CodeSampleX

Sample

check if a version satisfies a semver range with semver.satisfies

sha256:0899b9726f909d202b0032eab3edac8ace67430ee8f9eee07930210cec4e0d19

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 semver range with semver.satisfies
Packages
Symbols
  • satisfies
Created
2026-08-18T19:36:25Z

Contract

  1. semver.satisfies checks if a version satisfies standard comparison ranges (^, ~, >=, <=, <, >)
  2. semver.satisfies evaluates complex range combinations with logical OR (||) and hyphen ranges
  3. semver.satisfies correctly handles prerelease tags when includePrerelease option is enabled
  4. semver.satisfies returns false for invalid versions or invalid range strings

Files

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

Download the source artifact (tar.gz)

Origin Seeder

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