Migrate Neovim config to 0.12

lua/plugins/language-manager.lua

@@ -9,6 +9,7 @@ local M = {
 M.group = vim.api.nvim_create_augroup('language-manager', { clear = true })
 
 local cache_path = vim.fn.stdpath('cache') .. '/language-manager.json'
+local cache_version = 2
 
 local function wrap(item)
   if type(item) == 'string' then
@@ -162,6 +163,14 @@ function M.generate_specs(specs_raw)
     spec.ts = spec.ts or spec.ft
     specs.add(spec.ts, 'ts_parsers')
 
+    local tree_sitter_filetypes = wrap(spec.ft)
+    if #tree_sitter_filetypes == 0 then
+      tree_sitter_filetypes = wrap(spec.ts)
+    end
+    for _, ft in ipairs(tree_sitter_filetypes) do
+      specs.add(spec.ts, 'ts_parsers_by_ft', ft)
+    end
+
     install_spec.add(spec.lsp, 'code_tools')
     local resolved_lsps = {}
     for _, language_server in ipairs(wrap(spec.lsp)) do
@@ -209,11 +218,11 @@ function M.load_specs()
   local specs_raw = require('modules.language-specs').get()
   local hash = hash_spec(specs_raw)
   local cache = load_cache()
-  if cache and cache.hash == hash then
+  if cache and cache.version == cache_version and cache.hash == hash then
     M.general = cache.spec
   else
     M.general, M.mason = M.generate_specs(specs_raw)
-    save_cache({ hash = hash, spec = M.general })
+    save_cache({ version = cache_version, hash = hash, spec = M.general })
   end
   return M.general, M.mason
 end
@@ -231,8 +240,13 @@ end
 
 function M.ts.install()
   vim.cmd.packadd('nvim-treesitter')
-  local ts_install = require('nvim-treesitter.install').ensure_installed_sync
-  ts_install(M.general.ts_parsers)
+  if vim.fn.executable('tree-sitter') == 0 then
+    error('tree-sitter CLI 0.26.1+ is required to install nvim-treesitter parsers')
+  end
+  require('nvim-treesitter').setup({
+    install_dir = vim.fn.stdpath('data') .. '/site',
+  })
+  require('nvim-treesitter').install(M.general.ts_parsers):wait(5 * 60 * 1000)
 end
 
 function M.mason_install()
@@ -287,9 +301,20 @@ function M.install()
 end
 
 function M.ts.setup()
-  require('nvim-treesitter.configs').setup({
-    highlight = { enable = true },
-    incremental_selection = { enable = true },
+  require('nvim-treesitter').setup({
+    install_dir = vim.fn.stdpath('data') .. '/site',
+  })
+
+  vim.api.nvim_create_autocmd('FileType', {
+    group = M.group,
+    callback = function(args)
+      local parsers = M.general
+        and M.general.ts_parsers_by_ft
+        and M.general.ts_parsers_by_ft[vim.bo[args.buf].filetype]
+      if parsers and #parsers > 0 then
+        vim.treesitter.start(args.buf)
+      end
+    end,
   })
 end