v3.0.1-alpha.1

What's Changed

• When examining annotations, check the value's tag. by @zenhack in #109
• sendCap: check for nil exports table/entries by @zenhack in #113
• V3 sender promise workaround by @zenhack in #114
• Don't panic when Payload is null. by @zenhack in #157
• Add a missing format argument by @zenhack in #164
• Fix some breakage in the regen.sh script. by @zenhack in #162
• Typed refcounting by @zenhack in #163
• Add option to use packed encoding in rpc.StreamTransport. by @lthibault in #161
• Update README.md for v3 by @lthibault in #170
• Add go module & set import path to capnproto.org/go/capnp/v3 by @lthibault in #169
• Added minor installation note regarding 'GO111MODULE' by @taufik-rama in #179
• Update the bundled schema to those included with capnp-c++ 0.9 by @zenhack in #181
• Fix issues that cause linters to complain. by @lthibault in #182
• CI: run agains Go 1.17 by @zenhack in #183
• Remove old build tags by @lthibault in #184
• Fix unsafe use of reflect.StringHeader/SliceHeader. by @lthibault in #186
• Add new internal/mpsc package. by @zenhack in #191
• Improve error handling in RPC package by @lthibault in #187
• Add infalliable variants of NewMessage() by @zenhack in #195
• Fix a bug where we were calling annotate() on the wrong error. by @zenhack in #197
• Minor formatting change in comment by @zenhack in #202
• Flow control by @zenhack in #198
• Cleanup: Stop passing around a superfluous []ClientState by @zenhack in #207
• Simplify how we determine whether to embargo by @zenhack in #212
• Add some helpers for acquiring locks by @zenhack in #210
• Expose pipelineClient & do something useful with its .Brand() by @zenhack in #211
• Support arbitrary client metadata, avoid linear seach in sendCap. by @zenhack in #208
• Handle incoming receiverAnswer cap descriptors. by @zenhack in #209
• Error client: return the error via Brand() by @zenhack in #215
• Add me & Louis to FUNDING.yml by @zenhack in #217
• Transport: don't require clearing the cap table. by @zenhack in #219
• sendCap: emit receiverAnswer when appropriate. by @zenhack in #213
• Support canonicalizing interface pointers. by @zenhack in #220
• Creating example directory with books and hashes examples from wiki by @frumioj in #204
• Get rid of server.Policy.AnswerQueueSize. by @zenhack in #222
• Replace getClosedSignal() with global closed channel. by @lthibault in #223
• Use generics for mpsc by @zenhack in #226
• Remove unused contextImport constant. by @zenhack in #227
• Use generics for list types. by @zenhack in #229
• Bugfix/unbounded send queue by @lthibault in #224
• Use the embed package to do less in mktemplates. by @zenhack in #228
• Don't block when queuing methods on *Server. by @zenhack in #225
• Fix linter warning due to discarded CancelFunc in mpsc_test by @lthibault in #230
• Lintfix. Explicitly assign value to List field in StructList. by @lthibault in #231
• Refactor readlimit_test.go to appease CI. by @lthibault in #233
• Fix compilation error and test on intel 32-bit by @Matherunner in #234
• Fix typo in comment. by @zenhack in #237
• Represent :Capability type as *capnp.Client. by @lthibault in #232
• flowcontrol.fixedLimiter: Swap in semaphore.Weighted. by @zenhack in #238
• Fix moar deadlocks by @zenhack in #243
• Get rid of unnecessary interface{ ... }. by @zenhack in #246
• Add typed wrapper for lists of capabilities. by @zenhack in #247
• Move Transport into its own package, and export transport.NewPipe by @zenhack in #252
• Remove Promise.Join() by @zenhack in #255
• Fix broken implemenation of .Ack() by @zenhack in #254
• Move packed out of internal. by @zenhack in #258
• Bugfix: don't wrap nil error with fmt.Errorf. by @lthibault in #262
• Export concrete arena types. by @lthibault in #263
• Return error from generator.defineInterface by @lthibault in #264
• Implement io.WriterTo for Message by @lthibault in #266
• Assorted clean-up tasks by @lthibault in #265
• Fix race conditions due to zero-copy semantics of pipe transport. by @lthibault in #261
• Remove redundant call to setAnswerQuestion by @zenhack in #250
• Client: hide pointer indirection. by @zenhack in #260
• Bugfix/nil exc check fails by @lthibault in #268
• Defend against nil-pointer panics in question.release by @lthibault in #269
• Don't mention now-deleted Promise.Join() method by @zenhack in #270
• Remove server.Policy. by @lthibault in #273
• Embed capnp.Client in generated interface types. by @zenhack in #276
• First steps towards generics by @zenhack in #274
• Remove pointless indirection in templates. by @zenhack in #277
• Clean up formatting, inefassign and misspellings. by @lthibault in #281
• Kill the struct wrapper around Client by @zenhack in #279
• Remove a couple uses of the *_List type aliases. by @zenhack in #278
• Run gofmt by @zenhack in #282
• Kill the struct wrapper around generated Struct types. by @zenhack in #283
• Get rid of the struct wrappers around list types. by @zenhack in #284
• Add client methods to interfaceClient template by @lthibault in #285
• Add IsValid method to list types. by @lthibault in #287
• Fix 271 by @zenhack in #288
• .gitignore: ignore test coverage profiles by @zenhack in #290
• Add a .Release() method to FlowLimiter. by @zenhack in #291
• Export mpsc by @lthibault in #293
• Clean up import rendering in codegen. by @lthibault in #286
• Simplify packed encoder. by @lthibault in #295
• Import docs from the wiki into a docs/ directory. by @zenhack in #300
• Update Working-with-Cap'n-Proto-Types.md by @TheApeMachine in #302
• Reject pipelined calls when PlaceArgs returns an error. by @lthibault in #303
• Fix incorrect docs for Client.Release(). by @zenhack in #313
• Fix error message in panic. by @zenhack in #312
• Get rid of an unnecessary slice in Promise. by @zenhack in #310
• Delete clearCapTable() by @zenhack in #309
• Clarify comments by @zenhack in #308
• Fix deadlock by @zenhack in #316
• call messages: let the transport release the cap table by @zenhack in #314
• Fix some bitrot in a comment. by @zenhack in #307
• Fix 315 by @zenhack in #317
• Better isolate the tests under TestHandleReturn_regression by @zenhack in #320
• Add Go 1.19 to the build matrix. by @zenhack in #323
• Fix a regression introduced by releaseQuestions() by @zenhack in #322
• Server.handleCall: Run methods when the ctx is already canceled by @zenhack in #324
• Conn.sendMessage: don't return an error. by @zenhack in #326
• Fix intermittent hang in TestRecvAbort by @zenhack in #327
• Clarify a comment by @zenhack in #331
• CI: run RPC tests repeatedly by @zenhack in #328
• Minor cleanup by @zenhack in #330
• Wrap error returned by PlaceArgs using %w directive. by @lthibault in #332
• Return capnp.Client from promised :Capability type by @lthibault in #333
• Implement code generation for :AnyStruct by @lthibault in #334
• Add code generation for AnyList by @lthibault in #335
• Add missing accessor for promised AnyStruct by @lthibault in #336
• Rename server.Call.Ack() -> .Go() by @zenhack in #338
• Add BBR Flow-Control by @zenhack in #294
• Mention websocket transport implementation. by @zenhack in #341
• Minor cleanup: use the 'any' alias introduced in go 1.18 by @zenhack in #339
• Fix #301. by @zenhack in #342
• BenchmarkPingPong: use net.Pipe() by @zenhack in #345
• Add benchmark for streaming calls. by @zenhack in #346
• Delete extremely obsolete test by @zenhack in #353
• Use a sync.Pool for MultiSegmentArenas by @zenhack in #350
• Rpc: split IO into dedicated goroutines. by @zenhack in #354
• simplify transport. by @zenhack in #296
• Add a few things to .gitignore by @zenhack in #356
• Readability: use signed int32 for refcount. by @zenhack in #357
• Optimize mpsc by @zenhack in #358
• Fix a bug pertaining to casting struct lists to pointer lists by @zenhack in #359
• Delete unused chanmutex package by @zenhack in #361
• Conn.sender: mpsc -> spsc by @zenhack in #360
• Expand streaming benchmark. by @zenhack in #362
• Add helpers Serve and ListenAndServe by @hspaay in #355
• Pool buffers when decoding by @zenhack in #363
• First steps reducing fmt usage. by @zenhack in #365
• Fix #337 by @zenhack in #366
• Revert "Fix #301." by @lthibault in #367
• Cleanup: add .Contains() method to rpc.answerFlags. by @zenhack in #370
• Minor readability improvement. by @zenhack in #369
• Move calls to ans.releaseMsg() inside ans.destroy() by @zenhack in #371
• Remove duplicate implementation of clientPath. by @zenhack in #372
• Remove some vestigial bits, fix #352 by @zenhack in #373
• Use refcounting for results by @zenhack in #374
• Conn.sender: go back to using mpsc. by @zenhack in #378
• Conn: wrap fields protected by mu in struct. by @zenhack in #379
• sendMessage: better names for parameters. by @zenhack in #380
• Cleanup: bundle return values from transport by @zenhack in #381
• Remove a couple uses of syncutil.Without by @zenhack in #383
• Move Conn.bgcancel inside Conn.lk by @zenhack in #384
• answer.destroy: avoid syncutil.Without by @zenhack in #385
• Remove unused context parameter. by @zenhack in #387
• Add a clarifying comment to bgctx. by @zenhack in #388
• Report full stack traces when detecting leaked clients. by @zenhack in #376
• Add recommendation not to provide custom ClientHooks. by @lthibault in #389
• Fix client leak in the server package by @zenhack in #390
• Fix #382 by @zenhack in #391
• Refactor use of releaseList by @zenhack in #392
• Release list fixes & broader use by @zenhack in #393
• Clean up/fix locking in handleReturn by @zenhack in #395
• Clean up/fix locking in handleDisembargo by @zenhack in #396
• handleBootstrap: avoid a use of syncutil.Without() by @zenhack in #397
• Clean up locking in Conn.shutdown() by @zenhack in #398
• Simplify rpc/answer.Return() by @zenhack in #399
• Fix comment birot by @zenhack in #402
• Tweak locking around Conn.sender by @zenhack in #401
• handleRelease: use syncutil.With by @zenhack in #404
• handleCall: cleanups & locking simplifications by @zenhack in #403
• Remove remaining non-hierarchical locking in the rpc package. by @zenhack in #406
• Fix some spelling errors by @zenhack in #407
• Improve type safety wrt locking. by @zenhack in #408
• Docs sync Arith schema and code by @grishy in #410
• Reduce usage of the fmt package by @zenhack in #411
• Get rid of formatting helpers that call out to fmt by @zenhack in #412
• Minor style cleanup by @zenhack in #413
• Fixes wrt. withLocked by @zenhack in #414
• Add handler for unknown method by @hspaay in #405
• Minor cleanup. by @zenhack in #415
• Delete server.returnEmbargoer by @zenhack in #416
• Fix 394 by @zenhack in #417
• Fix occasional spurious test failure. by @zenhack in #418
• server tests: use assert for concision. by @zenhack in #421
• Don't report nil error when shutting down import client. by @lthibault in #422
• Fix #420 by @zenhack in #424
• Remove extra msgReleaser.Decr() by @zenhack in #427
• Server.handleCalls: deal with ack/Go correctly when shutting down. by @zenhack in #428
• Panic on flowcontrol deadlock by @lthibault in #430
• Add Release() method to capnp.Arena. by @lthibault in #432
• Fix #375 (I think) by @zenhack in #434
• CI: only run the tests repeatedly, not compile them. by @zenhack in #436
• findEmbargo: define on lockedConn instead of Conn. by @zenhack in #435
• Define .cancelTasks() on lockedConn instead of Conn. by @zenhack in #438
• rpc.questionFlags: Add .Contains() method by @zenhack in #439
• answer.sendMsg(): take a lockedConn by @zenhack in #440
• syncutil.With -> Conn.withLocked by @zenhack in #441
• Add context to 'too many segments' error in decoder. by @lthibault in #431
• Fix bug in TestSendDisembargo/SendQueuedResultToCaller by @zenhack in #443
• Fix #426. by @zenhack in #444
• bbr.Limiter.trySend: don't take a context. by @zenhack in #445
• BBR: avoid busy loop by @zenhack in #446
• Bootstrap tests by @zenhack in #448
• Unbounded queues: add a Close() method. by @zenhack in #449
• recvCap: use the vine for thirdPartyHosted caps. by @zenhack in #451
• Streaming support helpers. by @zenhack in #450
• Use go-util module, with some trivial substitutions by @zenhack in #453
• Remove more uses of fmt package. by @zenhack in #454
• Avoid use of fmt in the main package. by @zenhack in #456
• Simplify Message.Reset() by @zenhack in #459
• Add Go 1.20 to CI by @zenhack in #460
• CI: display GOARCH in job name. by @zenhack in #461
• WIP: avoid deadlocks wrt. embargo by @zenhack in #458
• Support writing to reset messages. by @lthibault in #462
• Remove capnperr annotator (unused). by @lthibault in #464
• Allocate SingleSegmentArena from bufferpool. by @lthibault in #465
• WIP: sketch out interfaces for working with vat networks by @zenhack in #452
• Stub out places where we need to add logic for 3PH by @zenhack in #469
• Drop support for go 1.18 by @lthibault in #472
• Improvements to buffer pool by @lthibault in #466
• Remove unused method rpc.Conn.getAnswerQuestion. by @lthibault in #474
• Don't export ClientPromise, use an interface instead. by @zenhack in #475
• Clean up rpc.Conn.receive by @lthibault in #473
• Move arena code to arena.go. by @lthibault in #467
• Rename fulfiller.go -> resolver.go by @zenhack in #477
• WIP: groundwork for request-based API by @zenhack in #455
• Add NewLocalPromise() api by @zenhack in #476
• Remove more uses of fmt. by @zenhack in #478
• Don't register schema by default. by @zenhack in #479
• Send promise resolution messages by @zenhack in #471
• Fix order of comment numbers in test. by @zenhack in #481
• Drop pre go 1.18 implementation of Encoder.write by @zenhack in #483
• Simplify Client leak reporting. by @zenhack in #485
• Rework Server.Shutdown semantics. by @zenhack in #484
• Expunge io/ioutil by @lthibault in #486
• Move (de)coder to its own file by @lthibault in #487
• Pool multi-segment buffers. by @lthibault in #488
• Use go-util's mutex package for clientHook state. by @zenhack in #491
• Use go-util's mutex package for Client. by @zenhack in #492
• Use go-util's mutex package in Promise. by @zenhack in #493
• Clean up Message.Reset by @lthibault in #489
• Decompose answer struct. by @zenhack in #495
• Use go1.19 atomic.Uint64 in Message. by @lthibault in #497
• Don't directly export cap table from message by @lthibault in #498
• Fix clerical errors in the comments for resolveHook by @zenhack in #499
• handleCancel: minor simplification. by @zenhack in #501
• Drop our home-grown releaseList type by @zenhack in #504
• exc.WrapError: return nil if the original error is nil. by @zenhack in #506
• Client.peek(): make returns consistent with startCall() by @zenhack in #511
• Delete stale FIXME comment. by @zenhack in #510
• Remove superfluous call to Release() in test. by @zenhack in #507
• Don't use $GOPATH in instructions. by @zenhack in #512
• Tidy up the README & remove stuff redundant with docs/ by @zenhack in #513
• promiseState: remove obsolete ongoingCalls and callsStopped fields. by @zenhack in #514
• Promise: delete unnecessary releasedClients field by @zenhack in #516
• Delete irrelevant FIXME comment. by @zenhack in #517
• Get rid of the bootstrapClient implementation of ClientHook. by @zenhack in #502
• Merge clientHook refcounts, fix #348 by @zenhack in #508
• Avoid object cycle in clientHooks. by @zenhack in #509
• Update bitrotten method name in comments. by @zenhack in #518
• Use the rc package for refcounting inside the implementation of Client. by @zenhack in #515
• Clienthook snapshot by @zenhack in #519
• Mark TestDuplicateBootstrap as flaky. by @zenhack in #524
• Pipelined calls on snapshots by @zenhack in #529
• ClientSnapshot.Send/Recv: don't panic on zero receiver. by @zenhack in #528
• Use ClientSnapshot in the export table, rather than Client by @zenhack in #520
• Make rpc.idgen a generic type. by @zenhack in #532
• Add methods to make *ClientSnapshot implement ClientHook. by @zenhack in #531
• WIP: Handle incoming resolve messages, take 2 by @zenhack in #530
• Clean up the API for releaseExport by @zenhack in #536
• Replace ErrorReporter with a structured logging interface. by @zenhack in #537
• Annotations generate a name collision - fixed by @davidhubbard in #539
• Wrap errors in rpc.Conn.receive by @lthibault in #540
• Fix field names that collide with generated names #46 by @davidhubbard in #541
• Update capnp files from capnproto-c++-1.0.0 by @davidhubbard in #542
• RegisterSchema once per golang package #490 by @davidhubbard in #544
• RegisterSchema per golang package #490: include all schema nodes by @davidhubbard in #545
• Fix escaping the backslash character in text marshaling by @fcelda in #546
• Move zenhack.net/go/util into go-capnp repository by @alrs in #547
• Restore README.md (accidentally removed in #547) by @davidhubbard in #549
• Slight improvement in installation docs by @rexposadas in #551
• Fix Description of New_List by @bogdan-deac in #563
• Allow users to specify the Arena implementation used by server. by @lthibault in #565
• bufferpool: Switch to zeropool by @matheusd in #555
• docs: Add tip how to get to capnproto dir with go list by @karelbilek in #559

New Contributors

• @taufik-rama made their first contribution in #179
• @frumioj made their first contribution in #204
• @Matherunner made their first contribution in #234
• @TheApeMachine made their first contribution in #302
• @hspaay made their first contribution in #355
• @grishy made their first contribution in #410
• @davidhubbard made their first contribution in #539
• @fcelda made their first contribution in #546
• @alrs made their first contribution in #547
• @rexposadas made their first contribution in #551
• @bogdan-deac made their first contribution in #563
• @matheusd made their first contribution in #555
• @karelbilek made their first contribution in #559

Full Changelog: v2.17.0...v3.0.1-alpha.1