Ruby on rails 控制器默认包装模型 /app /控制器 /使用者 profiles_controller.rb 用户\u controller.rb /模型 /使用者 /profile.rb user.rb #/app/models/user.rb 类用户

Ruby on rails 控制器默认包装模型 /app /控制器 /使用者 profiles_controller.rb 用户\u controller.rb /模型 /使用者 /profile.rb user.rb #/app/models/user.rb 类用户,ruby-on-rails,Ruby On Rails,在控制台中访问配置文件模型时,我没有错误: /app /controllers /users profiles_controller.rb users_controller.rb /models /user /profile.rb user.rb #/app/models/user.rb class User < ActiveRecord::Base has_one :profile, class_name: "U

在控制台中访问配置文件模型时,我没有错误:

/app
  /controllers
    /users
      profiles_controller.rb
      users_controller.rb
  /models
    /user
      /profile.rb
    user.rb


#/app/models/user.rb
class User < ActiveRecord::Base
  has_one :profile, class_name: "User::Profile"
end

#/app/models/user/profile.rb
class User::Profile < ActiveRecord::Base
  belongs_to :user
end

#/app/controllers/users/profiles_controller.rb
class Users::ProfilesController < ApplicationController
  layout "layouts/profile"
end

#/app/controllers/users/users_controller.rb
class Users::UsersController < Users::ProfilesController
  def show
    @user = User.find(params[:id])
  end
end
vagrant@lucid32:/vagrant$c 加载开发环境(Rails 3.2.11) irb(主):001:0>u=User.new => irb(主):002:0>u.build\u配置文件 (0.5毫秒)开始 (0.4ms)提交 => 尝试访问user/users#show时出现以下错误

用户中的LoadError::UsersController#show 需要/vagrant/app/models/user/profile.rb来定义配置文件 activesupport(3.2.11)lib/active\u support/dependencies.rb:503:in'load\u missing\u constant' activesupport(3.2.11)lib/active\u support/dependencies.rb:192:in`block in const\u missing' activesupport(3.2.11)lib/active_support/dependencies.rb:190:in'each' activesupport(3.2.11)lib/active\u support/dependencies.rb:190:in'const\u missing' activesupport(3.2.11)lib/active\u support/dependencies.rb:514:in'load\u missing\u constant' activesupport(3.2.11)lib/active\u support/dependencies.rb:192:in`block in const\u missing' activesupport(3.2.11)lib/active_support/dependencies.rb:190:in'each' activesupport(3.2.11)lib/active\u support/dependencies.rb:190:in'const\u missing' activesupport(3.2.11)lib/active_support/definctor/methods.rb:230:in'block in constantize' activesupport(3.2.11)lib/active_support/definctor/methods.rb:229:in'each' activesupport(3.2.11)lib/active_support/definctor/methods.rb:229:in'constantize' activesupport(3.2.11)lib/active\u support/definctor/methods.rb:260:in'safe\u constantize' activesupport(3.2.11)lib/active\u support/core\u ext/string/definctions.rb:66:in'safe\u constantize' actionpack(3.2.11)lib/action\u controller/metal/params\u wrapper.rb:152:在“默认包装模型”中 actionpack(3.2.11)lib/action\u controller/metal/params\u wrapper.rb:169:in`_set\u wrapper\u defaults' actionpack(3.2.11)lib/action_controller/metal/params_wrapper.rb:133:in'inherited' actionpack(3.2.11)lib/abstract\u controller/railties/routes\u helpers.rb:7:in“block(2层)in with” actionpack(3.2.11)lib/action_controller/railties/paths.rb:7:in“block(2层)in with” app/controllers/users/profiles\u controller.rb:1:in`' activesupport(3.2.11)lib/active_support/dependencies.rb:469:in'load' activesupport(3.2.11)lib/active\u support/dependencies.rb:469:in'block in load\u file' activesupport(3.2.11)lib/active\u support/dependencies.rb:639:in'new\u constants\u in' activesupport(3.2.11)lib/active\u support/dependencies.rb:468:“加载文件”中 activesupport(3.2.11)lib/active\u support/dependencies.rb:353:in'require\u或\u load' activesupport(3.2.11)lib/active\u support/dependencies.rb:502:in'load\u missing\u constant' activesupport(3.2.11)lib/active\u support/dependencies.rb:192:in`block in const\u missing' activesupport(3.2.11)lib/active_support/dependencies.rb:190:in'each' activesupport(3.2.11)lib/active\u support/dependencies.rb:190:in'const\u missing' app/controllers/users/users\u controller.rb:1:in`' activesupport(3.2.11)lib/active_support/dependencies.rb:469:in'load' activesupport(3.2.11)lib/active\u support/dependencies.rb:469:in'block in load\u file' activesupport(3.2.11)lib/active\u support/dependencies.rb:639:in'new\u constants\u in' activesupport(3.2.11)lib/active\u support/dependencies.rb:468:“加载文件”中 activesupport(3.2.11)lib/active\u support/dependencies.rb:353:in'require\u或\u load' activesupport(3.2.11)lib/active\u support/dependencies.rb:502:in'load\u missing\u constant' activesupport(3.2.11)lib/active\u support/dependencies.rb:192:in`block in const\u missing' activesupport(3.2.11)lib/active_support/dependencies.rb:190:in'each' activesupport(3.2.11)lib/active\u support/dependencies.rb:190:in'const\u missing' activesupport(3.2.11)lib/active_support/definctor/methods.rb:230:in'block in constantize' activesupport(3.2.11)lib/active_support/definctor/methods.rb:229:in'each' activesupport(3.2.11)lib/active_support/definctor/methods.rb:229:in'constantize' activesupport(3.2.11)lib/active\u support/dependencies.rb:554:in'get' actionpack(3.2.11)lib/action\u dispatch/routing/route\u set.rb:69:in'controller\u reference' actionpack(3.2.11)lib/action_dispatch/routing/route_set.rb:54:in'controller' actionpack(3.2.11)lib/action\u dispatch/routing/route\u set.rb:32:in'call' 旅程(1.0.4)lib/travely/router.rb:68:in“呼叫阻塞” 旅程(1.0.4)lib/travely/router.rb:56:in'each' 旅程(1.0.4)lib/travely/router.rb:56:in'call' actionpack(3.2.11)lib/action_dispatch/routing/route_set.rb:601:in'call' actionpack(3.2.11)lib/action\u dispatch/middleware/best\u standards\u support.rb:17:in'call' 机架(1.4.5)lib/rack/etag.rb:23:in'call' rack(1.4.5)lib/rack/conditionalget.rb:25:in'call' actionpack(3.2.11)lib/action\u dispatch/middleware/head.rb:14:in'call' actionpack(3.2.11)lib/action_dispatch/middleware/params_parser.rb:21:in'call' actionpack(3.2.11)lib/action\u dispatch/middleware/flash.rb:242:in'call' 机架(1.4.5)lib/rack/session/abstract/id.rb:210:在“上下文”中 机架(1.4.5)lib/rack/session/abstract/id.rb:205:in'call' actionpack(3.2.11)lib/action\u dispatch/middleware/cookies.rb:341:in'call' activerecord(3.2.11)lib/active\u record/query\u cache.rb:64:in'call' activerecord(3.2.11)lib/active\u record/connection\u adapters/abstract/connection\u pool.rb:479:in'call' actionpack(3.2.11)lib/action_dispatch/middleware/callbacks.rb:28:in'block in call' activesupport(3.2.11)lib/active\u support/callbacks.rb:405:in`_run\u 1047939203_ vagrant@lucid32:/vagrant$ rails c Loading development environment (Rails 3.2.11) irb(main):001:0> u = User.new => <#User id: nil, created_at: nil, updated_at: nil, username: nil, crypted_password: nil, password_salt: nil, persistence_token: nil, perishable_token: nil, activate_token: nil, login_count: 0, failed_login_count: 0, activated: false, banned: false, last_request_at: nil, last_login_at: nil, current_login_at: nil, last_login_ip: nil, current_login_ip: nil> irb(main):002:0> u.build_profile (0.5ms) BEGIN (0.4ms) COMMIT => <#User::Profile id: nil, user_id: nil, person: nil, company: nil, company_position: nil, info: nil, birthday: nil, created_at: nil, updated_at: nil> LoadError in Users::UsersController#show Expected /vagrant/app/models/user/profile.rb to define Profile activesupport (3.2.11) lib/active_support/dependencies.rb:503:in `load_missing_constant' activesupport (3.2.11) lib/active_support/dependencies.rb:192:in `block in const_missing' activesupport (3.2.11) lib/active_support/dependencies.rb:190:in `each' activesupport (3.2.11) lib/active_support/dependencies.rb:190:in `const_missing' activesupport (3.2.11) lib/active_support/dependencies.rb:514:in `load_missing_constant' activesupport (3.2.11) lib/active_support/dependencies.rb:192:in `block in const_missing' activesupport (3.2.11) lib/active_support/dependencies.rb:190:in `each' activesupport (3.2.11) lib/active_support/dependencies.rb:190:in `const_missing' activesupport (3.2.11) lib/active_support/inflector/methods.rb:230:in `block in constantize' activesupport (3.2.11) lib/active_support/inflector/methods.rb:229:in `each' activesupport (3.2.11) lib/active_support/inflector/methods.rb:229:in `constantize' activesupport (3.2.11) lib/active_support/inflector/methods.rb:260:in `safe_constantize' activesupport (3.2.11) lib/active_support/core_ext/string/inflections.rb:66:in `safe_constantize' actionpack (3.2.11) lib/action_controller/metal/params_wrapper.rb:152:in `_default_wrap_model' actionpack (3.2.11) lib/action_controller/metal/params_wrapper.rb:169:in `_set_wrapper_defaults' actionpack (3.2.11) lib/action_controller/metal/params_wrapper.rb:133:in `inherited' actionpack (3.2.11) lib/abstract_controller/railties/routes_helpers.rb:7:in `block (2 levels) in with' actionpack (3.2.11) lib/action_controller/railties/paths.rb:7:in `block (2 levels) in with' app/controllers/users/profiles_controller.rb:1:in `' activesupport (3.2.11) lib/active_support/dependencies.rb:469:in `load' activesupport (3.2.11) lib/active_support/dependencies.rb:469:in `block in load_file' activesupport (3.2.11) lib/active_support/dependencies.rb:639:in `new_constants_in' activesupport (3.2.11) lib/active_support/dependencies.rb:468:in `load_file' activesupport (3.2.11) lib/active_support/dependencies.rb:353:in `require_or_load' activesupport (3.2.11) lib/active_support/dependencies.rb:502:in `load_missing_constant' activesupport (3.2.11) lib/active_support/dependencies.rb:192:in `block in const_missing' activesupport (3.2.11) lib/active_support/dependencies.rb:190:in `each' activesupport (3.2.11) lib/active_support/dependencies.rb:190:in `const_missing' app/controllers/users/users_controller.rb:1:in `' activesupport (3.2.11) lib/active_support/dependencies.rb:469:in `load' activesupport (3.2.11) lib/active_support/dependencies.rb:469:in `block in load_file' activesupport (3.2.11) lib/active_support/dependencies.rb:639:in `new_constants_in' activesupport (3.2.11) lib/active_support/dependencies.rb:468:in `load_file' activesupport (3.2.11) lib/active_support/dependencies.rb:353:in `require_or_load' activesupport (3.2.11) lib/active_support/dependencies.rb:502:in `load_missing_constant' activesupport (3.2.11) lib/active_support/dependencies.rb:192:in `block in const_missing' activesupport (3.2.11) lib/active_support/dependencies.rb:190:in `each' activesupport (3.2.11) lib/active_support/dependencies.rb:190:in `const_missing' activesupport (3.2.11) lib/active_support/inflector/methods.rb:230:in `block in constantize' activesupport (3.2.11) lib/active_support/inflector/methods.rb:229:in `each' activesupport (3.2.11) lib/active_support/inflector/methods.rb:229:in `constantize' activesupport (3.2.11) lib/active_support/dependencies.rb:554:in `get' actionpack (3.2.11) lib/action_dispatch/routing/route_set.rb:69:in `controller_reference' actionpack (3.2.11) lib/action_dispatch/routing/route_set.rb:54:in `controller' actionpack (3.2.11) lib/action_dispatch/routing/route_set.rb:32:in `call' journey (1.0.4) lib/journey/router.rb:68:in `block in call' journey (1.0.4) lib/journey/router.rb:56:in `each' journey (1.0.4) lib/journey/router.rb:56:in `call' actionpack (3.2.11) lib/action_dispatch/routing/route_set.rb:601:in `call' actionpack (3.2.11) lib/action_dispatch/middleware/best_standards_support.rb:17:in `call' rack (1.4.5) lib/rack/etag.rb:23:in `call' rack (1.4.5) lib/rack/conditionalget.rb:25:in `call' actionpack (3.2.11) lib/action_dispatch/middleware/head.rb:14:in `call' actionpack (3.2.11) lib/action_dispatch/middleware/params_parser.rb:21:in `call' actionpack (3.2.11) lib/action_dispatch/middleware/flash.rb:242:in `call' rack (1.4.5) lib/rack/session/abstract/id.rb:210:in `context' rack (1.4.5) lib/rack/session/abstract/id.rb:205:in `call' actionpack (3.2.11) lib/action_dispatch/middleware/cookies.rb:341:in `call' activerecord (3.2.11) lib/active_record/query_cache.rb:64:in `call' activerecord (3.2.11) lib/active_record/connection_adapters/abstract/connection_pool.rb:479:in `call' actionpack (3.2.11) lib/action_dispatch/middleware/callbacks.rb:28:in `block in call' activesupport (3.2.11) lib/active_support/callbacks.rb:405:in `_run__1047939203__call__223494719__callbacks' activesupport (3.2.11) lib/active_support/callbacks.rb:405:in `__run_callback' activesupport (3.2.11) lib/active_support/callbacks.rb:385:in `_run_call_callbacks' activesupport (3.2.11) lib/active_support/callbacks.rb:81:in `run_callbacks' actionpack (3.2.11) lib/action_dispatch/middleware/callbacks.rb:27:in `call' actionpack (3.2.11) lib/action_dispatch/middleware/reloader.rb:65:in `call' actionpack (3.2.11) lib/action_dispatch/middleware/remote_ip.rb:31:in `call' actionpack (3.2.11) lib/action_dispatch/middleware/debug_exceptions.rb:16:in `call' actionpack (3.2.11) lib/action_dispatch/middleware/show_exceptions.rb:56:in `call' railties (3.2.11) lib/rails/rack/logger.rb:32:in `call_app' railties (3.2.11) lib/rails/rack/logger.rb:16:in `block in call' activesupport (3.2.11) lib/active_support/tagged_logging.rb:22:in `tagged' railties (3.2.11) lib/rails/rack/logger.rb:16:in `call' actionpack (3.2.11) lib/action_dispatch/middleware/request_id.rb:22:in `call' rack (1.4.5) lib/rack/methodoverride.rb:21:in `call' rack (1.4.5) lib/rack/runtime.rb:17:in `call' activesupport (3.2.11) lib/active_support/cache/strategy/local_cache.rb:72:in `call' rack (1.4.5) lib/rack/lock.rb:15:in `call' actionpack (3.2.11) lib/action_dispatch/middleware/static.rb:62:in `call' railties (3.2.11) lib/rails/engine.rb:479:in `call' railties (3.2.11) lib/rails/application.rb:223:in `call' railties (3.2.11) lib/rails/railtie/configurable.rb:30:in `method_missing' rack (1.4.5) lib/rack/lint.rb:48:in `_call' rack (1.4.5) lib/rack/lint.rb:36:in `call' rack (1.4.5) lib/rack/showexceptions.rb:24:in `call' rack (1.4.5) lib/rack/commonlogger.rb:33:in `call' rack (1.4.5) lib/rack/chunked.rb:43:in `call' rack (1.4.5) lib/rack/content_length.rb:14:in `call' unicorn (4.6.2) lib/unicorn/http_server.rb:552:in `process_client' unicorn (4.6.2) lib/unicorn/http_server.rb:632:in `worker_loop' unicorn (4.6.2) lib/unicorn/http_server.rb:500:in `spawn_missing_workers' unicorn (4.6.2) lib/unicorn/http_server.rb:142:in `start' unicorn (4.6.2) bin/unicorn:126:in `' /usr/local/rbenv/versions/1.9.3-p194/bin/unicorn:23:in `load' /usr/local/rbenv/versions/1.9.3-p194/bin/unicorn:23:in `'
#/config/application.rb
config.autoload_paths += %W(#{Rails.root}/app/models/user)