class ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Uuid

def cast_value(value)
  casted = value.to_s
  casted if casted.match?(ACCEPTABLE_UUID)
end

def changed?(old_value, new_value, _new_value_before_type_cast)
  old_value.class != new_value.class ||
    new_value && old_value.casecmp(new_value) != 0
end

def changed_in_place?(raw_old_value, new_value)
  raw_old_value.class != new_value.class ||
    new_value && raw_old_value.casecmp(new_value) != 0
end

def type
  :uuid
end