pojokcodeid.nvim-lazy/lua/user/functions.lua

local M = {}

function M.smart_quit()
  local bufnr = vim.api.nvim_get_current_buf()
  local buf_windows = vim.call("win_findbuf", bufnr)
  local modified = vim.api.nvim_buf_get_var(bufnr, "modified")
  if modified and #buf_windows == 1 then
    vim.ui.input({
      prompt = "You have unsaved changes. Quit anyway? (y/n) ",
    }, function(input)
      if input == "y" then
        vim.cmd("q!")
      end
    end)
  else
    vim.cmd("q!")
  end
end

function M.isempty(s)
  return s == nil or s == ""
end

function M.get_buf_option(opt)
  local status_ok, buf_option = pcall(vim.api.nvim_buf_get_var, 0, opt)
  if not status_ok then
    return nil
  else
    return buf_option
  end
end

return M