BSD-3-Clause licensed and maintained by Oleg Grenrus
This version can be pinned in stack with:insert-ordered-containers-,2324

Module documentation for


Associative containers retaining insertion order for traversals.


  • 0.2.3

    • Add support for indexed optics
    • Only support GHC-8.0+
  • 0.2.2

    • Add Data.HashSet.InsOrd

    • Fix Traversable, TraversableWithIndex, FoldableWithIndex to traverse in insertion order (#12)
    • Add unorderedTraverse, unorderedTraverseWithKey, unoderedFoldMap, and unorderedFoldMapWithKey.
    • union doesn’t overflow the internal counter (#10)

    • Use aeson-1
    • removed our FromJSONKey and ToJSONKey in favour of aeson variants