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thypon/gist:86add332b6d85b9abb39

Created March 12, 2015 22:55
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Proc Composability
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gistfile1.rb
class Proc
def self.compose(f, g)
lambda { |*args| f[g[*args]] }
end
def *(g)
Proc.compose(self, g.to_proc)
end
def |(g)
Proc.compose(g.to_proc, self)
end
end
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