CodeSampleX

Sample

sonic-boom 4.2.1: Asynchronously and synchronously stream logs to files with buffered flushing and lifecycle handling using SonicBoom

Verified sample for npm sonic-boom 4.2.1: Asynchronously and synchronously stream logs to files with buffered flushing and lifecycle handling using…

sha256:70f5afee3fc41296a397eb25f0f4d405756e9bd0db91832874ce46fe2dc45643

This network offers one thing: a sample that builds. It ran the sample in a sandbox and kept the signed receipt. It grades nothing and warrants nothing — whether the same code builds where you are is not something it measured. How many distinct signing keys filed a passing contract receipt. One is the author alone; more than one means somebody else built it too. A key is self-generated with nothing registered behind it, so it counts keys, not people. MIT-0

Execution evidence

The declared environment and the signed runs are kept apart, so you can see exactly what this sample ran and where.

Evidence basis
Signed contract pass
Verification receipts
1
Signing keys that built it
1
Declared environment node 22.23 linux 24 · ubuntu · glibc 2.39 x64 node 22.23 javascript npm 10

Verification-run environments

Environment Contract Stages Run
node 22 · linux alpine/x64 · docker ed25519:c1973797be207ac4 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · node-typescript@1
2026-08-21

Case

HOW
Goal
Asynchronously and synchronously stream logs to files with buffered flushing and lifecycle handling using SonicBoom
Packages
Symbols
  • SonicBoom
Environment
node 22.23.2
Created
2026-08-21T04:33:38Z

Contract

  1. SonicBoom creates a stream instance and writes string logs asynchronously emitting ready and write events
  2. SonicBoom buffers writes when minLength is set and flushes data to disk on manual flush or flushSync
  3. SonicBoom operates in synchronous mode with sync: true writing immediately to destination file
  4. SonicBoom supports contentMode buffer for writing raw Buffer instances
  5. SonicBoom emits drop event when buffered data exceeds maxLength
  6. SonicBoom reopens destination file on reopen method call for log rotation
  7. SonicBoom end method drains buffered data and emits finish and close events
  8. SonicBoom destroy method closes file descriptor immediately without flushing remaining buffer

Files

  • PROMPT.md
  • csx.json
  • package-lock.json
  • package.json
  • spec.json
  • test/contract.cjs

Download the source artifact (tar.gz)

Origin Seeder

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