auto-save.nvim/lua/auto-save/config.lua

Config = {
  opts = {
    enabled = true, -- start auto-save when the plugin is loaded (i.e. when your package manager loads it)
    execution_message = {
      enabled = true,
      message = function() -- message to print on save
        return ("AutoSave: saved at " .. vim.fn.strftime("%H:%M:%S"))
      end,
      dim = 0.18, -- dim the color of `message`
      cleaning_interval = 1250, -- (milliseconds) automatically clean MsgArea after displaying `message`. See :h MsgArea
    },
    trigger_events = { -- See :h events
      immediate_save = { "BufLeave", "FocusLost" }, -- vim events that trigger an immediate save
      defer_save = { "InsertLeave", "TextChanged" }, -- vim events that trigger a deferred save (saves after `debounce_delay`)
      cancel_defered_save = { "InsertEnter" }, -- vim events that cancel a pending deferred save
    },
    -- function that takes the buffer handle and determines whether to save the current buffer or not
    -- return true: if buffer is ok to be saved
    -- return false: if it's not ok to be saved
    -- if set to `nil` then no specific condition is applied
    condition = nil,
    write_all_buffers = false, -- write all buffers when the current one meets `condition`
    debounce_delay = 1000, -- delay after which a pending save is executed
    callbacks = { -- functions to be executed at different intervals
      enabling = nil, -- ran when enabling auto-save
      disabling = nil, -- ran when disabling auto-save
      before_saving = nil, -- ran before doing the actual save
      after_saving = nil, -- ran after doing the actual save
    },
  },
}

function Config:set_options(opts)
  opts = opts or {}
  self.opts = vim.tbl_deep_extend("keep", opts, self.opts)
end

function Config:get_options()
  return self.opts
end

return Config