Function diffMarketplaces

src/utils/plugins/reconciler.ts:50–83

(
  declared: Record<string, DeclaredMarketplace>,
  materialized: KnownMarketplacesFile,
  opts?: { projectRoot?: string },
)

 * resolution reads `.git` to canonicalize worktree paths (memoized).
 */
export function diffMarketplaces(
  declared: Record<string, DeclaredMarketplace>,
  materialized: KnownMarketplacesFile,
  opts?: { projectRoot?: string },
): MarketplaceDiff {
  const missing: string[] = []
  const sourceChanged: MarketplaceDiff['sourceChanged'] = []
  const upToDate: string[] = []

  for (const [name, intent] of Object.entries(declared)) {
    const state = materialized[name]
    const normalizedIntent = normalizeSource(intent.source, opts?.projectRoot)

    if (!state) {
      missing.push(name)
    } else if (intent.sourceIsFallback) {
      // Fallback: presence suffices. Don't compare sources — the declared source
      // is only a default for the `missing` branch. If seed/prior-install/mirror
      // materialized this marketplace under ANY source, leave it alone. Comparing
      // would report sourceChanged → re-clone → stomp the materialized content.
      upToDate.push(name)
    } else if (!isEqual(normalizedIntent, state.source)) {
      sourceChanged.push({
        name,
        declaredSource: normalizedIntent,
        materializedSource: state.source,
      })
    } else {
      upToDate.push(name)
    }
  }

  return { missing, sourceChanged, upToDate }
}

export type ReconcileOptions = {
  /** Skip a declared marketplace. Used by zip-cache mode for unsupported source types. */