable = true,
-				-- Some languages depend on vim's regex highlighting system (such as Ruby) for indent rules.
-				--  If you are experiencing weird indenting issues, add the language to
-				--  the list of additional_vim_regex_highlighting and disabled languages for indent.
-				additional_vim_regex_highlighting = { "ruby" },
-			},
-			indent = { enable = true, disable = { "ruby" } },
-		},
-		-- There are additional nvim-treesitter modules that you can use to interact
-		-- with nvim-treesitter. You should go explore a few and see what interests you:
-		--
-		--    - Incremental selection: Included, see `:help nvim-treesitter-incremental-selection-mod`
-		--    - Show your current context: https://github.com/nvim-treesitter/nvim-treesitter-context
-		--    - Treesitter + textobjects: https://github.com/nvim-treesitter/nvim-treesitter-textobjects
+			}
+			require("nvim-treesitter").install(parsers)
+
+			---@param buf integer
+			---@param language string
+			local function treesitter_try_attach(buf, language)
+				-- check if parser exists and load it
+				if not vim.treesitter.language.add(language) then
+					return
+				end
+				-- enables syntax highlighting and other treesitter features
+				vim.treesitter.start(buf, language)
+
+				-- enables treesitter based folds
+				-- for more info on folds see `:help folds`
+				-- vim.wo.foldexpr = 'v:lua.vim.treesitter.foldexpr()'
+				-- vim.wo.foldmethod = 'expr'
+
+				-- check if treesitter indentation is available for this language, and if so enable it
+				-- in case there is no indent query, the indentexpr will fallback to the vim's built in one
+				local has_indent_query = vim.treesitter.query.get(language, "indents") ~= nil
+
+				-- enables treesitter based indentation
+				if has_indent_query then
+					vim.bo.indentexpr = "v:lua.require'nvim-treesitter'.indentexpr()"
+				end
+			end
+
+			local available_parsers = require("nvim-treesitter").get_available()
+			vim.api.nvim_create_autocmd("FileType", {
+				callback = function(args)
+					local buf, filetype = args.buf, args.match
+
+					local language = vim.treesitter.language.get_lang(filetype)
+					if not language then
+						return
+					end
+
+					local installed_parsers = require("nvim-treesitter").get_installed("parsers")
+
+					if vim.tbl_contains(installed_parsers, language) then
+						-- enable the parser if it is installed
+						treesitter_try_attach(buf, language)
+					elseif vim.tbl_contains(available_parsers, language) then
+						-- if a parser is available in `nvim-treesitter` auto install it, and enable it after the installation is done
+						require("nvim-treesitter").install(language):await(function()
+							treesitter_try_attach(buf, language)
+						end)
+					else
+						-- try to enable treesitter features in case the parser exists but is not available from `nvim-treesitter`
+						treesitter_try_attach(buf, language)
+					end
+				end,
+			})
+		end,
 	},
 
 	{