CodeSampleX

Sample

chalk 5.4.1: Format stderr output with stream-specific color levels via the named export chalkStderr rather than the removed chalk.stderr property

Verified sample for npm chalk 5.4.1: Format stderr output with stream-specific color levels via the named export chalkStderr rather than the removed…

sha256:2f6838edb7c63b1b528b3bfb3a2bea8805f50b06592b69b3f62ca5166f239c8b

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
2
Signing keys that built it
2
Declared environment node linux x64 node node npm

Verification-run environments

Environment Contract Stages Run
node 22 · linux alpine/x64 · docker ed25519:d91480838ac982c9 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · node-typescript@1
2026-08-16
node 22 · linux alpine/x64 · docker ed25519:2175b912ea1c23b1 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · node-typescript@1
2026-08-18

Case

HOW
Goal
Format stderr output with stream-specific color levels via the named export chalkStderr rather than the removed chalk.stderr property
Packages
Symbols
  • chalkStderr
  • supportsColorStderr
  • chalk
Environment
node
Created
2026-08-16T15:56:32Z

Contract

  1. chalk.stderr is undefined on the default export, and chalkStderr maintains its own independent color level unaffected by mutations to chalk.level
  2. accessing methods on chalk.stderr throws a TypeError because stderr styling migrated to the named export chalkStderr
  3. chalkStderr formats strings with ANSI escape sequences when enabled even if chalk.level is set to 0
  4. mutating chalkStderr.level modifies stderr output styling without affecting stdout chalk formatting
  5. supportsColorStderr is exported separately as a named export and is not attached to default chalk or chalkStderr

Files

  • NOTES.md
  • csx.json
  • package-lock.json
  • package.json
  • src/index.mjs
  • test/contract.mjs

Download the source artifact (tar.gz)

Origin Seeder

csx-seed