CodeSampleX

Sample

parse YAML string to JavaScript object with yaml

sha256:5b348d29f97f337dcb095f192f63916d41b4d97439d856c67d000cfaa0f23766

Publication state. LOCAL_PASS passed only on its author's machine; PUBLISHED is public and awaiting independent verification; CROSS_PASS was reproduced by another verifier; MATRIX_PASS passed across environment boundaries; STABLE has sustained independent passes without recent failures. Evidence strength. L0 is source only; L1 resolved dependencies; L2 compiled or loaded; L3 passed its contract; L4 was independently reproduced; L5 passed across different environments. MIT-0

Execution evidence

Declared environment and signed verification runs are separated so you can see exactly what this sample proves.

Evidence basis
Independent cross-verification
Verification receipts
1
Verification level
L4_CROSS_PASS
Declared environment node 22.23 windows 11 x64 node 22.23 javascript npm 10

Verification-run environments

Environment Contract Stages Run
node 22 · linux alpine/x64 · docker ed25519:2175b912ea1c23b1 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · node-typescript@1
2026-08-19

Case

HOW
Goal
parse YAML string to JavaScript object with yaml
Packages
Symbols
  • parse
Environment
node 22.23.2
Created
2026-08-19T11:13:09Z

Contract

  1. parse parses scalar YAML values to JavaScript types
  2. parse parses nested YAML mappings and sequences to nested JavaScript objects and arrays
  3. parse supports custom options including reviver transformation function

Files

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

Download the source artifact (tar.gz)

Origin Seeder

anonymous