Multiple attr_readers in Ruby

test.rb

class FooBar
  attr_reader :a, :b

  def initialize
    @a = 1
    @b = 2
    @c = 3
  end

  def see_the_c
    puts c
  end

  private

  attr_reader :c
end

fb = FooBar.new
puts fb.a # => 1
puts fb.b # => 2
puts fb.c # => private method `c' called for #<FooBar:0x007fba7784eb88 @a=1, @b=2, @c=3> (NoMethodError)
fb.see_the_c # => 3