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-- https://github.com/sumneko/lua-language-server/wiki/Build-and-Run-(Standalone)
local sumneko_root_path = DATA_PATH .. "/lspinstall/lua"
local sumneko_binary = sumneko_root_path .. "/sumneko-lua-language-server"

require("lspconfig").sumneko_lua.setup {
  cmd = { sumneko_binary, "-E", sumneko_root_path .. "/main.lua" },
  on_attach = require("lsp").common_on_attach,
  settings = {
    Lua = {
      runtime = {
        -- Tell the language server which version of Lua you're using (most likely LuaJIT in the case of Neovim)
        version = "LuaJIT",
        -- Setup your lua path
        path = vim.split(package.path, ";"),
      },
      diagnostics = {
        -- Get the language server to recognize the `vim` global
        globals = { "vim" },
      },
      workspace = {
        -- Make the server aware of Neovim runtime files
        library = {
          [vim.fn.expand "$VIMRUNTIME/lua"] = true,
          [vim.fn.expand "$VIMRUNTIME/lua/vim/lsp"] = true,
        },
        maxPreload = 100000,
        preloadFileSize = 1000,
      },
    },
  },
}
if O.lang.lua.autoformat then
  require("lv-utils").define_augroups {
    _lua_autoformat = {
      {
        "BufWritePre",
        "*.lua",
        "lua vim.lsp.buf.formatting_sync(nil, 1000)",
      },
    },
  }
end

local lua_arguments = {}

local luaFormat = {
  formatCommand = "lua-format -i --no-keep-simple-function-one-line --column-limit=80",
  formatStdin = true,
}

local lua_fmt = {
  formatCommand = "luafmt --indent-count 2 --line-width 120 --stdin",
  formatStdin = true,
}

if O.lang.lua.formatter == "lua-format" then
  table.insert(lua_arguments, luaFormat)
elseif O.lang.lua.formatter == "lua-fmt" then
  table.insert(lua_arguments, lua_fmt)
end

require("lspconfig").efm.setup {
  -- init_options = {initializationOptions},
  cmd = { DATA_PATH .. "/lspinstall/efm/efm-langserver" },
  init_options = { documentFormatting = true, codeAction = false },
  filetypes = { "lua" },
  settings = {
    rootMarkers = { ".git/" },
    languages = {
      lua = lua_arguments,
    },
  },
}