OpenSSL::X509::Name::RFC2253DN#expand_value

# File tmp/rubies/ruby-3.3.0/ext/openssl/lib/openssl/x509.rb, line 244
def expand_value(str1, str2, str3)
  value = expand_pair(str1)
  value, tag = expand_hexstring(str2) unless value
  value = expand_pair(str3) unless value
  return value, tag
end