Treesitter update

lua/autocmd.lua

@@ -30,7 +30,7 @@ vim.api.nvim_create_autocmd('SwapExists', {
     desc = 'Always choose to delete the swap file, files are saved automatically',
     group = vim.api.nvim_create_augroup('NoSwaps', { clear = true }),
     callback = function(args)
-        vim.cmd("let v:swapchoice = 'd'")
+        vim.cmd "let v:swapchoice = 'd'"
     end,
 })
 
@@ -116,4 +116,33 @@ vim.api.nvim_create_autocmd('BufWritePost', {
     end,
 })
 
+vim.api.nvim_create_autocmd('FileType', {
+    pattern = {
+        'bash',
+        'c',
+        'diff',
+        'html',
+        'lua',
+        'luadoc',
+        'markdown',
+        'markdown_inline',
+        'query',
+        'vim',
+        'vimdoc',
+        'php',
+        'javascript',
+        'typescript',
+        'json',
+    },
+    callback = function()
+        -- syntax highlighting, provided by Neovim
+        vim.treesitter.start()
+        -- folds, provided by Neovim
+        vim.wo.foldexpr = 'v:lua.vim.treesitter.foldexpr()'
+        vim.wo.foldmethod = 'expr'
+        -- indentation, provided by nvim-treesitter
+        vim.bo.indentexpr = "v:lua.require'nvim-treesitter'.indentexpr()"
+    end,
+})
+
 require('helpers').edit_cf('a', '/lua/autocmd.lua')