Contents

class Hash
  
  # Return a new hash with all keys converted to strings.
  def stringify_keys
    inject({}) do |options, (key, value)|
      options[key.to_s] = value
    options
    end
  end
  
  # Destructively convert all keys to strings.
  def stringify_keys!
    keys.each do |key|
      self[key.to_s] = delete(key)
    end
    self
  end

  # Return a new hash with all keys converted to symbols.
  def symbolize_keys
    inject({}) do |options, (key, value)|
      options[(key.to_sym rescue key) || key] = value
    options
    end
  end

  # Destructively convert all keys to symbols.
  def symbolize_keys!
    self.replace(self.symbolize_keys)
  end
  
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
ripple-anaf-0.8.0.beta2	lib/ripple-anaf/core_ext/hash.rb
ripple-anaf-0.8.0.beta1	lib/ripple-anaf/core_ext/hash.rb