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comp.lang.ruby |
Sorry, needs some parens to parse: Quoting men...@rydia.net:
> def Array.unfold( s, &block ) -mental
> unfolder = Unfolder.new &block
> arr = []
> until unfolder.stop? s
> arr << unfolder.f( s )
> s = unfolder.g( s )
> end
> arr
> end