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class Object #:nodoc:
# A Ruby-ized realization of the K combinator, courtesy of Mikael Brockman.
#
# def foo
# returning values = [] do
# values << 'bar'
# values << 'baz'
# end
# end
#
# foo # => ['bar', 'baz']
#
# def foo
# returning [] do |values|
# values << 'bar'
# values << 'baz'
# end
# end
#
# foo # => ['bar', 'baz']
#
def returning(value)
yield(value)
value
end
def with_options(options)
yield ActiveSupport::OptionMerger.new(self, options)
end
def to_json
ActiveSupport::JSON.encode(self)
end
# A duck-type assistant method. For example, ActiveSupport extends Date
# to define an acts_like_date? method, and extends Time to define
# acts_like_time?. As a result, we can do "x.acts_like?(:time)" and
# "x.acts_like?(:date)" to do duck-type-safe comparisons, since classes that
# we want to act like Time simply need to define an acts_like_time? method.
def acts_like?(duck)
respond_to? :"acts_like_#{duck}?"
end
end
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