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Updated guides with latest method [ci skip]

for blank?
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1 parent 3613235 commit 2cd63ed3af22680ba942085513c6ee5585283326 @raysrashmi raysrashmi committed Jul 23, 2013
Showing with 5 additions and 4 deletions.
  1. +5 −4 guides/source/active_support_core_extensions.md
@@ -96,12 +96,13 @@ INFO: The predicate for strings uses the Unicode-aware character class `[:space:
WARNING: Note that numbers are not mentioned. In particular, 0 and 0.0 are **not** blank.
-For example, this method from `ActionDispatch::Session::AbstractStore` uses `blank?` for checking whether a session key is present:
+For example, this method from `ActionController::HttpAuthentication::Token::ControllerMethods` uses `blank?` for checking whether a token is present:
```ruby
-def ensure_session_key!
- if @key.blank?
- raise ArgumentError, 'A key is required...'
+def authenticate(controller, &login_procedure)
+ token, options = token_and_options(controller.request)
+ unless token.blank?
+ login_procedure.call(token, options)
end
end
```

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