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fix(perps): accept omitted Lighter fill context - #10605

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fix/lighter-omitted-fill-context
Sep 30, 2026
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abretonc7s merged 10 commits into
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fix/lighter-omitted-fill-context

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@abretonc7s abretonc7s commented Sep 30, 2026 •

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Explanation

Valid Lighter fills sometimes omit position-sign flags or realized PnL, causing order and activity loading to fail.

Accept omitted fields while still rejecting malformed data. OrderFill.pnl is now optional, so consumers must display missing PnL as unavailable. An explicit zero remains zero.

Package tests and static checks pass. Mobile PnL tests and types pass; Extension compatibility still needs verification.

References

Checklist

  • I've updated the test suite for new or updated code as appropriate
  • I've updated documentation (JSDoc, Markdown, etc.) for new or updated code as appropriate
  • I've communicated my changes to consumers by updating changelogs for packages I've changed
  • I've introduced breaking changes in this PR and have prepared draft pull requests for clients and consumer packages to resolve them

@abretonc7s abretonc7s added the bug Something isn't working label Sep 30, 2026
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abretonc7s marked this pull request as ready for review September 30, 2026 06:43
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abretonc7s requested review from a team as code owners September 30, 2026 06:43
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abretonc7s deployed to default-branch September 30, 2026 06:44 — with GitHub Actions Active
Comment thread packages/perps-controller/src/utils/lighterAdapter.ts Outdated
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abretonc7s added this pull request to the merge queue Sep 30, 2026
Merged via the queue into main with commit ac5a4e2 Sep 30, 2026
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@abretonc7s
abretonc7s deleted the fix/lighter-omitted-fill-context branch September 30, 2026 12:55
@abretonc7s abretonc7s mentioned this pull request Oct 6, 2026
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Naz-Ovh pushed a commit to 0x-fork/metamask-core that referenced this pull request Oct 7, 2026
## Explanation

Releases `@metamask/perps-controller` **19.0.0 → 20.0.0**. The monorepo
version goes **1314.0.0 → 1315.0.0**.

No other package is being published. Perps-controller has no in-monorepo
dependents that need a workspace range bump.

The bump is **major**. Public unions and Lighter order validation
change:

- **BREAKING:** Lighter `placeOrder` / `validateOrder` accept supported
native attached TP/SL instead of refusing all attachments. Gate
forwarding on `attachedTpsl`.
([MetaMask#10638](MetaMask#10638))
- **BREAKING:** Grouped Lighter signer calls require grouping/count
`1/2` or `2/2` with two orders, or `3/3` with three orders.
([MetaMask#10638](MetaMask#10638))
- **BREAKING:** `ScaleOrderChild.state` adds `canceled`.
([MetaMask#10638](MetaMask#10638))
- **BREAKING:** `DirectProviderOrderCapabilitiesUnavailableReason` and
`OrderCapabilitiesUnavailableReason` add `order_market_unsupported`.
([MetaMask#10638](MetaMask#10638))
- **BREAKING:** Stray `triggerPrice` on Lighter basic market/limit
orders is refused with `ORDER_TRIGGER_PRICE_NOT_SUPPORTED`.
([MetaMask#10638](MetaMask#10638))
- **BREAKING:** Lighter position TP/SL replacement and removal preserve
independent partial triggers.
([MetaMask#10638](MetaMask#10638))
- **BREAKING:** `OrderFill.pnl` is optional when the venue omits
realized PnL. Treat missing as unknown, not zero.
([MetaMask#10605](MetaMask#10605))

Also ships Lighter Scale/Chase/TWAP probe work, fee quote attribution
(`feeSource`, `metamaskFeeDiscountBips`), HyperLiquid agent/signing
fixes, quieter optional-messenger failures, and watchlist
hydration/write races.

## Changelog

Moved Unreleased entries in `packages/perps-controller/CHANGELOG.md`
under `[20.0.0]`. Removed Uncategorized monorepo release markers
(1311–1314) that do not affect package consumers. Dropped a duplicate
Chase probe summary already covered by more specific entries.

## References

- Source PRs: [MetaMask#10638](MetaMask#10638),
[MetaMask#10618](MetaMask#10618),
[MetaMask#10605](MetaMask#10605),
[MetaMask#10643](MetaMask#10643),
[MetaMask#10650](MetaMask#10650),
[MetaMask#10651](MetaMask#10651),
[MetaMask#10665](MetaMask#10665),
[MetaMask#10670](MetaMask#10670),
[MetaMask#10683](MetaMask#10683)
- No in-monorepo consumer packages to bump. Mobile and Extension
exhaustive union matches need the new members on upgrade. Lighter
attached TP/SL stays gated on `attachedTpsl` and client rollout.

## Checklist

- [x] I've updated the test suite for new or updated code as appropriate
- [x] I've updated documentation (JSDoc, Markdown, etc.) for new or
updated code as appropriate
- [x] I've communicated my changes to consumers by [updating changelogs
for packages I've
changed](https://github.com/MetaMask/core/tree/main/docs/processes/updating-changelogs.md)
- [x] I've introduced [breaking
changes](https://github.com/MetaMask/core/tree/main/docs/processes/breaking-changes.md)
in this PR and have prepared draft pull requests for clients and
consumer packages to resolve them

Made with [Cursor](https://cursor.com)

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
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