BSD3 licensed by Don Stewart, Oleg Grenrus
Maintained by Oleg Grenrus

Module documentation for 0.1.1

There are no documented modules for this package.

Difference Lists in Haskell

The NonEmpty version of difference lists: list-like type supporting O(1) append ans snoc operations.

This is a fork of a dlist package.

benchmarking append 1000/List
time                 27.66 ms   (27.30 ms .. 28.01 ms)
                     0.999 R²   (0.999 R² .. 1.000 R²)
mean                 28.39 ms   (28.21 ms .. 28.58 ms)
std dev              391.5 μs   (311.7 μs .. 510.3 μs)

benchmarking append 1000/NonEmpty
time                 33.67 ms   (33.01 ms .. 34.27 ms)
                     0.999 R²   (0.999 R² .. 1.000 R²)
mean                 34.07 ms   (33.90 ms .. 34.29 ms)
std dev              419.3 μs   (308.9 μs .. 549.3 μs)

benchmarking append 1000/DList
time                 57.46 μs   (56.95 μs .. 58.12 μs)
                     0.999 R²   (0.998 R² .. 0.999 R²)
mean                 57.98 μs   (57.61 μs .. 58.41 μs)
std dev              1.398 μs   (1.115 μs .. 1.871 μs)
variance introduced by outliers: 22% (moderately inflated)

benchmarking append 1000/NonEmptyDList
time                 90.37 μs   (89.09 μs .. 91.44 μs)
                     0.999 R²   (0.998 R² .. 0.999 R²)
mean                 89.31 μs   (88.61 μs .. 89.96 μs)
std dev              2.244 μs   (1.763 μs .. 2.988 μs)
variance introduced by outliers: 22% (moderately inflated)

Changes

0.1.1

  • Support semigroupoids-5.2.1
Depends on 5 packages:
Used by 1 package:
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