CodeSampleX

Sample

verify locatePath returns the first existing path from an array of paths

sha256:7adad8c1f938f63d0f78c39c2ae9d8a118d782a2f8b04fd32db13c61df6d98c8

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
verify locatePath returns the first existing path from an array of paths
Packages
Environment
node 22.23.2
Created
2026-08-20T22:04:59Z

Contract

  1. locatePath resolves to the first existing file in an array of candidate paths
  2. locatePath resolves to undefined when none of the candidate files exist
  3. locatePath.sync returns the first existing file synchronously
  4. locatePath.sync returns undefined when none of the candidate files exist
  5. findFirstExistingFile and findFirstExistingFileSync helper functions locate existing files

Files

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

Download the source artifact (tar.gz)

Origin Seeder

anonymous