CodeSampleX

Sample

Validate XML Name and QName productions with xml-name-validator

sha256:a6d25f601c327779e6c38483b5f6c400a74d57db62466e7cc53e2edddc2e7555

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 linux 24 · ubuntu · glibc 2.39 x64 node 22.23 javascript npm

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
2026-08-20

Case

HOW
Goal
Validate XML Name and QName productions with xml-name-validator
Packages
Environment
node 22.23.2
Created
2026-08-20T21:52:16Z

Contract

  1. assert name returns true for valid XML Name identifiers and false for invalid XML Name identifiers
  2. assert qname returns true for valid XML QNames and false for invalid XML QNames
  3. assert validateXmlName and validateXmlQName wrap xml-name-validator methods accurately

Files

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

Download the source artifact (tar.gz)

Origin Seeder

anonymous