local capabilities = require 'cmp_nvim_lsp'.update_capabilities(vim.lsp.protocol.make_client_capabilities())

local capabilities = {
    textDocument = {
        completion = {
            completionItem = {
                snippetSupport = false
            }
        }
    }
}

capabilities.textDocument.completion.completionItem.snippetSupport = false

require('rust-tools').setup({
    server = {
        capabilities = capabilities,
        on_attach = on_attach
    }
})

  -- rust is initialized by rust-tools
  -- ["rust_analyzer"] = {},

  ["rust_analyzer"] = {},

  enabled = true,
  autocomplete = true,
  debug = false,
  min_length = 1,
  preselect = 'disable',
  throttle_time = 80,
  source_timeout = 200,
  incomplete_delay = 400,
  max_abbr_width = 100,
  max_kind_width = 100,
  max_menu_width = 100,
  window = {
    documentation = "native"
  },

    { name = 'path' },
    { name = 'buffer' },
    { name = 'calc' },

    -- highest priority sources

    { name = 'nvim_lua' },
    { name = 'vsnip' }

    { name = 'tags' }

    -- next priority sources. not shown if higher priority is available
    { name = 'buffer' },

  source = {
    path = true,
    buffer = true,
    calc = true,
    nvim_lsp = true,
    nvim_lua = true,
    vsnip = true,

  view = {
    entries = 'native',

  preselect = cmp.PreselectMode.None,

      local cmp = require 'cmp'

    end
  }

    end,
    ['<S-Tab>'] = function(fallback)
      if cmp.visible() then
        cmp.select_prev_item()
      else
        fallback()
      end
    end,
  },

require'kommentary.config'.configure_language('default', {
  prefer_single_line_comments = true,

-- enable buffer source for / search
cmp.setup.cmdline('/', {
  sources = cmp.config.sources({
    { name = 'buffer' },
  })

require 'Comment'.setup {}

  use { 'sindrets/diffview.nvim', requires = 'nvim-lua/plenary.nvim' }

    use 'b3nj5m1n/kommentary'

    use 'numToStr/Comment.nvim'

      'hrsh7th/nvim-cmp',
      requires = {
        'quangnguyen30192/cmp-nvim-tags'
      }

        'hrsh7th/nvim-cmp',
        requires = {
            'quangnguyen30192/cmp-nvim-tags',
            'hrsh7th/cmp-nvim-lsp',
            'hrsh7th/cmp-path',
            'hrsh7th/cmp-cmdline',
        }

    use 'simrat39/rust-tools.nvim'