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Diffstat (limited to 'guides/source/action_controller_overview.md')
| -rw-r--r-- | guides/source/action_controller_overview.md | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/guides/source/action_controller_overview.md b/guides/source/action_controller_overview.md index 57097ab146..ca1e79d3ce 100644 --- a/guides/source/action_controller_overview.md +++ b/guides/source/action_controller_overview.md @@ -1164,6 +1164,8 @@ class ClientsController < ApplicationController end ``` +WARNING: You shouldn't do `rescue_from Exception` or `rescue_from StandardError` unless you have a particular reason as it will cause serious side-effects (e.g. you won't be able to see exception details and tracebacks during development). If you would like to dynamically generate error pages, see [Custom errors page](#custom-errors-page). + NOTE: Certain exceptions are only rescuable from the `ApplicationController` class, as they are raised before the controller gets initialized and the action gets executed. See Pratik Naik's [article](http://m.onkey.org/2008/7/20/rescue-from-dispatching) on the subject for more information. @@ -1181,9 +1183,9 @@ First define your app own routes to display the errors page. * `config/routes.rb` ```ruby - get '/404', to: 'errors#not_found' - get '/422', to: 'errors#unprocessable_entity' - get '/500', to: 'errors#server_error' + match '/404', via: :all, to: 'errors#not_found' + match '/422', via: :all, to: 'errors#unprocessable_entity' + match '/500', via: :all, to: 'errors#server_error' ``` Create the controller and views. |