v3.12.0-RC1

This release candidate introduces a new networking stack for the JVM and Native (#3240) that uses the new I/O-integrated runtime released in Cats Effect v3.6.0-RC1.

Enhancements

• Optimise text.lines for longer lines, larger chunks use-cases by @svalaskevicius in #3481
• Optmize interop.flow.StreamSubscriber.onNext by @BalmungSan in #3387
• Add evalFold combinator to Stream by @Ivan091 in #3500
• I/O polling by @armanbilge in #3240

Fixes

• Fix resource leak in Scope by @ValdemarGr in #3473
• Change repeatN to support n=0 by @L7R7 in #3492
• Fix writeUtf8Lines evaluates leading effects in the input stream twice by @ChenCMD in #3489

Documentation

• Fix typo in exists scaladoc by @vladislavsheludchenkov in #3480
• Fix docs for Stream.exec function by @jakobmerrild in #3491
• Adding Channel to documentation by @hkateu in #3475

Updates

• Update scala-library to 2.12.20 by @typelevel-steward in #3470
• Update scala3-library, ... to 3.3.4 by @typelevel-steward in #3482
• Update scala-library to 2.13.15 by @typelevel-steward in #3479
• Update jnr-unixsocket to 0.38.23 by @typelevel-steward in #3493
• Update sbt-scalajs, scalajs-compiler, ... to 1.17.0 by @typelevel-steward in #3509

New Contributors

• @ValdemarGr made their first contribution in #3473
• @vladislavsheludchenkov made their first contribution in #3480
• @jakobmerrild made their first contribution in #3491
• @ChenCMD made their first contribution in #3489
• @hkateu made their first contribution in #3475
• @Ivan091 made their first contribution in #3500

Full Changelog: v3.11.0...v3.12.0-RC1

v3.11.0

Features

• Add StreamDecoder#{filter, withFilter} and Chunk#withFilter by @mpilquist in #3432
• Replace fs2.hash with fs2.hashing.Hashing[F] by @mpilquist in #3454
• Add unfoldChunkLoop and unfoldChunkLoopEval, more (downstream) efficient versions of unfoldLoop and unfoldLoopEval. by @CremboC in #3457
• Update Hashing to support HMACs, update names in fs2.hashing to be clearer, introduce Digest type by @mpilquist in #3465
• Add tests for hashPureStream and hashChunk by @mpilquist in #3466
• Refactor hashPureStream by @mpilquist in #3467

Fixes

• reactive-streams: report errors using the ExecutionContext by @fredfp in #3425

Docs

• 📝 Add more examples / uses to the Concurrency section in the documentation guide of Fs2 by @Hombre-x in #3437
• Fix README link by @bwignall in #3447

Build Support

• Fix macos gha runners by @mpilquist in #3431

Updates

• Update scalafmt-core to 3.8.1 by @typelevel-steward in #3417
• Update sbt-scalajs, scalajs-compiler, ... to 1.16.0 by @typelevel-steward in #3418
• Update munit-cats-effect to 2.0.0-M5 by @typelevel-steward in #3421
• Update scala-library to 2.13.14 by @typelevel-steward in #3427
• Update sbt to 1.10.0 by @typelevel-steward in #3428
• Update sbt-scala-native-config-brew-github-actions to 0.3.0 by @typelevel-steward in #3426
• Update sbt-typelevel, sbt-typelevel-site to 0.7.1 by @typelevel-steward in #3429
• Update munit-cats-effect to 2.0.0-RC1 by @typelevel-steward in #3430
• Update munit-cats-effect to 2.0.0 by @typelevel-steward in #3439
• Update cats-core, cats-laws to 2.11.0 by @typelevel-steward in #3441
• flake.lock: Update by @typelevel-steward in #3438
• Update ip4s-core to 3.6.0 by @typelevel-steward in #3445
• Update Guide snippet error by @bwignall in #3450
• Update scalafmt-core to 3.8.2 by @typelevel-steward in #3448
• flake.lock: Update by @typelevel-steward in #3443
• Update sbt-typelevel, sbt-typelevel-site to 0.7.2 by @typelevel-steward in #3456
• flake.lock: Update by @typelevel-steward in #3452
• Update sbt to 1.10.1 by @typelevel-steward in #3455
• flake.lock: Update by @typelevel-steward in #3459

New Contributors

• @Hombre-x made their first contribution in #3437
• @bwignall made their first contribution in #3447

Full Changelog: v3.10.2...v3.11.0

v2.5.12

Fixes a bug in UDP socket support that can lead to memory leaks.

What's Changed

• Update to Scala.js 1.16.0 on series/2.5.x by @mpilquist in #3435
• Fix Ordering of UDP pending timeouts by @zkerriga in #3434

New Contributors

• @zkerriga made their first contribution in #3434

Full Changelog: v2.5.11...v2.5.12

v3.10.2

What's Changed

• Remove CODE_OF_CONDUCT override, use org default by @valencik in #3414
• Fix #3415 - fromIterator looping infinitely by @mpilquist in #3416

Full Changelog: v3.10.1...v3.10.2

v3.10.1

What's Changed

• Fix ignored parameters in deprecated Files.walk() by @sven42 in #3413

New Contributors

• @sven42 made their first contribution in #3413

Full Changelog: v3.10.0...v3.10.1

v3.10.0

Improvements

• Update scaladoc for Process by @daddykotex in #3381
• Add chunk-preserving ensure function. by @zainab-ali in #3382
• Do not let handled errors get printed to the console by @fredfp in #3385
• Improve performance of Files.walk on the JVM by @mpilquist in #3383
• Fix performance of Stream.from(Blocking)Iterator when using large chunk sizes by @mpilquist in #3392
• Add Files.walkWithAttributes by @mpilquist in #3390
• Remove walkEager optimization by @mpilquist in #3394
• add/remove on PosixPermissions by @daddykotex in #3396
• Add conflate operations to Stream by @mpilquist in #3401
• Make Chunk.asSeqPlatform private by @BalmungSan in #3409
• Add retries to UdpSuite by @mpilquist in #3408

Updates

• Update ip4s-core to 3.5.0 by @typelevel-steward in #3386
• Update jnr-unixsocket to 0.38.22 by @typelevel-steward in #3389
• Update sbt-typelevel, sbt-typelevel-site to 0.6.6 by @typelevel-steward in #3391
• flake.lock: Update by @typelevel-steward in #3335
• Update sbt to 1.9.9 by @typelevel-steward in #3395
• Update scalafmt-core to 3.8.0 by @typelevel-steward in #3393
• Update sbt-typelevel, sbt-typelevel-site to 0.6.7 by @typelevel-steward in #3397
• Update scala-library to 2.12.19 by @typelevel-steward in #3398
• flake.lock: Update by @typelevel-steward in #3400
• Update scala3-library, ... to 3.3.3 by @typelevel-steward in #3402
• Update cats-effect, cats-effect-laws, ... to 3.5.4 by @typelevel-steward in #3407
• flake.lock: Update by @typelevel-steward in #3405
• flake.lock: Update by @typelevel-steward in #3410

New Contributors

• @fredfp made their first contribution in #3385

Full Changelog: v3.9.4...v3.10.0

v3.9.4

Improvements

• Use toByteBufferUnsafe in toArraySlice by @armanbilge in #3331
• Add flow.unsafeToPublisher by @BalmungSan in #3342
• Fix subtle bug in the interop.flow/StreamSubscription by @BalmungSan in #3347
• Handle root path correctly by @InversionSpaces in #3354
• Call Subscriber.onSubscribe(StreamSubscription) before returning from StreamPublisher.subscribe(Subscriber) by @BalmungSan in #3360
• Avoid double evaluation of pattern matchers in Chunk.collect by @flipp5b in #3364
• Tidy unnecessary cast in JS Socket by @armanbilge in #3352
• Default client_auth_type = optional for TLS clients on Native by @armanbilge in #3349
• Preserve chunking of input to writeUtf8Lines with intersperse. by @zainab-ali in #3357
• Don't use Dispatcher for suspendReadableAndRead and TLS initialization on Node.js by @armanbilge in #3348
• Enforce new wildcard syntax by @xuwei-k in #3367
• Use nondirect buffer instead of direct buffer by @Bunyod in #3371
• Remove SuspendedStream, MicrotaskExecutor hacks in Node.js Process by @armanbilge in #3366
• Refactor Node.js Duplex interop by @armanbilge in #3365
• Move j.u.c.Flow interop methods onto Stream by @armanbilge in #3346
• Use ev directly in flatten. by @He-Pin in #3375
• Add keepAlive method in Stream. by @fmeriaux in #3374
• Add Chunk#collectWhile. by @He-Pin in #3379
• Add List[Stream]#parJoinUnbounded. by @kamilkloch in #3363
• Fix fetching permissions through getPosixFileAttributes and add equality by @dantb in #3345
• Add methods to timeout on pulls by @bplommer in #2845

Docs

• Input Objects GmbH adopter by @jrozanski in #3340

Updates

• Update munit-cats-effect to 2.0.0-M4 by @typelevel-steward in #3333
• Update scalafmt-core to 3.7.17 by @typelevel-steward in #3339
• Update sbt-typelevel, sbt-typelevel-site to 0.6.2 by @typelevel-steward in #3334
• Update sbt-typelevel, sbt-typelevel-site to 0.6.3 by @typelevel-steward in #3356
• Update sbt-jmh to 0.4.7 by @typelevel-steward in #3358
• Update sbt-typelevel, sbt-typelevel-site to 0.6.4 by @typelevel-steward in #3362
• Update sbt to 1.9.8 by @typelevel-steward in #3361
• Update sbt-typelevel, sbt-typelevel-site to 0.6.5 by @typelevel-steward in #3368
• Update sbt-scalajs, scalajs-compiler, ... to 1.15.0 by @typelevel-steward in #3372
• Update cats-effect, cats-effect-laws, ... to 3.5.3 by @typelevel-steward in #3373
• Update nscplugin, sbt-scala-native, ... to 0.4.17 by @typelevel-steward in #3380

New Contributors

• @jrozanski made their first contribution in #3340
• @InversionSpaces made their first contribution in #3354
• @flipp5b made their first contribution in #3364
• @Bunyod made their first contribution in #3371
• @fmeriaux made their first contribution in #3374
• @dantb made their first contribution in #3345

Full Changelog: v3.9.3...v3.9.4

v3.9.3

Improvements

• Fix temporary file name generation on Node.js by @armanbilge in #3312
• Add result type to Stream#withFilter by @He-Pin in #3309
• FileHandle from SeekableByteChannel by @lhns in #3299
• Implement Node.js stream destroy w/ interruptWhen by @armanbilge in #3322
• Fix 'fs.io.readInputStreamGeneric' overallocation of underlying buffers by @seigert in #3318
• Restore the logo(s) by @Zelenya in #3317

Updates

• Update sbt to 1.9.5 by @typelevel-steward in #3306
• flake.lock: Update by @typelevel-steward in #3303
• Update sbt-typelevel, sbt-typelevel-site to 0.5.3 by @typelevel-steward in #3308
• Update sbt to 1.9.6 by @typelevel-steward in #3307
• Update sbt-scalajs, scalajs-compiler, ... to 1.14.0 by @typelevel-steward in #3313
• Update cats-effect, cats-effect-laws, ... to 3.5.2 by @typelevel-steward in #3314
• Update nscplugin, sbt-scala-native, ... to 0.4.16 by @typelevel-steward in #3319
• Update sbt-typelevel, sbt-typelevel-site to 0.5.4 by @typelevel-steward in #3315
• Update sbt-mdoc to 2.3.8 by @typelevel-steward in #3316
• flake.lock: Update by @typelevel-steward in #3310
• Update sbt-typelevel, sbt-typelevel-site to 0.6.0 by @typelevel-steward in #3320
• Update scalafmt-core to 3.7.15 by @typelevel-steward in #3325
• Update sbt to 1.9.7 by @typelevel-steward in #3324
• Update scodec-bits to 1.1.38 by @typelevel-steward in #3323
• Update ip4s-core to 3.4.0 by @typelevel-steward in #3330
• Update sbt-typelevel, sbt-typelevel-site to 0.6.1 by @typelevel-steward in #3327
• flake.lock: Update by @typelevel-steward in #3326

New Contributors

• @He-Pin made their first contribution in #3309
• @lhns made their first contribution in #3299

Full Changelog: v3.9.2...v3.9.3

v3.9.2

Improvements

• Add Channel#closeWithElement by @tothpeti in #3280

Fixes

• Remove @nowarn213 annotation from io package object by @armanbilge in a9566bd

Updates

• Update nscplugin, sbt-scala-native, ... to 0.4.15 by @typelevel-steward in #3295
• Update sbt-jmh to 0.4.6 by @typelevel-steward in #3296
• Update scalafmt-core to 3.7.14 by @typelevel-steward in #3292
• Update testng-7-5 to 3.2.17.0 by @typelevel-steward in #3297
• Update scala3-library, ... to 3.3.1 by @typelevel-steward in #3298
• Update scala-library to 2.13.12 by @typelevel-steward in #3301
• Update sbt-typelevel, sbt-typelevel-site to 0.5.2 by @typelevel-steward in #3302
• Update jnr-unixsocket to 0.38.21 by @typelevel-steward in #3304

New Contributors

• @tothpeti made their first contribution in #3280

Full Changelog: v3.9.1...v3.9.2

v3.9.1

Bug Fixes

• Localize @nowarn212 to method parameters by @armanbilge in #3291
• Fix for decoding a PES packet with a header, when the DTS (Decoding Timestamp) is unavailable. by @tomiwu in #3290

New Contributors

• @tomiwu made their first contribution in #3290

Full Changelog: v3.9.0...v3.9.1