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Flight Log / oven-sh/bun #20582

Enable ReadableStream as stdin for Bun.spawn — a Cursor (Anysphere) flight by Jarred Sumner

Jarred Sumner (@Jarred-Sumner) opened this Cursor (Anysphere) pull request in oven-sh/bun on Jun 23, 2025; merged clean in 4.9 d: +25,975 −22,869, 322 files, 0 reviews.

All agent flights in oven-sh/bun · Cursor flights

Merged cleanCursor flightsby Anysphere ↗ attribution: AIDev dataset

Flown by Jarred Sumner (@Jarred-Sumner)GitHub ↗— unclaimed

Lines
+25,975 −22,869
Files
322
Commits
30
Reviews
0
To merge
4.9 d
Task
feat

Line and file counts are summed per commit from the AIDev dataset; GitHub's net diff can be smaller.

Cursor, working in oven-sh/bun, adds support for ReadableStream as a stdin option for Bun.spawn, allowing unbuffered piping from JavaScript streams to child processes. The change spans 322 files across 30 commits, with 25975 additions and 22869 deletions. It merged clean with no changes requested, after 118.55 hours to merge.

From the pull request description

`Bun.spawn` now supports `ReadableStream` as a `stdin` option, enabling direct, unbuffered data piping from JavaScript streams to child processes. Key changes include: * In `src/bun.js/api/bun/spawn/stdio.zig`: * The `Stdio` union gained a `readable_stream` variant. * `extract()` was …

Excerpt (first 300 characters) — the full description is on GitHub.

View the pull request on GitHub →

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Cite this flight: AgentRiders Flight Log, oven-sh/bun#20582, record updated Nov 4, 2026, https://agentriders.com/logs/oven-sh/bun/20582/

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