Issues

• test(lib): debug cargo test --lib overflows the default test-thread stack in prelude-loading tests

  pmatos/jsse#1497 · Filter by author pmatos opened on Oct 31, 2026

• bug(regexp): RegExp String Iterator next() lacks the generator-executing check

  pmatos/jsse#1496 · Filter by author pmatos opened on Oct 31, 2026

• perf(node-host): SetCallPos is a separate op before every call under --node (5.7-7% of executed ops)

  pmatos/jsse#1492 · Filter by author pmatos opened on Oct 30, 2026

• perf(bytecode): switch over constant cases compiles to a linear CaseStrictEq chain

  pmatos/jsse#1491 · Filter by author pmatos opened on Oct 30, 2026

• perf(gc): minor collections cost ~10 ms each and GC is about half the wall time of TypeScript test-runner processes

  pmatos/jsse#1490 · Filter by author pmatos opened on Oct 30, 2026

• node-host: uncaught error from a node: builtin lacks the source-line header and prints builtin frames as <anonymous>:L:C

  pmatos/jsse#1487 · Filter by author pmatos opened on Oct 30, 2026

• node-host: module syntax and link errors differ from V8 (parse messages, missing export text and source line)

  pmatos/jsse#1484 · Filter by author pmatos opened on Oct 30, 2026

• node-host: errors created inside import() lack the caller's position and async frame

  pmatos/jsse#1483 · Filter by author pmatos opened on Oct 30, 2026

• node-host: stacks lack native builtin frames (at Array.map (<anonymous>))

  pmatos/jsse#1482 · Filter by author pmatos opened on Oct 30, 2026

• node-host: Date toString time zone name and Intl timeZoneName:'long' date separator differ from V8

  pmatos/jsse#1480 · Filter by author pmatos opened on Oct 30, 2026

• test(oracles): kill the whole process group on exit/SIGINT/SIGTERM in the other TypeScript oracle drivers

  pmatos/jsse#1425 · Filter by author pmatos opened on Oct 28, 2026

• engine: closures retain their whole defining environment (no capture/liveness analysis)

  pmatos/jsse#1420 · Filter by author pmatos opened on Oct 28, 2026

• node-host: V8 error message text and engine-thrown error positions differ from Node (--node only)

  pmatos/jsse#1419 · Filter by author pmatos opened on Oct 28, 2026

• epic(1214): follow-ups found while running tsc on jsse

  pmatos/jsse#1418 · Filter by author pmatos opened on Oct 28, 2026

• fix(regexp): lookbehind with variable-width or alternated captures returns wrong capture

  needs-triage
  pmatos/jsse#1415 · Filter by author pmatos opened on Oct 28, 2026
  1

• perf(memory): tsc self-compile peaks at 3.7-6.0 GiB RSS, 5.7-6.6x Node

  performance
  pmatos/jsse#1401 · Filter by author pmatos opened on Oct 27, 2026
  2

• node-host: stack frames lack arrow receiver names, inferred member names and V8 error key order

  pmatos/jsse#1379 · Filter by author pmatos opened on Oct 27, 2026

• node-host: inspector is listed in builtinModules but require("inspector") throws MODULE_NOT_FOUND

  pmatos/jsse#1373 · Filter by author pmatos opened on Oct 27, 2026

• node-host: stack traces lack the module top-level frame and at-async frames

  pmatos/jsse#1368 · Filter by author pmatos opened on Oct 27, 2026

• node-host: web streams (ReadableStream/WritableStream/TransformStream, stream/web, Readable.toWeb/fromWeb)

  pmatos/jsse#1360 · Filter by author pmatos opened on Oct 27, 2026

• node-host: tree-walker (--no-bytecode) omits the async function frame from Error stacks

  pmatos/jsse#1358 · Filter by author pmatos opened on Oct 27, 2026

• perf: creating a module namespace with N exports is O(N^2)

  pmatos/jsse#1347 · Filter by author pmatos opened on Oct 27, 2026

• global environment bypasses [[Set]] and accessors on the global object (stale Var binding; Proxy global)

  needs-triage
  pmatos/jsse#1346 · Filter by author pmatos opened on Oct 27, 2026
  1

• node-host: async fs follow-ups (non-blocking rm/cp, readv/writev, FileHandle refs)

  pmatos/jsse#1341 · Filter by author pmatos opened on Oct 26, 2026

• Calling a class constructor without new omits the class name in the TypeError message

  pmatos/jsse#1336 · Filter by author pmatos opened on Oct 26, 2026