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 @samber in #648
• fix(zipx): fix the max length calculation by @samber in #649
• fix(retry): fix potential race condition in debounce callback by @samber in #650
• feature: add Mode function with tests and documentation by @ghosx in #644
• add FilterKeys for map by @rasha108bik in #631
• feat: adding FilterValues and fix FilterKeys signature by @samber in #661
  #662
• fix: more consistent panic strings by @NathanBaulch in #678
• fix: minor example issues by @NathanBaulch in #676
• feat: preserve type alias in DropByIndex and WithoutBy by @NathanBaulch in #675
• feat: adding hassuffix + hasprefix by @samber in #680
• Added Cut, CutPrefix, CutSuffix by @xelavopelk in #666
• Add TrimXXX helpers by @samber in #683
• fix(string): fix division by zero by @samber in #684
• fix: avoid recover() if possible by @NathanBaulch in #685
• fix: panic when passing -1 to Drop by @NathanBaulch in #688
• perf: avoid Keyify twice in Trim by @NathanBaulch in #689
• feat: new iter package by @NathanBaulch in #672
• feat: from slice to map with index passed by @mabrarov in #697
• feat: from slice/iterator to map with index passed by @mabrarov in #698
• feat(generator): deprecate lo.Generator in favor of go "iter" package by @samber in #700
• perf: optimization of map access by @mabrarov in #692
• perf: optimize map access everywhere by @NathanBaulch in #693

Tests

• fix(tests): fix flaky time-based tests by @samber in #699

Style

• lint: unit test improvements by @NathanBaulch in #674
• lint: fix CI warnings and avoid named return parameters by @NathanBaulch in #682
• lint: enable 7 more linters by @NathanBaulch in #686
• lint: enable gofumpt extra rules by @NathanBaulch in #690
• Style/rename internal rand by @samber in #701
• lint: Apply testifylint linter recommendations by @NathanBaulch in #669
• Style add golangci config by @samber in #670
• chore: minor whitespace fixes by @NathanBaulch in #677

Documentation

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

Other

• chore(deps): bump actions/setup-go from 5 to 6 by @dependabot[bot] in #695
• chore(deps): bump github.com/stretchr/testify from 1.11.0 to 1.11.1 by @dependabot[bot] in #663
• chore(deps): bump actions/checkout from 4 to 5 by @dependabot[bot] in #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 contribution in #647
• @rasha108bik made their first contribution in #631
• @xelavopelk made their first contribution in #666
• @mabrarov made their first contribution in #692

Full Changelog: v1.51.0...v1.52.0

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: v1.50.0...v1.51.0

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: v1.49.1...v1.50.0

What's Changed

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

Full Changelog: v1.49.0...v1.49.1

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: v1.48.0...v1.49.0

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#comments
• 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: v1.47.0...v1.48.0

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: v1.46.0...v1.47.0

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: v1.45.0...v1.46.0

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: v1.44.0...v1.45.0

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: v1.43.0...v1.44.0