return {
  cmd = {'drupal-lsp'},
  filetypes = {'php', 'module', 'inc', 'theme'},
  root_dir = function(bufnr, on_dir)
    local fname = vim.api.nvim_buf_get_name(bufnr)
    local cwd = assert(vim.uv.cwd())
    local root = vim.fs.root(fname, { 'composer.json', '.git' })

    -- prefer cwd if root is a descendant
    on_dir(root and vim.fs.relpath(cwd, root) and cwd)
  end,
}