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-rw-r--r--actionpack/lib/action_dispatch/request/session.rb16
-rw-r--r--actionpack/test/dispatch/request/session_test.rb5
2 files changed, 10 insertions, 11 deletions
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