Update module github.com/samber/lo to v1.52.0 #59

renovate · 2025-10-20T09:14:55Z

This PR contains the following updates:

Package	Change	Age	Confidence
github.com/samber/lo	`v1.37.0` → `v1.52.0`

Release Notes

samber/lo (github.com/samber/lo)

`v1.52.0`

Compare Source

Thrilled to announce the latest release of samber/lo!

This version brings major improvements:

A new it/ sub-package for everything related to the iter package added in Go 1.23. Big up to @NathanBaulch for its help on this
A new documentation -> lo.samber.dev
Lots of micro fixes and performance improvements
Better code quality with many more linters

✨ A good introduction to streams in Go !

What's Changed

fix(chunk): Copy chunk in a new slice by @sambhttps://github.com/samber/lo/pull/648ll/648
fix(zipx): fix the max length calculation by @sambhttps://github.com/samber/lo/pull/649ll/649
fix(retry): fix potential race condition in debounce callback by @sambhttps://github.com/samber/lo/pull/650ll/650
feature: add Mode function with tests and documentation by @ghohttps://github.com/samber/lo/pull/644ll/644
add FilterKeys for map by @rasha108bhttps://github.com/samber/lo/pull/631ll/631
feat: adding FilterValues and fix FilterKeys signature by @sambhttps://github.com/samber/lo/pull/661lhttps://github.com/samber/lo/pull/662ll/662
fix: more consistent panic strings by @NathanBaulhttps://github.com/samber/lo/pull/678ll/678
fix: minor example issues by @NathanBaulhttps://github.com/samber/lo/pull/676ll/676
feat: preserve type alias in DropByIndex and WithoutBy by @NathanBaulhttps://github.com/samber/lo/pull/675ll/675
feat: adding hassuffix + hasprefix by @sambhttps://github.com/samber/lo/pull/680ll/680
Added Cut, CutPrefix, CutSuffix by @xelavopehttps://github.com/samber/lo/pull/666ll/666
Add TrimXXX helpers by @sambhttps://github.com/samber/lo/pull/683ll/683
fix(string): fix division by zero by @sambhttps://github.com/samber/lo/pull/684ll/684
fix: avoid recover() if possible by @NathanBaulhttps://github.com/samber/lo/pull/685ll/685
fix: panic when passing -1 to Drop by @NathanBaulhttps://github.com/samber/lo/pull/688ll/688
perf: avoid Keyify twice in Trim by @NathanBaulhttps://github.com/samber/lo/pull/689ll/689
feat: new iter package by @NathanBaulhttps://github.com/samber/lo/pull/672ll/672
feat: from slice to map with index passed by @mabrarhttps://github.com/samber/lo/pull/697ll/697
feat: from slice/iterator to map with index passed by @mabrarhttps://github.com/samber/lo/pull/698ll/698
feat(generator): deprecate lo.Generator in favor of go "iter" package by @sambhttps://github.com/samber/lo/pull/700ll/700
perf: optimization of map access by @mabrarhttps://github.com/samber/lo/pull/692ll/692
perf: optimize map access everywhere by @NathanBaulhttps://github.com/samber/lo/pull/693ll/693

Tests

fix(tests): fix flaky time-based tests by @sambhttps://github.com/samber/lo/pull/699ll/699

Style

lint: unit test improvements by @NathanBaulhttps://github.com/samber/lo/pull/674ll/674
lint: fix CI warnings and avoid named return parameters by @NathanBaulhttps://github.com/samber/lo/pull/682ll/682
lint: enable 7 more linters by @NathanBaulhttps://github.com/samber/lo/pull/686ll/686
lint: enable gofumpt extra rules by @NathanBaulhttps://github.com/samber/lo/pull/690ll/690
Style/rename internal rand by @sambhttps://github.com/samber/lo/pull/701ll/701
lint: Apply testifylint linter recommendations by @NathanBaulhttps://github.com/samber/lo/pull/669ll/669
Style add golangci config by @sambhttps://github.com/samber/lo/pull/670ll/670
chore: minor whitespace fixes by @NathanBaulhttps://github.com/samber/lo/pull/677ll/677

Documentation

New documentation for "lo" 🎨 by @sambhttps://github.com/samber/lo/pull/703ll/703
doc: add it/mutable/parallel sub-package to llms.txt by @sambhttps://github.com/samber/lo/pull/707ll/707
docs: lots of various doc improvements by @sambhttps://github.com/samber/lo/pull/706ll/706
docs: adding go playground examples to it/ package by @sambhttps://github.com/samber/lo/pull/708ll/708
docs: Fix the Markdown syntax that is not displaying correctly by @mengxunQhttps://github.com/samber/lo/pull/658ll/658
doc: add examples for find.go by @sambhttps://github.com/samber/lo/pull/681ll/681
docs: Fix Product and ProductBy documentation by @markhildreth-gravihttps://github.com/samber/lo/pull/647ll/647
chore(deps-dev): bump typescript from 5.6.3 to 5.9.3 in /docs by @dependabot[bohttps://github.com/samber/lo/pull/704ll/704
docs: grammar improvements by @NathanBaulhttps://github.com/samber/lo/pull/673ll/673

Other

chore(deps): bump actions/setup-go from 5 to 6 by @dependabot[bohttps://github.com/samber/lo/pull/695ll/695
chore(deps): bump github.com/stretchr/testify from 1.11.0 to 1.11.1 by @dependabot[bohttps://github.com/samber/lo/pull/663ll/663
chore(deps): bump actions/checkout from 4 to 5 by @dependabot[bohttps://github.com/samber/lo/pull/659ll/659
chore(deps): bump github.com/stretchr/testify from 1.10.0 to 1.11.0 by @dependabot[bot] in

New Contributors

@markhildreth-gravity made their first contributihttps://github.com/samber/lo/pull/647ll/647
@rasha108bik made their first contributihttps://github.com/samber/lo/pull/631ll/631
@xelavopelk made their first contributihttps://github.com/samber/lo/pull/666ll/666
@mabrarov made their first contributihttps://github.com/samber/lo/pull/692ll/692

Full Changelog: samber/lo@v1.51.0...v1.52.0

`v1.51.0`

Compare Source

What's Changed

Fixed the error in the usage example of lo.Latest in readme.md by @ghosx in #627
feat(assertions): add Assert and Assertf by @your-diary in #638

Doc

docs: Add a more precise description to the Ellipsis function by @mengxunQAQ in #635
docs: Fix description for LastOrEmpty and LastOr by @vaihtovirta in #636
docs: fix wrong variable name for mutable map example by @sunjayaali in #637

Dependencies

fix(ci): correct cleanup deps - remove all *_test.go files using find by @d-enk in #630
Revert "chore(deps): bump golang.org/x/text from 0.22.0 to 0.24.0" by @samber in #626
chore(deps): bump golang.org/x/text from 0.22.0 to 0.24.0 by @dependabot in #625
chore(deps): bump golangci/golangci-lint-action from 7 to 8 by @dependabot in #628

New Contributors

@ghosx made their first contribution in #627
@mengxunQAQ made their first contribution in #635
@vaihtovirta made their first contribution in #636
@your-diary made their first contribution in #638

Full Changelog: samber/lo@v1.50.0...v1.51.0

`v1.50.0`

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What's Changed

Here is the 50th minor version !! 🔥🥂

New methods

Implemented GroupByMap by @maryum375 in #443
feat: Add NthOr and NthOrEmpty functions by @edvardsanta in #611
feat: adding FilterMapToSlice by @samber in #623
feat(mutable): adding Map, MapI, Filter, FilterI by @samber in #577
Add ElementsMatch, ElementsMatchBy by @senago in #589

Improvements

Perf(slice): Optimize iteration function parameters and add test cases by @shuqingzai in #587
Preallocate result in FilterMap by @renbou in #622

Documentation

docs: modify mutable.shuffle example code and Go Playground links by @ebina4yaka in #595
fix: Issue 605 (README for Ternary() by @peterhoward42 in #606
docs: add play link for ChunkEntries example in README by @oswaldom-code in #600
doc: update CoalesceXXX demo and result by @jialeicui in #594
docs: fix typo in readme by @ahmedabdou14 in #620

Dependencies

chore(deps): bump golang.org/x/text from 0.21.0 to 0.22.0 by @dependabot in #590
chore(deps): bump golang.org/x/text from 0.22.0 to 0.24.0 by @dependabot in #618
chore(deps): bump golangci/golangci-lint-action from 6 to 7 by @dependabot in #616

New Contributors

@maryum375 made their first contribution in #443
@shuqingzai made their first contribution in #587
@ebina4yaka made their first contribution in #595
@jialeicui made their first contribution in #594
@peterhoward42 made their first contribution in #606
@edvardsanta made their first contribution in #611
@ahmedabdou14 made their first contribution in #620
@renbou made their first contribution in #622

Full Changelog: samber/lo@v1.49.1...v1.50.0

`v1.49.1`

Compare Source

What's Changed

fix(product + productby): fix empty slice behavior by @samber in #584

Full Changelog: samber/lo@v1.49.0...v1.49.1

`v1.49.0`

Compare Source

What's Changed

feat: add SampleBy and SamplesBy by @bramvandewalle in #516
feat: Add IsNotNil by @haoxins in #523
feat: Implement ChunkMap Function (#533) by @oswaldom-code in #538
feat: Add NewThrottle by @Lee-Minjea in #427
feat: adding FilterSliceToMap by @samber in #581
feat: add Product and ProductBy functions by @JohnDevitt in #566

New Contributors

@bramvandewalle made their first contribution in #516
@oswaldom-code made their first contribution in #538
@Lee-Minjea made their first contribution in #427

Full Changelog: samber/lo@v1.48.0...v1.49.0

`v1.48.0`

Compare Source

What's Changed

Feature

feat: add (Min|Max)Index(By) by @aria3ppp in #569
feat: add UniqMap by @nicklaus-dev in #527
feat: add CrossJoin function by @JohnDevitt in #567
feat: Implement CoalesceOrEmptySlice Function by @chg1f in #542
feat: adding WithoutNth by @samber in #575
feat: deprecate lo.Reverse and move it to lom.Reverse by @samber in #576
feat: deprecate lo.Shuffle and move it to lom.Shuffle by @samber in 699707a (comment)
feat: adding lo.BufferWithContext by @samber in #580
feat: add SliceToSet by @nicklaus-dev in #514
feat: add WithoutBy by @nicklaus-dev in #515
feat: add lom.Fill by @samber

Fix

fix: change examples for MapKeys and MapValues by @luxcgo in #341
fix: order of GroupBy and PartitionBy by @liyishuai in #572

Refactor

refactor RandomString function by @pigwantacat in #524

New Contributors

@luxcgo made their first contribution in #341
@haoxins made their first contribution in #522
@muya made their first contribution in #521
@NathanBaulch made their first contribution in #519
@jiz4oh made their first contribution in #535
@guyareco2 made their first contribution in #537
@pigwantacat made their first contribution in #524
@snamiki1212 made their first contribution in #541
@dependabot made their first contribution in #554
@JasonnnW3000 made their first contribution in #571
@liyishuai made their first contribution in #572
@aria3ppp made their first contribution in #569
@sunjayaali made their first contribution in #544
@SnowOnion made their first contribution in #543
@nicklaus-dev made their first contribution in #527
@JohnDevitt made their first contribution in #567
@chg1f made their first contribution in #542

Full Changelog: samber/lo@v1.47.0...v1.48.0

`v1.47.0`

Compare Source

What's Changed

feat: Improve Substring by @liujundezhanghao in #496
doc: Wrong method reference and output in readme by @ColeZia in #497
doc: Fix documentation for Duration3 by @gecko655 in #502
feat: add FromSlicePtr by @mash in #217
feat: adding FromSlicePtrOr by @samber in #506
feat: Keys+Values: accept multiple maps (vaargs) - Adding UniqKeys+UniqValues by @shivamrazorpay in #503
doc: Update foreachwhile readme.md by @Sianao in #508

New Contributors

@liujundezhanghao made their first contribution in #496
@ColeZia made their first contribution in #497
@gecko655 made their first contribution in #502
@mash made their first contribution in #217
@shivamrazorpay made their first contribution in #503

Full Changelog: samber/lo@v1.46.0...v1.47.0

`v1.46.0`

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What's Changed

fix: chunk memory leak, bug fix by @mihir20 in #491
feat: add WaitForWithContext by @ccoVeille in #480
add ForEachCondition implement by @Sianao in #485

New Contributors

@mihir20 made their first contribution in #491
@ccoVeille made their first contribution in #480
@Sianao made their first contribution in #485

Full Changelog: samber/lo@v1.45.0...v1.46.0

`v1.45.0`

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What's Changed

perf: preallocate in Assign by @pmalek in #484
feat: adding EarliestBy and LatestBy functions by @timych in #489

New Contributors

@pmalek made their first contribution in #484
@timych made their first contribution in #489

Full Changelog: samber/lo@v1.44.0...v1.45.0

`v1.44.0`

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What's Changed

feat: Add slice Splice an element or multiple elements at index i. by @wenlingang in #371
feat: Make Filter() preserve type. by @FGasper in #365
feat: Added DropByIndex helper for slice by @phith0n in #398
feat: upgrade to math/rand/v2 by @samber in #483
chore: remove golang.org/x/exp since it doesn't follow go 1 compatibility promise by @trim21 in #478

New Contributors

@wenlingang made their first contribution in #371
@jason-zhj made their first contribution in #376
@FGasper made their first contribution in #365
@phith0n made their first contribution in #398

Full Changelog: samber/lo@v1.43.0...v1.44.0

`v1.43.0`

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What's Changed

feat: adding HasKey by @samber in #477
feat: adding lo.WaitFor by @samber in #269
improvement: Optimize the performance of union method, avoid repeated expansion by @cwb2819259 in #397

New Contributors

@cwb2819259 made their first contribution in #397

Full Changelog: samber/lo@v1.42.0...v1.43.0

`v1.42.0`

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What's Changed

feat: add Nil by @gubtos in #383
feat: Add First and FirstOrZeroValue functions by @Alireza-Kiani in #451
feat: adding LastOrEmpty and LastOr by @samber in #474
feat: Feature/contains iterate by index by @lennon-guan in #428
feat: speed up loops by reducing allocations by @samber in #475
doc: inconsistent expression in README.md by @rolancia in #406

Breaking change

lo.Last() now returns (T, bool) instead of (T, error)

New Contributors

@gubtos made their first contribution in #383
@Alireza-Kiani made their first contribution in #451
@rolancia made their first contribution in #406
@lennon-guan made their first contribution in #428

Full Changelog: samber/lo@v1.41.0...v1.42.0

`v1.41.0`

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What's Changed

feat: adding Elipse by @samber in #470
feat: adding CoalesceOrEmpty by @samber in #469
feat: adding Earliest and Latest by @samber in #468
feat: adding duration by @samber in #471
feat: adding FilterReject by @samber in #472
feat: adding RejectMap by @samber in #473

Full Changelog: samber/lo@v1.34.0...v1.41.0

`v1.40.0`

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What's Changed

Improvements

Use map indexing to speed up PickByKeys and OmitByKeys by @ericleb010 in #447
ToSlicePtr: reduce allocations and improving speed by @yanmhlv in #465
Feat: Adding zipby + unzipby by @samber in #449
feat: add string conversion functions by @eiixy in #466
Adding Mean and MeanBy by @usman1100 in #414

Doc & style

Fix typos by @szepeviktor in #384
fix: instantiate typo by @testwill in #374
Fix typo in README.md by @eltociear in #369
docs: update description for FindOrElse by @slomek in #370
style: no extra any type parameter by @d-enk in #429
Fix IsNil link for pkg.go.dev by @invzhi in #418
Docs: should use type int64 for lo.FlatMap in example by @apriil15 in #435

CI

CI: tests on multi go versions by @jiro4989 in #445

New Contributors

@szepeviktor made their first contribution in #384
@testwill made their first contribution in #374
@eltociear made their first contribution in #369
@slomek made their first contribution in #370
@ericleb010 made their first contribution in #447
@yanmhlv made their first contribution in #465
@eiixy made their first contribution in #466
@jiro4989 made their first contribution in #445
@d-enk made their first contribution in #429
@usman1100 made their first contribution in #414
@invzhi made their first contribution in #418
@apriil15 made their first contribution in #435

Full Changelog: samber/lo@v1.39.0...v1.40.0

`v1.39.0`

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Adding lo.IsNil helper

`v1.38.1`

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Improvement:

Async and AsyncX: now returns <-chan T instead of chan T

`v1.38.0`

Compare Source

Adding:

lo.ValueOr
lo.DebounceBy
lo.EmptyableToPtr

Improvement:

Substring: add support for non-english chars

Fix:

Async: Fix goroutine leak

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Update module github.com/samber/lo to v1.52.0

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Release Notes

What's Changed

Tests

Style

Documentation

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What's Changed

Doc

Dependencies

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New methods

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Dependencies

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Fix

Refactor

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