From project banking. The account class

account.rb

# account.rb
class Account
  def initialize
    @balance = 1000.00
  end

  attr_accessor :amount

  def send_deposit
    "#{deposit(amount, current_balance).to_f}"
  end

  def send_withdraw
    "#{withdraw(amount, current_balance).to_f}"
  end

  def send_balance
    "#{current_balance(deposit_amount, withdraw_amount).to_f}"
  end

  private

  def deposit(amount, current_balance)
    amount = gets.chomp
    deposit_amount = amount.to_f
    puts "You have deposited $#{deposit_amount} into your account."
    puts "Your current_balance is now #{current_balance}."
  end

  def withdraw(amount, current_balance)
    amount = gets.chomp
    withdraw_amount = amount.to_f
    puts "You have withdrawn $#{withdraw_amount} from your account."
    puts "Your current_balance is now #{current_balance}."
  end

  def current_balance(deposit_amount, withdraw_amount)
    unless deposit.blank?
      @balance += deposit_amount
      @balance
    end
    unless withdraw.blank?
      @balance -= withdraw_amount
      @balance
    end
  end
end