class OmniAuth::AuthHash

key).
is able to provide into the InfoHash (stored as the ‘’info’‘
strategies. It maps as much user information as the provider
The AuthHash is a normalized schema returned by all OmniAuth

def self.subkey_class 

def self.subkey_class
  Hashie::Mash
end

def regular_writer(key, value) 

def regular_writer(key, value)
  value = InfoHash.new(value) if key.to_s == 'info' && value.is_a?(::Hash) && !value.is_a?(InfoHash)
  super
end

def valid?

more details there.
valid info hash. See InfoHash#valid? for
are that it has a provider name, a uid, and a
OmniAuth AuthHash. The requirements for that
Tells you if this is considered to be a valid 
def valid?
  uid? && provider? && info? && info.valid?
end