A simple wrapper class around a Hash in Ruby

hash_wrapper.rb

class HashWrapper

  # Create a new HashWrapper that wraps around a new empty Hash
  def initialize
    @hash = {}
  end

  # Get the value of a key
  def [](key)
    @hash[key]
  end

  # Set the value of a key
  def []=(key, value)
    @hash[key] = value
  end

end