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opqdonut/manyThen.hs

Created May 31, 2016 16:46
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manyThen.hs
ghci> let manyThen x end = choice [(:) <$> x <*> manyThen x end, const [] <$> end]
ghci> parseOnly (manyThen anyChar (char ':')) (pack "he:llo:")
Right "he:llo"
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