Telegram username validation and extraction

telegram_username_extraction.rb

test_str = %w[
  userNAME_bla12
  @userNAME_bla12
  t.me/userNAME_bla12
  tg://resolv?domain=userNAME_bla12
  https://telegram.me/userNAME_bla12/2312313
  https://userNAME_bla12.t.me
]

regexes = {
  simple: /^([a-zA-Z0-9_]{5,32})$/,
  mention: /^@([a-zA-Z0-9_]{5,32})$/,
  web: /^https?:\/\/(?:t|telegram)\.me\/([a-zA-Z0-9_]{5,32})(?:\/\d+)$/,
  internal: /^tg:\/\/resolv\?domain=([a-zA-Z0-9_]{5,32})$/,
  subdomain: /^https?:\/\/([a-zA-Z0-9_]{5,32})\.t\.me$/
}

test_str.each do |str|
  regexes.each do |name, rule|
    if str.match?(rule)
      username = str.match(rule).captures.first
      puts "#{name} => #{username}"
    end
  end
end