nix/config/nvim/lua/plugins/treesitter.lua

vim.pack.add({
  "https://github.com/nvim-treesitter/nvim-treesitter",
  "https://github.com/nvim-treesitter/nvim-treesitter-textobjects",
}, { load = function() end })

vim.api.nvim_create_autocmd("PackChanged", {
  callback = function(ev)
    local name, kind = ev.data.spec.name, ev.data.kind
    if kind == "delete" then return end
    if name == "nvim-treesitter" then vim.schedule(function() vim.cmd "TSUpdate all" end) end
  end,
})

return {
  {
    "nvim-treesitter/nvim-treesitter",
    after = function() require("nvim-treesitter").setup { auto_install = true } end,
  },
  {
    "nvim-treesitter/nvim-treesitter-textobjects",
    after = function()
      require("nvim-treesitter-textobjects").setup {
        select = {
          enable = true,
          lookahead = true,
          keymaps = {
            ["af"] = "@function.outer",
            ["if"] = "@function.inner",
            ["ac"] = "@class.outer",
            ["ic"] = "@class.inner",
            ["aa"] = "@parameter.outer",
            ["ia"] = "@parameter.inner",
            ["ai"] = "@conditional.outer",
            ["ii"] = "@conditional.inner",
            ["al"] = "@loop.outer",
            ["il"] = "@loop.inner",
            ["ab"] = "@block.outer",
            ["ib"] = "@block.inner",
          },
        },
        move = {
          enable = true,
          set_jumps = true,
          goto_next_start = {
            ["]f"] = "@function.outer",
            ["]c"] = "@class.outer",
            ["]a"] = "@parameter.inner",
          },
          goto_next_end = {
            ["]F"] = "@function.outer",
            ["]C"] = "@class.outer",
          },
          goto_previous_start = {
            ["[f"] = "@function.outer",
            ["[c"] = "@class.outer",
            ["[a"] = "@parameter.inner",
          },
          goto_previous_end = {
            ["[F"] = "@function.outer",
            ["[C"] = "@class.outer",
          },
        },
        swap = {
          enable = true,
          swap_next = { ["<leader>sn"] = "@parameter.inner" },
          swap_previous = { ["<leader>sp"] = "@parameter.inner" },
        },
      }
    end,
  },
}