class Object
  # show association of a object
  def as_of(obj)
    puts "========================================= "
    puts " Associations of #{obj}"
    puts "========================================= "

    obj.reflections.values.each do |v|
      puts "#{v.macro}   ==>>   #{v.name}"
    end

    puts "========================================= "
    return
  end

  # find method
  def self.f_m(method)
    methods.grep(/method/).sort
  end

  # methods this object
  def self.m
    (self.methods - self.class.superclass.instance_methods).sort
  end

  # show models
  def models
    m = []
    Dir.entries("app/models").each do |model|
      if model.include? ".rb"
         m << model.gsub(".rb", "").classify
      end
    end
    return m
  end

end