lua/lspconfig/vala_ls.lua


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local configs = require 'lspconfig/configs'
local util = require 'lspconfig/util'

local meson_matcher = function (path)
  local pattern = "meson.build"
  local f = vim.fn.glob(util.path.join(path, pattern))
  if f == '' then
    return nil
  end
  for line in io.lines(f) do
    -- skip meson comments
    if not line:match('^%s*#.*') then
      local str = line:gsub('%s+', '')
      if str ~= '' then
        if str:match('^project%(') then
          return path
        else
          break
        end
      end
    end
  end
end

configs.vala_ls = {
  default_config = {
    cmd = {'vala-language-server'},
    filetypes = {'vala', 'genie'},
    root_dir = function (fname)
      local root = util.search_ancestors(fname, meson_matcher)
      return root or util.find_git_ancestor(fname)
    end,
  },
  docs = {
    description = 'https://github.com/benwaffle/vala-language-server',
    default_config = {
      root_dir = [[root_pattern("meson.build", ".git")]]
    },
  },
}

-- vim:et ts=2 sw=2