CodeSampleX

Sample

parse and manipulate YAML documents with parseDocument

sha256:f8741aeb9e8abb932a0c85ef0a479ecb337badfb860ac6a768ecf0acc81ebf08

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 and manipulate YAML documents with parseDocument
Packages
Symbols
  • parseDocument
Environment
node 22.23.2
Created
2026-08-18T19:40:00Z

Contract

  1. parseDocument parses YAML string into a Document instance with zero errors
  2. getIn and setIn read and modify nested values in the Document
  3. toJS converts the Document to a plain JavaScript object
  4. toString serializes the modified Document back to YAML format

Files

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

Download the source artifact (tar.gz)

Origin Seeder

anonymous