Add unzips for sequences (#494)
authorDavid Feuer <David.Feuer@gmail.com>
Wed, 17 Jan 2018 09:34:55 +0000 (04:34 -0500)
committerGitHub <noreply@github.com>
Wed, 17 Jan 2018 09:34:55 +0000 (04:34 -0500)
commitb87bb805a6c070b008091230bb79360e1438e12e
treed0a964fff79cf4809c2f9bc85b3c93f45df17a17
parent49bee91bc51a762cedae1d51943f8cf7b9fdbca1
Add unzips for sequences (#494)

* Add `unzip` and `unzipWith` to `Data.Sequence`.

* Make `unzipWith` *actually* avoid certain space leaks by
  ensuring that the result trees are constructed in lock-step.
Data/Sequence.hs
Data/Sequence/Internal.hs
changelog.md