JezK
Edit File: convertible_hash_keys.rb
module MultiJson module ConvertibleHashKeys private def symbolize_keys(hash) prepare_hash(hash) do |key| key.respond_to?(:to_sym) ? key.to_sym : key end end def stringify_keys(hash) prepare_hash(hash) do |key| key.respond_to?(:to_s) ? key.to_s : key end end def prepare_hash(hash, &key_modifier) return hash unless block_given? case hash when Array hash.map do |value| prepare_hash(value, &key_modifier) end when Hash hash.inject({}) do |result, (key, value)| new_key = key_modifier.call(key) new_value = prepare_hash(value, &key_modifier) result.merge! new_key => new_value end when String, Numeric, true, false, nil hash else if hash.respond_to?(:to_json) hash elsif hash.respond_to?(:to_s) hash.to_s else hash end end end end end