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rails--rails/activesupport
Jeremy Daer e35b98e6f5
Action Mailer: Declarative exception handling with rescue_from.
Follows the same pattern as controllers and jobs. Exceptions raised in
delivery jobs (enqueued by `#deliver_later`) are also delegated to the
mailer's rescue_from handlers, so you can handle the DeserializationError
raised by delivery jobs:

```ruby
class MyMailer < ApplicationMailer
  rescue_from ActiveJob::DeserializationError do
    …
  end
```

ActiveSupport::Rescuable polish:
* Add the `rescue_with_handler` class method so exceptions may be
  handled at the class level without requiring an instance.
* Rationalize `exception.cause` handling. If no handler matches the
  exception, fall back to the handler that matches its cause.
* Handle exceptions raised elsewhere. Pass `object: …` to execute
  the `rescue_from` handler (e.g. a method call or a block to
  instance_exec) against a different object. Defaults to `self`.
2016-05-15 18:44:16 -07:00
..
bin deletes commented code introduced in f238d495 2015-12-15 23:16:02 -08:00
lib Action Mailer: Declarative exception handling with rescue_from. 2016-05-15 18:44:16 -07:00
test Action Mailer: Declarative exception handling with rescue_from. 2016-05-15 18:44:16 -07:00
activesupport.gemspec Fix template resolver cache concurrency: "can't add a new key into hash during iteration" 2016-05-02 15:05:03 -07:00
CHANGELOG.md Action Mailer: Declarative exception handling with rescue_from. 2016-05-15 18:44:16 -07:00
MIT-LICENSE Update copyright notices to 2016 [ci skip] 2015-12-31 18:27:19 +02:00
Rakefile Wrangle the asset build into something that sounds more general 2016-02-01 05:03:03 +10:30
README.rdoc [ci skip] Add a dollar sign to each command in the READMEs 2015-12-06 19:18:52 +01:00

= Active Support -- Utility classes and Ruby extensions from Rails

Active Support is a collection of utility classes and standard library
extensions that were found useful for the Rails framework. These additions
reside in this package so they can be loaded as needed in Ruby projects
outside of Rails.


== Download and installation

The latest version of Active Support can be installed with RubyGems:

  $ gem install activesupport

Source code can be downloaded as part of the Rails project on GitHub:

* https://github.com/rails/rails/tree/master/activesupport


== License

Active Support is released under the MIT license:

* http://www.opensource.org/licenses/MIT


== Support

API documentation is at:

* http://api.rubyonrails.org

Bug reports can be filed for the Ruby on Rails project here:

* https://github.com/rails/rails/issues

Feature requests should be discussed on the rails-core mailing list here:

* https://groups.google.com/forum/?fromgroups#!forum/rubyonrails-core