[英]Rails, “respond_to do |format|” returns ActionController::UnknownFormat
[英]ActionController::UnknownFormat When using respond_to do |format| in rails 5 app
我正在嘗試在profiles/show.html.erb
的div中呈現頁面以使其動態。
我不斷收到此錯誤。 ActionController::UnknownFormat
對於我的profiles_controller.rb
這一行
def show
respond_to do |format|
format.js { render :show_pages }
end
end
我已經安裝了responders
gem(根據http://edgeguides.rubyonrails.org/upgrading_ruby_on_rails.html#responders進行此操作。
在我的profiles/show.html.erb
中只有這一行。
<div id="pages_content">
</div>
在我的views/profiles
我有一個名為show_pages.js.erb
的.js
文件
$("#pages_content").html("<%=escape_javascript(render :partial=>"show_pages")%>");
而且在我的views/profiles
我有這個_show_pages.html.erb
部分,該部分應該在`中打開。
**編輯-這是完整的跟蹤**
actionpack (5.1.5) lib/action_controller/metal/mime_responds.rb:203:in `respond_to'
app/controllers/profiles_controller.rb:8:in `show'
actionpack (5.1.5) lib/action_controller/metal/basic_implicit_render.rb:4:in `send_action'
actionpack (5.1.5) lib/abstract_controller/base.rb:186:in `process_action'
actionpack (5.1.5) lib/action_controller/metal/rendering.rb:30:in `process_action'
actionpack (5.1.5) lib/abstract_controller/callbacks.rb:20:in `block in process_action'
activesupport (5.1.5) lib/active_support/callbacks.rb:131:in `run_callbacks'
actionpack (5.1.5) lib/abstract_controller/callbacks.rb:19:in `process_action'
actionpack (5.1.5) lib/action_controller/metal/rescue.rb:20:in `process_action'
actionpack (5.1.5) lib/action_controller/metal/instrumentation.rb:32:in `block in process_action'
activesupport (5.1.5) lib/active_support/notifications.rb:166:in `block in instrument'
activesupport (5.1.5) lib/active_support/notifications/instrumenter.rb:21:in `instrument'
activesupport (5.1.5) lib/active_support/notifications.rb:166:in `instrument'
actionpack (5.1.5) lib/action_controller/metal/instrumentation.rb:30:in `process_action'
actionpack (5.1.5) lib/action_controller/metal/params_wrapper.rb:252:in `process_action'
activerecord (5.1.5) lib/active_record/railties/controller_runtime.rb:22:in `process_action'
actionpack (5.1.5) lib/abstract_controller/base.rb:124:in `process'
actionview (5.1.5) lib/action_view/rendering.rb:30:in `process'
actionpack (5.1.5) lib/action_controller/metal.rb:189:in `dispatch'
actionpack (5.1.5) lib/action_controller/metal.rb:253:in `dispatch'
actionpack (5.1.5) lib/action_dispatch/routing/route_set.rb:49:in `dispatch'
actionpack (5.1.5) lib/action_dispatch/routing/route_set.rb:31:in `serve'
actionpack (5.1.5) lib/action_dispatch/journey/router.rb:50:in `block in serve'
actionpack (5.1.5) lib/action_dispatch/journey/router.rb:33:in `each'
actionpack (5.1.5) lib/action_dispatch/journey/router.rb:33:in `serve'
actionpack (5.1.5) lib/action_dispatch/routing/route_set.rb:844:in `call'
warden (1.2.7) lib/warden/manager.rb:36:in `block in call'
warden (1.2.7) lib/warden/manager.rb:35:in `catch'
warden (1.2.7) lib/warden/manager.rb:35:in `call'
rack (2.0.4) lib/rack/etag.rb:25:in `call'
rack (2.0.4) lib/rack/conditional_get.rb:25:in `call'
rack (2.0.4) lib/rack/head.rb:12:in `call'
rack (2.0.4) lib/rack/session/abstract/id.rb:232:in `context'
rack (2.0.4) lib/rack/session/abstract/id.rb:226:in `call'
actionpack (5.1.5) lib/action_dispatch/middleware/cookies.rb:613:in `call'
activerecord (5.1.5) lib/active_record/migration.rb:556:in `call'
actionpack (5.1.5) lib/action_dispatch/middleware/callbacks.rb:26:in `block in call'
activesupport (5.1.5) lib/active_support/callbacks.rb:97:in `run_callbacks'
actionpack (5.1.5) lib/action_dispatch/middleware/callbacks.rb:24:in `call'
actionpack (5.1.5) lib/action_dispatch/middleware/executor.rb:12:in `call'
actionpack (5.1.5) lib/action_dispatch/middleware/debug_exceptions.rb:59:in `call'
web-console (3.5.1) lib/web_console/middleware.rb:135:in `call_app'
web-console (3.5.1) lib/web_console/middleware.rb:28:in `block in call'
web-console (3.5.1) lib/web_console/middleware.rb:18:in `catch'
web-console (3.5.1) lib/web_console/middleware.rb:18:in `call'
actionpack (5.1.5) lib/action_dispatch/middleware/show_exceptions.rb:31:in `call'
railties (5.1.5) lib/rails/rack/logger.rb:36:in `call_app'
railties (5.1.5) lib/rails/rack/logger.rb:24:in `block in call'
activesupport (5.1.5) lib/active_support/tagged_logging.rb:69:in `block in tagged'
activesupport (5.1.5) lib/active_support/tagged_logging.rb:26:in `tagged'
activesupport (5.1.5) lib/active_support/tagged_logging.rb:69:in `tagged'
railties (5.1.5) lib/rails/rack/logger.rb:24:in `call'
sprockets-rails (3.2.1) lib/sprockets/rails/quiet_assets.rb:13:in `call'
actionpack (5.1.5) lib/action_dispatch/middleware/remote_ip.rb:79:in `call'
actionpack (5.1.5) lib/action_dispatch/middleware/request_id.rb:25:in `call'
rack (2.0.4) lib/rack/method_override.rb:22:in `call'
rack (2.0.4) lib/rack/runtime.rb:22:in `call'
activesupport (5.1.5) lib/active_support/cache/strategy/local_cache_middleware.rb:27:in `call'
actionpack (5.1.5) lib/action_dispatch/middleware/executor.rb:12:in `call'
actionpack (5.1.5) lib/action_dispatch/middleware/static.rb:125:in `call'
rack (2.0.4) lib/rack/sendfile.rb:111:in `call'
railties (5.1.5) lib/rails/engine.rb:522:in `call'
puma (3.11.3) lib/puma/configuration.rb:225:in `call'
puma (3.11.3) lib/puma/server.rb:624:in `handle_request'
puma (3.11.3) lib/puma/server.rb:438:in `process_client'
puma (3.11.3) lib/puma/server.rb:302:in `block in run'
puma (3.11.3) lib/puma/thread_pool.rb:120:in `block in spawn_thread'
誰能告知我為什么會出現此錯誤? 有什么我應該做的不同嗎?
我是編碼的新手,所以我仍然在弄清楚事情。
謝謝CG
我認為您在這里為format.js
使用了不正確的用例。 閱讀此書,了解其用法:從文檔中“一個簡單的示例”開始 。
如果添加行format.html
高於或低於format.js
,頁面加載和錯誤會自行消失。
您可以使用以下方法呈現部分服務器端:
<div id="pages_content">
<%= render "show_pages %>
</div>
然后,可以將自定義Javascript放在資產管道中,以包含更新客戶端頁面的代碼。
如果您對預期的用例進行了擴展,或者有任何疑問,請樂意對此進行擴展。 否則,希望現在可以增加一些清晰度:)
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