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pootsbook/gist:1583368

Created January 9, 2012 15:18
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Ever wanted Array#penultimate? How about Array#penpenultimate
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gistfile1.rb
class Array
def method_missing(method_sym, *arguments, &block)
if method_sym.to_s =~ /^((pen)+)ultimate$/
pen_index = 1 + ($1.length/3)
self[-pen_index]
else
super
end
end
end
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