CodeSampleX

Exemple

@npmcli/map-workspaces 4.0.2: mapWorkspaces, mapWorkspaces.virtual

Échantillon vérifié pour npm @npmcli/map-workspaces 4.0.2: mapWorkspaces, mapWorkspaces.virtual. Le contrat s'est exécuté sur node 22 · linux debian/x64 …

sha256:7740fc4ce57c4bd28bcb32acf213c75a1f2a7e7343041636dae962e44ae9f029

Ce réseau offre une seule chose : un échantillon qui compile. Il l'a exécuté dans un bac à sable et conservé le reçu signé. Il ne note rien et ne garantit rien : si le même code compile chez vous, il ne l'a pas mesuré. Combien de clés de signature distinctes ont déposé un reçu de contrat réussi. Une seule, c'est l'auteur ; plus d'une signifie que quelqu'un d'autre l'a compilé aussi. Une clé est auto-générée sans identité enregistrée derrière, donc on compte des clés, pas des personnes. MIT-0

Preuves d'exécution

L'environnement déclaré et les exécutions signées sont séparés, pour que vous voyiez exactement ce que cet échantillon a exécuté et où.

Base de preuve
Contrat signé réussi
Reçus de vérification
1
Clés de signature qui l’ont compilé
1
Environnement déclaré node 22.23 linux 24 · ubuntu · glibc 2.39 x64 node 22.23 npm 10

Environnements des exécutions de vérification

Environnement Contrat Étapes Exécution
node 22 · linux debian/x64 · docker ed25519:c1973797be207ac4 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · node-typescript@1node:22@sha256:8a34c4ab3ea2…
2026-10-18

Cas

HOW
Objectif
verify pkg:npm/%40npmcli/map-workspaces@4.0.2
Paquets
Symboles
  • mapWorkspaces
  • mapWorkspaces.virtual
Environnement
node 22.23
Créé
2026-10-18T08:53:07Z

Contrat

  1. mapWorkspaces({ cwd, pkg }) resolves workspace glob patterns (both array and { packages: [...] } forms), respects negated patterns (!pattern), falls back to folder name when package.json omits name, and returns a Map<packageName, directoryPathname> in pattern declaration order
  2. mapWorkspaces rejects with Error code EDUPLICATEWORKSPACE when multiple workspace directories share the same package name
  3. mapWorkspaces rejects with TypeError code EMAPWORKSPACESPKG when opts.pkg is missing and TypeError code EWORKSPACESCONFIG when workspaces is not an Array
  4. mapWorkspaces.virtual({ cwd, lockfile }) synchronously maps workspace entries from a lockfile packages object into a Map<packageName, directoryPathname> and throws TypeError code EMAPWORKSPACESLOCKFILE when opts.lockfile is missing

Fichiers

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

Télécharger l’artefact source (tar.gz)

Code source

PROMPT.md
Clean-room public code sample — generation instructions

Write a brand-new, minimal, self-contained code sample in this clean-room directory.
Do not copy, paraphrase, or reference any existing project source. Work only from this spec.

A csx.json manifest scaffold already exists. Do not recreate it from memory. Preserve its case.goal, packages and symbols; fill its empty case.contract with exact assertions and correct its environment, commands and verifierAdapter for the files you generate.

Goal: verify pkg:npm/%40npmcli/map-workspaces@4.0.2
Kind: HOW

Use EXACTLY these public packages and versions:
  - pkg:npm/%40npmcli/map-workspaces@4.0.2

Rules:
  - One focused purpose; the smallest project that proves the goal.
  - Include a contract test (test/contract.*) that runs OFFLINE and exits 0 exactly when the goal behavior works.
  - Pin every dependency with a lockfile so resolution is reproducible.
  - No secrets, credentials, or tokens. No real URLs (only example.com or localhost). No absolute paths.
  - No personal names, emails, company names, or project identifiers of any kind.
  - No binaries and no generated output (node_modules, dist, target, venv, .git, .env).
  - Keep it under 200 files and 256KB packed.
csx.json
{"case":{"caseId":"case:sha256:42f7bd5cd675a7a7d0c61d5ea414cb0000bd3a95aef8a016a207a78e1b62358d","contract":["mapWorkspaces({ cwd, pkg }) resolves workspace glob patterns (both array and { packages: [...] } forms), respects negated patterns (!pattern), falls back to folder name when package.json omits name, and returns a Map\u003cpackageName, directoryPathname\u003e in pattern declaration order","mapWorkspaces rejects with Error code EDUPLICATEWORKSPACE when multiple workspace directories share the same package name","mapWorkspaces rejects with TypeError code EMAPWORKSPACESPKG when opts.pkg is missing and TypeError code EWORKSPACESCONFIG when workspaces is not an Array","mapWorkspaces.virtual({ cwd, lockfile }) synchronously maps workspace entries from a lockfile packages object into a Map\u003cpackageName, directoryPathname\u003e and throws TypeError code EMAPWORKSPACESLOCKFILE when opts.lockfile is missing"],"goal":"verify pkg:npm/%40npmcli/map-workspaces@4.0.2","kind":"HOW","packages":["pkg:npm/%40npmcli/map-workspaces@4.0.2"],"schemaVersion":1,"symbols":["mapWorkspaces","mapWorkspaces.virtual"]},"contractCommand":["node","test/contract.mjs"],"environment":{"arch":"x64","distro":"ubuntu","ecosystem":"npm","executionContext":"node","libc":"glibc","libcVersion":"2.39","moduleSystem":"esm","os":"linux","osVersionBucket":"24","packageManager":"npm","packageManagerVersion":"10.9","runtime":"node","runtimeVersion":"22.23","schemaVersion":1},"license":"MIT-0","packages":["pkg:npm/%40npmcli/map-workspaces@4.0.2"],"schemaVersion":1,"subject":"pkg:npm/%40npmcli/map-workspaces@4.0.2","symbols":["mapWorkspaces","mapWorkspaces.virtual"],"verifierAdapter":"node-typescript@1"}
package-lock.json
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package.json
{
  "name": "verify-map-workspaces",
  "version": "1.0.0",
  "private": true,
  "type": "module",
  "scripts": {
    "test": "node test/contract.mjs"
  },
  "dependencies": {
    "@npmcli/map-workspaces": "4.0.2"
  }
}
spec.json
{
  "schemaVersion": 1,
  "goal": "verify pkg:npm/%40npmcli/map-workspaces@4.0.2",
  "kind": "HOW",
  "packages": [
    "pkg:npm/%40npmcli/map-workspaces@4.0.2"
  ]
}
src/index.mjs
import mapWorkspaces from '@npmcli/map-workspaces';

export async function discoverWorkspaces(cwd, pkg, ignore = []) {
  return mapWorkspaces({ cwd, pkg, ignore });
}

export function discoverVirtualWorkspaces(cwd, lockfile) {
  return mapWorkspaces.virtual({ cwd, lockfile });
}

export { mapWorkspaces };
test/contract.mjs
import assert from 'node:assert/strict';
import fs from 'node:fs/promises';
import os from 'node:os';
import path from 'node:path';
import mapWorkspaces from '@npmcli/map-workspaces';
import { discoverWorkspaces, discoverVirtualWorkspaces } from '../src/index.mjs';

const tmpRoot = await fs.mkdtemp(path.join(os.tmpdir(), 'map-ws-test-'));

try {
  // 1. Setup workspace directories on disk
  const pkgADir = path.join(tmpRoot, 'packages', 'pkg-a');
  const pkgBDir = path.join(tmpRoot, 'packages', 'pkg-b');
  const pkgIgnoredDir = path.join(tmpRoot, 'packages', 'pkg-ignored');
  const unnamedDir = path.join(tmpRoot, 'plugins', 'my-plugin');

  await fs.mkdir(pkgADir, { recursive: true });
  await fs.mkdir(pkgBDir, { recursive: true });
  await fs.mkdir(pkgIgnoredDir, { recursive: true });
  await fs.mkdir(unnamedDir, { recursive: true });

  await fs.writeFile(
    path.join(pkgADir, 'package.json'),
    JSON.stringify({ name: '@scope/pkg-a', version: '1.0.0' })
  );
  await fs.writeFile(
    path.join(pkgBDir, 'package.json'),
    JSON.stringify({ name: 'pkg-b', version: '1.0.0' })
  );
  await fs.writeFile(
    path.join(pkgIgnoredDir, 'package.json'),
    JSON.stringify({ name: 'pkg-ignored', version: '1.0.0' })
  );
  // Unnamed package derives its name from folder via @npmcli/name-from-folder
  await fs.writeFile(
    path.join(unnamedDir, 'package.json'),
    JSON.stringify({ version: '1.0.0' })
  );

  // 2. Basic workspace discovery with array config + negated pattern + unnamed package fallback
  const map1 = await discoverWorkspaces(tmpRoot, {
    workspaces: ['packages/*', '!packages/pkg-ignored', 'plugins/*']
  });
  assert.ok(map1 instanceof Map);
  assert.deepEqual(
    Array.from(map1.entries()),
    [
      ['@scope/pkg-a', pkgADir],
      ['pkg-b', pkgBDir],
      ['my-plugin', unnamedDir]
    ]
  );

  // 3. Object-style `{ packages: [...] }` workspaces declaration
  const map2 = await mapWorkspaces({
    cwd: tmpRoot,
    pkg: {
      workspaces: {
        packages: ['plugins/*', 'packages/pkg-a']
      }
    }
  });
  assert.deepEqual(
    Array.from(map2.keys()),
    ['my-plugin', '@scope/pkg-a']
  );

  // 4. Empty workspaces returns an empty Map
  const emptyMap = await mapWorkspaces({
    cwd: tmpRoot,
    pkg: {}
  });
  assert.equal(emptyMap.size, 0);

  // 5. Duplicate workspace package name throws EDUPLICATEWORKSPACE
  const dupDir = path.join(tmpRoot, 'dup', 'pkg-b-copy');
  await fs.mkdir(dupDir, { recursive: true });
  await fs.writeFile(
    path.join(dupDir, 'package.json'),
    JSON.stringify({ name: 'pkg-b', version: '2.0.0' })
  );
  await assert.rejects(
    () =>
      mapWorkspaces({
        cwd: tmpRoot,
        pkg: { workspaces: ['packages/pkg-b', 'dup/*'] }
      }),
    (err) => err instanceof Error && err.code === 'EDUPLICATEWORKSPACE'
  );

  // 6. Error codes for missing pkg or invalid workspaces config
  await assert.rejects(
    () => mapWorkspaces({ cwd: tmpRoot }),
    (err) => err instanceof TypeError && err.code === 'EMAPWORKSPACESPKG'
  );
  await assert.rejects(
    () => mapWorkspaces({ cwd: tmpRoot, pkg: { workspaces: 'invalid-string' } }),
    (err) => err instanceof TypeError && err.code === 'EWORKSPACESCONFIG'
  );

  // 7. Virtual workspace mapping from lockfile object without filesystem I/O
  const virtualMap = discoverVirtualWorkspaces(tmpRoot, {
    packages: {
      '': {
        name: 'root',
        workspaces: ['packages/*', '!packages/pkg-ignored']
      },
      'packages/pkg-a': {
        name: '@scope/pkg-a',
        version: '1.0.0'
      },
      'packages/pkg-b': {
        version: '1.0.0'
      },
      'packages/pkg-ignored': {
        name: 'pkg-ignored',
        version: '1.0.0'
      }
    }
  });
  assert.ok(virtualMap instanceof Map);
  assert.deepEqual(
    Array.from(virtualMap.entries()),
    [
      ['@scope/pkg-a', path.join(tmpRoot, 'packages/pkg-a')],
      ['pkg-b', path.join(tmpRoot, 'packages/pkg-b')]
    ]
  );

  // 8. Missing lockfile in mapWorkspaces.virtual throws EMAPWORKSPACESLOCKFILE
  assert.throws(
    () => mapWorkspaces.virtual({ cwd: tmpRoot }),
    (err) => err instanceof TypeError && err.code === 'EMAPWORKSPACESLOCKFILE'
  );
} finally {
  await fs.rm(tmpRoot, { recursive: true, force: true });
}

Seeder d'origine

anonyme