carldr.com

# PermaStore

class PermaStore < Hash
  def self.load
    if File.exists?( "data.dump" )
      File.open( "data.dump", "r" ) do |f|
        return Marshal.load( f )
      end
    end
    return PermaStore.new
  end
  def []=( key, value )
    super
    save
  end
  def delete( value )
    super
    save
  end
  protected
  def save
    File.open( "data.dump", "w" ) do |f|
      Marshal.dump( self, f )
    end
  end
end

Do whatever you will with it. It’s not thread safe, but that’s easily fixable if you’re so inclined.