148 lines
3.5 KiB
Lua
148 lines
3.5 KiB
Lua
return {
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'nvim-treesitter/nvim-treesitter',
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dependencies = {
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{
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'nvim-treesitter/nvim-treesitter-context',
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opts = {
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max_lines = 4,
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multiline_threshold = 2,
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},
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},
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{
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'mizlan/iswap.nvim',
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enabled = false,
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}
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},
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lazy = false,
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branch = 'main',
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--build = ':TSUpdate',
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config = function()
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local ts = require('nvim-treesitter')
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-- State tracking for async parser loading
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local parsers_loaded = {}
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local parsers_pending = {}
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local parsers_failed = {}
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local ns = vim.api.nvim_create_namespace('treesitter.async')
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-- Helper to start highlighting and indentation
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local function start(buf, lang)
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local ok = pcall(vim.treesitter.start, buf, lang)
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if ok then
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-- vim.bo[buf].indentexpr = "v:lua.require'nvim-treesitter'.indentexpr()"
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end
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return ok
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end
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-- Install core parsers after lazy.nvim finishes loading all plugins
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vim.api.nvim_create_autocmd('User', {
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pattern = 'LazyDone',
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once = true,
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callback = function()
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ts.install({
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"arduino",
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"awk",
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"bash",
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"bibtex",
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"bitbake",
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"c",
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"cmake",
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--"comment",
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"cpp",
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"csv",
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"devicetree",
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"diff",
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"fish",
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"gitattributes",
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"gitcommit",
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"gitignore",
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"git_config",
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"git_rebase",
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"html",
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"vimdoc",
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"http",
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"ini",
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"jq",
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"json",
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--"latex",
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"lua",
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"make",
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"markdown",
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"markdown_inline",
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"matlab",
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"ninja",
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"proto",
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"python",
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"regex",
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"rust",
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"toml",
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"vim",
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"yaml",
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}, {
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max_jobs = 8,
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})
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end,
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})
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-- Decoration provider for async parser loading
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vim.api.nvim_set_decoration_provider(ns, {
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on_start = vim.schedule_wrap(function()
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if #parsers_pending == 0 then
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return false
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end
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for _, data in ipairs(parsers_pending) do
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if vim.api.nvim_buf_is_valid(data.buf) then
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if start(data.buf, data.lang) then
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parsers_loaded[data.lang] = true
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else
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parsers_failed[data.lang] = true
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end
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end
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end
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parsers_pending = {}
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end),
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})
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local group = vim.api.nvim_create_augroup('TreesitterSetup', { clear = true })
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local ignore_filetypes = {
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'checkhealth',
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'lazy',
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'mason',
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'snacks_dashboard',
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'snacks_notif',
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'snacks_win',
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}
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-- Auto-install parsers and enable highlighting on FileType
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vim.api.nvim_create_autocmd('FileType', {
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group = group,
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desc = 'Enable treesitter highlighting and indentation (non-blocking)',
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callback = function(event)
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if vim.tbl_contains(ignore_filetypes, event.match) then
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return
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end
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local lang = vim.treesitter.language.get_lang(event.match) or event.match
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local buf = event.buf
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if parsers_failed[lang] then
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return
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end
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if parsers_loaded[lang] then
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-- Parser already loaded, start immediately (fast path)
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start(buf, lang)
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else
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-- Queue for async loading
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table.insert(parsers_pending, { buf = buf, lang = lang })
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end
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-- Auto-install missing parsers (async, no-op if already installed)
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ts.install({ lang })
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end,
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})
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end
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}
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