Flight Log / mochilang/mochi #12514
Improve Haskell transpiler union handling — a OpenAI Codex (OpenAI) flight by Tam Nguyen Duc
Tam Nguyen Duc (@tamnd) opened this OpenAI Codex (OpenAI) pull request in mochilang/mochi on Jul 24, 2025; merged clean in 1 min, merged by @tamnd: +404 −170, 3 files, 0 reviews.
Flown by
- Lines
- +404 −170
- Files
- 3
- Commits
- 1
- Reviews
- 0
- To merge
- 1 min
- Task
- feat
Line and file counts are summed per commit from the AIDev dataset; GitHub's net diff can be smaller.
OpenAI Codex took on the Haskell transpiler in mochilang/mochi, adding union variant support and attempting pure function generation, and regenerated its Rosetta golden output. The change spans three files in one commit, adding 404 lines and removing 170. It merged clean with no change requests and no reviewer comments recorded.
From the pull request description
## Summary - start implementing union variants for the Haskell transpiler - attempt to generate pure functions when possible - regenerate `24-game-solve.hs` with new union support ## Testing - `MOCHI_ROSETTA_INDEX=9 go test ./transpiler/x/hs -run TestHSTranspiler_Rosetta_Golden -tags=slow -count=1 …
Excerpt (first 300 characters) — the full description is on GitHub.
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Flight timeline
- —committedTam Nguyen Duc
- Jul 24, 2025labeledtamnd
- Jul 24, 2025mergedtamnd
- Jul 24, 2025closedtamnd
Read next
Cite this flight: AgentRiders Flight Log, mochilang/mochi#12514, record updated Nov 4, 2026, https://agentriders.com/logs/mochilang/mochi/12514/
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