1 files changed, 10 insertions, 15 deletions
diff --git a/runtime/lua/vim/treesitter/dev.lua b/runtime/lua/vim/treesitter/dev.lua
index 26817cdba5..24dd8243db 100644
--- a/runtime/lua/vim/treesitter/dev.lua
+++ b/runtime/lua/vim/treesitter/dev.lua
@@ -119,7 +119,7 @@ function TSTreeView:new(bufnr, lang)
   end
 
   local t = {
-    ns = api.nvim_create_namespace('treesitter/dev-inspect'),
+    ns = api.nvim_create_namespace('nvim.treesitter.dev_inspect'),
     nodes = nodes,
     named = named,
     ---@type vim.treesitter.dev.TSTreeViewOpts
@@ -135,15 +135,7 @@ function TSTreeView:new(bufnr, lang)
   return t
 end
 
-local decor_ns = api.nvim_create_namespace('ts.dev')
-
----@param range Range4
----@return string
-local function range_to_string(range)
-  ---@type integer, integer, integer, integer
-  local row, col, end_row, end_col = unpack(range)
-  return string.format('[%d, %d] - [%d, %d]', row, col, end_row, end_col)
-end
+local decor_ns = api.nvim_create_namespace('nvim.treesitter.dev')
 
 ---@param w integer
 ---@return boolean closed Whether the window was closed.
@@ -227,14 +219,17 @@ function TSTreeView:draw(bufnr)
   local lang_hl_marks = {} ---@type table[]
 
   for i, item in self:iter() do
-    local range_str = range_to_string({ item.node:range() })
+    local range_str = ('[%d, %d] - [%d, %d]'):format(item.node:range())
     local lang_str = self.opts.lang and string.format(' %s', item.lang) or ''
 
     local text ---@type string
     if item.node:named() then
-      text = string.format('(%s', item.node:type())
+      text = string.format('(%s%s', item.node:missing() and 'MISSING ' or '', item.node:type())
     else
       text = string.format('%q', item.node:type()):gsub('\n', 'n')
+      if item.node:missing() then
+        text = string.format('(MISSING %s)', text)
+      end
     end
     if item.field then
       text = string.format('%s: %s', item.field, text)
@@ -442,7 +437,7 @@ function M.inspect_tree(opts)
     end,
   })
 
-  local group = api.nvim_create_augroup('treesitter/dev', {})
+  local group = api.nvim_create_augroup('nvim.treesitter.dev', {})
 
   api.nvim_create_autocmd('CursorMoved', {
     group = group,
@@ -547,7 +542,7 @@ function M.inspect_tree(opts)
   })
 end
 
-local edit_ns = api.nvim_create_namespace('treesitter/dev-edit')
+local edit_ns = api.nvim_create_namespace('nvim.treesitter.dev_edit')
 
 ---@param query_win integer
 ---@param base_win integer
@@ -633,7 +628,7 @@ function M.edit_query(lang)
   -- can infer the language later.
   api.nvim_buf_set_name(query_buf, string.format('%s/query_editor.scm', lang))
 
-  local group = api.nvim_create_augroup('treesitter/dev-edit', {})
+  local group = api.nvim_create_augroup('nvim.treesitter.dev_edit', {})
   api.nvim_create_autocmd({ 'TextChanged', 'InsertLeave' }, {
     group = group,
     buffer = query_buf,