ruby-on-rails – 将问题添加到ActiveModel :: Serializer的has_

发布时间：2020-12-17 03:05:06 所属栏目：百科来源：网络整理

导读：我一直在尝试将has_many关系添加到我的ActiveModel :: Serializers一段时间了,我收到了一些与它们相关的错误.似乎has_many关系正在调用错误的序列化程序.这是错误： Started GET "/vehicles/1001" for 127.0.0.1 at 2013-04-11 01:07:08 -0700Processing by

我一直在尝试将has_many关系添加到我的ActiveModel :: Serializers一段时间了,我收到了一些与它们相关的错误.似乎has_many关系正在调用错误的序列化程序.这是错误：

Started GET "/vehicles/1001" for 127.0.0.1 at 2013-04-11 01:07:08 -0700
Processing by UsersController#index as JSON
  Parameters: {"user"=>{}}
  [1m[36mUser Load (0.2ms)[0m  [1mSELECT `users`.* FROM `users` [0m
Processing by VehiclesController#show as JSON
Completed 200 OK in 1ms (Views: 0.2ms | ActiveRecord: 0.2ms)
  Parameters: {"id"=>"1001","vehicle"=>{}}
  [1m[35mVehicle Load (0.6ms)[0m  SELECT `vehicles`.* FROM `vehicles` WHERE `vehicles`.`id` = 1001 LIMIT 1


Started GET "/vendor_reps" for 127.0.0.1 at 2013-04-11 01:07:08 -0700
Completed 500 Internal Server Error in 4ms

NoMethodError (undefined method `serializable_hash' for #<ActiveModel::ArraySerializer:0x007fbbcaa82018>):
  app/controllers/vehicles_controller.rb:20:in `block (2 levels) in show'
  app/controllers/vehicles_controller.rb:18:in `show'


Processing by VendorRepsController#index as JSON
  Parameters: {"vendor_rep"=>{}}
  [1m[35mVendorRep Load (0.3ms)[0m  SELECT `vendor_reps`.* FROM `vendor_reps` 
Completed 200 OK in 2ms (Views: 0.3ms | ActiveRecord: 0.3ms)
  Rendered /Users/pzuraq/.rbenv/versions/1.9.3-p385/lib/ruby/gems/1.9.1/gems/actionpack-3.2.11/lib/action_dispatch/middleware/templates/rescues/_trace.erb (2.3ms)
  Rendered /Users/pzuraq/.rbenv/versions/1.9.3-p385/lib/ruby/gems/1.9.1/gems/actionpack-3.2.11/lib/action_dispatch/middleware/templates/rescues/_request_and_response.erb (1.0ms)
  Rendered /Users/pzuraq/.rbenv/versions/1.9.3-p385/lib/ruby/gems/1.9.1/gems/actionpack-3.2.11/lib/action_dispatch/middleware/templates/rescues/diagnostics.erb within rescues/layout (11.7ms)

这里的代码是gisted：https://gist.github.com/pzuraq/5361607

解决方法

因此,事实证明使用：option作为属性名称会导致冲突.可能还有其他相互矛盾的名字.要小心命名空间！

（编辑：李大同）

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