app/models/door_mat/sign_up.rb
module DoorMat
class SignUp
include ActiveModel::Model
attr_accessor :email, :password, :password_confirmation
validates_format_of :email, with: DoorMat::Regex.simple_email
validates :password, length: { minimum: 1 }
validates :password, confirmation: true
def add_generic_error_msg
self.errors[:base] << I18n.t("door_mat.sign_up.failed")
end
end
end