def run method error msg

require "./contact"

class AddressBook
  attr_reader :contacts

  def initialize
    @contacts = []
  end

  def run
    loop do
      puts "Address Book"
      puts "a: Add Contact"
      puts "p: Print Address Book"
      puts "e: Exit"
      print 'Enter your choice: '
      input = gets.chomp
      case input
      when 'e'
       break
    end
  end
end

  def print_search(search, results)
    puts search
    results.each do |contact|
      puts contact.to_s('full_name')
      contact.print_phone_numbers
      contact.print_addresses
    puts "\n"
   end
  end

  def find_by_name(name)
  results = []
  search = name.downcase
  contacts.each do |contact|
    if contact.full_name.downcase.include?(search)
      results.push(contact)
    end
  end
  print_search("Name search results (#{search})", results)
 end

  def find_by_phone_number(number)
    results = []
    search = number.gsub("-", "")
    contacts.each do |contact|
     contact.phone_numbers.each do |phone_number|
      if phone_number.number.gsub("-", "").include?(search)
        results.push(contact) unless results.include?(contact)
      end
    end
  end
  print_search("Phone search results (#{search})", results)
 end

def find_by_address(address)
  results = []
  search = address.downcase
  contacts.each do |contact|
    contact.addresses.each do |address|
      if address.to_s('long').downcase.include?(search)
        results.push(contact) unless results.include?(contact)
      end
    end
  end
  print_search("Address search results (#{search})", results)
 end

address_book = AddressBook.new
address_book.run