class ProtectedTag < ActiveRecord::Base
include Gitlab::ShellAdapter
include ProtectedRef
has_many :create_access_levels, dependent: :destroy
validates :create_access_levels, length: { is: 1, message: "are restricted to a single instance per protected tag." }
accepts_nested_attributes_for :create_access_levels
def self.protected?(project, ref_name)
self.matching(ref_name, protected_refs: project.protected_tags).present?
end
end