chore: update checkhealth missing highlighter advice

Author: MeanderingProgrammer

demo/minit.lua

@@ -48,16 +48,12 @@ require('lazy').setup({
             branch = 'main',
             build = ':TSUpdate',
             config = function()
-                require('nvim-treesitter').install({
-                    'html',
-                    'latex',
-                    'markdown',
-                    'markdown_inline',
-                })
+                require('nvim-treesitter')
+                    .install({ 'html', 'latex', 'markdown', 'markdown_inline' })
+                    :wait()
 
-                local group = vim.api.nvim_create_augroup('Highlighter', {})
                 vim.api.nvim_create_autocmd('FileType', {
-                    group = group,
+                    group = vim.api.nvim_create_augroup('Highlighter', {}),
                     pattern = 'markdown',
                     callback = function(args)
                         vim.treesitter.start(args.buf)

lua/render-markdown/health.lua

@@ -5,7 +5,7 @@ local state = require('render-markdown.state')
 local M = {}
 
 ---@private
-M.version = '8.4.7'
+M.version = '8.4.8'
 
 function M.check()
     M.start('version')
@@ -119,19 +119,16 @@ end
 ---@private
 ---@param language string
 function M.highlighter(language)
-    -- nvim-treesitter is removing module support so cannot be used to check
-    -- if highlights are enabled, so we create a buffer and check the state
+    -- create a temporary buffer to check if vim.treesitter.start gets called
     local buf = vim.api.nvim_create_buf(false, true)
     vim.bo[buf].filetype = language
     local ok = vim.treesitter.highlighter.active[buf] ~= nil
     vim.api.nvim_buf_delete(buf, { force = true })
     if ok then
         vim.health.ok(language .. ': highlighter enabled')
     else
-        -- TODO(1.0): update advice once module support is removed
         vim.health.error(language .. ': highlighter not enabled', {
-            'enable the highlight module in your nvim-treesitter config',
-            "require('nvim-treesitter.configs').setup({ highlight = { enable = true } })",
+            ('call vim.treesitter.start on %s buffers'):format(language),
         })
     end
 end

tests/minimal_init.lua

@@ -26,7 +26,7 @@ vim.cmd.runtime('plugin/plenary.vim')
 
 require('nvim-treesitter')
     .install({ 'html', 'latex', 'markdown', 'markdown_inline' })
-    :wait(60000)
+    :wait()
 
 vim.api.nvim_create_autocmd('FileType', {
     group = vim.api.nvim_create_augroup('Highlighter', {}),