mirror of
https://github.com/rails/rails.git
synced 2022-11-09 12:12:34 -05:00
e906ec7f36
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@2661 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
31 lines
No EOL
537 B
Ruby
31 lines
No EOL
537 B
Ruby
class OrderedOptions < Array #:nodoc:
|
|
def []=(key, value)
|
|
key = key.to_sym
|
|
|
|
if pair = find_pair(key)
|
|
pair.pop
|
|
pair << value
|
|
else
|
|
self << [key, value]
|
|
end
|
|
end
|
|
|
|
def [](key)
|
|
pair = find_pair(key.to_sym)
|
|
pair ? pair.last : nil
|
|
end
|
|
|
|
def method_missing(name, *args)
|
|
if name.to_s =~ /(.*)=$/
|
|
self[$1.to_sym] = args.first
|
|
else
|
|
self[name]
|
|
end
|
|
end
|
|
|
|
private
|
|
def find_pair(key)
|
|
self.each { |i| return i if i.first == key }
|
|
return false
|
|
end
|
|
end |