devise

https://github.com/plataformatec/devise

Ruby

Flexible authentication solution for Rails with Warden.

Devise::FailureApp.default_url_options

Try retrieving the URL options from the parent controller (usually
ApplicationController). Instance methods are not supported at the moment,
so only the class-level attribute is used.

Source | Google | Stack overflow

Edit

git clone [email protected]:plataformatec/devise.git

cd devise

open lib/devise/failure_app.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-Devise--FailureApp-default_url_options-for-pr

# Commit to git

git add lib/devise/failure_app.rbgit commit -m "better docs for Devise::FailureApp.default_url_options"

# Open pull request

gem install hub # on a mac you can `brew install hub`

hub fork

git push <your name> -your-name--update-docs-Devise--FailureApp-default_url_options-for-pr

hub pull-request

# Celebrate!