ruby_odataRuby 实现 OData 协议封装

ruby_odata 是 Ruby 实现 OData 协议的封装，安装方法：gem install ruby_odata

示例代码：

  require 'lib/ruby_odata'

  svc = OData::Service.new "http://127.0.0.1:8888/SampleService/Entities.svc"
  new_category = Category.new
  new_category.Name = "Sample Category"
  svc.AddToCategories(new_category)
  category = svc.save_changes
  puts category.to_json