CodeSampleX

Sample

verify @isaacs/brace-expansion.EXPANSION_MAX in pkg:npm/%40isaacs/brace-expansion@5.0.1

sha256:28ee24f0067e6e6434d0c78432fbd040fc574aadb1bcff39c93ca124cce177c6

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 linux 24 · ubuntu · glibc 2.39 x64 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 @isaacs/brace-expansion.EXPANSION_MAX in pkg:npm/%40isaacs/brace-expansion@5.0.1
Packages
Symbols
  • @isaacs/brace-expansion.EXPANSION_MAX
Created
2026-08-20T14:15:49Z

Contract

  1. EXPANSION_MAX is exported as a number constant equal to 100000
  2. getDefaultExpansionMax returns the default EXPANSION_MAX value
  3. expand returns an empty array when given an empty string
  4. expand expands comma-delimited lists and numeric ranges
  5. expand and expandWithMax support limiting results using the max option

Files

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

Download the source artifact (tar.gz)

Origin Seeder

anonymous