Created
November 22, 2011 20:46
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Haskell's zip_with in Ruby
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| def zip_with(other, op=nil) | |
| return [] if self.empty? || other.empty? | |
| clipped = self[0..other.length-1] | |
| zipped = clipped.zip(other) | |
| if op | |
| zipped.map { |a, b| a.send(op, b) } | |
| else | |
| zipped.map { |a, b| yield(a,b) } | |
| end | |
| end |
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