CU-fb50p3 - Clean up Traverse API #2310

danimontoya · 2021-03-08T18:36:26Z

Clean up Traverse API:

flatTraverse
flatTraverseEither
flatTraverseValidated
travserse_
travserEither_
traverseValidated_
sequence_
sequenceEither_
sequenceValidated_
traverseFilter
traverseFilterEither

- flatTraverse - flatTraverseEither - flatTraverseValidated - travserse_ - travserEither_ - traverseValidated_ - sequence_ - sequenceEither_ - sequenceValidated_

franciscodr · 2021-03-08T18:36:27Z

Task linked: CU-fb50p3 Clean up Traverse API

…ceValidated_

…averseFilter, traverseFilterEither, traverseFilterValidated, traverseFilterIsInstance, traverseFilterIsInstanceEither, traverseFilterIsInstanceValidated

nomisRev

@danimontoya we need to compare with 0.11.0 since most of the methods deprecated here can be removed. They were all added newly on master only.

nomisRev · 2021-03-10T09:06:41Z

arrow-libs/core/arrow-core-data/src/main/kotlin/arrow/core/Ior.kt

+  @Deprecated(TraverseDeprecation)
  inline fun <C> traverse_(fa: (B) -> Iterable<C>): List<Unit> =
    fold({ emptyList() }, { fa(it).void() }, { _, b -> fa(b).void() })

+  @Deprecated(TraverseDeprecation)
  inline fun <AA, C> traverseEither_(fa: (B) -> Either<AA, C>): Either<AA, Unit> =
    fold({ Either.right(Unit) }, { fa(it).void() }, { _, b -> fa(b).void() })

+  @Deprecated(TraverseDeprecation)
  inline fun <AA, C> traverseValidated_(fa: (B) -> Validated<AA, C>): Validated<AA, Unit> =
    fold({ Valid(Unit) }, { fa(it).void() }, { _, b -> fa(b).void() })


These can all be deleted, they didn't exist yet on 0.11.0

nomisRev · 2021-03-10T09:06:56Z

arrow-libs/core/arrow-core-data/src/main/kotlin/arrow/core/Ior.kt

+@Deprecated(TraverseDeprecation)
 fun <A, B> Ior<A, Iterable<B>>.sequence_(): List<Unit> =
  traverse_(::identity)

+@Deprecated(TraverseDeprecation)
 fun <A, B, C> Ior<A, Either<B, C>>.sequenceEither_(): Either<B, Unit> =
  traverseEither_(::identity)

+@Deprecated(TraverseDeprecation)
 fun <A, B, C> Ior<A, Validated<B, C>>.sequenceValidated_(): Validated<B, Unit> =
  traverseValidated_(::identity)


These can all be deleted, they didn't exist yet on 0.11.0

nomisRev · 2021-03-10T09:07:16Z

arrow-libs/core/arrow-core-data/src/main/kotlin/arrow/core/Ior.kt

+@Deprecated(TraverseDeprecation)
 inline fun <A, B, C> Ior<A, B>.flatTraverse(SA: Semigroup<A>, f: (B) -> Iterable<Ior<A, C>>): List<Ior<A, C>> =
  traverse(f).map { it.flatten(SA) }

+@Deprecated(TraverseDeprecation)
 inline fun <A, B, C, E> Ior<A, B>.flatTraverseEither(SA: Semigroup<A>, f: (B) -> Either<E, Ior<A, C>>): Either<E, Ior<A, C>> =
  traverseEither(f).map { it.flatten(SA) }

+@Deprecated(TraverseDeprecation)
 inline fun <A, B, C, E> Ior<A, B>.flatTraverseValidated(SA: Semigroup<A>, f: (B) -> Validated<E, Ior<A, C>>): Validated<E, Ior<A, C>> =
  traverseValidated(f).map { it.flatten(SA) }



These can all be deleted, they didn't exist yet on 0.11.0

nomisRev · 2021-03-10T09:07:28Z

arrow-libs/core/arrow-core-data/src/main/kotlin/arrow/core/Iterable.kt

+@Deprecated(TraverseDeprecation)
 inline fun <E, A, B> Iterable<A>.flatTraverseEither(f: (A) -> Either<E, Iterable<B>>): Either<E, List<B>> =
  foldRight<A, Either<E, List<B>>>(emptyList<B>().right()) { a, acc ->
    f(a).ap(acc.map { bs -> { b: Iterable<B> -> b + bs } })
  }


…rseValidated_, flatSequenceValidated, sequenceValidated_

nomisRev · 2021-03-11T07:19:41Z

arrow-libs/core/arrow-core-data/src/main/kotlin/arrow/core/NonEmptyList.kt

@@ -526,11 +527,13 @@ inline fun <E, A, B> NonEmptyList<A>.traverseEither(f: (A) -> Either<E, B>): Eit
    f(a).ap(acc.map { bs -> { b: B -> NonEmptyList(b) + bs } })
  }

+@Deprecated(TraverseDeprecation)


All of these didn't exist for NonEmptyList on 0.11.0 so can be removed.
https://github.com/arrow-kt/arrow-core/blob/0.11.0/arrow-core-data/src/main/kotlin/arrow/core/NonEmptyList.kt

nomisRev · 2021-03-11T07:20:08Z

arrow-libs/core/arrow-core-data/src/main/kotlin/arrow/core/Option.kt

@@ -749,18 +743,21 @@ sealed class Option<out A> : OptionOf<A> {
      is None -> null
    }

+  @Deprecated(TraverseDeprecation)


Idem for this file.

https://github.com/arrow-kt/arrow-core/blob/0.11.0/arrow-core-data/src/main/kotlin/arrow/core/Option.kt

nomisRev · 2021-03-11T07:21:08Z

arrow-libs/core/arrow-core-data/src/main/kotlin/arrow/core/Sequence.kt

@@ -108,11 +109,13 @@ fun <E, A> Sequence<Either<E, Sequence<A>>>.flatSequenceEither(): Either<E, Sequ
 fun <E, A> Sequence<Validated<E, Sequence<A>>>.flatSequenceValidated(semigroup: Semigroup<E>): Validated<E, Sequence<A>> =
  flatTraverseValidated(semigroup, ::identity)

+@Deprecated(TraverseDeprecation)


Idem for these, since this file doesn't exist in 0.11.0 so we can simply remove them all.

nomisRev · 2021-03-11T07:21:34Z

arrow-libs/core/arrow-core-data/src/main/kotlin/arrow/core/Validated.kt

@@ -791,6 +792,7 @@ sealed class Validated<out E, out A> : ValidatedOf<E, A> {
  inline fun <B> traverse(fa: (A) -> Iterable<B>): List<Validated<E, B>> =
    fold({ emptyList() }, { a -> fa(a).map { Valid(it) } })

+  @Deprecated(TraverseDeprecation)


Idem for all functions in this file: https://github.com/arrow-kt/arrow-core/blob/0.11.0/arrow-core-data/src/main/kotlin/arrow/core/Validated.kt

nomisRev · 2021-03-11T07:21:53Z

arrow-libs/core/arrow-core-data/src/main/kotlin/arrow/core/map.kt

@@ -23,11 +24,13 @@ inline fun <K, E, A, B> Map<K, A>.traverseEither(f: (A) -> Either<E, B>): Either
    f(a).ap(acc.map { bs: Map<K, B> -> { b: B -> mapOf(k to b) + bs } })
  }

+@Deprecated(TraverseDeprecation)


None of these methods existed so can all be removed safely.

# Conflicts: # arrow-libs/core/arrow-core-data/src/main/kotlin/arrow/core/Option.kt

nomisRev

Thank you @danimontoya for the PR 👏 👏

raulraja

Thanks @danimontoya !

Update deprecation messages for Traverse API:

951798e

- flatTraverse - flatTraverseEither - flatTraverseValidated - travserse_ - travserEither_ - traverseValidated_ - sequence_ - sequenceEither_ - sequenceValidated_

danimontoya requested a review from nomisRev March 8, 2021 18:36

danimontoya added 3 commits March 9, 2021 09:47

Remove from Either: travserse_, traverseValidated_, sequence_, sequen…

e1ef4e8

…ceValidated_

Remove from Option: filterEither, filterIterable, filterValidated, tr…

68f584b

…averseFilter, traverseFilterEither, traverseFilterValidated, traverseFilterIsInstance, traverseFilterIsInstanceEither, traverseFilterIsInstanceValidated

revert one minor change

7371448

danimontoya marked this pull request as ready for review March 9, 2021 09:07

danimontoya requested review from franciscodr, i-walker and raulraja March 9, 2021 15:09

danimontoya added the 0.12.0 label Mar 9, 2021

nomisRev requested changes Mar 10, 2021

View reviewed changes

danimontoya added 5 commits March 10, 2021 12:55

Merge branch 'master' into dm-cleanup-traverse

1d85c8f

Remove fun's that were not existing in 0.11.0

5ec8796

Remove unused import

0dc54eb

Remove traverseEither_, sequenceEither_, flatTraverseValidated, trave…

5bebb23

…rseValidated_, flatSequenceValidated, sequenceValidated_

Some more deprecations

0c41cc6

danimontoya requested a review from nomisRev March 10, 2021 15:16

nomisRev reviewed Mar 11, 2021

View reviewed changes

danimontoya added 6 commits March 11, 2021 10:11

Remove fun's in NonEmptyList

7dc70f8

Remove fun's in Option

08076ba

Remove fun's in Sequence and Validated

0251b61

Remove fun's in map

b8cc99d

Merge branch 'master' into dm-cleanup-traverse

026409b

# Conflicts: # arrow-libs/core/arrow-core-data/src/main/kotlin/arrow/core/Option.kt

Ktlint

513c301

danimontoya requested a review from nomisRev March 11, 2021 09:23

nomisRev approved these changes Mar 11, 2021

View reviewed changes

raulraja approved these changes Mar 11, 2021

View reviewed changes

Merge branch 'master' into dm-cleanup-traverse

0ceabeb

nomisRev merged commit c04cdb5 into master Mar 11, 2021

nomisRev deleted the dm-cleanup-traverse branch March 11, 2021 13:00

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CU-fb50p3 - Clean up Traverse API #2310

CU-fb50p3 - Clean up Traverse API #2310

danimontoya commented Mar 8, 2021 •

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CU-fb50p3 - Clean up Traverse API #2310

CU-fb50p3 - Clean up Traverse API #2310

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danimontoya commented Mar 8, 2021 • edited Loading

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danimontoya commented Mar 8, 2021 •

edited

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