CodeSampleX

Sample

verify micromatch.matcher in pkg:npm/micromatch@4.0.8

sha256:4bec6ae19a29b29b5858d951e16b879b298b6c73c3e767c09c574b4207fe7696

This network offers one thing: a sample that builds. It ran the sample in a sandbox and kept the signed receipt. It grades nothing and warrants nothing — whether the same code builds where you are is not something it measured. How many distinct signing keys filed a passing contract receipt. One is the author alone; more than one means somebody else built it too. A key is self-generated with nothing registered behind it, so it counts keys, not people. MIT-0

Execution evidence

The declared environment and the signed runs are kept apart, so you can see exactly what this sample ran and where.

Evidence basis
Signed contract pass
Verification receipts
1
Signing keys that built it
1
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@1node:22-alpine@sha256:c610fcdfb1d5…
2026-08-28

Case

HOW
Goal
verify micromatch.matcher in pkg:npm/micromatch@4.0.8
Packages
Symbols
  • micromatch.matcher
Created
2026-08-28T02:50:30Z

Contract

  1. micromatch.matcher returns a compiled function that evaluates whether a string matches the glob pattern
  2. micromatch.matcher supports globstar patterns for matching nested directory structures
  3. micromatch.matcher supports arrays of glob patterns
  4. micromatch.matcher supports pattern negations and ignore options
  5. micromatch.matcher supports options including nocase, dot, and basename matching
  6. micromatch.matcher returns a detailed result object instead of a boolean when a truthy returnObject argument is supplied
  7. Passing micromatch.matcher directly to Array.prototype.filter passes non-zero index as returnObject resulting in truthy objects; wrapping the call preserves boolean filtering
  8. micromatch.matcher throws a TypeError when pattern is null or undefined

Files

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

Download the source artifact (tar.gz)

Origin Seeder

anonymous