feat(codemode): support Promise.any and new Promise construction (#36339)

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Aiden Cline 2026-07-10 20:46:13 -05:00 committed by GitHub
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@ -94,7 +94,7 @@ ultimate source of truth.
- [x] Sequence expressions (the comma operator).
- [x] `await` for sandbox promises; a plain value passes through unchanged, though every `await` still defers its
continuation one reaction turn.
- [x] `new` for Error types, Date, RegExp, Map, Set, URL, and URLSearchParams.
- [x] `new` for Error types, Date, RegExp, Map, Set, URL, URLSearchParams, and Promise.
- [x] Arithmetic operators: `+`, `-`, `*`, `/`, `%`, and `**`.
- [x] Equality and ordering: `==`, `!=`, `===`, `!==`, `<`, `<=`, `>`, and `>=`.
- [x] Bitwise operators: `&`, `|`, `^`, `~`, `<<`, `>>`, and `>>>`.
@ -103,15 +103,15 @@ ultimate source of truth.
- [x] Prefix and postfix `++` and `--`.
- [x] Plain, arithmetic, bitwise, and logical assignment operators.
- [ ] Unary `void` and `delete`.
- [ ] Arbitrary constructors and `new Promise(...)`.
- [ ] Arbitrary constructors.
## Promises and tools
- [x] Tool calls start eagerly and return supervised, run-once sandbox promises.
- [x] Direct `await`, repeated awaits, and implicit resolution when a promise is returned from a function/program.
- [x] `Promise.resolve` and `Promise.reject`.
- [x] `Promise.all`, `Promise.allSettled`, and `Promise.race` over supported collections containing promises and plain
values.
- [x] `Promise.all`, `Promise.allSettled`, `Promise.race`, and `Promise.any` over supported collections containing
promises and plain values.
- [x] `Promise.all` preserves result order and rejects on the first observed failure without cancelling siblings.
- [x] `Promise.allSettled` returns plain fulfilled/rejected outcome records.
- [x] `Promise.race` settles from the first result without cancelling losers at settlement time.
@ -130,9 +130,14 @@ ultimate source of truth.
diagnostics. A combinator abandoned inside its final settlement turn counts as pending and is interrupted
without a warning.
- [x] `try`/`catch` can handle awaited tool and promise failures.
- [ ] `Promise.any`.
- [x] `Promise.any`: first fulfillment wins; all-rejected rejects with an `AggregateError` whose `errors` array holds
the catch-normalized reasons in input order, and empty input rejects with an empty `AggregateError`.
- [x] `new Promise((resolve, reject) => ...)`: the executor runs synchronously and receives first-class resolve/reject
callables that settle the promise exactly once (they may escape the executor and settle later); an executor
throw rejects unless the promise already settled, resolving with a promise adopts it, and resolving with the
promise itself rejects with a `TypeError`. Resolver callables work as `.then`/`.catch` handlers and collection
callbacks but remain opaque references that cannot cross the data boundary.
- [ ] Thenable assimilation (objects with a `then` method are plain data, not promises).
- [ ] Custom promise construction with `new Promise(...)`.
- [ ] Async iterables, host streams, and stream consumption.
## Objects and properties
@ -163,7 +168,7 @@ ultimate source of truth.
- [ ] The mapper and `thisArg` forms of `Array.from`.
- [ ] `Array.prototype.toSpliced`.
- [ ] Canonical index handling: a key such as `"01"` must not alias index `1`.
- [ ] Complete sparse-array parity.
- [ ] Complete sparse-array parity. Promise combinators do consume holes as `undefined` members, as in JS.
- [ ] Correct `findLast` return behavior when its predicate mutates the examined element.
## Strings
@ -268,6 +273,8 @@ ultimate source of truth.
- [x] `Error`, `TypeError`, `RangeError`, `SyntaxError`, `ReferenceError`, `EvalError`, and `URIError`, callable with
or without `new`.
- [x] `AggregateError` with the `(errors, message?)` signature and an own `errors` array, constructed directly or by
an all-rejected `Promise.any`.
- [x] Error `name`/`message`, error inheritance through `instanceof`, and plain-data serialization.
- [x] `instanceof` for Date, RegExp, Map, Set, URL, URLSearchParams, Array, Object, Promise, and Error types.
- [x] Catchable interpreter failures and awaited tool failures.