Sample
verify supports-color.stdout in pkg:npm/supports-color@8.1.1
sha256:95c0af0288a5a716bb4b51bf30aa51edda80cfd2b00f77c407b8efb2ea18ff07
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 10
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 |
2026-08-21 |
Case
HOW- Goal
- verify supports-color.stdout in pkg:npm/supports-color@8.1.1
- Packages
- Symbols
-
- supports-color.stdout
- Environment
- node 22.23.2
- Created
- 2026-08-21T04:46:31Z
Contract
- supportsColor exports stdout stream color support property
- supportsColor.supportsColor returns false for non-TTY stream when FORCE_COLOR is unset
- supportsColor.supportsColor respects FORCE_COLOR levels 0 through 3 and boolean values
- supportsColor.supportsColor detects truecolor support when COLORTERM is set to truecolor
- supportsColor.supportsColor detects 256 color support when TERM is set to xterm-256color
- supportsColor.supportsColor suppresses color when TERM is set to dumb
- getStdoutColorSupport and hasStdoutColorLevel helper functions correctly evaluate color level
Files
- PROMPT.md
- csx.json
- package-lock.json
- package.json
- spec.json
- src/index.js
- test/contract.js
Origin Seeder
anonymous