import type { AnyInventory, InstallInventory, MarketplaceInventory, PluginInventory } from './types.js';
export declare const INVENTORY_SCHEMA_VERSION = "vat.inventory/v1alpha";
type Format = 'yaml' | 'json';
type ShallowPluginInventory = Omit<PluginInventory, 'discovered'> & {
    discovered: Omit<PluginInventory['discovered'], 'skills'> & {
        skills: null;
    };
};
type ShallowMarketplaceInventory = Omit<MarketplaceInventory, 'discovered'> & {
    discovered: {
        plugins: null;
    };
};
type ShallowInstallInventory = Omit<InstallInventory, 'marketplaces' | 'plugins'> & {
    marketplaces: ShallowMarketplaceInventory[];
    plugins: ShallowPluginInventory[];
};
/**
 * An inventory as projected for serialization. Structurally an inventory, except
 * that lists the projection skipped are {@link NotWalked} rather than empty.
 */
export type ShallowInventory = ShallowMarketplaceInventory | ShallowPluginInventory | ShallowInstallInventory | AnyInventory;
/**
 * Serialize an inventory with a top-level schema discriminator.
 *
 * The discriminator must come FIRST in the output so consumers can
 * sniff the schema version without parsing the whole document.
 */
export declare function serializeInventory(inv: AnyInventory, format?: Format): string;
/**
 * Shallow projection: keep top-level structure but drop transitive nesting.
 *
 * Every list the projection skips is emitted as `null` — NOT as `[]` — and the
 * document carries a top-level `projection: shallow` marker, so a consumer can
 * tell an unwalked list from an empty one both per-field and document-wide.
 *
 * - Plugin → `discovered.skills: null` (the skills list is preserved as
 *   ComponentRefs in `declared.skills` if the manifest declared them).
 * - Marketplace → `discovered.plugins: null`.
 * - Install → each marketplace and plugin shallow-projected (their own
 *   discovered children unwalked, but path/manifest/declared kept).
 *
 * Use case: tooling that wants top-level structure without the bulk.
 */
export declare function serializeInventoryShallow(inv: AnyInventory, format?: Format): string;
export {};
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