diff options
Diffstat (limited to 'actionpack')
| -rw-r--r-- | actionpack/CHANGELOG.md | 4 | ||||
| -rw-r--r-- | actionpack/lib/action_dispatch/request/session.rb | 16 | ||||
| -rw-r--r-- | actionpack/test/dispatch/request/session_test.rb | 5 |
3 files changed, 11 insertions, 14 deletions
diff --git a/actionpack/CHANGELOG.md b/actionpack/CHANGELOG.md index 3d507392b1..199f8e1ec3 100644 --- a/actionpack/CHANGELOG.md +++ b/actionpack/CHANGELOG.md @@ -85,9 +85,7 @@ * Add `session#fetch` method - fetch behaves similarly to [Hash#fetch](http://www.ruby-doc.org/core-1.9.3/Hash.html#method-i-fetch), - with the exception that the returned value is always saved into the session. - + fetch behaves like [Hash#fetch](http://www.ruby-doc.org/core-1.9.3/Hash.html#method-i-fetch). It returns a value from the hash for the given key. If the key can’t be found, there are several options: diff --git a/actionpack/lib/action_dispatch/request/session.rb b/actionpack/lib/action_dispatch/request/session.rb index 6d911a75f1..973627f106 100644 --- a/actionpack/lib/action_dispatch/request/session.rb +++ b/actionpack/lib/action_dispatch/request/session.rb @@ -7,6 +7,9 @@ module ActionDispatch ENV_SESSION_KEY = Rack::Session::Abstract::ENV_SESSION_KEY # :nodoc: ENV_SESSION_OPTIONS_KEY = Rack::Session::Abstract::ENV_SESSION_OPTIONS_KEY # :nodoc: + # Singleton object used to determine if an optional param wasn't specified + Unspecified = Object.new + def self.create(store, env, default_options) session_was = find env session = Request::Session.new(store, env) @@ -127,15 +130,12 @@ module ActionDispatch @delegate.delete key.to_s end - def fetch(key, default=nil) - if self.key?(key) - self[key] - elsif default - self[key] = default - elsif block_given? - self[key] = yield(key) + def fetch(key, default=Unspecified, &block) + load_for_read! + if default == Unspecified + @delegate.fetch(key.to_s, &block) else - raise KeyError + @delegate.fetch(key.to_s, default, &block) end end diff --git a/actionpack/test/dispatch/request/session_test.rb b/actionpack/test/dispatch/request/session_test.rb index a244d1364c..df55fcc8bc 100644 --- a/actionpack/test/dispatch/request/session_test.rb +++ b/actionpack/test/dispatch/request/session_test.rb @@ -68,13 +68,12 @@ module ActionDispatch assert_equal '1', session.fetch(:one) assert_equal '2', session.fetch(:two, '2') - assert_equal '2', session.fetch(:two) + assert_nil session.fetch(:two, nil) assert_equal 'three', session.fetch(:three) {|el| el.to_s } - assert_equal 'three', session.fetch(:three) assert_raise KeyError do - session.fetch(:four) + session.fetch(:three) end end |