diff options
Diffstat (limited to 'activesupport/lib/active_support/ordered_options.rb')
-rw-r--r-- | activesupport/lib/active_support/ordered_options.rb | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/activesupport/lib/active_support/ordered_options.rb b/activesupport/lib/active_support/ordered_options.rb index 37e357552c..124e1a74f8 100644 --- a/activesupport/lib/active_support/ordered_options.rb +++ b/activesupport/lib/active_support/ordered_options.rb @@ -18,6 +18,9 @@ require 'active_support/ordered_hash' # module ActiveSupport #:nodoc: class OrderedOptions < OrderedHash + alias_method :_get, :[] # preserve the original #[] method + protected :_get # make it protected + def []=(key, value) super(key.to_sym, value) end @@ -36,8 +39,19 @@ module ActiveSupport #:nodoc: end class InheritableOptions < OrderedOptions - def initialize(parent) - super() { |h,k| parent[k] } + def initialize(parent = nil) + if parent.kind_of?(OrderedOptions) + # use the faster _get when dealing with OrderedOptions + super() { |h,k| parent._get(k) } + elsif parent + super() { |h,k| parent[k] } + else + super() + end + end + + def inheritable_copy + self.class.new(self) end end end |