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fix: warn when :InspectTree on buffer with no parser #32783

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Problem: `InspectTree` error on buffer without ts parser attached.

Solution: show a more correct warning.
This commit is contained in:
phanium
2025-03-11 21:15:22 +08:00
committed by GitHub
parent b9d693b804
commit 0829e7575d
1 changed files with 10 additions and 2 deletions
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12
runtime/lua/vim/treesitter/dev.lua
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@ -76,7 +76,9 @@ end
--- ---
---@package ---@package
function TSTreeView:new(bufnr, lang) function TSTreeView:new(bufnr, lang)
local parser = vim.treesitter.get_parser(bufnr or 0, lang, { error = false }) bufnr = bufnr or 0
lang = lang or vim.treesitter.language.get_lang(vim.bo[bufnr].filetype)
local parser = vim.treesitter.get_parser(bufnr, lang, { error = false })
if not parser then if not parser then
return nil, return nil,
string.format( string.format(
@ -334,7 +336,13 @@ function M.inspect_tree(opts)
-- window id for source buffer -- window id for source buffer
local win = api.nvim_get_current_win() local win = api.nvim_get_current_win()
local treeview = assert(TSTreeView:new(buf, opts.lang)) local treeview, err = TSTreeView:new(buf, opts.lang)
if err and err:match('no parser for lang') then
vim.api.nvim_echo({ { err, 'WarningMsg' } }, true, {})
return
elseif not treeview then
error(err)
end
-- Close any existing inspector window -- Close any existing inspector window
if vim.b[buf].dev_inspect then if vim.b[buf].dev_inspect then