jco-transpile-v0.1.2

Changelog

[0.1.2] - 2026-02-14

🐛 Bug Fixes

• (transpile) vendor setup script by @vados-cosmonic

⚙️ Miscellaneous Tasks

• (transpile) oxfmt by @vados-cosmonic

• (transpile) swap eslint for oxlint by @vados-cosmonic

• (transpile) add script for building jco when necessary by @vados-cosmonic

jco-std-v0.1.3

Changelog

[0.1.3] - 2026-02-14

🐛 Bug Fixes

• (std) await the inner async handler promise by @andreiltd in #1264

js-component-bindgen-v1.15.0

Changelog

[1.15.0] - 2026-02-13

🚀 Features

• (bindgen) add p3 stream implementation by @vados-cosmonic

• (bindgen) add semver-compatible matching by @ricochet

🐛 Bug Fixes

• (bindgen) enable wasm exceptions proposal support by @rioam2 in #1258

• (bindgen) missing scope_id for resource borrow by @vados-cosmonic

• (bindgen) async host import lookup by @vados-cosmonic

• (bindgen) resource connecting, comments around lifts for futures by @vados-cosmonic

• (bindgen) resource tracking by @vados-cosmonic

• (bindgen) typo in lift code by @vados-cosmonic

• (bindgen) unit stream copy check by @vados-cosmonic

• (bindgen) refactor canon list lower handling by @vados-cosmonic

• (bindgen) s32 flat lower by @vados-cosmonic

⚙️ Miscellaneous Tasks

• (bindgen) lint by @vados-cosmonic

• (bindgen) fix clippy by @vados-cosmonic in #1252

• (bindgen) cargo fmt by @vados-cosmonic

New Contributors

• @rioam2 made their first contribution in #1258

jco-v1.17.0

Changelog

[1.17.0] - 2026-02-13

🐛 Bug Fixes

• (jco) eslint use in tests, avoid formatting tsc output by @vados-cosmonic

🚜 Refactor

• (jco) comment out unminify by @vados-cosmonic

🧪 Testing

• (jco) temporarily disable post-codegen lint by @vados-cosmonic in #1255

• (jco) use assert.strictEqual in value check by @vados-cosmonic in #1256

• (jco) temporarily disable s32 stream test by @vados-cosmonic

• (jco) add tests for p3 streams by @vados-cosmonic

• (jco) add regression test for improved mapping semantics by @vados-cosmonic

⚙️ Miscellaneous Tasks

• (jco) oxfmt by @vados-cosmonic

• (jco) swap eslint for oxlint by @vados-cosmonic

jco-std-v0.1.2

Changelog

[0.1.2] - 2026-02-13

⚙️ Miscellaneous Tasks

• (std) lint by @vados-cosmonic

• (std) swap eslint for oxlint by @vados-cosmonic

preview2-shim-v0.17.8

Changelog

[0.17.8] - 2026-02-08

🚀 Features

• (p2-shim) implement browser HTTP fetch support via JSPI by @danbopes in #1249

New Contributors

• @danbopes made their first contribution in #1249

js-component-bindgen-v1.14.1

Changelog

[1.14.1] - 2026-02-04

New Contributors

• @rgripper made their first contribution in #1241

jco-v1.16.1

Changelog

[1.16.1] - 2026-02-04

jco-std-v0.1.1

Changelog

[0.1.1] - 2026-02-02

🐛 Bug Fixes

• (std) remove incoming request resource disposal by @vados-cosmonic

js-component-bindgen-v1.14.0

Changelog

[1.14.0] - 2026-02-01

🚀 Features

• (bindgen) add "use jco" telemetry directive by @vados-cosmonic

• (bindgen) add a check for multiple tasks for a wasm export by @vados-cosmonic

• (bindgen) lower impl for results/variants, error context by @vados-cosmonic

• (bindgen) add machinery for lowering guest->guest async results by @vados-cosmonic

• (bindgen) require lifted exports to be async lowered by @vados-cosmonic

• (bindgen) wrap detected lowers for host fns by @vados-cosmonic

• (bindgen) record call metadata with subtasks by @vados-cosmonic

• (bindgen) support recording memories for components by @vados-cosmonic

• (bindgen) introduce global per-component async lower lookup by @vados-cosmonic

• (bindgen) async lowering logic for host imports by @vados-cosmonic

• (bindgen) add trampoline for lower import by @vados-cosmonic

• (bindgen) generate subtasks for async host imports by @vados-cosmonic

• (bindgen) distinguish host provided imports by @vados-cosmonic

• (bindgen) implement gc valtype conversion by @vados-cosmonic

🐛 Bug Fixes

• (bindgen) remove extraneous subtask resolve by @vados-cosmonic

• (bindgen) params/result ptr separation, import key trimming by @vados-cosmonic

• (bindgen) waitable set poll functionality for latest p3 updates by @vados-cosmonic

• (bindgen) param checking logic, prepare call by @vados-cosmonic

• (bindgen) fix bugs in future/stream & waitable trampolines by @vados-cosmonic

• (bindgen) post-return test, loosen reqs for fused post-return by @vados-cosmonic

• (bindgen) lowers for top level (root) host imports by @vados-cosmonic

• (bindgen) disable useful error test, fix fn name parsing by @vados-cosmonic

• (bindgen) async host imports by @vados-cosmonic

• (bindgen) subtask return logic for fused components by @vados-cosmonic

• (bindgen) wire up fused lift lower by @vados-cosmonic

• (bindgen) interpolation on string length during encoding by @vados-cosmonic

• (bindgen) working basic async host imports by @vados-cosmonic

• (bindgen) lowering, refactor string intrinsics for clarity by @vados-cosmonic

• (bindgen) memory index usage by @vados-cosmonic

• (bindgen) update async task & host code by @vados-cosmonic

• (bindgen) pass in memory getter to lower import by @vados-cosmonic

• (bindgen) host import in subtask start logic by @vados-cosmonic

• (bindgen) backpressure functionality by @vados-cosmonic

• (bindgen) fix missing backpressure machinery by @vados-cosmonic

• (bindgen) webidl binding account for missing internal keys by @vados-cosmonic

• (bindgen) allow missing current task by @vados-cosmonic

• (bindgen) required intrisnics for err context by @vados-cosmonic

• (bindgen) host provided hint on constructors by @vados-cosmonic

• (bindgen) use of size param, increase code limit by @vados-cosmonic

• (bindgen) fix host async import calling by @vados-cosmonic

• (bindgen) workaround lint for unused variables in macros by @vados-cosmonic in #1166

• (bindgen) loosen checks for task completion, fix conflict by @vados-cosmonic

• (bindgen) fix post return lookup by @vados-cosmonic

• (bindgen) async impl for task state & subtask management by @vados-cosmonic

• (bindgen) use ponyfill for Promise.withResolvers by @wooorm-arcjet in #1156

🚜 Refactor

• (bindgen) remove AsyncTask#pollForEvent by @vados-cosmonic

• (bindgen) clean up some code by @vados-cosmonic

• (bindgen) rework memory idx setting for tasks by @vados-cosmonic

• (bindgen) followup for rename of task creation intrinsic by @vados-cosmonic

• (bindgen) rename task creation intrinsic by @vados-cosmonic

• (bindgen) more flexibility for missing memories by @vados-cosmonic

• (bindgen) rework async task/subtask resolution handling by @vados-cosmonic

• (bindgen) exclusive locking logic by @vados-cosmonic

⚙️ Miscellaneous Tasks

• (bindgen) wit-bindgen -> 0.52.0 by @vados-cosmonic in #1229

• (bindgen) add backpressure dec/inc to early trampolines by @vados-cosmonic

• (bindgen) rustfmt by @vados-cosmonic in #1151

• (bindgen) fix lint by @vados-cosmonic

• (bindgen) cleanup testing code by @vados-cosmonic

• (bindgen) prep for writing out results for async calls by @vados-cosmonic

• (bindgen) remove some overly verbose logging by @vados-cosmonic

• (bindgen) temporarily use pre-merged wit-bindgen code by @vados-cosmonic

• (bindgen) fix lint by @vados-cosmonic

New Contributors

• @molarmanful made their first contribution in #1184
• @wffurr made their first contribution in #1172
• @wooorm-arcjet made their first contribution in #1156