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[POC] Give source overlays their package's type environment and class-field semantics (T13) - #1308

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cramforce wants to merge 157 commits into

poc/spm-compilerfrom

opt/overlay-t13

Draft

[POC] Give source overlays their package's type environment and class-field semantics (T13)#1308
cramforce wants to merge 157 commits into
poc/spm-compilerfrom
opt/overlay-t13

Commits on Oct 17, 2026
- Add BroadcastChannel and the remaining Node 24 worker_threads surfaces
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- Declare scr_worker_broadcast_channel in the runtime header
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  69320be
- Return owned copies of the worker thread name
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  4530547
- Carry lifetime regions across await and reuse freed region chunks
  
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  3fcef83
- Keep records, tuples and spread updates that own references in frame storage
  
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- Define the region fiber hooks in an always-linked runtime unit
  
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- Accept a frame-stored tuple receiver in the tuple for-of test
  
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- Keep declared methods of generic class instances after a computed-key write
  
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- Merge main
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- Match Node 24 in URLSearchParams, querystring, string_decoder and os
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- Merge main
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  2ba6bfa
- Match Node 24 in util.format, util.types and util.inspect
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  1ad47f1
- Regenerate the surface manifest for the new util.types brand checks
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- Record corpus costs for the worker programs and order 5805's reads
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Commits on Oct 18, 2026
- Add corpus costs for recently added programs
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- Add mock.timers to node:test
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- Merge main
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- Merge main
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- Shift the runtime in bench:runtime layouts
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- Keep capture analyses linear in the size of a closure environment
  
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- Compile bodies with thousands of capture boxes unoptimized
  
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- Keep declared methods of function-local classes after a computed-key write
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- Add corpus costs for the mock programs
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  3d2c834
- Shift the runtime in bench:runtime layouts (#1245)
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- Compile CommonJS requires placed after code that can reach them, and JSON requires
  
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- Merge main
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- Prove generic classes acyclic like other classes
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- Merge main
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- Merge main
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- Add DisposableStack
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  82c699b
- Merge main
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  eeffa29
- Merge main
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- Add Float16Array
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  32061e8
- Prove generic classes acyclic like other classes (#1246)
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- Merge main
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  2f93c46
- Name the rejected value in the Object prototype TypeError
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- Merge main
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  dd44148
- Add corpus costs for recently added programs (#1242)
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- Merge main
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- Merge main
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- Settle async generator completions on Node's microtask turns
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- Merge main
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- Merge main
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- Keep JavaScript lets open when a later object literal adds properties
  
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- Merge main
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- Merge main
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- Merge main
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- Name the rejected value in the Object prototype TypeError (#1250)
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- Merge main
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- Add the cstring class to library profiles
  
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- Regenerate the surface manifest
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- Merge main
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- Merge main
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  87abacc
- Match Node 24 in URLSearchParams, querystring, string_decoder and os (#1228)
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  298e674
- Add the cstring class to library profiles (#1253)
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  ca23c11
- Read fields of a class instance asserted to a wider union
  
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  patlux
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- Lower Date.prototype.toJSON with Node's null for invalid dates
  
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  phall1
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- Lower mapped types over a generic function's type parameters
  
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  malekelkssas
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- Keep JavaScript lets open when a later object literal adds properties (#1252)
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- Merge main
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- Merge main
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- Merge main
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- Read fields of a class instance asserted to a wider union (#1254)
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  b64ef0a
- Merge main
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- Merge main
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- Merge main
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  7804e62
- Merge main
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  58e6396
- Return a worker's memory when it exits without sharing any of it
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  add07db
- Settle async generator completions on Node's microtask turns (#1251)
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  b152260
- Merge main
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  3f84d64
- Add DisposableStack (#1248)
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  8077a9b
- Merge main
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- Merge main
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  dc1cb7c
- Keep declared methods of generic class instances after a computed-key write (#1215)
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- Window long source lines in diagnostic code frames
  
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  techfreaque
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- Match Node 24 in util.format, util.types and util.inspect (#1229)
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- Merge main
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  98cbdb9
- Answer `in` for class methods and accessors on instances with runtime prototypes
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  aa9c6d2
- Merge main
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- Merge main
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- Read .groups on matchAll rows in JavaScript callbacks
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  5d56b57
- Window long source lines in diagnostic code frames (#1260)
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- Merge main
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  6cdff93
- Give querystring.parse results a null prototype
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  8a2fbee
- Give the discard test's trim run an array of its own
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  3999311
- Skip WebAssembly irreducible control flow analysis on reducible functions
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  588e16d
- Drop the util.types.isFloat16Array entry main already adds
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  d8f707a
- Answer `in` for class methods and accessors on instances with runtime prototypes (#1261)
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  752d58e
- Lower mapped types over a generic function's type parameters (#1256)
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  3414144
- Remove the leftover always-false isFloat16Array probe
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  24096c6
- Give querystring.parse results a null prototype (#1263)
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  c7ffd12
- Return a worker's memory when it exits without sharing any of it (#1258)
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  2385fc4
- Merge main
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  8e677e5
- Add Float16Array (#1249)
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  fe47b38
- Merge main
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- Free large dead cycle sets in address order
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- Read .groups on matchAll rows in JavaScript callbacks (#1262)
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  0a5e244
- Lower Date.prototype.toJSON with Node's null for invalid dates (#1255)
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- Free large dead cycle sets in address order (#1265)
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- Merge main
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- Key the differential oracle cache on the inherited environment
  
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  patlux
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- Revert "Return a worker's memory when it exits without sharing any of it (#1258)"
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- Support the regex v flag
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  84916f2
- Add BroadcastChannel and the remaining Node 24 worker_threads surfaces (#1189)
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  d375212
- Add markAsUncloneable and worker[Symbol.asyncDispose]
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  51777de
- Key the differential oracle cache on the inherited environment (#1266)
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  4f3bf56
- Merge main
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  a0b1e93
- Revert "Return a worker's memory when it exits without sharing any of it" (#1267)
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  a18335e
- Support the regex v flag (#1268)
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  ab1c271
- Skip WebAssembly irreducible control flow analysis on reducible functions (#1264)
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  f9682f3
- Convert errors held as any with Error.prototype.toString
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  6d80207
- Define scr_uncloneable_count with an initializer
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  58096a7
- Describe why mock.timers' tick leaves a fired timer queued
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  c88981a
- Convert errors held as any with Error.prototype.toString (#1270)
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- Add markAsUncloneable and worker[Symbol.asyncDispose] (#1269)
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- Merge main
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  ffd760b
- Return a worker's memory once it and the other workers are done
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  4fe392c
- Add mock.timers to node:test (#1244)
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  0df712e
- Add t.assert.snapshot and t.assert.fileSnapshot
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  89b5bae
- Serialize checked-dynamic members of typed records like JSON.stringify
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  d09b380
- Return a worker's memory once it and the other workers are done (#1273)
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  b779ef7
- Convert Date values into unknown slots as Dates
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  85fe87f
- Run a full cycle pass when a structure dies outside passes
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  74702ac
- Serialize checked-dynamic members of typed records like JSON.stringify (#1275)
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  0dac6c5
- Run a full cycle pass when a structure dies outside passes (#1277)
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  04da3a6
- Select a new property bag's prototype through one helper per class
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  f676f5a
- Merge main
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  14c1cdd
- Add the process.execArgv surface to the manifest
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  f62275d
- Select a new property bag's prototype through one helper per class (#1278)
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  30a7e61
- Convert Date values into unknown slots as Dates (#1276)
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  60829fa
- Answer typeof for builtin module functions and classes
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  0ee069f
- Add t.assert.snapshot and t.assert.fileSnapshot (#1274)
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  4d95b28
- Answer typeof for builtin module functions and classes (#1279)
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  572b26e
- Read events.defaultMaxListeners from the ES module namespace copy
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  1cd06fd
- Read the class base after the callable-base case in super calls
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  201857e
- Remove the last element of a packed array inline on pop
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  fc68a58
- Read the class base after the callable-base case in super calls (#1281)
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  aba3c3a
- Remove the last element of a packed array inline on pop (#1282)
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- Merge origin/main into opt/06-regions
  
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- Merge origin/main into opt/02-value-records
  
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- Record corpus 5973's preflight baseline and skip the scaling test under ASan
  
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  9118cbc
- Admit require cycles whose modules settle their exports first
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- Read events.defaultMaxListeners from the ES module namespace copy (#1280)
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- Keep records, tuples and spread updates that own references in frame storage (#1205)
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  f2e03bd
- Merge origin/main into opt/cjs-interop
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- Carry lifetime regions across await and reuse freed region chunks (#1194)
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  4ed7511
- Compile large closure environments in linear time (#1284)
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  8c1d94e
- Keep the preflight batching test on a fenced require binding
  
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- Lower child_process.exec's callback forms
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  9d0012d
- Read fields as undefined before their assignment
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  27f78a9
- Compile classic CommonJS packages: late requires, JSON requires, nested builtin destructuring, settled require cycles (#1287)
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- Keep object-literal computed keys out of the method replacement census
  
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  espetro
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- Lower child_process.exec's callback forms (#1290)
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  0bdccce
- Read fields as undefined before their assignment (#1292)
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  ff90245
- Keep object-literal computed keys out of the method replacement census (#1294)
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  2fa4b19
- Merge remote-tracking branch 'origin/main' into opt/overlay-t13
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- Give source overlays their package's type environment and class-field semantics
  
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Commits

Commits on Oct 17, 2026

Commits on Oct 18, 2026