Hash keys as methods

class NestedOpenStruct < OpenStruct
  def initialize(hash=nil)
    @table = {}
    if hash
      for k,v in hash
        
        # handle nested hashes
        if v.is_a? Hash
          @table[k.to_sym] = NestedOpenStruct.new(v)
          
        # handle nested hashes nested in arrays
        elsif v.is_a? Array
          if v.all? {|entry| entry.is_a? Hash }
            @table[k.to_sym] = v.map {|v| NestedOpenStruct.new(v) }
          end
          
        else
          @table[k.to_sym] = v
          new_ostruct_member(k)
        end
      end
    end
  end
end

class Hash
  def method_missing(key)
    self[key.to_sym] || self[key.to_s] || super
  end
end