nixos-configuration/home/neovim/init.lua

require('packer').startup(function(use)
  use {
    'VonHeikemen/lsp-zero.nvim',
    requires = {
      -- LSP Support
      { 'neovim/nvim-lspconfig' },
      { 'williamboman/mason.nvim' },
      { 'williamboman/mason-lspconfig.nvim' },

      -- Autocompletion
      { 'hrsh7th/nvim-cmp' },
      { 'hrsh7th/cmp-buffer' },
      { 'hrsh7th/cmp-path' },
      { 'saadparwaiz1/cmp_luasnip' },
      { 'hrsh7th/cmp-nvim-lsp' },
      { 'hrsh7th/cmp-nvim-lua' },

      -- Snippets
      { 'L3MON4D3/LuaSnip' },
      { 'rafamadriz/friendly-snippets' },
    },
    config = function()
      local lsp = require('lsp-zero')
      lsp.preset('recommended')
      lsp.setup()
    end
  }

  use {
    'simrat39/rust-tools.nvim',
    requires = {
      { 'neovim/nvim-lspconfig' },

      -- Debugging
      { 'nvim-lua/plenary.nvim' },
      { 'mfussenegger/nvim-dap' },
    },
    config = function()
      local rt = require("rust-tools")

      rt.setup({
        server = {
          on_attach = function(_, bufnr)
            -- Hover actions
            vim.keymap.set("n", "<C-space>", rt.hover_actions.hover_actions, { buffer = bufnr })
            -- Code action groups
            vim.keymap.set("n", "<Leader>a", rt.code_action_group.code_action_group, { buffer = bufnr })
          end,
        },
      })
    end,
  }

  use {
    'nvim-treesitter/nvim-treesitter',
    run = function() require('nvim-treesitter.install').update({ with_sync = true }) end,
    config = function()
      require('nvim-treesitter.configs').setup {
        ensure_installed = { "rust", "nix" },
        highlight={enable=true},
      }
    end
  }

  -- use { 'kien/ctrlp.vim' }
  use {
    'nvim-telescope/telescope.nvim', tag = '0.1.0',
    requires = {
      { 'nvim-lua/plenary.nvim' }
    },
    config = function()
      local builtin = require('telescope.builtin')
      vim.keymap.set('n', '<leader>ff', builtin.find_files, {})
      vim.keymap.set('n', '<c-p>', builtin.find_files, {})
      vim.keymap.set('n', '<leader>fg', builtin.live_grep, {})
      vim.keymap.set('n', '<leader>fb', builtin.buffers, {})
      vim.keymap.set('n', '<leader>fh', builtin.help_tags, {})
    end,
  }

  use { 'tpope/vim-commentary' }
  use { 'tpope/vim-surround' }
  -- repeat plugin commands using `.`
  use { 'tpope/vim-repeat' }
  -- autodetect indentation
  use { 'tpope/vim-sleuth' }
  -- autoclose quotes, brackets, ...
  use { 'Raimondi/delimitMate' }
  -- TODO: evaluate if usefull
  -- use {
  --   "windwp/nvim-autopairs",
  --   config = function()
  --     require("nvim-autopairs").setup({
  --       -- check_ts = true,
  --     })
  --   end,
  -- }

  -- git
  use { 'tpope/vim-fugitive' }
  use {
    'lewis6991/gitsigns.nvim',
    config = function()
      require('gitsigns').setup({
        current_line_blame = true,
      })
    end
  }

  use { 'farmergreg/vim-lastplace' }

  use { 'bronson/vim-trailing-whitespace' }

  -- ui stuff
  use {
    'akinsho/bufferline.nvim',
    tag = "v3.*",
    requires = 'nvim-tree/nvim-web-devicons',
    config = function()
      require("bufferline").setup {}
    end,
  }
end)

-- local lsp = require('lsp-zero')
-- lsp.preset('recommended')
-- lsp.setup()

-- require('nvim-treesitter.configs').setup {
--   ensure_installed = { "rust", "nix" },
--   highlight={enable=true},
-- }

-- local rt = require("rust-tools")

-- rt.setup({
--   server = {
--     on_attach = function(_, bufnr)
--       -- Hover actions
--       vim.keymap.set("n", "<C-space>", rt.hover_actions.hover_actions, { buffer = bufnr })
--       -- Code action groups
--       vim.keymap.set("n", "<Leader>a", rt.code_action_group.code_action_group, { buffer = bufnr })
--     end,
--   },
-- })