2007-12-21 08:48:59 +01:00
|
|
|
module ActiveSupport #:nodoc:
|
|
|
|
module CoreExtensions #:nodoc:
|
|
|
|
module Array #:nodoc:
|
|
|
|
module ExtractOptions
|
2008-05-18 06:22:34 +02:00
|
|
|
# Extracts options from a set of arguments. Removes and returns the last
|
|
|
|
# element in the array if it's a hash, otherwise returns a blank hash.
|
2007-12-21 08:48:59 +01:00
|
|
|
#
|
|
|
|
# def options(*args)
|
|
|
|
# args.extract_options!
|
|
|
|
# end
|
|
|
|
#
|
|
|
|
# options(1, 2) # => {}
|
|
|
|
# options(1, 2, :a => :b) # => {:a=>:b}
|
|
|
|
def extract_options!
|
|
|
|
last.is_a?(::Hash) ? pop : {}
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|