Function createMinimalIndex

tests/index-migration-atomic-swap.test.ts:45–85

(contextDir: string, buildId: string)

}

async function createMinimalIndex(contextDir: string, buildId: string): Promise<void> {
  await fs.mkdir(contextDir, { recursive: true });
  await fs.mkdir(path.join(contextDir, VECTOR_DB_DIRNAME), { recursive: true });

  // Create index-meta.json (authoritative)
  const meta = {
    metaVersion: INDEX_META_VERSION,
    formatVersion: INDEX_FORMAT_VERSION,
    buildId,
    generatedAt: new Date().toISOString(),
    toolVersion: 'test',
    artifacts: {
      keywordIndex: { path: KEYWORD_INDEX_FILENAME },
      vectorDb: { path: VECTOR_DB_DIRNAME, provider: 'lancedb' },
      intelligence: { path: INTELLIGENCE_FILENAME }
    }
  };
  await fs.writeFile(path.join(contextDir, INDEX_META_FILENAME), JSON.stringify(meta, null, 2));

  // Create index.json with matching buildId
  const index = {
    header: { buildId, formatVersion: INDEX_FORMAT_VERSION },
    chunks: []
  };
  await fs.writeFile(path.join(contextDir, KEYWORD_INDEX_FILENAME), JSON.stringify(index));

  // Create intelligence.json with matching buildId
  const intelligence = {
    header: { buildId, formatVersion: INDEX_FORMAT_VERSION },
    libraryUsage: {},
    patterns: {},
    generatedAt: new Date().toISOString()
  };
  await fs.writeFile(path.join(contextDir, INTELLIGENCE_FILENAME), JSON.stringify(intelligence));

  // Create vector DB build marker
  await fs.writeFile(
    path.join(contextDir, VECTOR_DB_DIRNAME, 'index-build.json'),
    JSON.stringify({ buildId, formatVersion: INDEX_FORMAT_VERSION })
  );
}

async function readBuildIdFromMeta(contextDir: string): Promise<string | null> {
  try {