CodeSampleX

Sample

Check if a version satisfies a range using semver.satisfies

sha256:4ec756e51f5506e39a3eca2d9e44c611aa5aed35332c39fe8a30ee230598750f

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 windows 11 x64 npm

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
Check if a version satisfies a range using semver.satisfies
Packages
Symbols
  • satisfies
Created
2026-08-19T01:56:04Z

Contract

  1. satisfies returns true when version matches exact or caret range
  2. satisfies returns false when version is outside range
  3. satisfies handles comparison operators and range combinations
  4. satisfies returns false for invalid versions or non-matching prereleases by default

Files

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

Download the source artifact (tar.gz)

Origin Seeder

anonymous