return {
  -- Auto-pair brackets/quotes: (), {}, [], "", '' -- nvim-autopairs'
  -- own defaults. <> was tried here too but removed: it collided too
  -- much with < and > as comparison operators to be worth keeping.
  {
    "windwp/nvim-autopairs",
    dependencies = { "hrsh7th/nvim-cmp" },
    config = function()
      local autopairs = require("nvim-autopairs")
      -- map_cr defaults to true, which makes nvim-autopairs install
      -- its OWN insert-mode <CR> mapping (for expanding bracket pairs
      -- onto their own indented line). That's set during plugin
      -- loading, which runs after init.lua's own top-level code --
      -- where the comment-continuation <CR> mapping lives -- so it
      -- was silently overwriting that mapping entirely regardless of
      -- what it did internally. Disabled here to free up <CR> for
      -- that mapping; the trade-off is losing autopairs' own
      -- brace-expands-on-Enter behavior, which was never explicitly
      -- asked for.
      autopairs.setup({ map_cr = false })

      -- Integrates with nvim-cmp so accepting a completion (e.g. a
      -- function call) doesn't end up with doubled-up parens.
      local cmp_autopairs = require("nvim-autopairs.completion.cmp")
      require("cmp").event:on("confirm_done", cmp_autopairs.on_confirm_done())
    end,
  },
}