我一直在尝试将has_many关系添加到我的ActiveModel :: Serializers一段时间了,我收到了一大堆与它们相关的错误。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)
答案 0 :(得分:6)
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!