local lazy = require("lazy")
local Plugin = require("lazy.core.plugin")

local dir, ts
for _, p in ipairs(lazy.plugins()) do
  if p.name == "nvim-treesitter" then
    dir, ts = p.dir, p
    break
  end
end

vim.opt.runtimepath:append(dir)
local ensure = Plugin.values(ts, "opts", false).ensure_installed or {}

local TS = require("nvim-treesitter")
local installed = TS.get_installed("parsers")
local missing = vim.tbl_filter(function(l)
  return not vim.list_contains(installed, l)
end, ensure)

if #missing > 0 then
  print("[precompile] installing treesitter parsers: " .. table.concat(missing, ", "))
  local ok, err = pcall(function()
    TS.install(missing, { summary = true }):wait()
  end)
  if not ok then
    print("[precompile] warning: " .. tostring(err))
  end
else
  print("[precompile] all ensure_installed parsers already present")
end
vim.cmd("qa")